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At CGI, our Space, Defence and Intelligence business unit delivers mission-critical systems that help keep the UK safe and secure. As an Infrastructure Business Analyst, you will play a pivotal role in shaping and delivering technology transformation initiatives, bridging business needs with complex infrastructure solutions. Working across secure, high-impact programmes, you will help drive measurable outcomes through innovation, collaboration, and insight. You’ll be empowered to take ownership of business analysis activities, influence strategic decisions, and contribute creative solutions, all within a supportive environment that values continuous growth and meaningful impact. CGI was recognised in the Sunday Times Best Places to Work List 2025 and has been named a UK ‘Best Employer’ by the Financial Times. We offer a competitive salary, excellent pension, private healthcare, plus a share scheme (3.5% + 3.5% matching) which makes you a CGI Partner not just an employee. We are committed to inclusivity, building a genuinely diverse community of tech talent and inspiring everyone to pursue careers in our sector, including our Armed Forces, and are proud to hold a Gold Award in recognition of our support of the Armed Forces Corporate Covenant. Join us and you’ll be part of an open, friendly community of experts. We’ll train and support you in taking your career wherever you want it to go. Due to the secure nature of the programme, you will need to hold UK Security Clearance or be eligible to go through this clearance. This position will be based on site near Gloucester 5 days a week.

At CGI, our Space, Defence and Intelligence business unit delivers mission-critical systems that help keep the UK safe and secure. As an Infrastructure Project Manager, you will lead the delivery of complex technology programmes, driving outcomes across cloud, network, and platform environments. Working at the forefront of innovation, you will ensure the successful execution of high-impact projects that enable critical client capabilities. You’ll take ownership of delivery, shape strategic direction, and bring structure and creativity to solving complex challenges, all within a collaborative environment that supports your growth and impact. CGI was recognised in the Sunday Times Best Places to Work List 2025 and has been named a UK ‘Best Employer’ by the Financial Times. We offer a competitive salary, excellent pension, private healthcare, plus a share scheme (3.5% + 3.5% matching) which makes you a CGI Partner not just an employee. We are committed to inclusivity, building a genuinely diverse community of tech talent and inspiring everyone to pursue careers in our sector, including our Armed Forces, and are proud to hold a Gold Award in recognition of our support of the Armed Forces Corporate Covenant. Join us and you’ll be part of an open, friendly community of experts. We’ll train and support you in taking your career wherever you want it to go. Due to the secure nature of the programme, you will need to hold UK Security Clearance or be eligible to go through this clearance. This position will be based on site near Gloucester 5 days a week.

Contexte Dans le cadre du maintien en conditions opérationnelles et de l'évolution d'une plateforme digitale à fort enjeu métier, nous recherchons un Ingénieur Développement Full Stack Java pour intégrer une équipe de développement Agile. Vous interviendrez sur une application en production en participant à la maintenance, aux évolutions fonctionnelles ainsi qu'au support technique. Vos missions Maintenance et évolutions (TMA) Assurer la maintenance corrective et évolutive de l'application. Développer les nouvelles fonctionnalités. Participer à l'analyse des besoins techniques et fonctionnels. Rédiger et exécuter les plans de tests. Garantir la qualité et la fiabilité des livraisons. Assurer le suivi de l'exploitation en collaboration avec les équipes de production. Support Apporter un support technique aux utilisateurs et aux équipes métiers. Participer à l'analyse et à la résolution des incidents. Rédiger la documentation technique nécessaire au suivi des applications. Environnement technique Java 21 Spring Boot Spring Batch Spring Security Web Services REST JPA Hibernate 5 React.js JavaScript GitLab CI/CD Maven Nexus PostgreSQL Linux Windows Shell Script Compétences attendues Excellente maîtrise de Java et de l'écosystème Spring. Bonne expérience du développement Front-End avec React.js. Connaissance des architectures 3-tiers. Maîtrise de PostgreSQL. Bonne compréhension des environnements Linux et Windows. Expérience des outils d'intégration continue (GitLab CI/CD, Maven, Nexus). Des connaissances en DevOps constituent un atout.

Nous recherchons pour l’un de nos clients grand compte un Expert Flux Secure transport avec une dominante Build. Activités build à 70% et run à 30% • Expertise de l'outil Secure Transport Réaliser les upgrades de la plateforme / Participer aux projets d’évolution divers • Gestion des incidents N3 et + • Opérations en HNO et Astreintes ponctuelles - Indispensable : · Expérience autour de Secure Transport (orientation BUILD en dominante) dans des contextes grands groupes · Connaissance des environnements d’infrastructure et production

At CGI, our Space, Defence and Intelligence business unit delivers mission-critical systems that help keep the UK safe and secure. As an Infrastructure Test Engineer, you will play a vital role in assuring the performance, resilience, and security of complex infrastructure platforms across cloud and on-premise environments. Working on high-impact programmes, you will help deliver quality-driven outcomes through rigorous testing and automation. You’ll take ownership of validation processes, contribute innovative approaches to testing, and collaborate with expert teams in an environment that supports continuous development and meaningful impact. CGI was recognised in the Sunday Times Best Places to Work List 2025 and has been named a UK ‘Best Employer’ by the Financial Times. We offer a competitive salary, excellent pension, private healthcare, plus a share scheme (3.5% + 3.5% matching) which makes you a CGI Partner not just an employee. We are committed to inclusivity, building a genuinely diverse community of tech talent and inspiring everyone to pursue careers in our sector, including our Armed Forces, and are proud to hold a Gold Award in recognition of our support of the Armed Forces Corporate Covenant. Join us and you’ll be part of an open, friendly community of experts. We’ll train and support you in taking your career wherever you want it to go. Due to the secure nature of the programme, you will need to hold UK Security Clearance or be eligible to go through this clearance. This position will be based on site near Gloucester 5 days a week.

