Senior Devops Engineer

Olive Jar Digital; Greater London; On-site; GBP 60,000 - 90,000; Full time

Job summary

Olive Jar Digital is looking for an experienced Senior DevOps Engineer to support a public sector digital project, focusing on automating code security controls and enhancing shared engineering tooling. You will work with GitHub and Terraform to automate repository compliance checks and strengthen security controls, reducing manual reviews.

This hands-on role requires DevOps, infrastructure automation, and GitHub security configuration experience, with collaboration across engineering and

Qualifications

• Active SC security clearance.
• Strong experience configuring and managing GitHub repository controls and settings.
• Hands-on experience with Terraform and infrastructure or configuration automation.
• Experience developing automation to assess technical controls, configurations or compliance requirements.
• Good understanding of DevOps practices, CI/CD pipelines and automated testing.
• Experience maintaining existing codebases, troubleshooting issues and improving engineering tooling.
• Ability to write production-quality code, maintain documentation and collaborate with technical stakeholders.

Responsibilities

• Automating code security and repository compliance checks.
• Improving shared GitHub tooling and Terraform-based configuration.
• Integrating automated controls into CI/CD pipelines and engineering workflows.
• Reviewing existing repositories, identifying gaps and implementing improvements.
• Producing clear evidence of compliance checks, exceptions and areas requiring manual review.
• Writing maintainable, tested code and technical documentation.
• Collaborating with engineering and security teams to prioritise improvements and share knowledge.

Skills

GitHub security controls

Infrastructure automation

CI/CD pipelines

Automation scripting

Documentation writing

Security tooling

Collaborating with stakeholders

Tools

GitHub

Terraform

Job description

Senior DevOps Engineer

About The Role

Olive Jar Digital is seeking an experienced DevOps Engineer to support a public sector digital project, focusing on automating code security controls and improving shared engineering tooling.

You’ll work with GitHub and Terraform to automate repository compliance checks, strengthen security controls and reduce the manual effort involved in code security reviews. Working closely with engineering and security stakeholders, you’ll improve existing tooling, introduce automated checks and ensure results are documented and traceable.

This is a hands‑on engineering role suited to someone with experience in DevOps, infrastructure automation and GitHub security configuration.

What you’ll be doing

• Automating code security and repository compliance checks.
• Improving shared GitHub tooling and Terraform-based configuration.
• Integrating automated controls into CI/CD pipelines and engineering workflows.
• Reviewing existing repositories, identifying gaps and implementing improvements.
• Producing clear evidence of compliance checks, exceptions and areas requiring manual review.
• Writing maintainable, tested code and technical documentation.
• Collaborating with engineering and security teams to prioritise improvements and share knowledge.

About you

• Active SC security clearance is essential.
• Strong experience configuring and managing GitHub repository controls and settings.
• Hands‑on experience with Terraform and infrastructure or configuration automation.
• Experience developing automation to assess technical controls, configurations or compliance requirements.
• Good understanding of DevOps practices, CI/CD pipelines and automated testing.
• Experience maintaining existing codebases, troubleshooting issues and improving engineering tooling.
• Ability to write production‑quality code, maintain documentation and collaborate with technical stakeholders.

Desirable experience

• Code security frameworks and security assurance processes.
• Policy-as-code or compliance automation.
• Public sector or government digital project experience.
• Working alongside cyber security, data protection or assurance teams.

About Olive Jar Digital

Olive Jar Digital is a digital consultancy delivering technology, digital and transformation services across the public and private sectors. We work with talented professionals to help organisations solve complex challenges and deliver secure, effective digital services.

If you’re a hands‑on DevOps Engineer with strong GitHub and Terraform experience and an interest in automating security controls, we’d love to hear from you.