Trouvez votre prochaine offre d’emploi ou de mission freelance Security Information Event Management (SIEM)

Dans le cadre du renforcement d'une équipe cybersécurité en cours de création au sein d'un grand groupe, nous recherchons un(e) Consultant(e) Cybersécurité Production / ProdSec pour accompagner les équipes opérationnelles et projets sur les enjeux de sécurité des infrastructures de production. Compétences appréciées Sécurité Cloud (Azure, AWS, GCP). Outils de gestion des vulnérabilités (Qualys, Tenable, Nessus, etc.). SIEM et gestion des incidents de sécurité. Architecture sécurité et sécurité des environnements de production. Qualités recherchéesEsprit d'analyse et de synthèse. Autonomie et sens des responsabilités. Excellentes capacités de communication. Goût du travail en équipe et de la transmission de connaissances.

Notre client dans le secteur Conseil et audit recherche un/une Service Delivery ManagerH/F Description de la mission: En tant que Service Delivery Manager, vous êtes l'interlocuteur privilégié du client dans le cadre d'un contrat de services. A ce titre, vous êtes le garant du respect des engagements, de la Qualité de Service globale et de la satisfaction client ainsi que de la rentabilité opérationnelle de ses comptes. Le périmètre fonctionnel des prestations attendues est décomposé en 4 lots : Lot 1 : BUILD Élaborer des solutions standard de cybersécurité et des services associés, sur la base des besoins exprimés par la Compagnie, à des coûts maîtrisés. Lot 2.1: DEPLOY Déployer des solutions et des services de cybersécurité sur nos sites industriels : installation/configuration, pilotage Lot 2.2: RUN Maintenir en conditions opérationnelles et de sécurité (MCO/MCS) les solutions et services de cybersécurité conformément aux SLA définis (Servie Level Agreement). Lot 3: Cyber Operations Assister les sites à mettre en oeuvre des mesures de remédiation lorsque des alertes et des incidents de cybersécurité sont signalés par le SIEM/SOC (Security Operation Centre) du client. Le Service Delivery Manager (SDM) assure l'interface entre le client et les différentes prestations des lots du dispositif, il est le point d'entrée qui peut solliciter tout interlocuteur interne pour répondre à la demande client. Vos missions : En relation direct avec les équipes d'exploitation, votre mission comprend les activités suivantes : Analyser les enjeux et criticités client au sein des équipes opérationnelles Piloter, dans certains cas, la mise en place du service managé (outils d'exploitation, supervision) Elaborer le reporting et assurer l'animation des comités Gérer et anticiper les situations de crise Garantir le respect des SLA (Service Level Agreement) auprès des clients Piloter les plans d'actions mis en place avec les équipes clients et les prestataires externes Suivre la satisfaction client, proposer un plan d'amélioration continu et optimiser les services contractualisés Assurer un rôle de conseil et participer au développement de la relation commerciale en identifiant les opportunités business et en les adressant aux équipes commerciales. Rendre compte de son activité et alerter si nécessaire

Head of IT Infrastructure and Security In summary we are looking to recruit an all-round individual with expert knowledge and hands-on experience of IT Infrastructure coupled with Security, Compliance & Risk Management You must have upwards of 10 years hands-on expertise in IT Infrastructure combined with Security and Risk – ideally from within the banking or insurance sector. The Head of IT Infrastructure and Security Lead is responsible for overseeing the organisation's IT operations, ensuring the stability, continuity, security, and efficiency of its technology platforms within a global commercial insurance environment. Some of the key points to consider for this role are: Define and enforce cloud security policies, identity management, and access controls to protect systems, networks, and data. Oversee the adoption of zero-trust security principles to enhance protection across cloud platforms. Manage identity and access management (IAM) in a cloud-first environment, including Azure AD, MFA, Conditional Access, SSO, and Privileged Access Management (PAM). Lead threat monitoring, detection, and response using cloud-native security solutions such as Microsoft Defender, Sentinel, and SIEM platforms. Ensure compliance with cloud security frameworks and regulatory requirements (ISO 27001, NIST, GDPR, SOC2, FCA). Technology: Microsoft Azure Infrastructure design and administration, including topology, Azure networking, services, and component knowledge, Microsoft AD (Entra), Server and SQL experience, O365 administration and design Microsoft 365 & Azure: Strong experience managing Microsoft 365 (Exchange, SharePoint, Teams), Azure cloud infrastructure, and security tools such as Microsoft Defender and Sentinel. Security & Compliance: Deep knowledge of security frameworks (ISO 27001, NIST, CIS), compliance requirements (GDPR, SOC2), and risk management best practices. Summary: Problem-Solving & Decision-Making: Capable of making informed decisions and resolving complex IT issues in a fast-paced environment. Stakeholder Engagement: Ability to communicate effectively with technical and non-technical stakeholders, including senior leadership and business users. The role will involve managing a Cloud environment in a team of 4 Technical people. Managing 6 different suppliers which include Security, IT Networks, Hosting and Servers and 3 party software. The aim of the role is to bring the MSP's (suppliers of hardware and software) to the same page for the stakeholders and the Board and ensure technology is running smoothly. The Client is a financial organisation based in the City of London. This is a hybrid position with 3 days in the office. Must have a Bachelor's degree in IT or similar. The salary for this role will be in the range £85K - £95K plus Excellent Benefits. Do send your CV to us in Word format along with your salary and notice period.

