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 RequiredWe 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.