Platform Engineering Lead/Platform Architect in London

Platform Engineering Lead/Platform Architect in London

London Full-Time On-site
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Role : Platform Engineering Lead/Platform Architect
Location : London, UK
Duration : Permanent

Job Description :

A UK financial institution has built a new banking platform on Kubernetes in AWS. You will lead the small platform engineering team that takes it through go-live and then runs it: you own the platform's reliability, security and engineering standards, and act as the link between the programme, central platform and security teams, and third-party vendors.

What you will do?

- Lead and mentor a small team of platform engineers; set priorities, review designs and PRs, hire and onboard.

- Take the platform live: own production readiness, DR testing, pen-test and vulnerability remediation.

- Run the platform: AWS, EKS, Terraform, GitOps, policy enforcement, messaging and observability, with runbooks and incident ownership.

- Own vendor connectivity and security: private and mTLS integrations, certificate lifecycle and identity, working with vendor technical teams.

- Own architecture decisions: write and defend ADRs at architecture review boards.

- Set CI/CD and promotion standards: audited pipelines and release gates, agreed with central engineering.

- Plan and report: Jira backlog, status reporting, cost estimates; raise risks early.

- Support delivery partners onboarding new services onto the platform.

About you :

Essential

- Hands-on AWS, Kubernetes/GitOps and Terraform at scale, with team or technical-lead experience.

- Solid grounding in PKI, mTLS, OAuth2/OIDC, and network and edge security.

- Experience running production platforms, including DR and incident management.

- Experience writing architecture decisions and presenting them to governance boards.

- CI/CD expertise and a pragmatic approach to controls in a regulated setting.

- Clear communicator across security, architecture and vendor stakeholders.

- Familiarity with AI-assisted engineering.

Desirable

- Financial services or payments experience.

- Message-broker and observability tooling experience.

- Experience with SaaS banking vendors.

Platform Engineering Lead/Platform Architect in London employer: Hexaware Europe

As a leading employer in Edinburgh, we offer an exceptional work environment for our Sr Snowflake Data Architects, combining a hybrid work model with a strong focus on employee growth and development. Our culture promotes collaboration and innovation, providing access to cutting-edge technologies and opportunities to lead transformative data initiatives. With competitive benefits and a commitment to work-life balance, we empower our employees to thrive both personally and professionally in a vibrant city known for its rich history and dynamic tech scene.

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Contact Details:

Hexaware Europe Recruitment Team