Trouvez votre prochaine offre d’emploi ou de mission freelance Sécurité informatique

Nous recherchons, pour l'un de nos Clients basés sur Monaco, un Ingénieur SecOps H/F. VOTRE MISSION : Notre Client recherche un Ingénieur SecOps H/F qui sera garant d'un niveau d'exposition minimal du SI de notre Client, organisera le fonctionnement technique des environnements mis en œuvre et respectera et appliquera les règlements liés à la sécurité numérique. Il développera la sécurité informatique de manière pragmatique dans le cadre réglementaire imposé et les conditions opérationnelles concrètes. Missions principales : Organise le développement et la gestion des solutions de sécurité en conformité aux règlements Organise et gère l'activité des sous-traitants sur les aspects sécuritaires Supporte les techniciens dans la résolution des problématiques liées à la sécurité du Système d'Information Se positionne en référent sécurité de la DSI dans le cadre des projets internes et des interactions avec le RSSI Concernant la connaissance des environnements : Analyse et Formalise les besoins Propose au Chef de Service et au Chef de Service Adjoint des solutions adaptées Vérifie le niveau d'exposition et s'informe au quotidien sur les risques réels menaçant pertinemment le Système d'Information dans son intégralité Alerte le RSSI, le Chef de Service, le Chef de Service Adjoint de tout évènement mettant en péril l'intégrité du système d'information Concernant l'exploitation des moyens de sécurité informatiques : Décrit les procédures d'exploitations lors de la mise en production de nouvelles solutions Intervient sur l'ensemble des tâches liées à la sécurité des Systèmes installés Gère les prestataires sous-traitant les tâches relatives à la sécurité Exploite, optimise et fait évoluer les solutions de sécurité des systèmes d'information Concernant les fournisseurs : Participe à la rédaction des cahiers des charges Examine les propositions Participe aux opérations liées à l'acquisition de toutes les solutions informatiques Opère le suivi de leurs mises en œuvre

At CGI, we're redefining the standards of infrastructure reliability and performance across hybrid and cloud environments. As an Infrastructure Test Engineer, you'll play a vital role in ensuring that mission-critical platforms are resilient, secure, and production-ready. Working at the intersection of infrastructure, automation, and quality engineering, you'll help shape the foundations that keep organisations connected, scalable, and future-proof. This is your opportunity to make an impact through precision, collaboration, and innovation — delivering trusted infrastructure that drives real-world outcomes. 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. Please note this is a long-term role suited to Gloucester-based Partners able to commute daily to the client's office (five days per week).

On recherche pour notre client final grand compte un Ingénieur SOC N3 pour renforcer la capacité opérationnelle du Global SOC (GSOC) . Le GSOC couvre l'ensemble des entités du Groupe ainsi que tous les périmètres IS/IT. Ce besoin s'inscrit dans une démarche globale d'augmentation de la capacité d'onboarding applicatif et d'amélioration de la couverture des menaces cyber. La prestation couvre l'ensemble du cycle de vie des activités SOC, depuis la définition des besoins jusqu'à l'exploitation opérationnelle, en passant par l'implémentation technique. Elle comprend notamment : - Contribution à la définition et au maintien de la stratégie de détection et de réaction du GSOC, en cohérence avec l'évolution des menaces et des architectures du Groupe. - Intégration technique des systèmes et applications du Groupe dans le service de monitoring du GSOC, comprenant : l'identification et la documentation des scénarios de menaces pour les applications et technologies à onboarder (basées sur l'expertise des menaces, les données CTI et les analyses de risques) ; l'identification des données nécessaires à la détection (logs, listes blanches/noires) et la mise en place de la chaîne de collecte, du parsing et de l'intégration SIEM ; la création et la maintenance des règles de détection et des playbooks de réaction (SOAR). - Participation à la définition et au maintien en condition de sécurité des technologies de détection et de protection déployées dans le Groupe (gestion des politiques de sécurité des équipements). - Participation à l'évaluation et au déploiement des solutions techniques du SOC, et accompagnement du déploiement des solutions de sécurité sur l'infrastructure du Groupe. - Elaboration et maintien des exigences techniques, lignes directrices, normes et recommandations du GSOC applicables aux entités du Groupe. - Collaboration et support technique au réseau de correspondants sécurité des entités du Groupe, à l'échelle mondiale. Les livrables attendus dans le cadre de la présente prestation sont les suivants : 1. Dossier d'analyse des besoins de couverture de la menace : document structuré recensant les scénarios de menaces identifiés pour chaque système ou application à onboarder dans le GSOC, incluant les sources de logs nécessaires, les critères de détection et les priorités. Ce livrable est soumis à la validation du responsable technique 2. Spécifications techniques et fonctionnelles des mécanismes de détection et de réaction : document décrivant les règles de détection (cas d'usage SIEM) et les playbooks de réaction (SOAR) associés, avec critères d'acceptation définis en accord avec le responsable technique. 3. Implémentation des mécanismes de détection et de réaction dans les outils du GSOC (SIEM, SOAR), avec validation fonctionnelle par le responsable technique. 4. Recommandations détaillées et argumentées pour l'amélioration du niveau de détection et de réaction de l'existant, remises selon une fréquence à convenir avec le responsable technique. 5. Documentation technique maintenue à jour dans l'outil de gestion documentaire du SOC. 6. Activités mises à jour régulièrement dans l'outil de suivi des activités du SOC. 7. Participation active à l'ensemble des réunions techniques et de suivi d'avancement.