IT Infrastructure & Systems Manager We are seeking an experienced and highly motivated Senior IT Infrastructure Manager with at least 7 to 10 years experience to oversee, manage, and continuously improve the organization's IT infrastructure, enterprise systems, network environment, and end-user computing services. The successful candidate will ensure the availability, security, performance, and resilience of critical business systems while leading technical teams and supporting key stakeholders across the organization. This role requires a strong blend of technical expertise, leadership capability, operational excellence, and stakeholder management skills, within a complex enterprise environment that includes financial, trading, and treasury systems. Role Description The IT Infrastructure & Systems Manager is a full-time role based in London with a hybrid working arrangement, combining on-site presence with some work from home. This role is responsible for managing and maintaining the organization's core IT infrastructure, including servers, networks, storage, and cloud services. Day-to-day tasks include overseeing system administration, monitoring performance and availability, implementing security best practices, and coordinating backup and disaster recovery processes. The role involves leading and supporting IT operations, resolving complex technical issues, and ensuring that systems, applications, and services remain stable and secure. The IT Infrastructure & Systems Manager will collaborate with internal stakeholders, manage vendors and service providers, contribute to IT strategy and roadmaps, and document procedures, standards, and configuration changes. Qualifications Strong foundation in Information Technology and IT Operations, including infrastructure design, capacity planning, and service management. Hands-on experience with System Administration and Troubleshooting across Windows and/or Linux environments, virtualization, and cloud platforms. Proficiency in Network Security, including firewalls, VPNs, endpoint protection, access control, and security monitoring. Proven ability to manage IT projects, prioritize tasks, and deliver improvements on time and within scope. Excellent communication and stakeholder management skills, with the ability to explain technical concepts to non-technical audiences. Experience leading or mentoring IT team members or support staff is highly desirable. Relevant certifications (e.g., ITIL, Microsoft, Cisco, CompTIA, or cloud certifications) are an advantage. Bachelor's degree in Information Technology, Computer Science, or a related field, or equivalent practical experience. Infrastructure & Systems Management Administer, maintain, and optimize Windows and Linux server environments. Manage VMware virtualized infrastructure (vSphere 8 and above). Oversee enterprise backup and disaster recovery solutions using Veeam Backup & Replication. Manage Veeam ONE monitoring and Veeam Recovery Orchestrator (VRO) environments. Administer endpoint security and encryption solutions, including Symantec Endpoint Protection (SEP) and Symantec Endpoint Encryption (SEE). Support endpoint DLP, SIEM, and security monitoring tools (e.g., Splunk, Tenable). Manage patching processes using ManageEngine Patch Manager Plus. Support Microsoft 365 services and related cloud technologies. In depth understanding of Cyber security Monitor system performance, capacity, availability, and infrastructure health. Ensure compliance with IT governance, security policies, and operational standards. End-User Computing Support Provide advanced desktop, laptop, printer, Mobile device (iOS) and branch office IT support. Deliver AV support for meeting rooms, conferencing, presentations, and collaboration systems. Manage OS deployment, imaging, image creation, maintenance, and software packaging. Administer Active Directory (AD), Group Policy Objects (GPOs) and user provisioning and NTFS permissions. Support Microsoft 365 applications including Outlook, Teams, OneDrive, and SharePoint. Resolve technical incidents and service requests in line with agreed SLAs. Enterprise Applications & Financial Systems Support Support and administer business-critical applications, including: Bloomberg FXT and Refinitiv Eikon, Murex Treasury System, SWIFT Alliance Access (SAA), 1AML, SIBS, GFMS, COP Support enterprise file synchronization and replication solutions (e.g., Syncovery, other SFTP). Networking Configure and support Cisco switches and routers. Administer FortiGate firewall environments. Strong network fundamentals: DNS, DHCP, TCP/IP, LAN/WAN, Routing and connectivity troubleshooting. Monitor network performance, availability, and security posture. Security & Endpoint Management Support vulnerability management using tools such as Tenable. Manage security monitoring and log analysis tools (e.g., Splunk). Perform SSL/TLS certificate lifecycle management using OpenSSL. Create and manage CSRs, certificate chains, and private keys. Ensure adherence to cybersecurity policies, standards, and regulatory requirements. Support physical access control systems (e.g., Paxton) Governance, Documentation & Process Improvement Develop, maintain, and enforce IT policies, standards, and operational procedures. Produce system architecture diagrams, technical documentation, SOP's, and performance reports. Identify and drive opportunities for automation and service improvement. Support technology planning, infrastructure modernization, and transformation initiatives. Operating Systems Windows 11 Windows Server 2019/2022 (or equivalent enterprise environments) Red Hat Linux Infrastructure & Virtualization VMware vSphere / vCenter (v8.0.3 and above) Veeam Backup & Replication Veeam ONE, VRO Microsoft Office 365 ManageEngine Patch Manager Plus SAAS solutions SQL Server Security Symantec Endpoint Protection (SEP) Symantec Endpoint Encryption (SEE) SentinelOne – EDR/ XDR Endpoint DLP solutions Firewall administration Vulnerability management tools (e.g., Tenable) SIEM tools (e.g., Splunk) Networking Cisco Switches and Routers FortiGate Firewalls LAN/WAN networking and routing Hardware & Storage Dell PowerEdge Servers Dell PowerVault SAN Storage Technical Competencies Data analysis and operational reporting Desktop and laptop support Infrastructure monitoring and performance management Certificate lifecycle management (SSL/TLS) Windows imaging and deployment, GPO, NTFS PowerShell scripting SQL Server administration Understanding of software development lifecycle (SDLC) and deployment processes Architecture review and systems optimization Asset management 7+ years of experience in enterprise IT infrastructure and systems administration. Experience within financial services, banking, trading, or treasury environments. Proven experience managing mission-critical infrastructure and applications. Experience operating within regulated and security-focused environments. Able to provide support to VIP stakeholders This is a hybrid role with 3 days at the office in Central London. Salary for this role will be in the range £60K - £65K. Do send your CV to us in Word format along with your salary and availability.

