The median Site Reliability Engineer salary in United Kingdom is £70K in 2026, with a typical range from £60K to £76K. Year-on-year movement is still building as more matched salary data is published. London currently leads city pay at £88K.
What does A Site Reliability Engineer do?
A Site Reliability Engineer is responsible for ensuring platform reliability through SLO ownership, incident management, and automation of operational toil.
Day-to-day responsibilities
- Defining and tracking SLIs and SLOs
- Running post-incident reviews
- Building reliability automation
- Managing observability stacks with Prometheus and Grafana
- Reducing toil through engineering
Very High demand+14% Prometheus / Grafana+18% Chaos engineering+16% SLO framework design