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Full time
Technology

Senior/Principal Software Engineer

RaytheonManchester, Greater Manchester🇬🇧United KingdomPosted 9 Aug 2026

Why This Role Stands Out

If you're a seasoned software engineer looking to make a significant impact on critical defense and intelligence programs, this hybrid leadership role at Raytheon offers unparalleled opportunities for professional growth and innovation. You'll thrive here if you're passionate about applying cutting-edge technologies like AI and ML within a collaborative, secure environment and are eager to contribute to mission-critical systems. Don't miss out on the chance to advance your career with a respected industry leader; apply today!

Quick Overview

Work Type
Hybrid
Schedule
Full Time
Level
Leader

Job Description

hackajob is collaborating with Raytheon to connect them with exceptional professionals for this role.

Raytheon UK have a full time, perm opportunity for a Principal Software Engineer to join our specialist teams working onsite at our Manchester and 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 programmes.

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.

We have opportunities for Software Engineers at every level within a team across our Manchester, Gloucester or London teams, so we will discuss the great opportunities for development or challenges we offer based off your professional profile.

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


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 across a variety of languages, e.g. JavaScript frameworks (React, NextJS), TypeScript, Python, 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

  • Use of code repositories (e.g. GitLab); familiarity with branching strategies, pull requests and merge processes

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 & Work Culture

Benefits:

  • Contributory Pension Scheme (up to 10.5% company contribution)

  • 6 times salary ‘Life Assurance’ with pension

  • 25 days holiday (increasing with service) + statutory public holidays, plus opportunity to buy and sell up to 5 days

  • Company bonus scheme (discretionary)

  • 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

  • Early 1.30pm finish Friday, start your weekend early!

  • Up to 5 paid days volunteering each year.

  • 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.

Skills

Docker
AWS
Machine Learning
Mocha
Agile
Ansible
Azure
Cypress
Java
JavaScript
Jest
Kubernetes
PostgreSQL
Python
REST
React
Terraform
TypeScript

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