Information Security Manager with Network Engineering Skills Our Client is bank based in Central London who are looking to recruit a seasoned professional with at least 7 to 10 years expertise level Information Security coupled with Hands-on Network Engineering. The role is mainly Information Security – Data Security and split circa 80% with 20% Network Engineering – so you do need to be hands-on technically. You will ideally have circa 5+ years of work experience with Network Engineering coupled with over 10 years experience with Cisco Systems Products Role Description The Information Security Manager with Network Engineering Skills is a full-time hybrid role based in London, with the flexibility to work from home part of the week. The role oversees the design, implementation, and continuous improvement of information security policies, procedures, and controls across networks and systems. Day-to-day responsibilities include managing the Information Security Management System (ISMS), monitoring cybersecurity and network security events, coordinating incident response, and ensuring compliance with relevant standards and regulations. The person in this role will collaborate with IT and business stakeholders to assess risks, implement technical and procedural safeguards, and support secure network architecture and configuration. Additional tasks include producing security documentation, leading security awareness initiatives, and providing guidance on secure network engineering practices. Qualifications Strong skills in Information Security Management and Information Security, with experience defining and enforcing security policies and governance. Hands-on expertise with Information Security Management Systems (ISMS), including implementation, maintenance, and audit readiness. Proficiency in Cybersecurity and Network Security, covering threat detection, vulnerability management, network hardening, and incident response. Demonstrated network engineering experience (e.g., routing, switching, firewalls, VPNs, secure network design). Relevant certifications such as CISSP, CISM, CISA, CompTIA Security+, or similar are beneficial. Experience with regulatory and compliance frameworks (e.g., ISO 27001, GDPR, NIST) and security best practices. Ability to analyze complex technical environments, communicate clearly with both technical and non-technical stakeholders, and document security requirements and processes. Bachelor's degree in computer science, information security, engineering, or a related field, or equivalent professional experience. Key Networking Skills Required: Cisco Network Switches Layer 2 and 3 (Catalyst 9K) – CCNP Level, Expert Level Preferred Routing protocol – OSPF (Catalyst 9K) – CCNP Level, Expert Level Preferred Cisco Switch Stacking (Cat 9K Switches 9600, 9300. 9200) Virtual Routing and Forwarding – (Catalyst 9600) Internetworking Troubleshooting - CCNP Level, Expert Level Preferred High Availability and Disaster Recovery - CCNP Level, Expert Level Preferred Security/Cyber Security Skills Required: Cisco Firepower Firewalls (ASA, FTD) - CCNP Level, Expert Level Preferred Palo Alto Firewalls – Specialist Level, Architect Level Preferred Cisco Layer 2 Port Security Network Access Control including Cisco ISE, TACACS etc Network Detection and Response Network Encryption (Site to Site VPN's) Cisco Secure Client (ASA) Network IPS (Trellix) Network Zero Day (Trellix NX or similar) Host Zero Day (Trellix HX or similar) Cyber Security Network Control Incident Investigation with the assistance of group cyber security experts – Tier 1, Tier 2 to 3 preferred, using LogRhythm SIEM a bonus Host End Point Protection (Symantec) Host IPS Preferred Skills and Knowledge Vulnerability Management (Scanning for Vulnerabilities and classifying the risk, CIS Benchmark Scanning and compliance) – Using Rapid7 a bonus Knowledge of Penetration Testing, understanding of the types of testing and their advantages and disadvantages Security Zone Design and considerations Network and Security Architecture Design and Considerations Understanding of Information Security (Confidentiality, Integrity, Availability), MITRE ATT&CK, NIST, ISO 27001, SIEM use cases for key controls etc Risk Management in Cyber Security, SSL Blind spots, what causes them and how to mitigate Malware/Ransomware and how to mitigate along with Penetration testing concepts Understanding of White/Black/Grey Box penetration testing. Developing Security policies and procedures and conducting audits/risk assessments Handling crisis situations during security incidents The role is hybrid 3 days in the office in Central London. The rate for this role will be in the range £500 pd to £650 pd. This is a 3 month assignment. Do send your CV to us in Word format along with your salary and notice period.

