As a Senior Site Reliability Engineer, you'll act as a hands‑on expert responsible for ensuring the reliability, availability and performance of critical production platforms.
In addition to this, you'll:
Designing and operating highly resilient AWS-based Kubernetes platforms (EKS) aligned to enterprise standards
Owning and improving production reliability, availability, and SLA/SLO frameworks
Leading incident management, escalation and 24/7 on-call practices , including post-incident reviews
Embedding SRE principles such as error budgets, toil reduction, and reliability engineering into delivery teams
Implementing infrastructure and platform automation using Terraform and GitOps methodologies
Driving self-healing, auto-scaling and failure recovery mechanisms using tools such as Karpenter
Building secure, scalable networking and service communication (e.g. Cilium)
Defining and operating observability platforms using Grafana, Prometheus, Loki, Tempo
Partnering with DevOps and engineering teams to ensure production readiness and operational excellence
Leading complex troubleshooting across distributed systems and cloud-native environments
Developing reusable "golden paths", operational runbooks and reliability patterns
Ensuring platforms meet regulatory, security and operational risk requirements
Using data, SLIs and metrics to drive continuous improvement and proactive reliability enhancements
The skills you'll need
We're looking for a highly experienced SRE who has a strong background in operating large-scale, business-critical platforms with a passion for reliability engineering
We're also looking for:
Deep expertise managing production systems on AWS and Kubernetes (EKS)
Strong experience in 24/7 support models, incident management and on-call leadership
Proficiency in Terraform, GitOps, and cloud automation practices
Hands-on experience with GitLab CI/CD and Argo CD
Strong understanding of Kubernetes networking, security and service mesh technologies , ideally Cilium
Experience scaling infrastructure using Karpenter and auto-scaling strategies
Expertise in observability tooling (Grafana, Prometheus, Loki, Tempo)
Proven ability to troubleshoot and resolve complex, cross-system production issues
Experience operating in regulated or high-security environments
Strong leadership, mentoring, and stakeholder engagement capabilities
Ability to balance reliability, risk, and delivery in a fast-paced environment
Hours
45
Job Posting Closing Date:
16/06/2026
Additional Information
Join us as a Site Reliability Engineer
In this key role, you'll improve, drive, and embed non-functional and operational characteristics such as availability, performance, efficiency, change management, monitoring, security, incident response, and capacity planning of our products and services
You'll enjoy significant stakeholder interaction, working in collaboration with engineers to ensure a principled approach to deliver change in a safe and secure way
This is a chance to join an inclusive team with a collaborative ethos and a commitment to innovation and professional development
We're offering this role at vice president level