Senior Platform Engineer

We’re looking for a Senior Platform Engineer to join our team in Leeds on a permanent basis. This hybrid role requires two days in the office and three days working remotely each week. The position sits within the central Cloud Platform team, supporting a portfolio of applications built on Google Cloud and open‑source technologies. You’ll play a key part in designing and delivering GCP solutions while championing best practice across security, automation, and observability.

• Design and maintain scalable, automated platform capabilities including IaC modules and standardised Git Ops pipelines to accelerate developer delivery.
• Contribute to the architecture, scalability, and ongoing lifecycle management of a growing enterprise GCP estate, ensuring resilience and performance at scale.
• Build and evolve centralised observability solutions (e.g., Prometheus, Grafana, Cloud Operations Suite) to maximise uptime and reduce mean time to resolution.
• Partner closely with security teams to embed shift‑left practices, integrating IAM, network controls, and governance into engineering workflows.
• Support and mentor engineers across the team, contributing to code reviews, clear documentation, and fostering a high‑trust, collaborative engineering environment.

• Proven experience designing, deploying, and running enterprise‑scale solutions on Google Cloud Platform.
• Hands‑on experience with Terraform and automated pipelines such as Git Hub Actions, Cloud Build, or ArgoCD to deliver and manage infrastructure at scale.
• Strong background running production workloads in containerised, microservices‑based environments.
• Data‑driven approach to reliability, using modern monitoring and logging tooling to protect performance and availability.
• Strong communicator with experience working cross‑functionally and supporting or mentoring other engineers.

• Professional‑level certifications such as Cloud Architect, Cloud Security Engineer, or Cloud Dev Ops Engineer.
• Experience with complex GCP networking setups, e.g., Shared VPCs, Private Service Connect, Interconnects.
• Exposure to tracking, analysing, and optimising cloud spend across engineering teams.
• Familiarity with API management (e.g., Apigee) and core concepts like secure routing, traffic control, and OAuth/OpenID Connect.

• Competitive salary plus bonus
• 25 days annual leave with the option to purchase 5 additional days
• Birthday off and an additional 3 days of annual leave after 5 years of service
• Well‑being and mental health benefits including the Calm app, personal medical, critical illness cover, and dental insurance
• Matched pension contribution up to 10%
• Car benefit scheme
• Access to an online learning platform for continuous development

Liberty Global is an equal opportunity employer, committed to an inclusive environment and accommodating all candidates.