Senior Site Reliability Engineer

Salary: £65,000 - 75,000 per year

Requirements

• Proven experience in a Senior Site Reliability Engineer, Platform Engineer or DevOps Engineer position.
• Strong commercial AWS experience.
• AWS CDK experience is essential.
• Strong programming experience in TypeScript or Python.
• Experience building and maintaining CI/CD pipelines.
• Knowledge of containerisation technologies such as Kubernetes, Amazon EKS or ECS.
• Experience with monitoring and observability tooling such as Grafana, Prometheus, OpenSearch or similar.
• Strong understanding of cloud security, resilience and infrastructure automation.
• Previous experience mentoring engineers or providing technical leadership.

Responsibilities

• Design, build and maintain scalable, secure AWS infrastructure using AWS CDK.
• Drive improvements across platform reliability, automation and infrastructure as code.
• Lead the implementation of CI/CD best practices to improve software delivery.
• Enhance monitoring, observability and incident management across cloud environments.
• Collaborate with engineering teams to improve performance, resilience and operational efficiency.
• Mentor and coach engineers, promoting SRE and DevOps best practices.
• Contribute to technical direction, architecture discussions and continuous improvement initiatives.

Technologies

• AWS
• OpenSearch
• CI/CD
• Cloud
• DevOps
• Grafana
• Kubernetes
• Prometheus
• Python
• Security
• TypeScript

More

We are a leading UK technology organisation undergoing significant investment in our cloud platform and engineering capability. As we continue to scale, we are looking to appoint a Senior Site Reliability Engineer to help shape the future of our AWS infrastructure, improve platform resilience and mentor a growing engineering team. This is a remote UK role with a salary of £65,000 - £75,000, and sponsorship is available in some circumstances. It is a hands-on technical leadership position with approximately 80% focused on engineering and 20% on mentoring and supporting other engineers. We are committed to driving best practice across cloud infrastructure, automation, reliability and operational excellence while developing our wider SRE function.

last updated 27 week of 2026