Principal Software Engineer jobs in Hampshire

Job Description Principal Software Engineer Salary: Negotiableplus benefits, pension (7% contribution), 25 days holiday & life insurance We are looking for principal software engineers with diverse experience. We are a small but rapidly growing consultancy, owned highly experienced and recognised practitioners in UK defence consultancy. We are looking for candidates with a mix of technical...

You will work closely with subject matter experts and senior stakeholders on high-impact programmes spanning modelling and simulation, autonomy, geospatial systems, synthetic environments and digital twins.

You will remain deeply technical while setting direction, leading teams and acting as the technical authority across projects.

Principal Software Engineer Fully Remote | Permanent | Competitive Salary + Benefits Harrington Starr has partnered with a leading Global Payments Technology company who are seeking to hire a Principal Software Engineer to join their senior engineering leadership team. This is a rare opportunity to combine hands-on development with strategic influence, guiding architecture decisions and shaping...

Join OCI’s Edge Security team as a Principal Engineer to architect and deliver cloud-scale DDoS protection. You’ll lead design for high-performance detection and mitigation systems, drive automation and operational excellence, and set the technical direction for customer-facing DDoS capabilities across OCI’s global edge. This role requires deep expertise in Linux networking data path and...

You will steer the development of complex digital twins and autonomous systems, bridging the gap between mathematical theory and real-world engineering. Technical Authority: Lead the design of UE5 based simulations, Robotic systems, and Digital Twins. Team Leadership: Line-manage engineering staff and lead small, agile delivery teams.

Job Description Thomas Search are delighted to be partnering with a leading defence research & development organisation who is looking for a Principal Systems Engineering Team Leader in Hampshire. This is an exciting leadership opportunity to work across ground-breaking innovations and be part of a growing professional community. The Role As a Principal Systems Engineer you will lead a team of...

Are you an experienced Principal Firmware Engineer ready to take ownership of firmware strategy and delivery for cutting-edge laser and photonics systems? This is a senior, high-impact role where you'll lead firmware development for advanced embedded platforms supporting industries such as medical devices, life sciences, semiconductors, space, and quantum technologies. This opportunity offers...

C++ Software Engineer Portsdown West (PO17) Full-time Onsite - Salary £50,000 - £65,000 - 25 days annual leave inclusive of up to 3 days Christmas shut-down - Buy or sell up to 5 days annual leave - Annual Wellbeing allowance - Two pension schemes to choose from - Private Medical Insurance + discounts for additional family members - Life Assurance scheme up to 4 x salary - Share Save scheme -...

Principal RF Engineer The following information aims to provide potential candidates with a better understanding of the requirements for this role. Southampton (or alternatively Bristol) – 3 month duration – Pay rate £64.81 p/h Umbrella or £47.54 p/h PAYE (£54.45 p/h including holiday pay) We are recruiting for an Engineer with microwave engineering knowledge, who is familiar with working on...

You will lead mechanical services design, manage project delivery, and work closely with clients and multi-disciplinary teams to deliver high-quality, sustainable solutions. The role includes technical leadership, project oversight, and mentoring junior engineers. Key Responsibilities

Job Description When you join our Engineering Team at Telent, you'll be empowered to innovate and drive common solutions, working closely with technical experts who are proud of the impact their work makes. Come join a high-performing team doing complex and critical work. Help build and keep the nation's critical infrastructure connected and protected 24/7. Reporting into the Head of Focal...

Job Description Principal Configuration Engineer Southampton 3-Month Contract Paying up to £40p/h (Inside IR35) Please note - due to the nature of the work, you will need to hold or be eligible to obtain a high level of UK Security clearance - please only apply if suitable Key Responsibilities: - Develop and maintain Configuration and Data Management (CDM) and Product Lifecycle Management...

You will be anchored to the Ringwood office, working closely with a highly capable regional team while supporting major residential, commercial and mixed-use developments across the UK. Projects are client-led and national in nature, offering variety and technical challenge while maintaining a sensible hybrid working balance.

You will ideally have:

We have an exciting opportunity for a Senior/Principal EC&I Engineer to join their dynamic team. With a focus on delivering innovative solutions in the nuclear and defence sector, this role offers the chance to make a significant impact in a fast-paced environment as they continue to grow in stature through their successes! The role will initially be full time on site, moving to a hybrid working...

Job Title: Senior/Principal Systems Engineer Want to make an application Make sure your CV is up to date, then read the following job specs carefully before applying. Location: Southampton, Hampshire Salary: Upto £75,000 basic + benefits Our client is looking for a talented Senior/Principal System Engineer – Electronic Products with a strong background in the Electronic OEM sector to join their...

Job Description Principal Electrical Engineer - EC & I Are you ready to take the lead on some of the most challenging and rewarding engineering projects in the nuclear sector? I am looking for a Lead Electrical Engineer / EC&I Engineer to champion the delivery of complex machine design and build projects, guiding them from concept through to manufacture, testing and successful client...

Job Description Principal Software Engineer Salary: Negotiableplus benefits, pension (7% contribution), 25 days holiday & life insurance We are looking for principal software engineers with diverse experience. We are a small but rapidly growing consultancy, owned highly experienced and recognised practitioners in UK defence consultancy. We are looking for candidates with a mix of technical...

Join OCI’s Edge Security team as a Principal Engineer to architect and deliver cloud-scale DDoS protection. You’ll lead design for high-performance detection and mitigation systems, drive automation and operational excellence, and set the technical direction for customer-facing DDoS capabilities across OCI’s global edge. This role requires deep expertise in Linux networking data path and...

Principal Software Engineer Fully Remote | Permanent | Competitive Salary + Benefits Harrington Starr has partnered with a leading Global Payments Technology company who are seeking to hire a Principal Software Engineer to join their senior engineering leadership team. This is a rare opportunity to combine hands-on development with strategic influence, guiding architecture decisions and shaping...

You will report directly to the Senior Civil Engineer and your role xujxxms will be to provide superior quality Engineering Design services to allow t...