Senior Software Engineer

  • Job Reference: 01854458
  • Date Posted: 31 July 2026
  • Employer: Raytheon
  • Website: https://www.raytheon.co.uk/careers
  • Location: Gloucester, Gloucestershire
  • Salary: On Application
  • Sector: Engineering, Government & Defence
  • Job Type: Full Time

Job Description

Raytheon UK have a full time, permanent opportunity for a Senior Software Engineer to join our team on our Manchester or Gloucester sites.

You'll be part of our experienced software dev function, working in a cross-functional team, delivering and deploying critical software across a variety of business areas.

Due to the interesting work we do and the sector this team is working in, we require all candidates to be willing to attain an eDV clearance.

In this area of the business we prove DevSecOps at scale, Artificial Intelligence, Machine Learning, cyber and geospatial intelligence capabilities to support the defence, intelligence and cyber sectors. Collaborating with customers and suppliers to deliver secure, mission critical systems using the latest technologies and innovations.

Responsibilities

Design and build software using industry best practice
Collaborate with stakeholders and other engineers
Contribute to the completion of milestones associated with your project
Contribute to continuous improvement within your team
Collaborate with your peers on technical direction within your team

Desired Skills and Experience

Core Software Engineering

JavaScript frameworks (React, NextJS)
TypeScript
Python
Java
REST API development
OpenAPI / Swagger


Cloud & Infrastructure

Cloud services (AWS or Azure)
Containerisation & Orchestration (Docker, Kubernetes, OpenShift)
Infrastructure as Code (Terraform, Ansible)


Data & Search Technologies

Relational Databases (e.g. PostgreSQL)
Elasticsearch / Opensearch


Testing & Quality

Unit testing and automation
Testing frameworks (e.g. Mocha, Jest, Cypress)


Delivery & Collaboration

Experience working in an Agile delivery team
Use of code repositories (e.g. GitLab); familiarity with branching strategies, pull requests and merge processes