Date Posted:
2026-08-13
Country:
United Kingdom
Location:
Manchester, Lancashire
Position Role Type:
Onsite
Principal Software Engineer
Location: Manchester
Permanent
Onsite/Hybrid (min 3 days a week on site)
Due to the interesting work we do and the sector this team is working in, we require all candidates to be willing and eligible to hold SC and eDV clearance.
About us
At 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.
As a leading defence and aerospace company operating across the United Kingdom, Raytheon UK helps to solve our customers’ toughest challenges. We are a major supplier to the UK government and customers around the globe, providing defence solutions across all domains: land, sea, air, space, and cyberspace. We also provide digital and training transformation solutions to commercial and military customers.
With circa 2000 employees and major facilities operating throughout the UK including Broughton (Wales), Livingston and Glenrothes (Scotland), and Harlow, Gloucester, and Manchester (England); we are committed to investing in British careers and technology development.
Cyber
Our National Security Cyber business delivers mission-critical solutions that safeguard our national security 24 hours a day, seven days a week. Working in a mature, agile environment, our SCRUM teams work synchronously with our customers to solve some of the toughest digital challenges faced in the world today.
Role & 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 experience
Core Software Engineering such as: JavaScript frameworks (React, NextJS), TypeScript, Python or Java
REST API development / OpenAPI / Swagger
Cloud services (AWS or Azure)
Containerisation & Orchestration (Docker, Kubernetes, OpenShift)
Infrastructure as Code (Terraform, Ansible)
Relational Databases (e.g. PostgreSQL)
Elasticsearch / Opensearch
Unit testing and automation / Testing frameworks (e.g. Mocha, Jest, Cypress)
Experience working in an Agile delivery team
We appreciate you may not be an expert in every area above - we can support with training and development in some areas! Please do make an application and we will identify where we can best support your growth specific to your application.
Benefits:
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£: Competitive salary
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Contributory Pension Scheme (up to 10.5% company contribution)
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6 times salary ‘Life Assurance’ with pension
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25 days holiday (increasing with service) + statutory public holidays, plus opportunity to buy and sell up to 5 days (37hr)
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Company bonus scheme (discretionary)
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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
Work Culture
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37hr working week, although hours may vary depending on role, job requirement or site-specific arrangements.
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Early 1.30pm finish Friday, start your weekend early!
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Remote, hybrid and site based working opportunities, dependant on your needs and the requirements of the role.
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Up to 5 paid days volunteering each year.
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Flexible working culture focused on output, with more formal flexible working arrangements on request (assessed subject to role) - please highlight any requests to the Talent Acquisition team.
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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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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