DevOps Engineer

At CGI, our Space, Defence and Intelligence business unit delivers mission-critical systems that help keep the UK safe and secure.

As a DevOps Engineer, you will play a key role in building, automating, and optimising secure, scalable platforms that underpin critical services. Working on complex, high-impact programmes, you will drive continuous integration and delivery, enabling faster, more reliable deployments. You’ll take ownership of DevOps practices, contribute innovative solutions to technical challenges, and collaborate with expert teams in an 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.

Candidate Profile

In this role, you will design, build, and maintain CI/CD pipelines and automation frameworks to support the delivery of secure, reliable systems within on-premise environments. You will take ownership of streamlining development and deployment workflows, ensuring platforms are scalable, resilient, and aligned with business and technical requirements.

You will work closely with software developers, infrastructure engineers, and security teams to implement best practices across automation, containerisation, and system monitoring. Supported by a collaborative team, you will contribute creative solutions to improve performance, enhance deployment speed, and maintain high standards of system reliability and security.

• Build & Maintain CI/CD pipelines using tools such as Jenkins and Git-based platforms
• Automate & Optimise infrastructure provisioning using Terraform, Ansible, and scripting
• Develop & Support backend tooling using Java, Python, C#, or C++
• Deploy & Manage containerised applications using Docker and Kubernetes
• Monitor & Troubleshoot system performance across infrastructure and applications
• Integrate & Support messaging systems (ActiveMQ, RabbitMQ) and databases (MySQL)
• Secure & Maintain systems in line with PKI and enterprise security standards

Required Qualifications To Be Successful In This Role

You should have strong experience in DevOps or platform engineering roles, with a solid understanding of automation, CI/CD, and infrastructure management within secure or enterprise environments. You will bring a proactive, collaborative approach and the ability to work across complex technical landscapes.

• You should have experience in DevOps, automation, or platform engineering roles
• Proficiency in scripting or development (Java, Python, C#, or C++)
• Strong Linux system administration skills
• Experience with Terraform, Ansible, or similar automation tools
• Familiarity with Docker and Kubernetes
• Experience with CI/CD tools (e.g., Jenkins, Git, Bitbucket)
• Knowledge of messaging systems (ActiveMQ, RabbitMQ) and MySQL
• Understanding of PKI and security best practices