At CGI, our Space, Defence and Intelligence business unit delivers mission-critical systems that help keep the UK safe and secure. As an OpenShift Infrastructure Engineer, you will play a key role in designing, building, and operating containerised platforms that enable scalable, resilient, and secure solutions. Working on complex, high-impact programmes, you will help drive innovation through cloud-native technologies and automation. You’ll take ownership of platform engineering activities, contribute creative solutions to technical challenges, and collaborate within a supportive environment that enables continuous growth and meaningful impact. CGI was recognised in the Sunday Times Best Places to Work List 2025 and has been named a UK ‘Best Employer’ by the Financial Times. We offer a competitive salary, excellent pension, private healthcare, plus a share scheme (3.5% + 3.5% matching) which makes you a CGI Partner not just an employee. We are committed to inclusivity, building a genuinely diverse community of tech talent and inspiring everyone to pursue careers in our sector, including our Armed Forces, and are proud to hold a Gold Award in recognition of our support of the Armed Forces Corporate Covenant. Join us and you’ll be part of an open, friendly community of experts. We’ll train and support you in taking your career wherever you want it to go. Due to the secure nature of the programme, you will need to hold UK Security Clearance or be eligible to go through this clearance. This position will be based on site near Gloucester 5 days a week.

Contexte Mission de management de transition dans le cadre du départ d'un collaborateur. Le consultant prendra la responsabilité d'une équipe Sécurité Applicative et accompagnera les équipes de développement sur les sujets AppSec et DevSecOps. Missions principales Encadrer et animer une équipe d'une dizaine de personnes. Définir et piloter les travaux liés à la sécurité applicative. Accompagner, conseiller et former les développeurs aux pratiques de développement sécurisé. Réaliser des audits de code (manuels et automatisés). Accompagner la remédiation des vulnérabilités. Participer à la veille sur les vulnérabilités des composants, outils et bibliothèques. Assurer la maintenance et l'évolution des outils de sécurité applicative. Participer à l'amélioration continue des pratiques DevSecOps.

Dans le cadre du développement de l'Intelligence Artificielle au sein du SOC d'un grand groupe bancaire, nous recherchons un(e) Expert(e) en IA spécialisé(e) dans l'entraînement, l'alignement et l'évaluation de Modèles de Langage (LLM/SLM), afin de concevoir des modèles souverains ultra-spécialisés en cybersécurité. En collaboration directe avec l'équipe R&D Cyber et l'équipe SOC, vos missions seront les suivantes : Fine-tuning de modèles : adapter et spécialiser des LLM open-source (Llama, Mistral, Qwen...) sur des données de cybersécurité (logs, rapports CTI, playbooks) Alignement et limitation des hallucinations : mettre en œuvre des techniques d'apprentissage par renforcement pour garantir des réponses précises, sécurisées et sans biais Formatage et structuration des données : définir et appliquer les meilleurs formats de prompt et de conversation pour l'entraînement Évaluation et benchmarking : mettre en place des pipelines d'évaluation rigoureux pour mesurer la performance des modèles spécialisés "Cyber" par rapport aux standards du marché

Nous recherchons pour le compte de notre client, un SIR Analyst H/F, en freelance ou portage salarial. Démarrage : Septembre idéalement Durée : Mission longue (possibilité d'embauche) Localisation : Chambéry Missions principales : Gestion des incidents de sécurité Veille sur les vulnérabilités Réalisation de tests d’intrusion sur les composants SI Amélioration continue du CSIRT Intégration de la sécurité dans les projets Coordination des incidents et amélioration des dispositifs de sécurité Rédaction de rapports techniques

Contexte : Au sein du CERT et sous la responsabilité du RSSI Groupe, la mission consiste à renforcer la cybersécurité, la gestion des risques ICT et la conformité réglementaire dans un environnement bancaire. Missions : Accompagner le CERT dans la gestion et le suivi des incidents de sécurité. Participer aux activités SOC : surveillance, détection et analyse des alertes. Contribuer à l'identification et au suivi des risques ICT. Participer à la gouvernance SSI et au reporting sécurité. Veiller au respect des exigences réglementaires du secteur bancaire.

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.

