Job Title: Platform Engineering Lead / Platform Architect Location: London, UK Type: Permanent / FTE Mode: Hybrid - 4 days onsite (mandatory) Role Overview: We are seeking an experienced Platform Engineering Lead / Platform Architect to lead the go-live, production readiness, and ongoing operation of a modern banking platform built on AWS and Kubernetes. The role combines hands-on platform engineering, technical leadership, architecture governance, security, and production operations. The successful candidate will lead a small platform engineering team, establish engineering standards, ensure platform reliability and security, and collaborate with central engineering teams, security stakeholders, and third-party technology vendors. Key Responsibilities: Lead and mentor a small Platform Engineering team, managing priorities, reviewing technical designs and pull requests, and supporting recruitment and onboarding. Own platform go-live and production readiness, including disaster recovery testing, penetration testing, and vulnerability remediation. Manage and improve AWS, Amazon EKS, Kubernetes, Terraform, and GitOps environments. Establish platform reliability practices, operational runbooks, incident response procedures, and continuous improvement standards. Manage secure vendor connectivity, including private integrations, mTLS, PKI, certificate lifecycle, identity, and network security. Define and document Architecture Decision Records (ADRs) and present technical ..... full job details .....