Principal software engineer Work, Jobs in Westerleigh, Gls (with Salaries)

Principal Software Engineer
Raytheon —South Gloucestershire
- Full-time
- AWS
- Continuous improvement
- Software development
- Sick pay
2d
Associate Principal Embedded Software Engineer
Dyson —Malmesbury
- Engineering
- Laboratory experience
- English
- Employee assistance programme
- Employee discount
2d
Principal Software Architect
SPX —Bristol
- Hybrid work
- AI
- Communication skills
Quick apply
Principal Engineer - Civils and Structures
Arcadis —Bristol
- Civil engineering
- Engineering
- Master's degree
Principal Java Engineer - Backend Platform
Hawk-Eye Innovations (HEI) —Bristol
- £76,340 - £100,340 a year
- Full-time
- Hybrid work
- Mentoring
- Communication skills
- Annual leave
- Employee discount
Principal Product Security Engineer
Expleo —Bristol
- Hybrid work
- Master's degree
- Bachelor's degree
- Leadership
Principal Electrical Engineer
AtkinsRéalis —Bristol
- Full-time
- Hybrid work
- Engineering
- Business development
- Mentoring
Principal Systems Engineer (Tooling)
Siemens —Chippenham
- Full-time
- DevOps
- Annual leave
- Employee discount
13d
Civil Ports & Maritime Senior/Principal Engineer
Amentum —Bristol
- Full-time
- Hybrid work
- Civil engineering
- Mentoring
- Contracts
- Employee stock purchase plan
- Annual leave
Senior Lead Creative
AtkinsRéalis —Bristol
- Full-time
- Hybrid work
- Team management
- Leadership
Principal Quality Test Engineer (Hardware)
Rowden —Bristol
- £75,000 - £95,000 a year
- Full-time
- Hybrid work
- Quality control
Quick apply
DO-254 System / Hardware / Electronics Engineer
Stirling Dynamics —Bristol
- £60,000 - £72,500 a year
- Engineering
- Travel
- Leadership
Principal Architect (DV Security Clearance)
CGI —Chippenham
- Full-time
- Recruiting
- Training & development
Quick apply
Principal Infrastructure & IT Services Analyst
Babcock International —Bristol
- £44,600 - £55,800 a year
- Full-time
- Annual leave
9d
Senior DevOps Engineer
Leonardo UK Ltd —Bristol
- £59,400 - £84,955 a year
- Full-time
- Hybrid work
- DevOps
- Mentoring
- Scripting
- Flexible schedule
- Referral programme
Modelling and Simulation Engineer - Contractor
Stirling Dynamics —Bristol
- Organisational skills
- Time management
Principal Civil Water Engineer
AtkinsRéalis —Bristol
- Full-time
- Hybrid work
- Civil engineering
- Engineering
- Mentoring
Senior/Principal Hydraulic Modeller
AECOM —Bristol
- Full-time
- Hybrid work
- Doctoral degree
- Master's degree
- Bachelor's degree
Lead Digital Assurance Engineer
Babcock International —Bristol
- Full-time
- Hybrid work
- Engineering
- No degree
- AI
- Annual leave
- Employee assistance programme
Senior / Principal Civil 3D Modeller
AECOM —Bristol
- Full-time
- Hybrid work
- Civil engineering
- Engineering
- Master's degree

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Principal Software Engineer

Raytheon -
South Gloucestershire

Apply Now

Job details

Full-time
2 days ago

Benefits

Cycle to work scheme
Company pension
Paid volunteer time
Sick pay

Qualifications

Elasticsearch
Stakeholder collaboration
React
Ansible
Software deployment
Kubernetes orchestration
AWS
Docker
Continuous improvement
PostgreSQL
Terraform
REST
Software development
Agile
Multidisciplinary collaboration
Unit testing
TypeScript
GitLab
Infrastructure provisioning automation
Terraform provisioning

Full job description

Date Posted:

2026-08-06

Country:

United Kingdom

Location:

Gloucester, South Gloucestershire

Position Role Type:

Onsite

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.

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.

Joining our team means being part of an organisation that shapes the future of national security whilst investing in your growth and personal development. We provide a collaborative environment, abundant opportunities for professional development, and a profound sense of purpose in what we do. Together, we are not just advancing technology; we're building a community committed to safeguarding a safer and more connected world.

RTX
Raytheon UK is a landed company and part of the wider RTX organisation. Headquartered in Arlington, Virginia, USA, but with over 180,000 employees globally across every continent, RTX provides advanced systems and services for commercial, military and government customers worldwide and comprises three industry-leading businesses – Collins Aerospace Systems, Pratt & Whitney, and Raytheon.

Supporting over 35,000 jobs across 13 UK sites, RTX is helping to drive prosperity. Each year our work contributes over £2.7bn to the UK economy and offers a wealth of opportunities to 4,000 suppliers across England, Scotland, Wales and Northern Ireland. We’re investing in all corners of the country, supporting 29,040 jobs in England, 3,040 in Northern Ireland, 1,900 in Scotland and 1,600 in Wales.

#LI-JR1

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.

Privacy Policy and Terms:

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Refine Your Search

principal software engineer jobs in westerleigh, gls

Principal Software Engineer

Associate Principal Embedded Software Engineer

Principal Software Architect

Principal Engineer - Civils and Structures

Principal Java Engineer - Backend Platform

Principal Product Security Engineer

Principal Electrical Engineer

Principal Systems Engineer (Tooling)

Civil Ports & Maritime Senior/Principal Engineer

Senior Lead Creative

Principal Quality Test Engineer (Hardware)

DO-254 System / Hardware / Electronics Engineer

Principal Architect (DV Security Clearance)

Principal Infrastructure & IT Services Analyst

Senior DevOps Engineer

Modelling and Simulation Engineer - Contractor

Principal Civil Water Engineer

Senior/Principal Hydraulic Modeller

Lead Digital Assurance Engineer

Senior / Principal Civil 3D Modeller

I want to receive the latest job alerts for principal software engineer in westerleigh, gls

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