Platform Engineer

Salary: £61,000 - 101,000 per year

Requirements:

• Hands-on experience operating complex infrastructure or platform environments across several of the following: networking, Linux, compute, storage, virtualisation and containers.
• Strong troubleshooting and incident-response skills, with the confidence to take ownership and make sound decisions in a critical production environment.
• Experience using automation, configuration-management or infrastructure-as-code tools, such as Ansible, Terraform, Packer or equivalent technologies.
• Good networking knowledge, including routing and switching, with an understanding of how highly available services are designed and supported.
• Willingness to participate in an out-of-hours on-call rota.
• Experience with technologies such as Juniper, Dell, RHEL, VMware or Kubernetes.
• Knowledge of BGP, internet peering, transit connectivity or globally distributed infrastructure.
• Experience of GitOps, immutable infrastructure or operating a private-cloud or Platform-as-a-Service environment.

Responsibilities:

• Support, maintain and enhance our private cloud platforms, including core data centres, globally distributed edge sites and the resilient networks connecting them.
• Operate and improve private cloud infrastructure across datacentres and edge locations, covering compute, storage, Linux, virtualisation and Kubernetes.
• Maintain the network services that connect the platform, including routing and switching, external peering, transit connectivity, BGP and inter-datacentre links.
• Manage the platform lifecycle through patching, upgrades, capacity planning, performance optimisation, hardware support and proactive maintenance.
• Automate provisioning, configuration and operational workflows using tools such as Ansible, Terraform, Packer and GitOps, reducing manual effort and risk.
• Monitor platform health, manage backups, troubleshoot complex issues and respond to alerts, incidents and service requests, including through the on-call rota.
• Collaborate with technical teams to strengthen platform security, resilience and availability and to evolve our Platform-as-a-Service offering.
• Work across the full technology stack, from hardware and networking through to containerisation, balancing day-to-day operational support with project work.
• Help develop automation tools and deployment pipelines to keep our platforms secure, consistent and reliable.

Technologies:

• Ansible
• Cloud
• GitOps
• Hardware
• Support
• Kubernetes
• Linux
• Network
• RHEL
• Security
• Terraform
• VMware
• DevOps

More:

Were Nominet, a world-leading domain name registry operating at the heart of the UK internet. While were best known for running .UK domains, our DNS expertise also underpins critical internet infrastructure that government services, including the NHS, rely on. As a public benefit company, our work has a positive impact on society, and weve donated millions to projects that use technology to improve peoples lives. This is a permanent, hybrid role with a minimum of 20% in our Oxford office per month. We offer an early finish Friday with a 34-hour working week at full-time pay, 30 days annual leave plus bank holidays with the option to buy 5 extra days, Bupa private healthcare and Employee Assistance Programme, pension matched to 7%, an electric vehicle scheme with on-site charging points, a rewards platform, Medicash discounts, and a company and individual performance-based annual bonus. We value diversity, offer adjustments during recruitment where needed, and our hiring process includes an introduction call, hiring manager interview, and onsite technical task.

last updated 36 week of 2026