Find your next tech and IT Job or contract IT security

Axone by Synapse, cabinet de conseil IT innovant, recherche pour l’un de ses clients pour une mission de longue durée un Expert Cryptographie / PKI H/F afin d’accompagner son client dans la mise en œuvre, l’évolution et le maintien de ses infrastructures cryptographiques stratégiques. L’intervenant contribuera au déploiement, à la sécurisation et à la conformité des solutions clés (PKI, PGP, HSM, Post-Quantique), tout en apportant un support de haut niveau aux équipes internes et métiers. Objectif et livrable: Analyses de risques, participation à la conception, déploiement et mise en œuvre des architectures cryptographiques. Gestion du cycle de vie des certificats : demandes, production, révocation, déblocage. Examen et mise à jour de la documentation PKI (PC, DPC, textes réglementaires). Rédaction et réalisation de key ceremonies. Participation aux groupes de travail SEBC sur l’évaluation des AC. Veille technologique et réglementaire (ANSSI, SEBC, CAB Forum…). Étude, suivi et mise en œuvre des actions de migration Post-Quantique. Animation de comités de suivi et décision, présentation des sujets de sécurité. Gestion des incidents et support aux utilisateurs internes/externes et filiales. Assistance aux équipes projet, cadrage, conception et réalisation de solutions crypto. Production d’indicateurs, reporting, suivi des échéances et jalons. Rédaction et mise à jour de l’ensemble de la documentation (FR/EN). Mise en place, maintien en conditions opérationnelles et évolution des solutions crypto. Réalisation des opérations techniques (MCO, mises en production, maintenance, MAJ). Transfert de compétences au nouveau titulaire ou équipes internes. Compétences attendues: Maîtrise avancée des infrastructures PKI, X509, PGP, HSM, protocoles cryptographiques (TLS, SSH, ACME, OCSP). Expertise en cryptographie symétrique et asymétrique, signature électronique (PKCS, SMIME, XADES). Connaissance des normes ANSSI, eIDAS. Compétences en scripting, systèmes Linux/Windows, bases de données SQL. Maîtrise des exigences de conformité, documentation en anglais (C1), conduite d’analyses d’impact, participation aux comités, veille technologique et migration Post-Quantique.

Role: Security tester (manual) Rate: Outside IR35 Location: Remote with occasional travel to Croydon Duration: 6 months initially SC clearance or eligible The Security Tester will play a key role in delivering robust application security testing aligned with Secure-by-Design (SbD) principles and compliance frameworks such as NIST, CAF, and CAT. This role supports strategic aim to scale enterprise security testing capabilities, reduce outsourcing reliance, and embed security into the software development lifecycle. Key Responsibilities * Conduct Security Testing using SAST and DAST tools * Collaborate with Cyber Security Managers and Governance teams to ensure alignment with organisational security policies and standards * Mentor and upskill team testers in application security testing and automation * Track and report on security metrics and KPIs, including vulnerability trends and remediation outcomes. * Integrate security testing into CI/CD pipelines, supporting shift-left strategies and DevSecOps practices. Required Skills & Experience * Strong understanding of security standards including OWASP, NIST SP 800-53, ISO 27001, and CIS Benchmarks. * Experience with SAST/DAST tools and Cloud Security platforms (AWS, Azure). * Familiarity with Secure-by-Design principles and organisational security policies. * Experience with penetration testing, risk assessment, and compliance testing. * Proficiency in tools such as JIRA, SharePoint, and vulnerability management platforms. Desirable Attributes * Ability to interpret and apply OWASP and NIST security principles across diverse project environments. * Strong stakeholder engagement and communication skills. * Experience in developing deployment checklists and decision trees for secure tool usage. * Certifications such as CREST CRT, OSCP, CEH, or SANS are highly desirable. 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 up to a minimum 10 weeks. LA International is a HMG approved ICT Recruitment and Project Solutions Consultancy, operating globally from the largest single site in the UK as an IT Consultancy or as an Employment Business & Agency depending upon the precise nature of the work, for security cleared jobs or non-clearance vacancies, LA International welcome applications from all sections of the community and from people with diverse experience and backgrounds. Award Winning LA International, winner of the Recruiter Awards for Excellence, Best IT Recruitment Company, Best Public Sector Recruitment Company and overall Gold Award winner, has now secured the most prestigious business award that any business can receive, The Queens Award for Enterprise: International Trade, for the second consecutive period.

