Principal Platform Engineer

• We work as a Principal Platform Engineer, deploying applications and software to cloud or on-prem environments across our business areas.
• We build and set up development tools and infrastructure.
• We understand the needs of project stakeholders.
• We automate and improve development and release processes.
• We ensure that systems are safe and secure against cyber security threats.
• We identify technical problems and develop software updates and solutions.
• We work with other engineers to ensure development follows established processes and works as intended.

Technologies:

• AWS
• Ansible
• Azure
• Cloud
• DevOps
• Docker
• Helm
• Jenkins
• Kubernetes
• Puppet
• Security
• Terraform

• We require candidates to be willing and eligible to hold SC and eDV clearance.
• We require candidates to be willing to attain an eDV clearance.
• Experience of working in an Agile/SCRUM/DevOps delivery model.
• Experience with cloud technologies such as AWS or Azure.
• Experience with infrastructure as code tools such as Terraform, Puppet, Chef, or Ansible.
• Experience building and deploying large-scale applications in Continuous Integration/Delivery pipelines.
• Experience with container platforms and orchestration systems such as ECS, AKS, Kubernetes, Helm, or Docker.
• Experience with automation and integration tools such as Jenkins, Concourse CI, or cloud equivalents.
• Experience in scripting languages and source control.

We are Raytheon UK, partnering directly with hackajob to hire for this role in Gloucester, South Gloucestershire. This is a permanent, full-time onsite role with a hybrid working pattern, requiring a minimum of three days a week on site. We operate in defence, aerospace, and national security cyber, delivering mission-critical solutions that help safeguard national security 24 hours a day, seven days a week. We work in a mature, agile environment with SCRUM teams collaborating closely with our customers to solve complex digital challenges. We offer a competitive salary, contributory pension scheme, life assurance, 25 days holiday plus public holidays, the opportunity to buy and sell up to five days, a discretionary company bonus scheme, flexible benefits including health cash plan, dental and cycle to work, enhanced sick pay, enhanced family-friendly policies, a 37-hour working week, early Friday finish, remote/hybrid/site-based working opportunities, up to five paid volunteering days each year, and a flexible working culture focused on output.

last updated 37 week of 2026