Principal Software Engineer jobs in Southampton

Principal Software Engineer .NET £90,000-£110,000 Remote (UK) Do you thrive on building scalable solutions that power commerce worldwide? We're partnering with a rapidly expanding global payment platform fresh off a transformative acquisition. They're engineering a robust, merchant-centric ecosystem built on quality, resilience, and scale - and they need exceptional .NET Software Engineers to...

Principal Software Engineer Fully Remote | Permanent | £85,000 - £115,000 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 the...

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...

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...

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 a vital part of this evolution, contributing your expertise to our strategy and helping us redefine what services we offer our clients.

You will ensure buildings are designed to minimise fire risks, through contributing to the development of fire strategy reports, calculations and fire risk assessments.

7 month contract (initially) Up to £55.56 per hour umbrella (Inside IR35) Hybrid working (up to 4 days per week on site where required in either Basildon, Bristol or Southampton as preferred) Job Role: The successful candidate will be responsible for conducting Stress Analysis, communicating the results and advising on all aspects of Structural Engineering activities. The role will involve...

TieTalent, Southampton, England, United Kingdom Overview TieTalent, Southampton, England, United Kingdom. Due to continued success and new Framework awards, we are looking to strengthen our Engineering Team with the appointment of a Principal EICA Engineer based in our Southampton office, with hybrid working available. Responsibilities - Working as part of a multi-disciplined team of...

Job Description 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...

Principal Mechanical Engineer - Water Sector All the relevant skills, qualifications and experience that a successful applicant will need are listed in the following description. Locations: Southampton, Brighton or Kingshill Hybrid: 2-3 days per week in the office Salary: £70-75k With major AMP8 investment and strong regional growth, Advance TRS are working with a leading consultancy who are...

Job Description Job Title: Principal Design Engineer Mechanical Location: Portsmouth Naval Base. We offer a range of hybrid and flexible working arrangements – please speak to your recruiter about the options for this particular role Salary: Up to £54, 000 depending on skills and experience + bonus What you’ll be doing: Participating fully in Design Reviews either presenting information to the...

Job Description Senior / Principal FPGA Engineer Edinburgh, Luton, Bristol, Southampton (Hybrid, 2 days from home)circa £88 per hour + overtimeContract position Virtual interviewMon–FriCertain Advantage is collaborating with a key client to recruit Senior / Principal FPGA Engineers who will be responsible for the design and development of FPGA designs using VHDL and verifying designs using VHDL...

Principal Engineer - Active SC, 4GLUp to £640 per day (Inside IR35)London / Remote12 Months My client is an instantly recognisable consultancy who require a Principal Engineer with Active NPPV3 and Active Security Clearance (SC), to help lead a business critical project for an end client.Key Requirements:Proven experience as a Principal EngineerActive NPPV3 and Active Security Clearance...

Principal Mechanical Engineer - Water Sector Locations: Southampton, Brighton or Kingshill Hybrid: 2-3 days per week in the office Salary: £70-75k With major AMP8 investment and strong regional growth, Advance TRS are working with a leading consultancy who are expanding their engineering team. They are seeking a Principal Mechanical Engineer to step into a regional lead role-combining technical...

Job Description 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...

You will be instrumental in growing the electrical design capability within an engineering consultancy that champions innovative, low-carbon building services. This is an opportunity to shape electrical strategy, influence design outcomes and mentor the next generation of engineers while working across exciting and varied projects.

You will lead and deliver electrical engineering work for nuclear projects and related infrastructure, providing technical excellence in a collaborative, forward‐thinking environment.

You will support in reverse engineering and deep understanding of vulnerabilities, including impact analysis and automation.

You must relish the challenge of findings critical vulnerabilities in complex software binaries through automation and manual practices. Creativity is highly valued; being able to find novel vulnerabilities is essential in this role.

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