Expert Cybersécurité EDR – Trelix & Trend Objectif Assurer la gestion et l’optimisation des solutions EDR (Endpoint Detection & Response) , notamment Trelix et Trend Micro . Participer à la détection, analyse et traitement des incidents de cybersécurité dans un contexte SecOps. Coordonner les plans d’action correctifs avec les différentes parties prenantes, incluant les équipes internes et les infogérants . Solides connaissances en SecOps , gestion des incidents , et analyse forensique . Bonne compréhension des protocoles réseau , systèmes Windows/Linux , et des architectures de sécurité .

Client & Projet Au sein de l’équipe Sécurité, vous interviendrez pour un acteur international de l’assurance et des services financiers, spécialisé dans la gestion des risques et la protection des clients. Missions principales Concevoir, configurer et opérer les solutions Ping Identity : PingFederate, PingAccess, PingID. Mettre en place et optimiser les flux d’authentification : SSO, fédération d’identités, MFA. Réaliser les intégrations applicatives (protocoles SAML, OAuth2, OIDC). Garantir la disponibilité, la performance et la sécurité des architectures IAM hybrides. Assurer le troubleshooting avancé et participer à la résolution des incidents complexes. Contribuer aux bonnes pratiques de sécurité, à la conformité et au suivi opérationnel. Compétences requises Ping Identity (PingFederate / PingAccess / PingID) – niveau expert (P5 – Master). Security Operations Management. Security Compliance & Client Data Protection (CDP). Security Monitoring & analyse de risques. Profil linguistique Français : requis. Anglais : requis. Conditions Télétravail : possible. Localisation : uniquement profils basés en France. Contacts

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. CGI is seeking an Infrastructure Engineer to join an existing team, supporting a Windows Server environment. Working within a highly experienced team, the successful candidate will be able to contribute to the delivery and support of excellent quality system changes against customer requirements, and responding well to change. Please note, due to the highly secure nature of the project, this role is open only to UK Nationals who hold Developed Vetting (DV) Clearance and onsite attendance at the specified location(s), 5 days per week, will be required for secure system access. Any individual without security clearance is welcome to apply and will always be considered for this or wider opportunities in CGI, where appropriate.

Dans le cadre de la gestion du service Workday , nous souhaitons renforcer notre niveau de maturité et de fiabilité. En cohérence avec l’évolution du modèle opérationnel RH, une refonte de la sécurité Workday est prévue en 2025. Afin de soutenir les activités de run et d’assurer des revues de sécurité approfondies, nous recherchons un(e) Spécialiste Workday Security pour rejoindre notre équipe. 🚀 Missions principales • Gestion des incidents : • Résoudre et suivre les incidents liés à la sécurité Workday • Garantir des réponses rapides et des solutions efficaces • Gestion des autorisations : • Superviser et gérer les rôles, domaines et autorisations utilisateurs • Maintenir un environnement sécurisé et optimisé • Configuration Workday Security : • Gérer la configuration des rôles, groupes de sécurité et domaines • Gestion documentaire : • Maintenir la documentation des processus et configurations de sécurité • Assurance conformité : • Garantir la conformité aux réglementations en vigueur (SSI, RGPD) • Veiller à la protection des données et à la sécurité des informations • Support complémentaire : • Connaissance de la configuration BP appréciée • Contribution à l’amélioration continue du service et à la satisfaction des utilisateurs

Description détaillée de la prestation : Assurer le fonctionnement optimal des solutions et outils de sécurité réseau dont vous aurez la charge Contribuer au paramétrage et à l’intégration des solutions de sécurité, gérer les changements Configurer les solutions en conformité avec les normes et standards définis par les experts du domaine, effectuer des revues régulières des règles et paramètres mis en place Mettre en place la collecte des logs et des alertes issues des solutions vers un service de détection d’incidents : SIEM, SOAR, FORENSIC, CTI Veiller au bon fonctionnement de la remontée des logs et des alertes Assurer un suivi des actions et une documentation des processus Maintenir et faire évoluer les solutions de sécurité de votre périmètre, dans un objectif de qualité, de productivité et de sécurité globale Valider l’installation des outils dans l’environnement de production Traiter les incidents ou anomalies ainsi que les exceptions

