freehire launches on Product Hunt on 26 August.

Follow →

Infrastructure Engineer

Summary

Designs, builds, and maintains cloud-native infrastructure using Kubernetes, Docker, and IaC tools like Terraform for a defence-tech or big-tech environment.

Salary: £100,000 - 105,000 per year

Requirements:
  • 4–8 years of experience in infrastructure, SRE, or platform engineering, with a strong software engineering foundation
  • Production experience with Kubernetes and Docker
  • Proficiency in Java, Python, Go, or JavaScript
  • Experience with infrastructure as code and CI/CD, including Terraform or Ansible
  • UK SC clearance held or clearly eligible, with UK nationality or long-term residency
  • Background in defence technology or big-tech/major-cloud SRE
  • Bonus experience in drones, self-driving, robotics, or edge systems
Responsibilities:
  • Build and operate high-performance, scalable services for large-scale data platforms supporting UK government national-security deployments
  • Own production reliability end to end, including monitoring, alerting, configuration management, and upgrades
  • Deploy new products into production and lead migrations to newer infrastructure, including air-gapped estates using an in-house continuous-delivery engine
  • Reduce operational toil through automation, using data platforms and LLM/AI tooling to build novel systems
  • Participate in an on-call rotation approximately every 5 to 6 weeks from a secure facility
Technologies:
  • AI
  • Ansible
  • CI/CD
  • Cloud
  • Docker
  • Java
  • JavaScript
  • Kubernetes
  • LLM
  • Python
  • Robotics
  • Security
  • Terraform
  • DevOps

More:

We are a global software and data analytics business offering an exciting high-profile opportunity to work on systems for UK national-security deployments across cloud, on-prem, and fully air-gapped classified networks. This role is based around secure operations and production engineering, with the opportunity to work on advanced automation and novel AI-enabled systems. UK SC clearance is required and we do not offer visa sponsorship.

last updated 33 week of 2026

See also

Tailor your CV for this role?

We couldn't check your fit for this role — add a CV to your profile to see it next time.

A new version of freehire is available