Information Security Manager Role Description This is a full-time role as an Information Security Manager for Bank in Central London. The Information Security Manager will be responsible for day-to-day tasks related to information security management, including implementing and maintaining Information Security Management Systems (ISMS), ensuring cybersecurity and network security, and protecting sensitive information. This is a hybrid role, based in London with the flexibility for some remote work. Qualifications Information Security Management, ISMS, and Cybersecurity skills Network Security and Information Security knowledge Experience in implementing and maintaining ISMS Proficient in identifying and addressing information security vulnerabilities Strong analytical and problem-solving skills Excellent communication and interpersonal skills Certifications such as CISSP, CISM, or equivalent are preferred Bachelor's degree in Information Security, Computer Science, or related field Information Security Manager role (permanent) reporting into Head of IT (CIO | CISO) Need an individual with a strong hands on network and security background Cisco networking Cisco firewalls (Firepower / Threat Detection) Palo Alto firewalls SIEM experience (Logarithm desirable) Web proxy (Forcepoint desirable) Governance skills Policy writing / reviewing Reporting KPI monitoring Certifications like CCNP / CISM would be desirable but strong experience is preferable. The Client is based in Central London and the position is hybrid - 3 days in the office every week. Salary circa £60K - £75K + Benefits. Please do send your CV to us in Word format along with your salary and notice period.

Dans le cadre de la mission, vous rejoindrez le Pôle Accompagnement Projets de l'équipe de Sécurité. Ce pôle est en charge d'accompagner les équipes de la DSI dans l'intégration de la sécurité dans les projets et de réaliser l'évaluation des risques SSI des systèmes d'information sur les périmètres France et International. La DSI a entamé une transformation visant à basculer d'un modèle de gestion projets à un modèle de gestion par produits. A ce titre, l'équipe SSI recherche un profil de type Security Champion pour accompagner le domaine Data. Les livrables attendus lors de cette prestation comprennent : - La réalisation des analyses de risques de son périmètre - La production des roadmap SSI de son domaine - La production et le maintien à jour d'un référentiel des risques de son domaine - La formalisation des nouveaux processus SSI sur son périmètre - Le reporting d'activité de son périmètre - Les supports de présentation des différentes réunions et des différents comités - Les CR des réunions Le Security Champion assure l'alignement entre les exigences de sécurité et les réalités métiers. Les missions missions consistent à : - Intégrer les principes de cybersécurité dès la conception des produits et services du domaine selon une approche « security by design ». - Alimenter la roadmap d'évolutions sécurité des produits et services du domaine, en collaboration avec les équipes métier, les équipes architecture et les autres membres de l'équipe SSI. - Fournir, en appui à la prise de décision, une vision contextualisée et consolidée des risques associés aux différents produits et services ou domaine - Servir de point de contact privilégié auprès les équipes de son périmètre en assurant la redirection des demandes de sécurité auprès des interlocuteurs adéquats au sein de l'équipe SSI - Prendre en charge les analyses de risques de son domaine en menant les analyses les plus structurantes et pilotant celles déléguées au Centre de Services Accompagnement Projet. - Contribuer à la définition des nouveaux process de suivi de l'activité SSI du domaine - Contribuer à l'augmentation de la maturité cyber des équipes IT et métier - Réaliser un reporting hebdomadaire de suivi auprès des CISO - Préparer les supports des différents comités effectués avec les équipes de pilotage du domaine et les équipes SSI. - Représenter le CISO auprès du domaine

The Space, Defence and Intelligence business unit in CGI is a true IT Systems Integrator. We work, build, and operate bespoke, technically complex, mission-critical systems which help our clients keep us all safe and secure. We bring innovation to our clients using proven and emerging technologies, agile delivery processes and our deep expertise across the breadth of space, defence, intelligence, aerospace and maritime, all underpinned by our end-to-end cyber capability. We work collaboratively with global technology companies, cutting edge SMEs and academia to deliver the optimal solution for each client. CGI was recognised in the Sunday Times Best Places to Work List 2025 and has been named one of the 'World's Best Employers' by Forbes magazine. 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. Working closely with client stakeholders, delivery leaders, engineers and subject matter experts, you will help shape the overall approach for the engagement from a technology and process perspective focusing on the outcomes and value the client seeks. To support this, you will establish effective architecture governance, guide the approach and methodologies across solution architecture, infrastructure, technical architecture, security architecture and the operating model for delivery. You will work to support continuous improvement by identifying areas of opportunity and help introduce innovation in a controlled and pragmatic way within a secure defence environment. Due to the secure nature of the programme, you must be a sole UK National and currently hold UK Higher Level Clearance. This position will require you to be onsite in Chippenham 5 days per week.

