Principal Software Engineer – Secure, Mission-Critical Systems

Prattwhitney; Kingswood; On-site; GBP 90,000 - 120,000; Full time

Benefits offered by this job

Contributory Pension Scheme (up to 10.

Life Assurance

Job summary

Raytheon UK is recruiting a Principal Software Engineer to join our onsite teams in Manchester and Gloucester. You will contribute to secure, mission-critical software across defence programmes, working in a cross-functional team with DevSecOps at scale and AI/ML capabilities.

Applicants should be eligible for SC/eDV clearance and capable of delivering alongside customers and suppliers using modern tech stacks in an Agile environment.

Qualifications

• Experience across JavaScript, TypeScript and Python in cross-functional teams.
• Hands-on REST API development and OpenAPI/Swagger familiarity.
• Experience with cloud services (AWS/Azure) and container platforms (Docker/Kubernetes).
• Knowledge of IaC tools (Terraform/Ansible) and modern databases (PostgreSQL).
• Familiarity with search tooling (Elasticsearch/OpenSearch) and testing frameworks.

Responsibilities

• Design and build software following industry best practices.
• Collaborate with stakeholders and other engineers.
• Contribute to milestones and continuous improvement.
• Guide technical direction within the team.

Skills

JavaScript frameworks

React

NextJS

TypeScript

Python

Java REST API

OpenAPI/Swagger

AWS

Azure

Docker

Kubernetes

OpenShift

Terraform

Ansible

PostgreSQL

Elasticsearch/OpenSearch

Unit testing

Mocha/Jest/Cypress

Agile

GitLab

Tools

OpenShift

Terraform

Ansible

Job description

Raytheon UK is recruiting a Principal Software Engineer to join our onsite teams in Manchester and Gloucester. You will contribute to secure, mission-critical software across defence programmes, working in a cross-functional team with DevSecOps at scale and AI/ML capabilities.

Applicants should be eligible for SC/eDV clearance and capable of delivering alongside customers and suppliers using modern tech stacks in an Agile environment.