Ingénieur Cybersécurité Confirmé confirmé Lille (F/H)L'OpportunitéRejoignez une équipe dynamique au sein de notre département Infrastructures & Opérations pour accompagner l'un de nos clients majeurs dans le secteur des services. En tant qu'Ingénieur Cybersécurité, vous serez le garant de la mise en œuvre opérationnelle des politiques de sécurité et participerez activement à l'évolution de l'architecture ("Build"). Localisation : Marcq-en-Barœul (59). Disponibilité : Mi-septembre 2026 (avec une période de recouvrement prévue). Contrat : CDI - Niveau Confirmé (minimum 5 ans d'expérience). Vos MissionsRattaché au Security Engineer Manager, vos responsabilités se divisent en quatre piliers majeurs : 1. Sécurité Opérationnelle & Build Concevoir, déployer et maintenir des solutions de sécurité robustes (WAF, EDR, SIEM, Zero Trust). Assurer la protection contre les menaces critiques (DDoS, bots, exfiltration). Renforcer la sécurité des environnements hybrides, avec une priorité sur Azure (ainsi qu'AWS et GCP). Industrialiser la détection et accompagner les projets en mode Security by Design et DevSecOps. 2. Détection & Réponse aux Incidents Surveiller les menaces via les outils SIEM et mener des investigations post-incident (forensics). Proposer des mesures correctives durables pour éviter les récidives. Assurer les astreintes en HNO et week-end pour garantir une réactivité continue. 3. Support & Sensibilisation Accompagner les différentes entités techniques et métiers dans l'intégration sécurisée de solutions SaaS et Cloud. Vulgariser les concepts complexes et sensibiliser les collaborateurs aux bonnes pratiques. 4. Veille & Innovation Tester de nouvelles approches technologiques, notamment l'IA appliquée à la détection et l'automatisation. Votre ProfilExpertise Technique : Vous maîtrisez les concepts IAM, le durcissement des systèmes (hardening), la sécurisation des API et l'intégration sécurité dans les pipelines CI/CD. Outils : Une expérience sur Splunk, SentinelOne, Netskope, Cloudflare, DATADOME ou QUALYS est attendue. Environnement : Solides connaissances en Linux, Windows Server et pratiques d'automatisation (scripts, IaC). Standards : Connaissance des référentiels ISO 27001, NIST, OWASP ou PCI DSS. Soft Skills : Esprit d'équipe, capacité à travailler sous pression, autonomie et sens du service. Langues : Aisance impérative en anglais (écrit et oral). Processus de recrutementÉchange initial avec l'équipe recrutement. Entretien RH et opérationnel avec le Security Engineer Manager . Entretien technique et présentation chez le client final. N'hésitez plus ! Adressez-nous votre CV.

Directeur des Programmes Cyber – Objet du PosteL'organisation souhaite recruter un Directeur des Programmes Cyber au sein de la DIPI afin d'apporter leadership, structure et gouvernance à un vaste portefeuille d'initiatives stratégiques de cybersécurité. Ce poste a pour vocation de renforcer la cohérence, la gouvernance et la discipline d'exécution de programmes actuellement répartis sur plusieurs domaines, notamment la Cyber Résilience, la Sauvegarde et la Reprise d'Activité, l'IAM/IGA, le PAM, la Gestion des Vulnérabilités, les Services de Bastion, la Réduction de l'Exposition Internet, les SOC/SIEM, ainsi que la conformité DORA et la gestion des preuves associées. Agissant comme un leader transversal au sein des équipes IT Operations & Production, le titulaire du poste fédèrera les équipes de sécurité, de gestion des risques, d'infrastructure, d'applications, les fournisseurs externes ainsi que les parties prenantes métiers de haut niveau autour d'une feuille de route commune de transformation cyber. L'objectif du rôle n'est pas de prendre la responsabilité des décisions techniques, mais de définir et d'exécuter une trajectoire claire, mesurable et alignée sur les objectifs de l'entreprise afin d'accélérer la transformation de l'organisation. Principales ResponsabilitésDéfinir et maintenir une feuille de route globale de transformation cyber à l'échelle de l'entreprise, en consolidant l'ensemble des initiatives dans un programme unique avec des objectifs, jalons, risques, dépendances et indicateurs de succès clairement définis. Piloter la mise en œuvre des initiatives à travers les fonctions technologiques, opérationnelles et cybersécurité, en garantissant une coordination efficace tout en préservant les responsabilités des équipes concernées. Assurer la gouvernance et le reporting auprès de la direction générale, en apportant une visibilité claire sur l'avancement des programmes, les priorités, les risques, les points de blocage et les décisions clés à prendre. Mettre en place et renforcer les mécanismes de gouvernance, les processus de priorisation, la gestion des parties prenantes et les méthodologies de pilotage des programmes cyber. Garantir que l'ensemble des activités de transformation cyber soient mesurables, coordonnées et alignées sur les objectifs métiers ainsi que les exigences réglementaires. Développer les capacités internes de leadership cyber en accompagnant la montée en compétence des équipes, tout en maintenant un modèle de gouvernance pragmatique et efficace. Profil de RéussiteCe poste permettra de transformer un ensemble d'initiatives cyber indépendantes en un programme cohérent, intégré et aligné sur la stratégie de l'entreprise, générant des améliorations mesurables en matière de résilience cyber, d'efficacité opérationnelle et de conformité réglementaire. Le Directeur des Programmes Cyber jouera un rôle essentiel dans la mise en place de la structure, de la gouvernance et de la dynamique nécessaires à la réussite des ambitions de transformation cyber de l'organisation.

Pilotage et expertise technique : • Réaliser des investigations avancées lors d'incidents de sécurité (compromissions, élévations de privilèges, mouvements latéraux, APT, ransomware, exfiltration de données, etc.). • Piloter et coordonner les activités de réponse à incident : containment, eradication et recovery. • Analyser les journaux de sécurité, corréler les événements complexes et identifier les schémas d'attaque. • Développer et optimiser les règles de détection, les cas d'usage et les playbooks SOC. • Participer à l'amélioration continue des outils et processus de surveillance. • Assurer la mise en œuvre, l'administration et l'optimisation des solutions SIEM, SOAR, EDR et NDR. Leadership et accompagnement : • Encadrer les analystes SOC et contribuer à leur montée en compétences. • Apporter votre expertise lors des investigations complexes et des situations de crise. • Participer à la structuration et à l'évolution de l'offre SOC. • Être moteur dans la mise en place des bonnes pratiques, des processus d'escalade et des indicateurs de performance. Relation client et développement de l'activité • Être un interlocuteur de confiance auprès de nos Clients. • Animer les comités de suivi et les points de pilotage. • Présenter les analyses, recommandations et plans d'amélioration aux clients. • Comprendre les enjeux métiers et proposer des évolutions pertinentes des dispositifs de sécurité. Participer aux phases d'avant-vente et aux ateliers de cadrage lorsque nécessaire. Référence de l'offre : tizqtffd01