Principales activités : · Expertise de l'outil Secure Transport et du paramétrage des flux · Alimentation de l'outil Easyvista avec les informations relatives aux actions correctives apportées en cas d'incident ou avec les actions réalisées pour traiter les opérations courantes · Contribution au suivi de production quotidien à partir des consoles Secure Transport, CFT · Prise en charge des incidents éventuels avec la communication associée au service · Prise en charge des demandes de maintenance · Contribution aux éventuels projets impactant le périmètre · Mise en place ou maintenance de tableau de bord

🌟 Quel sera ton poste ? 🌟 📍 Lieu : Niort 🏠 Télétravail : 2 jours / semaine 📝Contrat : Portage / Freelance 💸 TJM : 500€-600€ 👉 Contexte client : Tu rejoins un acteur majeur du secteur de l’assurance, engagé dans une transformation profonde de son système d’information avec un fort enjeu autour de la cybersécurité et du Security by Design . Dans ce contexte, l’objectif est d’accompagner les équipes techniques et métiers afin d’intégrer les exigences de sécurité dès les phases amont des projets et garantir des solutions robustes face aux menaces actuelles. Tu interviens en transverse, au cœur des collectifs projets, avec un rôle clé de sensibilisation, de conseil et de pilotage des enjeux cyber. Tu auras pour missions de : Accompagner les équipes sur les enjeux de cybersécurité dès les premières phases des projets Apporter un avis sécurité sur les architectures, évolutions et choix technologiques Contribuer à la diffusion de la culture cybersécurité auprès des équipes Conduire des analyses de risques sur les produits, projets et services Identifier les menaces, vulnérabilités et impacts potentiels Définir et piloter les plans de remédiation et mesures d’atténuation Accompagner les équipes dès la phase de cadrage Contribuer à la définition des exigences de sécurité Vérifier la bonne prise en compte des exigences dans les solutions mises en œuvre 🧰 Stack technique : Cybersécurité : Security by Design Analyse de risques : EBIOS RM Architecture : SI / Applicatif Gouvernance : SSI Méthodes : Gestion des risques Sécurité : Exigences / Conformité Projets : SDLC sécurisé Sensibilisation : Acculturation cyber

Appel d'offres / Offre d'emploi : Consultant Expert Cybersécurité (H/F) Dans le cadre de l'évolution d'un système d'information, il est recherché un consultant en freelance ou en CDI pour accompagner les collectifs techniques dans la prise en compte de la cybersécurité dès le démarrage des projets (approche security by design ). Informations générales Type de contrat : Freelance ou CDI Mode de facturation (si freelance) : Régie Date de début : 01/06/2026 Date de fin (si freelance) : 31/12/2026 Niveau de séniorité requis : Minimum 4 à 7 ans d'expérience Descriptif des prestations / Missions Le collaborateur aura pour missions principales d'accompagner les équipes et de sécuriser les architectures et solutions mises en œuvre : Accompagnement des collectifs et projets : Accompagnement des équipes dès la phase de cadrage des projets. Apport d'un avis sécurité sur les architectures, les évolutions et les choix technologiques. Contribution à la définition des exigences de sécurité et vérification de leur bonne prise en compte dans les solutions déployées. Contribution à la diffusion de la culture cybersécurité auprès des équipes. Analyse de risques : Réalisation des analyses de risques sur les produits, projets et services. Identification des menaces, des vulnérabilités et des impacts potentiels. Définition des mesures d'atténuation des risques. Compétences et expertises attendues Les savoir-faire techniques suivants sont requis pour mener à bien les activités : Expertise en cybersécurité des infrastructures et des systèmes. Expertise en architectures Cloud et SaaS. Maîtrise de la gestion des identités et des accès (IAM). Maîtrise de la sécurité réseau et de la segmentation. Maîtrise de la protection des données. Maîtrise de l'analyse de risques et des méthodes associées. Expérience opérationnelle des principes de sécurité by design . Connaissance des réglementations et référentiels de sécurité (ISO 27001, NIST, ANSSI, DORA, RGPD). Expertise en infrastructures et réseaux (virtualisation, conteneurisation, réseaux, stockage, sauvegardes). Livrables attendus Cartographie des risques et analyses associées. Visas de sécurité. Fichier de suivi des actions. Comptes rendus des réunions.

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.

Wij zijn op zoek naar een ervaren Security Engineer / Project Manager die verantwoordelijk zal zijn voor het end-to-end realiseren van security-initiatieven binnen de digitale organisatie. Deze rol combineert technische security-expertise, projectmanagement en een adviserende functie om de cyberweerbaarheid van de organisatie verder te versterken binnen infrastructuur-, software- en OT-omgevingen. Jouw verantwoordelijkheden Opzetten, coördineren en realiseren van securityprojecten van A tot Z Opstellen van projectplannen, bewaken van scope, timing en budget Hands-on implementeren van technische securityoplossingen Definiëren, optimaliseren en implementeren van security processen en controles Adviseren van interne stakeholders rond security architectuur, risico’s en best practices Werken met moderne security platformen zoals Microsoft Defender, Entra ID / Active Directory en IAM Ondersteunen bij incidentanalyse, troubleshooting en structurele verbeteringen Toepassen van security frameworks en compliance standaarden zoals ISO27001, NIST, CIS Controls en CyberFundamentals Bijdragen aan security governance en security-by-design principes Fungeren als technisch aanspreekpunt en security evangelist binnen Digital