DevOps / SRE Engineer

Great ideas come from different minds.

That’s why we bring together engineers, scientists, analysts, and creatives from every background — and give them the trust, tools, and freedom to make a difference.

What connects us is the mission: solving meaningful problems and building capability that protects what matters most.

And as the challenges evolve, so do we — working on the technologies that will shape tomorrow, not just today.

DevOps / SRE Engineer – National Security Business Unit

J oin our growing team and help strengthen the UK’s safety and resilience.

We’re a leading technology and engineering company supporting customers across National Security, Defence and Intelligence, delivering systems that operate in the most demanding and sensitive environments.

As a DevOps / SRE Engineer you ’ll build and operate highly available, secure and scalable services that support critical operations and sensitive data.

This role combines operational excellence, automation-first delivery and strong security discipline across classified and unclassified environments.

What you’ll be doing

• Design, deploy and support resilient web services across test, staging and production environments
• Improve reliability, reduce technical debt and lead incident response, RCA and no-blame postmortems
• Build and maintain infrastructure as code and container platforms using tools such as Docker, Kubernetes, Helm, Ansible and Terraform
• Develop and optimise CI/CD pipelines (for example GitLab CI) to enable safe, repeatable deployments across environments
• Implement monitoring, logging, alerting and tracing to improve visibility, troubleshooting, performance and capacity planning
• Embed security into pipelines and infrastructure, including secrets, certificates, access control, compliance automation and remediation of infrastructure incident
• As a senior engineer, mentor others, influence engineering standards and contribute to platform and reliability strategy

What you’ll bring

• Experience deploying production web services and, ideally, AI-enabled processing workflow
• Strong DevOps / SRE background with CI/CD tooling such as Jenkins or GitLab CI
• Experience with containerisation and orchestration, including Docker, Kubernetes and Helm
• Familiarity with infrastructure as code tools such as Terraform, Ansible, Helm or ArgoCD