•Accompagner les équipes utilisatrices de GCP / S3NS dans l'application des bonnes pratiques de sécurité : revue des vulnérabilités de leurs applications, recommandations d'audit et appui à la remédiation. •Participer au CCOE : bonnes pratiques de sécurisation de la landing zone, revue des vulnérabilités, recommandations d'audit, et contribution à la feuille de route Cloud (offre de service, projets de migration). •Assurer le reporting de la posture de sécurité Cloud (indicateurs, suivi des vulnérabilités, comités) sur le périmètre. •Contribuer à la montée en compétences des équipes Sécurité internes sur GCP / S3NS et Security Command Center (SCC). •Participation à la définition et suivi de la posture de sécurité (CSPM) : politiques, baselines, écarts par rapport au référentiel. •Piloter la gouvernance des identités et des accès sur GCP : application du moindre privilège, gestion des rôles et des comptes de service. •Contribuer à la chaîne de détection Cloud : intégration des logs GCP et des findings SCC vers le SIEM, appui aux scénarios de détection et à la réponse aux incidents sur le périmètre Cloud.

Level 1 Cyber Security Analyst Must have an Active DV Clearance as immediate starts available Level 1 Cyber Security Analyst Responsibilities Monitor SIEM tooling to identify potential security threats. Perform initial investigation and triage of security alerts. Escalate incidents in line with defined processes. Oversee Security Operators during shift activities. Identify and report faults within monitoring tools. Support continuous security monitoring across a 24x7 operation. Follow incident management processes to ensure timely response. Level 1 Cyber Security Analyst Skills and Experience Experience within cyber security or security operations environments. Strong understanding of SIEM tools and alert handling. Technical knowledge across enterprise IT such as networks or servers. Ability to lead activities within a shift environment. Strong communication skills across technical teams. Level 1 Cyber Security Analyst Additional Information To apply, please send your CV by pressing the apply button Due to the nature and urgency of this post, candidates holding or who have held high level security clearance in the past are most welcome to apply. Please note successful applicants will be required to be security cleared prior to appointment which can take a minimum 18 weeks. LA International is an award-winning partner of choice for many of the world's most influential companies and government organisations. Holding Enhanced Government Security Accreditation, we are recognised as the European market leader in the delivery of Security Cleared talent to organisations that demand the very highest levels of security, compliance and assurance. An award-winning organisation, having secured the prestigious Queens Award for Enterprise: International Trade over multiple years. We are committed to fostering an inclusive, equitable and accessible workplace where everyone feels valued and supported. We welcome applications from all individuals, regardless of background or identity, and we encourage candidates who may not meet every listed requirement to still apply. If you require any adjustments or support during the recruitment process, please let us know and we will work with you to ensure a fair and accessible experience. Please Note: If a high volume of applications is received, only candidates shortlisted will be contacted.

