Senior Site Reliability Engineer

Company: 83zero Ltd
Apply for the Senior Site Reliability Engineer
Location: Wokingham
Job Description:

Senior Site Reliability Engineer – Active SC Required! Up to £75,000 + benefits Wokingham – Hybrid (UK-based)

We’re seeking a Senior Site Reliability Engineer to play a key role in designing and operating highly reliable, scalable systems in a fast-paced environment.

You’ll act as a technical leader within the team, driving best practices across reliability engineering, automation, and system performance.

What you’ll be doing:

  • Designing and improving system reliability, scalability, and observability
  • Leading incident management and driving root cause analysis
  • Building and maintaining robust CI/CD pipelines and automation frameworks
  • Partnering with development teams to embed SRE principles into the SDLC
  • Mentoring junior engineers and promoting engineering best practices

What we’re looking for:

  • Strong experience in SRE, DevOps, or platform engineering roles
  • Deep understanding of cloud infrastructure (AWS, Azure, or GCP)
  • Hands-on experience with Kubernetes and containerised environments
  • Strong scripting/programming skills (Python, Go, or similar)
  • Experience with monitoring, alerting, and observability tooling
  • Proven ability to troubleshoot complex distributed systems

Why apply?

  • Opportunity to influence technical direction and best practices
  • Work on large-scale, mission-critical systems
  • Leadership exposure with clear progression to principal level

Posted: April 4th, 2026