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

oin CGI as a System Administrator and help keep secure, business-critical cloud infrastructure performing reliably for our clients. Based on site in Reading, you'll play an important role in monitoring system health, identifying potential issues and providing responsive first-line support within a highly secure environment. You'll have the autonomy to investigate alerts, use monitoring insights to solve problems and contribute to service improvements, while collaborating with experienced technical teams when more complex challenges arise. It's an opportunity to build your expertise across Linux and cloud infrastructure, contribute ideas that strengthen service performance, and develop your career within a supportive CGI community where your contribution has a visible 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 is an office based position.

At CGI, we deliver secure, innovative technology solutions that help our clients tackle complex challenges and achieve meaningful outcomes. As a Senior Python Developer, you'll help build and support cloud-native applications that power critical services, working with modern technologies in a collaborative environment where your ideas, expertise, and contributions will make a real impact. You'll have the opportunity to influence engineering best practices, drive continuous improvement, and develop your career alongside experienced professionals. 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.

Hanson Regan is seeking a GCP Data engineer for a 6 month renewable contract based in Brussels starting asap we search for a versatile Senior GCP Data Engineer with deep expertise in DevOps would you like to know more? An experienced and versatile Senior GCP Data Engineer with deep expertise in DevOps, CI/CD, Containerization, and advanced data engineering on Google Cloud Platform. The ideal candidate combines strong technical acumen with business engagement skills — capable of translating business requirements into scalable, production-grade technical solutions. - Design, build, and optimize data pipelines and ingestion frameworks using GCP services such as Dataflow, Pub/Sub, BigQuery, Cloud Storage, Cloudrun, and No-SQL. - Architect and implement end-to-end CI/CD pipelines for data workloads using templates, GitLab CI, ensuring automation and compliance with DevOps standards. - Develop and manage containerized applications for scalable and resilient data services.- Implement data quality, monitoring, and observability frameworks across pipelines. - Translate complex business requirements into technical architecture, ensuring alignment with enterprise data strategy and governance. - Ensure adherence to security, compliance, and cost optimization best practices in all GCP solutions. Hybrid work arrangement with 2 days per week in Brussels.

Vehicle: 4x4 Skills: O&M on BTS/RAN + Microwave experience. Must be a Climber with experience. Main Vendor Equipment: Huawei BTS, Ericsson ERS, Nokia Airscale. Microwave primarily SIAE. 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. A multiple award-winning organisation, having secured the prestigious Queens Award for Enterprise: International Trade over consecutive 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.

Infrastructure Engineering Specialist Inside IR35 Location: Ipswich/London Security: DV Rate Per day £500-£600 Duration - 12 months Essential experience Proven ability to lead the full lifecycle-design, build, commissioning, and live operations-of complex engineering or infrastructure systems. Strong technical knowledge of Building Management Systems, Central Monitoring platforms, CCTV, or equivalent critical control environments. Experience operating within high-availability, mission-critical environments where resilience, uptime, and security are non-negotiable. Deep understanding of physical and system security principles, with the ability to identify, mitigate, and manage operational risk. Track record of driving automation and Infrastructure as Code, reducing manual intervention, and improving operational performance at scale. Ability to design and integrate complex, multi-vendor systems into cohesive, scalable, and future-ready platforms. Ability to translate technical complexity into clear business value and influence stakeholders across engineering, security, and operations. Focus on service assurance, proactive monitoring, and continuous optimisation to enhance availability and performance. Desirable experience Networking, security, and identity management Experience in regulated or customer-critical environments Leadership or mentoring experience Please share your latest CV 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.

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 software engineers to join our cross-functional team who, in partnership with our clients, will help define, guide and assure the delivery of integrated solutions. The role offers fantastic opportunities to work within an interesting 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 like candidates to have all the skills we need, we would consider high quality individuals who meet most of the criteria. Due to the secure nature of this project, this role requires candidates to either already hold, or be eligible to obtain, a high level of UK Security Clearance. To meet the eligibility criteria for this clearance, applicants must be sole British nationals, have been resident in the UK for the past 10 years, and must not have spent more than 28 consecutive days outside the UK within the last five years. Individuals who do not currently hold clearance are still encouraged to apply and will be considered both for this position and for other suitable opportunities within CGI where appropriate. This role is primarily based on a secure client site and requires attendance on site five days per week due to the sensitive nature of the work and the systems involved. While the position is predominantly site-based, there may be occasional flexibility where business needs and security constraints allow. Any such arrangements would be agreed in advance with the project team.

