Principal Software Engineer

Our client is a major defence and aerospace company.

Date Posted:

2026-06-24

Country:

United Kingdom

Location:

Manchester, Lancashire

Position Role Type:

Onsite

Our client have a full time, permanent opportunity for a Principal Software Engineer to join our team on our Manchester or Gloucester sites within a hybrid working pattern.

As Principal Software Engineer, you have the opportunity to focus on technical work or have a mixture of technical focus and people management focus - guiding and developing our more junior members of the team. Either way, you'll be a 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 hold SC and be eligible & willing to obtain 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

Required Skills and Experience

Full-stack experience across a selection of 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 / automation and use of testing frameworks (e.g. Mocha, Jest, Cypress)

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 pe...