Principal Software Engineer x 8

JR United Kingdom; Portsmouth; On-site; GBP 58,000 - 76,000; Full time

Job summary

A leading company is seeking 8 Principal Software Engineers to join their Sampson Radar Software team in Portsmouth. This is a strategic role involving maintaining and producing software design while leading projects within an inclusive and diverse workplace. Competitive salary, flexible work options, and a broad range of benefits are offered.

Benefits

Competitive pension scheme

Flexible discounted health benefits

Private health plans

Shopping discounts

Potential annual incentive

Qualifications

• Experience with high-level programming languages.
• Familiarity with software lifecycle models like Waterfall and Agile.
• Knowledge of ISO/IEC/IEE 12207 standards.

Responsibilities

• Maintain a set of software requirements from systems requirements.
• Produce and maintain software design.
• Act as Engineering technical lead for software solutions.

Skills

High-level programming language

UML

Software lifecycle knowledge

Configuration management

Model-based techniques

Education

BEng/BSc in Computer Science or relevant Engineering subject

Tools

Configuration management tool

Job description

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Principal Software Engineer x 8, Portsmouth

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Client:

BAE Systems

Location:

Portsmouth, United Kingdom

Job Category:

Other

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EU work permit required:

Yes

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Job Views:

2

Posted:

20.07.2025

Expiry Date:

03.09.2025

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Job Description:

Job Title: Principal Software Engineer – x8

Location: Isle of Wight – Cowes/Portsmouth – Broad Oak – We offer flexible working arrangements – Part time & accruing hours available. Please let us know if you would like to discuss these options

Salary: Up to £75,900 (dependent on skills and experience)

What you’ll be doing:

Derive and maintain a set of software requirements from a baseline set of systems requirements

Produce and maintain a software design to meet a set of software requirements

Undertake peer reviews or checking/verification of peers’ solutions across Maritime Services

Undertake technical reviews, verify and authorise software engineering designs

Act as an Engineering technical lead for a software solution at a sub-system level

Maintain a software solution to address reported defects and/or add new functionality

Support the development of individuals and teams to enhance skills and competencies

Produce or assist in the creation of software estimates for sub-systems

Your skills and experiences:

Good experience of using at least one high level programming language

Considerable experience of using a high-level design methodology – knowledge of UML

Strong experience of all aspects of the software lifecycle and good knowledge of software lifecycle models (e.g. Waterfall, Agile)

Have a BEng/BSc in Computer Science or other relevant Engineering or Numerate subject (technology, engineering or science related discipline)

Have good knowledge of appropriate software standards (e.g. ISO/IEC/IEE 12207)

Knowledge of Ada95

Have a CEng or equivalent level of capability or working towards CEng status

Have a comprehensive understanding of configuration management and experience of a configuration management tool

An understanding of model-based techniques is advantageous

As well as a competitive pension scheme, BAE Systems also offers share plans, an extensive range of flexible discounted health, wellbeing and lifestyle benefits, including a green car scheme, private health plans and shopping discounts – you may also be eligible for an annual incentive

The Sampson Radar Software team:

The Sampson Radar Software team is a 30 plus personnel group that provides support and capability upgrades to the Royal Navy and their products. This role will deliver software products to the customer as part of a team delivering enhancements over the next 10 years, as well as providing ongoing support to existing products. You will have the opportunity to develop and enhance your skills and knowledge, with the potential to lead into more senior positions within a global business

Why BAE Systems?

This is a place where you’ll be able to make a real difference. You’ll be part of an inclusive culture that values diversity of thought, rewards integrity, and merit, and where you’ll be empowered to fulfil your potential. We welcome people from all backgrounds and want to make sure that our recruitment processes are as inclusive as possible. If you have a disability or health condition (for example dyslexia, autism, an anxiety disorder etc.) that may affect your performance in certain assessment types, please speak to your recruiter about potential reasonable adjustments.

Please be aware that many roles at BAE Systems are subject to both security and export control restrictions. These restrictions mean that factors such as your nationality, any nationalities you may have previously held, and your place of birth can restrict the roles you are eligible to perform within the organisation. All applicants must as a minimum achieve Baseline Personnel Security Standard. Many roles also require higher levels of National Security Vetting where applicants must typically have 5 to 10 years of continuous residency in the UK depending on the vetting level required for the role, to allow for meaningful security vetting checks.

Closing Date: 8th August 2025

We reserve the right to close this vacancy early if we receive sufficient applications for the role. Therefore, if you are interested, please submit your application as early as possible.