DevOps / SRE Engineer

Roke

With a heritage spanning more than 70 years, Roke delivers specialist expertise across sensors, communications, cyber, artificial intelligence and machine learning. We transform complex data into actionable insight, helping organisations make smarter decisions and stay ahead of evolving challenges.

United by purpose and driven by innovation, we're on an exciting growth journey. We invest in technology, push technical boundaries, and empower our people to make a meaningful difference through work that protects what matters most.

Shaping the future of digital defence and security. Solving complex, high-stakes challenges with purpose and lasting impact.

DevOps / SRE Engineer – National Security Business Unit

Join 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

• Experience with observability tooling such as Prometheus, Grafana, Kibana or similar

• Coding ability in Python, JavaScript or Java, with a willingness to learn new technologies

• Experience using AI-assisted development tools in day-to-day engineering work

Nice to have

• AWS experience

• Experience with agentic workflows or AI data pipelines

Location & Clearance The role is based in Gloucester with work across Roke office and customer sites. Limited hybrid working may be possible depending on business needs. Valid eDV clearance is required.

If you are eligible but don’t currently hold eDV, please explore other engineering roles via Roke’s Careers Page. Eligibility details can be found on gov.uk.

Why join us

• Competitive reward package – highly competitive salary, performance-related bonuses, salary reviews and pension scheme.

• Work-life balance – flexible working through flexi-time and hybrid arrangements, plus 30 days' annual leave with the option to buy or sell additional holiday.

• Learning and development – access to over 20,000 LinkedIn Learning courses and our dedicated Roke Academy, supporting continuous learning and career development.

• Health and wellbeing support – flexible benefits including life assurance, a Healthcare Cash Plan, Employee Assistance Programme and eye care support.

• Private medical cover – access to private healthcare through Bupa.

• Recognition and rewards – length of service awards that celebrate and reward your contribution.

• Supportive and inclusive culture – a range of employee community groups that bring colleagues together, foster meaningful connections and create a genuine sense of belonging.

All benefits are subject to eligibility, terms and conditions.

The Next Step Click apply, submitting an up-to-date CV. We look forward to hearing from you.

Take a look around the company https://www.roke.co.uk/