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Senior Software Engineer

Job in Gloucester, Gloucestershire, GL1, England, UK
Listing for: Raytheon
Full Time position
Listed on 2026-02-08
Job specializations:
  • Software Development
    Software Engineer, Cloud Engineer - Software
Job Description & How to Apply Below

Overview

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

As Senior Software Engineer, 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.

This role requires all candidates to eligible and willing to proceed for SC clearance and eDV clearance.

This area of the business proves Dev Sec Ops  at scale, with capabilities in Artificial Intelligence, Machine Learning, cyber and geospatial intelligence to support the defence, intelligence and cyber sectors. The team collaborates 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
Required Skills and Experience
  • Experience of working in an Agile delivery team
  • Cloud services (AWS or Azure)
  • Containerisation and Orchestration (Docker / Kubernetes / Openshift)
  • Elasticsearch/Open search
  • Relational Databases (e.g. Postgre

    SQL)
  • Golang / JavaScript / Type Script
  • JavaScript frameworks - React, NextJS
  • REST API development
  • Use of Code repositories, familiarity with branching strategies, pull requests and merge processes
Nice to have Skills and Experience
  • Infrastructure as Code (e.g. Terraform, Ansible)
  • Python
  • OpenAPI/Swagger
  • Testing experience (e.g. Mocha, Jest)
Benefits and Work Culture

Benefits

  • 25 days holiday (increasing up to 2 days with service) + statutory public holidays, plus opportunity to buy and sell up to 5 days
  • 37 hour working week with early finish Fridays!
  • 10.5% company contribution pension with 6% employee contribution
  • Company bonus scheme (discretionary)
  • 6 times salary  Life Assurance  with pension.
  • Flexible Benefits scheme with extensive salary sacrifice schemes, including Health Cashplan, Dental, and Cycle to Work amongst others.
  • Enhanced sick pay.
  • Enhanced family friendly policies including enhanced maternity, paternity & shared parental leave.

Work Culture

  • 37hr working week, although hours may vary depending on role, job requirement or site-specific arrangements.
  • Early 1.30pm finish Friday, start your weekend early!
  • Remote, hybrid and site based working opportunities, dependant on your needs and the requirements of the role.
  • A grownup flexible working culture that is output, not time spent at desk, focused. More formal flexible working arrangements can also be requested and assessed subject to the role. Please enquire or highlight any request to our Talent Acquisition team to explore the flexible working possibilities.
  • Up to 5 paid days volunteering each year.

Raytheon UK

Raytheon UK is a leader in defence and aerospace technology. We are dedicated to fuelling innovation, nurturing talent, and fostering a culture of excellence, with a collaborative environment and opportunities for professional development.

RTX

Raytheon UK is part of the RTX organisation. Headquartered in Arlington, Virginia, USA, with over 180,000 employees globally, RTX provides advanced systems and services for commercial, military and government customers and comprises three leading businesses—Collins Aerospace Systems, Pratt & Whitney, and Raytheon. RTX supports jobs across the UK and contributes to the economy while offering opportunities to suppliers and partners.

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Position Requirements
10+ Years work experience
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