Senior IT Infrastructure & Systems Lead Our Client a bank, in Central London are looking for an experienced IT Infrastructure professional who is ideally looking for their next challenge in a dynamic and regulated financial services environment. We are seeking a highly skilled Senior IT Infrastructure Officer to lead the management, security, and continuous improvement of our enterprise IT infrastructure. The Senior IT Infrastructure Officer will be playing a key role in ensuring the availability, resilience, and performance of critical systems while supporting technologies across servers, networks, cloud services, cybersecurity, and business-critical financial applications. The candidate must have strong technical expertise in Windows/Linux, VMware, Microsoft 365, networking, cybersecurity, and infrastructure management who also enjoys solving complex challenges and driving operational excellence. Must have 7 years' experience in enterprise infrastructure, ideally within banking or financial services, and be passionate about delivering secure, reliable IT services.. The role will be Monday to Friday, 9:30am to 5:30pm and reporting into the Head of IT & Data. Due to the nature of the role, the individual is expected to work in our offices, 5 days per week, during their probationary period Infrastructure & Systems Management · Administer, maintain, and optimize Windows and Linux server environments. · Manage VMware virtualized infrastructure (vSphere 8 and above). · Oversee enterprise backup and disaster recovery solutions using Veeam Backup & Replication. · Manage Veeam ONE monitoring and Veeam Recovery Orchestrator (VRO) environments. · Administer endpoint security and encryption solutions, including Symantec Endpoint Protection (SEP) and Symantec Endpoint Encryption (SEE). · Support endpoint DLP, SIEM, and security monitoring tools (eg, Splunk, Tenable). · Manage patching processes using ManageEngine Patch Manager Plus. · Support Microsoft 365 services and related cloud technologies. · In depth understanding of Cyber ​​security · Monitor system performance, capacity, availability, and infrastructure health. · Ensure compliance with IT governance, security policies, and operational standards. End-User Computing & Branch Support · Provide advanced desktop, laptop, printer, Mobile device (iOS) and branch office IT support. · Deliver AV support for meeting rooms, conferencing, presentations, and collaboration systems. · Manage OS deployment, imaging, image creation, maintenance, and software packaging. · Administer Active Directory (AD), Group Policy Objects (GPOs) and user provisioning and NTFS permissions. · Support Microsoft 365 applications including Outlook, Teams, OneDrive, and SharePoint. · Resolve technical incidents and service requests in line with agreed SLAs. 3. Enterprise Applications & Financial Systems Support · Support and administer business-critical applications, including: · Bloomberg FXT and Refinitiv Eikon, Murex Treasury System, SWIFT Alliance Access (SAA), 1AML, SIBS, GFMS, COP · Support enterprise file synchronization and replication solutions (eg, Syncovery, other SFTP). 4. Networking • Configure and support Cisco switches and routers. • Administer FortiGate firewall environments. • Strong network fundamentals: DNS, DHCP, TCP/IP, LAN/WAN, Routing and connectivity troubleshooting. Monitor network performance, availability, and security posture. Security & Endpoint Management · Support vulnerability management using tools such as Tenable. · Manage security monitoring and log analysis tools (eg, Splunk). · Perform SSL/TLS certificate lifecycle management using OpenSSL. · Create and manage CSRs, certificate chains, and private keys. · Ensure adherence to cybersecurity policies, standards, and regulatory requirements. · Support physical access control systems (eg, Paxton) Operating Systems · Windows 11 · Windows Server 2019/2022 (or equivalent enterprise environments) Red Hat Linux Infrastructure & Virtualization · VMware vSphere / vCenter (v8.0.3 and above) Veeam Backup & Replication Veeam ONE, VRO Microsoft Office 365 · ManageEngine Patch Manager Plus SaaS solutions SQL Server Security · Symantec Endpoint Protection (SEP) · Symantec Endpoint Encryption (SEE) SentinelOne – EDR/XDR Endpoint DLP solutions Firewall administration · Vulnerability management tools (eg, Tenable) SIEM tools (e.g., Splunk) Networking Cisco Switches and Routers · FortiGate Firewalls · LAN/WAN networking and routing Hardware & Storage Dell PowerEdge Servers · Dell PowerVault SAN Storage Education Bachelor or Master's degree or professional qualification in relevant discipline (IT/Information Systems/Computer Science/Technology/Programming/Information Science/System Engineering/Computing) The role is based in Central London and initially will be 5 days per week in the office. This is a 12 month FTC position. The salary for the role will be around £70K - £75K. Do send your CV to us in Word format along with your salary and availability.

Le Responsable de l'architecture de sécurité AWS Landing Zone est garant de l'architecture de sécurité de la Landing Zone AWS de bout en bout. Il est responsable de la conception des Service Control Policies (SCP), de la mise en œuvre des principes Zero Trust, de la gouvernance des identités et des accès (IAM), de la stratégie de chiffrement, de l'architecture des capacités de détection (SIEM, journalisation et surveillance) ainsi que de l'alignement avec les exigences réglementaires (DORA, NIS2, CSSF). Role Summary : Owns the security architecture of the AWS Landing Zone end-to-end: SCP design, Zero Trust controls, IAM governance, encryption strategy, detection stack, and regulatory compliance mapping (DORA, NIS2, CSSF). This profile is the direct counterpart to the Cloud Architect - it validates that every infrastructure decision enforces a security principle Core Responsibilities · Design and implement the layered SCP strategy (Root, Production, Sandbox guardrails) , policy-as-code via Terraform. · Architect IAM Identity Center deployment: federation with corporate IdP (SAML 2.0 / OIDC), permission sets, MFA enforcement, session duration policies. · Define zero standing privilege model: JIT access workflows, permission boundaries, IRSA for Kubernetes workloads. · Design KMS CMK strategy: one CMK per account per service category, key policy authoring, cross-account access controls. · Configure detection stack: GuardDuty , Security Hub (aggregated, FSBP + CIS standards), Macie, Inspector v2, IAM Access Analyzer; all via Organizations. · Author CloudTrail configuration (management + data events), immutable log archive (S3 Object Lock), retention policies. · Design automated response playbooks: EventBridge rules, Lambda remediation, account quarantine procedures. · Map architecture controls to DORA Art. 9, NIS2 Art. 21, NIST SP 800-207, and CSSF expectations. Produce audit evidence package. · Perform threat modeling on the Landing Zone and each workload pattern (STRIDE methodology). · Conduct quarterly security posture reviews: Security Hub score tracking, Config compliance drift, GuardDuty finding trends

Dans le cadre du renforcement de ses équipes cybersécurité, notre client recherche un(e) Security Automation Engineer / DevSecOps afin de contribuer à l'automatisation des processus de sécurité et au maintien des plateformes de détection et de réponse aux incidents. Vos missionsAu sein d'une équipe de sécurité opérationnelle, vous participerez à l'évolution, l'automatisation et l'exploitation des plateformes de cybersécurité. À ce titre, vous serez notamment amené(e) à : Faire évoluer et maintenir les plateformes d'alerting et d'automatisation de la réponse aux incidents (SOAR). Développer et industrialiser les processus d'automatisation des opérations de cybersécurité. Intégrer de nouveaux outils de sécurité au sein de la plateforme existante. Participer à l'amélioration continue du monitoring et des mécanismes de supervision. Développer des scripts d'automatisation et d'administration. Contribuer à la maintenance et à l'évolution des plateformes de gestion des incidents et de suivi des investigations. Documenter les architectures, les développements et les procédures d'exploitation. Recueillir les besoins des équipes sécurité et proposer des améliorations techniques. Participer à la définition de la roadmap technique des plateformes. Assurer le maintien en conditions opérationnelles des solutions déployées. Environnement techniquePython Linux Shell Ansible SQL Git SOAR SIEM Monitoring API REST Automatisation DevSecOps Cybersécurité opérationnelle Qualités recherchéesAutonomie et sens des responsabilités. Esprit d'analyse et capacité à résoudre des problématiques complexes. Curiosité technique et goût pour l'automatisation. Bon relationnel et aptitude à collaborer avec des équipes pluridisciplinaires. Capacité d'adaptation dans un environnement agile et en constante évolution. Bon niveau d'anglais technique.

