Site Reliability Engineer; SRE

Site Reliability Engineer (SRE) - Contract

* candidates must have an active DV clearance*

Start: ASAP

Duration: 6 months+

Location:

4-5 days on site in london

Rate: up to £755 .day inside IR35

We’re looking for an experienced Site Reliability Engineer (SRE) to join a critical Defence project in London.

This is a hands‑on role covering application support, systems administration, production databases and backend infrastructure, working closely with an existing on‑site engineer.

• Manage and support multiple production databases, including MSSQL.
• Provide 1st–3rd line support and troubleshoot application/system issues.
• Administer Linux and Windows production environments.
• Support BAU and backend infrastructure activities.
• Automate infrastructure using IaC and scripting.
• Deploy and support production services and client IT systems.
• Work directly with technical teams and end users.

• Existing UK DV clearance – essential
• Strong MSSQL administration experience
• Production Linux administration
• Infrastructure as Code, ideally Ansible
• Docker / Docker Compose
• Strong troubleshooting and problem‑solving skills
• Excellent communication and stakeholder skills

• Git Lab / CI/CD
• REST APIs
• IIS
• Jira / Confluence
• Keycloak, Grafana, Elasticsearch or Ni Fi