
83zero Limited
SRE Technical Lead
Job Description
Salary: £100,000 - 100,000 per year
Requirements:- Hold active SC (Security Check) clearance.
- Be a sole UK national.
- Strong technical expertise gained within 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.
- Strong hands-on experience with observability tooling including Prometheus, Grafana, Loki, Tempo and OpenTelemetry.
- Infrastructure as Code and GitOps expertise using tools such as Helm, Kustomize, ArgoCD and Tekton.
- Experience building and improving CI/CD pipelines with a focus on reliability engineering.
- Familiarity with Red Hat ACM/ACS, Submariner networking and enterprise databases such as PostgreSQL.
- A proven track record of providing technical leadership across complex, multi-vendor environments.
- Define and drive our SRE strategy, standards, SLAs, SLOs and error budgets.
- Embed reliability engineering principles into our platform and service design.
- Lead the adoption of core SRE practices including reliability reviews, operational readiness and toil reduction.
- Drive automation across monitoring, incident response, recovery and remediation.
- Govern reliability-focused Infrastructure as Code, CI/CD pipelines and operational tooling.
- Identify and remove systemic causes of operational overhead while improving scalability, resilience and operability.
- Act as our senior technical escalation point for major incidents and high-risk releases.
- Lead blameless post-incident reviews and ensure measurable service improvements.
- Define and oversee observability, monitoring and capacity management practices.
- Ensure our SRE approaches align with security, governance and compliance requirements.
- Mentor and coach senior engineers, helping improve SRE maturity across engineering teams.
- Provide technical leadership through influence rather than direct line management.
- Work closely with Cloud, Platform, Security and Operations teams.
- ArgoCD
- CI/CD
- Cloud
- GitOps
- Grafana
- Helm
- Istio
- Kubernetes
- Kustomize
- OpenTelemetry
- OpenShift
- PostgreSQL
- Prometheus
- Security
- DevOps
More:
We are offering a SRE Technical Lead role on a hybrid basis across the UK, combining office, client site and home-based working. This is a senior technical leadership position with a salary of up to £100,000 plus a 5% annual bonus. You will lead reliability engineering across large-scale, business-critical platforms in complex, multi-vendor enterprise environments, working with modern cloud-native technologies and collaborating closely with our engineering, delivery, cloud, platform, security and operations teams.
last updated 31 week of 2026
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About 83zero Limited

83zero Limited
Wokingham
IT
Skills & Technologies
Inferred from job description
Salary Insight
£100,000
This role
£85,000
UK median
This salary is 18% above the UK median for Lead roles (£85,000/yr).
Based on 2024–2025 UK technology sector benchmarks