Description du posteDans le cadre du renforcement d'une équipe Sécurité Opérationnelle au sein d'une DSI d'un grand compte assurance, nous recherchons un Expert Cloud Security GCP pour accompagner les équipes dans la sécurisation et la gouvernance des environnements Cloud. Vous interviendrez sur des sujets de sécurité opérationnelle, de gouvernance Cloud et d'accompagnement des équipes utilisatrices afin de garantir l'application des bonnes pratiques de sécurité. Vos principales missions seront : Accompagner les équipes utilisatrices de GCP / S3NS dans l'application des bonnes pratiques de sécurité : revue des vulnérabilités de leurs applications, recommandations d'audit et appui à la remédiation. Participer au CCOE : bonnes pratiques de sécurisation de la landing zone, revue des vulnérabilités, recommandations d'audit, et contribution à la feuille de route Cloud (offre de service, projets de migration). Assurer le reporting de la posture de sécurité Cloud (indicateurs, suivi des vulnérabilités, comités) sur le périmètre. Contribuer à la montée en compétences des équipes Sécurité internes sur GCP / S3NS et Security Command Center (SCC). Participation à la définition et suivi de la posture de sécurité (CSPM) : politiques, baselines, écarts par rapport au référentiel. Piloter la gouvernance des identités et des accès sur GCP : application du moindre privilège, gestion des rôles et des comptes de service. Contribuer à la chaîne de détection Cloud : intégration des logs GCP et des findings SCC vers le SIEM, appui aux scénarios de détection et à la réponse aux incidents sur le périmètre Cloud

IT Infrastructure & Systems Manager We are seeking an experienced and highly motivated Senior IT Infrastructure Manager with at least 7 to 10 years experience to oversee, manage, and continuously improve the organization's IT infrastructure, enterprise systems, network environment, and end-user computing services. The successful candidate will ensure the availability, security, performance, and resilience of critical business systems while leading technical teams and supporting key stakeholders across the organization. This role requires a strong blend of technical expertise, leadership capability, operational excellence, and stakeholder management skills, within a complex enterprise environment that includes financial, trading, and treasury systems. Please note that this is a completely hands-on role and you must be able to be a Network Engineer, Network Security and Systems Manager all rolled in to on efunction. Role Description The IT Infrastructure & Systems Manager is a full-time role based in London with a hybrid working arrangement, combining on-site presence with some work from home. This role is responsible for managing and maintaining the organization's core IT infrastructure, including servers, networks, storage, and cloud services. Day-to-day tasks include overseeing system administration, monitoring performance and availability, implementing security best practices, and coordinating backup and disaster recovery processes. The role involves leading and supporting IT operations, resolving complex technical issues, and ensuring that systems, applications, and services remain stable and secure. The IT Infrastructure & Systems Manager will collaborate with internal stakeholders, manage vendors and service providers, contribute to IT strategy and roadmaps, and document procedures, standards, and configuration changes. Qualifications · Strong foundation in Information Technology and IT Operations, including infrastructure design, capacity planning, and service management. · Hands-on experience with System Administration and Troubleshooting across Windows and/or Linux environments, virtualization, and cloud platforms. · Proficiency in Network Security, including firewalls, VPNs, endpoint protection, access control, and security monitoring. · Proven ability to manage IT projects, prioritize tasks, and deliver improvements on time and within scope. · Excellent communication and stakeholder management skills, with the ability to explain technical concepts to non-technical audiences. · Experience leading or mentoring IT team members or support staff is highly desirable. · Relevant certifications (eg, ITIL, Microsoft, Cisco, CompTIA, or cloud certifications) are an advantage. · Bachelor's degree in Information Technology, Computer Science, or a related field, or equivalent practical experience. Infrastructure & Systems Management Administer, maintain, and optimize Windows and Linux server environments. Manage VMware virtualized infrastructure (vSphere 8 and above). Oversee enterprise backup and disaster recovery solutions using Veeam Backup & Replication. Manage Veeam ONE monitoring and Veeam Recovery Orchestrator (VRO) environments. Administer endpoint security and encryption solutions, including Symantec Endpoint Protection (SEP) and Symantec Endpoint Encryption (SEE). Support endpoint DLP, SIEM, and security monitoring tools (eg, Splunk, Tenable). Manage patching processes using ManageEngine Patch Manager Plus. Support Microsoft 365 services and related cloud technologies. In depth understanding of Cyber ​​security Monitor system performance, capacity, availability, and infrastructure health. Ensure compliance with IT governance, security policies, and operational standards. End-User Computing Support Provide advanced desktop, laptop, printer, Mobile device (iOS) and branch office IT support. Deliver AV support for meeting rooms, conferencing, presentations, and collaboration systems. Manage OS deployment, imaging, image creation, maintenance, and software packaging. Administer Active Directory (AD), Group Policy Objects (GPOs) and user provisioning and NTFS permissions. Support Microsoft 365 applications including Outlook, Teams, OneDrive, and SharePoint. Resolve technical incidents and service requests in line with agreed SLAs. Enterprise Applications & Financial Systems Support Support and administer business-critical applications, including: Bloomberg FXT and Refinitiv Eikon, Murex Treasury System, SWIFT Alliance Access (SAA), 1AML, SIBS, GFMS, COP Support enterprise file synchronization and replication solutions (eg, Syncovery, other SFTP). Networking Configure and support Cisco switches and routers. Administer FortiGate firewall environments. Strong network fundamentals: DNS, DHCP, TCP/IP, LAN/WAN, Routing and connectivity troubleshooting. Monitor network performance, availability, and security posture. Security & Endpoint Management Support vulnerability management using tools such as Tenable. Manage security monitoring and log analysis tools (eg, Splunk). Perform SSL/TLS certificate lifecycle management using OpenSSL. Create and manage CSRs, certificate chains, and private keys. Ensure adherence to cybersecurity policies, standards, and regulatory requirements. Support physical access control systems (eg, Paxton) Governance, Documentation & Process Improvement Develop, maintain, and enforce IT policies, standards, and operational procedures. Produce system architecture diagrams, technical documentation, SOP's, and performance reports. Identify and drive opportunities for automation and service improvement. Support technology planning, infrastructure modernization, and transformation initiatives. Operating Systems Windows 11 Windows Server 2019/2022 (or equivalent enterprise environments) Red Hat Linux Infrastructure & Virtualization VMware vSphere / vCenter (v8.0.3 and above) Veeam Backup & Replication Veeam ONE, VRO Microsoft Office 365 ManageEngine Patch Manager Plus SaaS solutions SQL Server Security Symantec Endpoint Protection (SEP) Symantec Endpoint Encryption (SEE) SentinelOne – EDR/XDR Endpoint DLP solutions Firewall administration Vulnerability management tools (eg, Tenable) SIEM tools (e.g., Splunk) Networking Cisco Switches and Routers FortiGate Firewalls LAN/WAN networking and routing Hardware & Storage Dell PowerEdge Servers Dell PowerVault SAN Storage Technical Competencies Data analysis and operational reporting Desktop and laptop support Infrastructure monitoring and performance management Certificate lifecycle management (SSL/TLS) Windows imaging and deployment, GPO, NTFS PowerShell scripting SQL Server administration Understanding of software development lifecycle (SDLC) and deployment processes Architecture review and systems optimization Asset management 7+ years of experience in enterprise IT infrastructure and systems administration. Experience within financial services, banking, trading, or treasury environments. Proven experience managing mission-critical infrastructure and applications. Experience operating within regulated and security-focused environments. Able to provide support to VIP stakeholders This is a hybrid role with 3 days at the office in Central London. Salary for this role will be in the range £60K - £65K. Do send your CV to us in Word format along with your salary and availability.