Summary: This role is focused on leading Digital initiatives and Integration projects as a Technical Project Manager, acting as the vital connection among various teams such as country business, IT stakeholders, architecture, and external partners. The objective is to manage projects from inception to delivery while aligning with the organization's API strategy and business objectives. Responsibilities: Lead end-to-end API Management projects across multiple countries and business areas. Gather, analyze, and document country-specific business requirements, processes, and priorities. Translate business needs into clear technical requirements, project plans, and delivery milestones. Coordinate with country business teams to understand local regulations, operational requirements, customer needs, and integration priorities. Manage the design, development, implementation, and lifecycle of APIs and API products. Ensure APIs comply with enterprise architecture, security, data protection, integration, and governance standards. Collaborate with solution architects, developers, infrastructure teams, cybersecurity, data teams, and external vendors. Facilitate workshops, steering committees, status meetings, and decision-making sessions. Track project progress and provide regular reporting to senior management and relevant governance forums. Must Haves: Proven experience in technical project management. Strong knowledge of API management and integration. Ability to analyze and document business requirements. Good communication and collaboration skills. Experience in working with cross-functional teams. Nice to Haves: Familiarity with enterprise architecture principles. Experience with Agile methodologies. Knowledge of security and data protection standards. Other Details: Location: Paris Role: Full-time hybrid with 2 days remote work. Project Context: Digital and Integration initiatives.

Network Operations Engineer Locations: London, Hampshire, or Wiltshire. Must have Experience : ● 3-5 years of experience with Linux systems administration or kubernetes. ● WAN & BGP * MPLS / L3 VPN * Kernel level networking * Production kubernetes experience * Kubernetes networking * Automation 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 10 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.

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 infrastructure engineers to join our cross-functional team who, in partnership with our clients, will help define, guide and assure the delivery of integrated solutions. The role offers fantastic opportunities to work within an interesting 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 like candidates to have all the skills we need, we would consider high quality individuals who meet most of the criteria. Due to the secure nature of this project, this role requires candidates to either already hold, or be eligible to obtain, a high level of UK Security Clearance. To meet the eligibility criteria for this clearance, applicants must be sole British nationals, have been resident in the UK for the past 10 years, and must not have spent more than 28 consecutive days outside the UK within the last five years. Individuals who do not currently hold clearance are still encouraged to apply and will be considered both for this position and for other suitable opportunities within CGI where appropriate. This role is primarily based on a secure client site and requires attendance on site five days per week due to the sensitive nature of the work and the systems involved. While the position is predominantly site-based, there may be occasional flexibility where business needs and security constraints allow. Any such arrangements would be agreed in advance with the project team.

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 Test engineers to join our cross-functional team who, in partnership with our clients, will help define, guide and assure the delivery of integrated solutions. The role offers fantastic opportunities to work within an interesting 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 like candidates to have all the skills we need, we would consider high quality individuals who meet most of the criteria. Due to the secure nature of this project, this role requires candidates to either already hold, or be eligible to obtain, a high level of UK Security Clearance. To meet the eligibility criteria for this clearance, applicants must be sole British nationals, have been resident in the UK for the past 10 years, and must not have spent more than 28 consecutive days outside the UK within the last five years. Individuals who do not currently hold clearance are still encouraged to apply and will be considered both for this position and for other suitable opportunities within CGI where appropriate. This role is primarily based on a secure client site and requires attendance on site five days per week due to the sensitive nature of the work and the systems involved. While the position is predominantly site-based, there may be occasional flexibility where business needs and security constraints allow. Any such arrangements would be agreed in advance with the project team.

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 software engineers to join our cross-functional team who, in partnership with our clients, will help define, guide and assure the delivery of integrated solutions. The role offers fantastic opportunities to work within an interesting 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 like candidates to have all the skills we need, we would consider high quality individuals who meet most of the criteria. Due to the secure nature of this project, this role requires candidates to either already hold, or be eligible to obtain, a high level of UK Security Clearance. To meet the eligibility criteria for this clearance, applicants must be sole British nationals, have been resident in the UK for the past 10 years, and must not have spent more than 28 consecutive days outside the UK within the last five years. Individuals who do not currently hold clearance are still encouraged to apply and will be considered both for this position and for other suitable opportunities within CGI where appropriate. This role is primarily based on a secure client site and requires attendance on site five days per week due to the sensitive nature of the work and the systems involved. While the position is predominantly site-based, there may be occasional flexibility where business needs and security constraints allow. Any such arrangements would be agreed in advance with the project team.

Vos principales responsabilités Contribuer aux projets d'évolution des solutions de cybersécurité. Assurer l'ingénierie, l'installation et le paramétrage des plateformes techniques. Participer aux études, qualifications techniques et Proof of Concept (PoC). Produire la documentation technique : DAT, DEX, dossiers de recette, Build to Run, CMDB, supervision. Définir et maintenir les standards et bonnes pratiques cybersécurité. Réaliser les changements en production dans le respect des processus en vigueur. Accompagner les équipes N1, N2 et N3 par le transfert de compétences. Assurer un reporting régulier auprès du management et des coordinateurs. Jouer un rôle de conseil et d'expertise sur les solutions de sécurité existantes. Environnement technique Microsoft Security : Defender XDR, Sentinel SIEM, Defender for Endpoint, Defender for Cloud, Defender for Office 365, Entra ID, Purview, Copilot Security Zero Trust & Endpoint Management : Intune, Endpoint Privilege Management, Zscaler PAM & IAM : CyberArk, Entra ID Cryptographie & PKI : Azure Key Vault, Sectigo Certificate Manager Forensique : FTK, Autopsy, SIFT Workstation Environnements Windows, Linux, Active Directory et Cloud (IaaS, PaaS, SaaS)