Date Posted:
2026-05-13
Country:
United Kingdom
Location:
Warminster, Wiltshire
Position Role Type:
Hybrid
Raytheon UK is searching for a Senior Software Engineer to join our OMNIA® Training team.
As Senior Software Engineer, you will be critical to the successful delivery of the programme, collaborating within matrix organisation across multi-disciplinary teams to develop and maintain cloud-hosted systems and services.
We are looking for a skilled and proactive Senior Software Developer focused on hands-on full stack engineering, building scalable, secure, and cloud-native applications that support the programme’s strategic goals.
OMNIA are redefining the British Army’s collective training. To do that, we are looking for the best and brightest minds from across the UK. We are backed by British innovation and powered by world-class experts, like you. You must be eligible and willing to obtain SC clearance and will be based at Warminster working in a hybrid style.
Key Responsibilities:
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Build secure and performant backend services using languages like Node.js, Python, Java, or .NET Core/.NET 5+.
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Integrate APIs, databases, and third-party services, ensuring seamless data flow and system interoperability.
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Develop and maintain robust frontend interfaces using modern frameworks (e.g., React, Angular).
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Design, build, and maintain scalable software solutions with a cloud-first mindset, leveraging cloud-native services and infrastructure.
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Use Docker and Kubernetes to containerise applications for consistent development, testing, and deployment across environments including Red Hat OpenShift.
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Implement Infrastructure as Code (IaC) using tools
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Automate build, test, and deployment processes using tools like Jenkins, GitHub Actions, Tekton, or Azure DevOps.
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Establish and maintain automated test suites for unit, integration, and end-to-end testing.
Required Skills and Experience
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Experience with full-stack development using modern frontend frameworks (e.g., React, Angular) and backend technologies (e.g. Python, Java, JavaScript, Go, .NET Core/.NET5+).
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Experience with containerisation using Docker and orchestration with Kubernetes.
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Cloud platform expertise, particularly with AWS, Azure or Oracle, including deploying and managing cloud-native applications.
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Experience with CI/CD tools such as Jenkins, GitLab CI, GitHub Actions, Tekton or Azure DevOps.
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Infrastructure as Code (IaC) using tools like Terraform or CloudFormation.
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Experience with static and dynamic code analysis tools (e.g., SonarQube, Snyk, OWASP ZAP).
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Experience of RESTful APIs for ingesting and exposing data.
Desirable Skills and Experience:
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Hands-on experience with automated testing tools and frameworks such as JUnit, NUnit, Selenium, Cypress, Postman, or PyTest,
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Knowledge of data warehousing and Lakehouse technologies.
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Experience with secrets management and identity access controls (e.g., HashiCorp Vault, AWS IAM, Keycloak).
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Experience with monitoring and logging for security and performance (e.g., ELK stack, Prometheus, Grafana).
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Experience with API management and gateway tools and services.
*Formal offers to successful candidate will be conditional upon award *
What we offer:
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Chance to join a groundbreaking mission - to shape the future and drive innovation within a team focused on collaboration across a matrix organisation.
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You will join at a unique time, where you can join in shaping this team and be rewarded with ongoing development opportunities, and clear pathways to progress within a trusted defence industry partner.
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37hr working week with early finish Fridays - start your weekend early!
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25 days holiday + statutory public holidays, plus opportunity to buy and sell up to 5 days and up to 5 paid days volunteering
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10.5% company pension contribution with 6% employee contribution
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Annual company bonus scheme (discretionary)
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6 times salary Life Assurance with pension
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Flexible Benefits scheme with extensive salary sacrifice schemes, including Health Cashplan, Dental, and Cycle to Work, amongst others
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Enhanced sick pay
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Enhanced family friendly policies including enhanced maternity, paternity & shared parental leave
Raytheon UK
We take immense pride in being a leader in defence and aerospace technology. As an employer, we are dedicated to fuelling innovation, nurturing talent, and fostering a culture of excellence. Together, we are not just advancing technology; we're building a community committed to safeguarding a safer and more connected world.
RTX
Raytheon UK is a landed company and part of the wider RTX organisation. Headquartered in Arlington, Virginia, USA, but with over 180,000 employees globally across every continent, RTX provides advanced systems and services for commercial, military and government customers worldwide and comprises three industry-leading businesses – Collins Aerospace Systems, Pratt & Whitney, and Raytheon.
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RTX adheres to the principles of equal employment. All qualified applications will be given careful consideration without regard to ethnicity, color, religion, gender, sexual orientation or identity, national origin, age, disability, protected veteran status or any other characteristic protected by law.
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