SRE Technical Lead

About the role

We are seeking an experienced SRE Technical Lead to own the reliability, availability and operational excellence of critical platforms across complex, multi‑vendor environments. This senior technical leadership position will guide Site Reliability Engineering practices and work closely with engineering, security and operations teams.

Key responsibilities

• Define and drive SRE strategy, standards, SLAs, SLOs and error budgets.
• Embed reliability engineering principles into platform and service design.
• Lead adoption of reliability reviews, operational readiness and toil reduction.
• Automate monitoring, incident response, recovery and remediation workflows.
• Govern reliability‑focused Infrastructure as Code, CI/CD pipelines and tooling.
• Identify and eliminate systemic operational overhead while improving scalability and resilience.
• Act as senior technical escalation point for major incidents and high‑risk releases.
• Lead blameless post‑incident reviews and drive measurable service improvements.
• Define observability, monitoring and capacity management practices.
• Mentor senior engineers and raise SRE maturity across teams.

Required profile

• Active SC (Security Check) clearance and sole UK nationality.
• Strong technical expertise in enterprise‑scale environments.
• Deep knowledge of Kubernetes and OpenShift.
• Experience designing and supporting hybrid and multi‑cloud platforms.
• Experience with service mesh technologies such as Istio.
• Hands‑on experience with observability tooling (Prometheus, Grafana, Loki, Tempo, OpenTelemetry).
• Infrastructure as Code and GitOps expertise (Helm, Kustomize, ArgoCD, Tekton).
• Proven ability to build and improve CI/CD pipelines with a reliability focus.
• Familiarity with Red Hat ACM/ACS, Submariner networking and enterprise databases (PostgreSQL).

Required skills

• Kubernetes
• OpenShift
• Istio
• Prometheus
• Grafana
• Loki
• Tempo
• OpenTelemetry
• Helm
• Kustomize
• ArgoCD
• Tekton
• CI/CD pipelines
• Red Hat ACM
• Red Hat ACS
• Submariner
• PostgreSQL

What we offer

• Salary up to £100,000 per year plus a 5% performance bonus.
• Hybrid working model (office, client site and home‑based).
• Opportunity to lead SRE strategy across large‑scale cloud platforms.