RTX
Senior Software Engineer
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Senior Software Engineer Vacancy
Location: Manchester, Lancashire | Onsite
About RTX
At RTX, the world’s largest aerospace and defense company, we unite 185,000+ great minds to solve global challenges with unmatched capability and innovation. Powered by three leading businesses—Collins Aerospace, Pratt & Whitney, and Raytheon—we push the frontiers of science to connect and protect our world.
Raytheon’s expert engineers deliver worl d-leading defense, intelligence, and cyber solutions that safeguard freedoms. With over 100 years of innovation, we build systems that deter aggression, support allies, and shape the future of aerospace.
The Opportunity
Raytheon UK seeks a full-time, permanent Senior Software Engineer to join our Manchester or Gloucester team. In this role, you’ll:
- Design, build, and deploy critical software systems across defense, intelligence, and cyber domains
- Validate and advance security-focused software engineering (DevSecOps at scale)
- Adopt modern technologies for AI/ML, cyber resilience, and geospatial intelligence
- Collaborate cross-functionally with customers, suppliers, and stakeholders
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Security clearance requirement: All candidates must be willing to obtain an enhanced Disclosure & Barring Service (eDV) clearance.
Responsibilities
Core Duties
- Build and maintain secure, mission-critical software using best engineering practices
- Partner with colleagues and external teams to refine technical direction and workflow
- Contribute to product roadmaps, milestones, and continuous improvement initiatives
- Optimize deployment pipelines and enterprise architecture through devops collaboration
Key Requirements
- University degree (or equivalent experience) in STEM + 5+ years’ software engineering or
- Advanced degree in related field + 3+ years’ experience
Technical Expertise
- Programming: JavaScript (React/NextJS), TypeScript, Python
- Backend/APIs: RESTful development, OpenAPI/Swagger documentation
- Infrastructure:
- Cloud (AWS/Azure)
- Containers/Kubernetes (Docker, OpenShift)
- IaC (Terraform, Ansible)
- Databases (PostgreSQL, Elasticsearch/Opensearch)
- Testing/QA: Unit/integration test automation (Jest, Cypress, Mocha)
- DevOps/Pipeline: CI/CD best practices, CI tools (Jenkins, GitLab)
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Delivery & Soft Skills
- Agile experience (Scrum, Kanban)
- Version control (GitLab/Git, PR/merge workflows)
- Stakeholder collaboration and cross-team problem-solving
What We Offer
- Impactful work shaping cutting-edge defense systems and cybersecurity tools
- Autonomy and influence within an adaptive, high-engineering-strength team
- Continuous learning within RTX’s culture of innovation and R&D investment
- Portfolio wellbeing benefits, including career progression opportunities
About RTX
For more details:
- A respected leader in protecting nations and enabling global resilience
- A D&I-first company valuing diversity and equal consideration
- More information available: RTX Privacy Policy and Terms
Final Note Employees in this onsite role are responsible for their own commute and scheduling.
Exempt; may interpret "job type" per additional recruitment steps throughout candidate review.
© 2026 RTX. Raytheon products and trademarks are subject to Terms of Use.
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