Traitement et qualification des alertes issues des outils de sécurité Analyse approfondie des incidents (au-delà du simple constat d’alerte) Contribution à l’amélioration continue Création et évolution de règles de détection Participation aux activités de build en fonction de la charge Rédaction de documentation technique Participation au renforcement du SOC dans un contexte de déploiement SIEM Palo Alto Firewall ITS ELK (construction des règles à venir) Outils de mailing / alerting

Missions principales Co-création avec l’équipe Architecture pour définir le modèle DLP et son importance (storytelling : pourquoi c’est nécessaire, pourquoi c’est différent). Analyse et recherche sur l’architecture des données AXA en lien avec les risques de fuite. Proposition et documentation de nouveaux scénarios de fuite (ex. server-to-server, IA, agentic AI). Collecte et consolidation des exigences DLP des entités et des scénarios existants. Évaluation des risques et mesures associées . Production des livrables : templates d’architecture (blueprint), use cases (Confluence), présentations (PowerPoint), meeting minutes, mise à jour SharePoint. Gestion de l’engagement des entités tout en maintenant une approche top-down (résister à la pression pour aller trop dans le détail technique). Pas d’implémentation technique , mais capacité à piloter les sujets, comprendre les risques et documenter clairement .

At CGI, we are shaping the future of defence technology by delivering complex, high-value solutions that transform capability for the UK MOD. As Solution Lead, you will play a pivotal role in driving one of our most significant ICT bids, bringing technical excellence and leadership to a multi-£100M programme. Working collaboratively with a partner consultancy, you will define and assure a solution that is compelling, competitive, and trusted, while strengthening CGI’s reputation for disciplined systems integration and innovation. This is a unique opportunity to influence the strategic direction of a landmark contract and ensure CGI is positioned at the forefront of delivering mission-critical digital services. 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.

At CGI, we deliver the secure, mission-critical systems that power the UK’s most vital sectors, helping to safeguard national interests while driving innovation and transformation. As an Infrastructure Engineer, you will play a central role in designing, deploying, and supporting complex platforms that combine on-premises and cloud environments. This is an opportunity to apply your expertise in Kubernetes, automation, and cloud-native technologies to deliver solutions that are critical to the nation, while working in a culture that values creativity, ownership, and collaboration. 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 is available in Gloucester and London.

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. 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 Infrastructure Engineers 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.

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. CGI’s Space, Defence and Intelligence business unit, focuses primarily on the delivery of contemporary and innovative technical solutions for the government agencies most challenging problems. We work, build, and operate bespoke, technically complex, mission-critical systems which help our clients keep us all safe and secure. We are currently looking for an experienced Automation Framework Engineer to join our cross-functional team to guide, assure and deliver integrated solutions. This will be in partnership with our clients. This role offers fantastic opportunities to work within an interesting, innovative and highly rewarding environment. We are heavily committed to developing our members and provide excellent learning and development opportunities to ensure that your knowledge and skills keep pace with the evolving technology landscape. We engender a culture of innovation, collaboration and ownership; highly motivated self-starters thrive within our organisation. Although we would prefer candidates to have all the skills we need, we would consider high quality individuals who meet most of the criteria. 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. The position is suitable for some office or home-based work but due to the secure access of systems, this position will require onsite attendance in Gloucester.

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 DevOps Engineer to join our Secure Innovation & Advisory team, working collaboratively with clients to deliver impactful solutions. 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 member 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. 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). While there is some flexibility for remote or hybrid work, onsite attendance at the specified location(s) will be required for secure system access.

At CGI, we help shape the future of the UK’s most critical industries by delivering secure, mission-driven solutions that make a real-world impact. As a Software Developer, you will play a central role in creating and enhancing complex systems that keep the nation safe, while working in a culture that encourages innovation, ownership, and collaboration. This role offers the opportunity to work on high-profile projects, solve challenging problems, and contribute to initiatives that define industry transformation. 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 is available in Gloucester, London, and Manchester.

At CGI, we are driving transformation across the UK’s most critical sectors, delivering secure and resilient solutions that protect and enable our nation. As a DevOps Engineer, you’ll play a vital role in building and maintaining the infrastructure behind mission-critical systems, ensuring they remain reliable, scalable, and secure. This is your opportunity to make an impact on projects of national importance, while working in an environment that values collaboration, innovation, and ownership. 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 is available in Gloucester, London, and Manchester.