Senior Site Reliability Engineer

Company: Switch Tech Talent
Apply for the Senior Site Reliability Engineer
Location: Colchester
Job Description:

Colchester hub – hybrid working (2 days per week)

Does joining a newly founded SRE team focused on improving performance and scalability of a globally used platform sound interesting? Working with a scaling business offering highly critical software to public sector clients globally?

SwitchTT are partnered with a B2B PaaS scale up who after recent acquisitions are rebuilding a number of legacy systems servicing the public sector from the ground up. As well as building new products and expanding into new markets.

This Senior Site Reliability Engineer role will join a newly founded SRE team focused on improving performance, reliability, scalability and operability of production systems at scale.

Senior Site Reliability Engineer requirements

  • Ability to understand, diagnose and fix production code in PHP/ Java or .Net.
  • Previously degraded legacy systems and driven operational excellence
  • You’ve established SLO’s with product teams and defined SLI
  • Strong background in observability, monitoring, and alerting (Prometheus, Grafana, Datadog, or similar)
  • Experience with cloud technologies (preferably Azure), Kubernetes, and working with Infrastructure as Code

Technical Environment

If you’re a Senior Site Reliability Engineer interested in working with a cloud native business investing heavily into modernising existing in production products, please apply now!

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Posted: June 26th, 2026