À propos du posteVous rejoindrez une équipe dynamique de cybersécurité au sein du domaine Identity & Access Management (IAM), chargée de sécuriser les accès dans des environnements IT complexes. L'équipe veille à ce que les bonnes personnes disposent des bons accès aux bonnes ressources, au bon moment, tout en respectant des exigences strictes en matière de sécurité et de conformité. Le périmètre couvre notamment le Privileged Access Management (PAM), la gestion du cycle de vie des identités, la gouvernance des accès ainsi que des activités de conseil en sécurité. Ce rôle consiste à concevoir et déployer des solutions CyberArk de niveau entreprise, en contribuant directement à la protection des systèmes critiques et des données sensibles. Responsabilités principalesConcevoir, implémenter et maintenir des solutions CyberArk PAM alignées avec les exigences métier et sécurité Définir et produire la documentation d'architecture technique (schémas, configurations, etc.) Traduire les besoins métiers et sécurité en solutions CyberArk évolutives et robustes Réaliser des analyses de risques et des évaluations de sécurité, avec recommandations de remédiation Garantir la performance, la disponibilité et la scalabilité de l'infrastructure CyberArk (Vault, CPM, PSM, etc.) Piloter les phases d'installation, configuration, intégration et déploiement des solutions CyberArk Diagnostiquer et résoudre des problèmes techniques complexes liés à l'infrastructure Appliquer et promouvoir les bonnes pratiques PAM ainsi que les politiques et procédures de sécurité Collaborer avec les équipes sécurité, infrastructure et conformité afin de respecter les exigences réglementaires Participer aux mises à jour des systèmes (Linux, Windows, Mainframe) Développer et maintenir des connecteurs et plugins CyberArk selon les besoins métier Assurer le transfert de connaissances, la documentation et la formation des équipes opérationnelles Effectuer une veille sur les menaces, tendances et évolutions en cybersécurité Profil recherchéDiplôme Bac +5 en informatique, cybersécurité ou domaine équivalent Expérience confirmée dans la conception et l'implémentation de solutions CyberArk en environnement entreprise Maîtrise des composants CyberArk (Vault, PVWA, CPM, PSM, etc.) Bonne compréhension des concepts de PAM et du cycle de vie des identités (IAM) Expérience d'intégration avec des outils IAM, SIEM et autres solutions de sécurité Compétences en scripting (PowerShell, Python) pour l'automatisation Bonne connaissance des protocoles d'authentification, sécurité réseau et chiffrement Expérience en développement de plugins / connecteurs CyberArk Solides capacités d'analyse et de résolution de problèmes Excellentes compétences en communication et gestion des parties prenantes Expérience en environnement Agile / Scrum À l'aise dans des environnements internationaux et multiculturels