Senior Platform Engineer

Salary: £68,000 - 78,000 per yearRequirements:

• We require 3 years of AWS experience.
• We require 2 years of Infrastructure as Code experience.
• We require 3 years of Platform Engineering experience.
• We require experience in platform engineering, cloud engineering, or DevOps.
• We require hands-on cloud operations experience across Azure and AWS.
• We require strong networking and systems knowledge.
• We require fluency with Docker Swarm and infrastructure as code.
• We require the ability to build and maintain Infrastructure as Code in a production environment.
• We require experience owning production workloads on Microsoft Azure, AWS, or both.
• We require the ability to commute to or relocate to Richmond TW9 1DL before starting work.
• We provide training on phoenix architecture, the blueprint methodology, and the OT environments the platform operates in.

Responsibilities:

• We operate our Azure and AWS cloud estate day to day, contributing to cloud optimisation, availability, and security.
• We manage, maintain, and continuously improve the environments, with responsibility for performance, cost optimisation, and security posture.
• We establish and maintain monitoring, alerting, and operational runbooks.
• We deploy the phoenix blueprint into pre-production and production environments.
• We maintain and evolve deployment automation so releases are repeatable, auditable, and low-risk.
• We stand up delivered phoenix software in target environments to meet deployment specifications.
• We provide and maintain test environments and supporting infrastructure for test automation.
• We build infrastructure-level test capabilities such as IaC validation, deployment smoke tests, and environment health checks.
• We validate phoenix integration across different deployment configurations and blueprints.
• We identify, document, and communicate integration failures, gaps, or deviations clearly and promptly.
• We build and maintain deployment blueprints for different client applications, sectors, and hardware tiers.
• We lead triage across IaaS, PaaS, SaaS, application code, networking, and the underlying OT environment.
• We resolve issues directly or route them to the right owner with sufficient diagnostic detail.
• We support URS validation by providing deployment evidence and platform-layer context.
• We ensure platform-layer URS demands are met in deployment and clearly documented.
• We write clear, accurate release notes for each platform release.
• We maintain technical documentation for assurance, development, and client-facing colleagues.
• We participate in development planning cycles and provide deployment, operations, and test input.