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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. 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 System 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.

At CGI, you will play a key role in designing and operating secure, high-performance Linux-based infrastructure that supports mission-critical systems across the Space, Defence and Intelligence sector. As a Linux Infrastructure Engineer, you will build resilient, scalable platforms that enable innovation and operational excellence. Working with advanced technologies and expert teams, you will take ownership of complex challenges, apply creative solutions, and grow your career within a collaborative and supportive environment. 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 Gloucester 5 days a week.

HMRC delivers services used by millions of people across the UK, and this role plays a key part in making sure the cloud platforms behind those services are reliable, secure and efficient. If you’re passionate about cloud operations, automation and continuous improvement, this is an opportunity to work on mission-critical systems at scale. What you’ll be doing You’ll support the day-to-day operation of HMRC’s cloud platforms, ensuring high levels of reliability, performance and security. This includes monitoring systems, resolving incidents, improving platform performance, and driving automation to reduce manual effort. You’ll also work closely with engineering teams to maintain CI/CD pipelines, implement Infrastructure as Code, and ensure platforms meet security and compliance standards. You’ll help standardise processes, improve resilience, and contribute to a culture of continuous improvement across platform teams.

Job Description: 4-6 years of relevant experience in systems analysis and software programming Literacy in AI development tools or frameworks (e.g., small personal AI projects, experimenting with LLMs, using local or cloud‑based AI tooling). We value curiosity and a willingness to learn more than deep expertise. Solid development background in Java or Python & ETL Understanding Linux concepts and shell scripting Ability to work under pressure and manage tight deadlines or unexpected changes Strong documentation and technical writing skills Team player with a demonstrated ability to deliver results collaboratively Ability to work independently while following specifications and maintaining documentation discipline Team‑player mindset with flexibility to support teammates or take on non‑development tasks when needed

IT Infrastructure Support Engineer Our Client a bank based in Central London is looking to recruit a bright talented individual as an IT Infrastructure Support Analyst with circa 5 to 6 years IT Support experience. You will have at least 5 to 6 years hands-on experience within IT Infrastructure ideally from the Banking or Financial arena. Must have in-depth knowledge of troubleshooting experience with Windows, Office365 and ideally Banking applications and conferencing applications. The Client is rolling out MS Windows 11 and would therefore like to recruit an individual with these skills. You will be responsible for the support and maintenance of the IT infrastructure for the Branch and to provide IT support to staff. To assist in the response to service outages and other IT related problems as well as maintenance and upkeep of for security of the systems in place. Business Performance duties · Familiarity with core banking systems or financial applications · Provide first/second level support for hardware, software, and network-related issues and working knowledge of VMWare. · Install, configure, and maintain desktops, laptops, printers, Phones/Mobiles and other IT equipment. · Laptop imaging experience needed (WIM USB, MDT, SCCM, Intune, AutoPilot) – Image creation, management and deployments. · Assist in user account management in Active Directory, Microsoft 365, Sharepoint, Onedrive, Teams, and banking systems · Networking Fundamentals – DNS, DHCP, TCP/IP, and LAN/WAN. · Understanding of cybersecurity measures. · Perform routine system backups and assist with disaster recovery operations. · Monitor system performance and report anomalies to senior IT staff · Assist with software updates, patches, and antivirus management. · Exposure to following Fortinet solutions – fortigate, forticlient VPN, Symantec Endpoint Protection & Encryption, Bitlocker, SentinelOne, Cisco Switches, Tenable, Group policy, ManageEngine, Nagios, MFA · Document IT procedures and maintain technical documentation relating to role. Technical/Functional skills - Proficient in common operating systems (Linux – Redhat & Ubuntu, Windows OS – Win10 & 11) - Software proficiency – 0365, Sharepoint and Teams – Banking Applications - Networking (IT) - Proficient in programming languages ​​\u200b\u200b& Automation (g - Project management - Data analysis - Excellent troubleshooting and problem-solving skills. - AV Support - Understanding of cybersecurity fundamentals The Client is based in Central London. This is a hybrid role with at least 3 days a week in the office in Central London. The salary for this position will be around £40K - £45K. Do send your CV to us in Word format along with your salary and availability.