Senior Platform Engineer

Senior Platform Engineer
South West England
Bristol, Cheltenham

6 days per month in office.

SC Clearance eligibility required
£75,000 - £90,000 + excellent benefits

We are supporting one of the UK's largest Platform Engineering growth programmes, delivering secure, cloud-native platforms that underpin critical digital services used by millions every day.

This is an exciting opportunity to join a highly skilled engineering community working across some of the UK s most complex and innovative cloud environments. You will support development teams to build, deploy and operate modern applications at enterprise scale.

You will remain hands-on with technology whilst influencing engineering standards, enhancing developer experience and evolving platform capabilities.

Key Responsibilities

• Build and operate secure AWS cloud environments and landing zones.
• Develop modern Kubernetes platforms using EKS and cloud-native tooling.
• Create reusable Infrastructure as Code using Terraform.
• Support Internal Developer Platforms and self-service engineering capabilities.
• Build and improve CI/CD pipelines and automation.
• Implement observability solutions using Prometheus, Grafana and OpenTelemetry.
• Support reliability engineering initiatives including SLOs, SLIs and incident response improvements.
• Collaborate with architects, security teams and software engineers to resolve complex technical challenges.
• Contribute to engineering standards, best practises and platform evolution.

Technical Experience Required

We are looking for candidates with experience across several of the following:

• AWS
• Kubernetes (EKS preferred)
• Terraform or Infrastructure as Code
• CI/CD tooling
• GitOps approaches such as ArgoCD or Flux
• Prometheus, Grafana or OpenTelemetry
• DevSecOps practises
• Platform Engineering concepts
• Site Reliability Engineering principles
• FinOps and cloud cost optimisation

We would particularly like to hear from engineers with experience in:

• Enterprise-scale cloud environments
• Highly regulated industries
• Financial services, telecoms, retail, defence or public sector environments
• Cloud migration and modernisation programmes
• Supporting large engineering communities

Why Join Us?

• Work on genuinely large-scale digital services impacting millions of users.
• Join an established engineering community with strong technical standards.
• Solve complex cloud engineering challenges using modern tooling and approaches.
• Gain exposure to some of the UK s largest cloud estates.
• Remain hands-on whilst progressing towards Lead and Principal Engineering roles.