At CGI, we deliver mission-critical systems that protect and secure the UK, combining deep technical expertise with innovative thinking to drive real-world impact. As a DevOps Engineer, you will play a pivotal role in designing and evolving resilient infrastructure that underpins national security programmes, working at the forefront of technology within a collaborative, supportive environment. We empower you to take ownership of complex challenges, contribute creative solutions, and grow your career while shaping high-value outcomes for our clients across defence and intelligence. 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.

CGI's Space, Defence, and Intelligence business unit is dedicated to delivering cutting-edge technical solutions that address the most complex challenges faced by government agencies. Our mission-critical systems are custom-built to ensure security, reliability, and innovation, helping our clients protect the nation and its people. We are currently seeking a Business Analyst to join our Secure Innovation & Advisory team, working collaboratively with clients to deliver impactful solutions. This role offers an exciting opportunity to engage with groundbreaking technologies in a dynamic and rewarding environment. At CGI, we are deeply committed to the growth and development of our team members, offering extensive learning opportunities to help you stay at the forefront of an ever-evolving technology landscape. Our culture values innovation, collaboration, and ownership, making it an ideal environment for self-motivated individuals to thrive. Please note, due to the highly secure nature of the project, this role is open only to UK Nationals who hold or are eligible for High-Level Clearance (HLC). This role is required 5 days onsite on a secure site.

CGI's Space, Defence, and Intelligence business unit is dedicated to delivering cutting-edge technical solutions that address the most complex challenges faced by government. Our mission-critical systems are custom-built to ensure security, reliability, and innovation, helping our clients protect the nation and its people. We are currently seeking a Project Manager to join our Secure Innovation & Advisory team, working collaboratively with clients to deliver impactful solutions. This role offers an exciting opportunity to engage with groundbreaking technologies in a dynamic and rewarding environment. At CGI, we are deeply committed to the growth and development of our team members, offering extensive learning opportunities to help you stay at the forefront of an ever-evolving technology landscape. Our culture values innovation, collaboration, and ownership, making it an ideal environment for self-motivated individuals to thrive. Our roles are only available if you hold a UK Security Clearance and are a sole UK National due to the secure nature of the project. You will either hold a higher level clearance or be willing to obtain it. Any individual without security clearance is welcome to apply and will always be considered for this or wider opportunities in CGI, where appropriate.

At CGI, we deliver mission-critical solutions that shape the future of secure digital services, and as a Scrum Master you will play a pivotal role in driving high-performing Agile teams to achieve meaningful outcomes for our clients. We empower our professionals to take ownership of delivery, champion innovative ways of working, and collaborate closely with stakeholders to unlock measurable value. Joining us means contributing to forward-looking programmes that demand excellence, resilience, and creativity, while being supported by a community committed to your growth and success. 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 is position predominately based on a secure site.

At CGI, we build secure, mission-critical systems that help shape the future of the UK's most important industries. As a DevOps Engineer, you'll play a key role in delivering resilient, scalable, and high-performing infrastructure that enables innovation and operational excellence for our clients. Working within collaborative, cross-functional teams, you'll have the opportunity to influence modern engineering practices, automate complex environments, and contribute to meaningful solutions with real-world impact. We empower our teams to take ownership, explore new ideas, and continuously develop their skills within a supportive environment where your contributions are recognised and your career can thrive. 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.

The Space, Defence and Intelligence business unit in CGI is a true IT Systems Integrator. We work, build, and operate bespoke, technically complex, mission-critical systems which help our clients keep us all safe and secure. We bring innovation to our clients using proven and emerging technologies, agile delivery processes and our deep expertise across the breadth of space, defence, intelligence, aerospace and maritime, all underpinned by our end-to-end cyber capability. We work collaboratively with global technology companies, cutting edge SMEs and academia to deliver the optimal solution for each client. 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 Chippenham 5 days a week.

At CGI, we design, build, and operate secure, mission-critical systems that help protect the UK while enabling clients to innovate with confidence. As an Automation Tester, you will use your expertise to design and maintain automation frameworks that validate complex applications and services. Your work will directly improve speed, quality, and resilience in delivery, giving clients the ability to focus on their most pressing challenges. This role offers the opportunity to work in a highly rewarding environment where collaboration, ownership, and creativity are at the heart of everything we do. 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 is a hybrid position but will require regular onsite attendance in Gloucester for secure system access.