26 to 50 of 85 Principal Software Engineer Jobs in the UK

Energy Trading - Principal Software Engineer London About Indicium AI Indicium AI is trusted by the world's leading enterprises to deliver AI into production at scale. We are a global AI-native consultancy with proven experience across Financial Services, Energy & Utilities, Healthcare & Life Sciences, Retail … partners - including Anthropic, Databricks, AWS, OpenAI, and Microsoft - to deliver modern AI with speed and measurable impact. Overview Indicium AI are seeking an exceptional Principal Software Engineer to lead delivery of exciting engagements within our Energy & Commodities Trading sector. This role demands a unique combination of hands ...

Principal Software Engineer - TypeScript, JavaScript, Angular, Linux, IoT, K8 Southampton (Onsite) £75,000 + generous pension & benefits Are you a Principal Engineer who thrives on solving real-world problems with cutting-edge technology? This is an opportunity to join a talented engineering team building advanced … real-time software systems used in safety-critical environments worldwide. You'll be working at the intersection of enterprise software, IoT, and data-driven decision-making; developing solutions that genuinely make a difference. Why this role is exciting This isn't just another enterprise software role. ...

looking for a fantastic Principal Software Engineer opportunity in High Wycombe? If so, my client is currently recruiting for a Principal Software Engineer to join their R&D site in High Wycombe, Buckinghamshire My client design and manufacture a range of products and systems … focusing on Instrumentation, but you do need a strong background in embedded software and architecture click apply for full job details ...

Principal Embedded Software Engineer Bristol (Hybrid) Salary: Up to £80,000 Im currently recruiting on behalf of a highly innovative technology business working at the forefront of embedded safety-critical systems . This is an excellent opportunity for an experienced Senior Principal Embedded Software Engineer to lead the development of cutting-edge real-time software used in complex regulatedenvironm click apply for full job details ...

Principal Embedded Software Engineer If you are considering sending an application, make sure to hit the apply button below after reading through the entire description. Bristol (Hybrid) Salary: Up to £80,000 Im currently recruiting on behalf of a highly innovative technology business working at the forefront … embedded safety-critical systems. This is an excellent opportunity for an experienced Senior Principal Embedded Software Engineer to lead the development of cutting-edge xxuwjjq real-time software used in complex regulatedenvironm Please click on the apply button to read the full 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 ...

Principal Software Engineer Salary: Negotiable plus 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 click apply ...

Principal Full Stack Software Engineer Location: Hybrid - 1-2 days a week Salary: £110-130k + 10% Bonus Type: Permanent No Sponsorship Available Overview: We are seeking a Principal Full Stack Software Engineer to lead the design, development, and delivery of scalable, high … This is a senior, hands-on leadership role where you will shape technical direction, influence engineering standards, and drive best practice across the full software development lifecycle. You will work closely with product, architecture, and leadership teams to deliver robust, user-centric solutions while mentoring engineers and fostering ...

Principal Full Stack Software Engineer Location: Hybrid - 1-2 days a week Salary: £(Apply online only)k + 10% Bonus Type: Permanent No Sponsorship Available Overview: We are seeking a Principal Full Stack Software Engineer to lead the design, development, and delivery of scalable … This is a senior, hands-on leadership role where you will shape technical direction, influence engineering standards, and drive best practice across the full software development lifecycle. You will work closely with product, architecture, and leadership teams to deliver robust, user-centric solutions while mentoring engineers and fostering ...

Principal Embedded Software Engineer Winfrith, Dorset (hybrid working, 3 days per week onsite) – Permanent vacancy We are looking for a Principal Embedded Software Engineer to work for our maritime defence client TKMS Atlas across a range of new projects, such as underwater vehicle control … systems and sonar equipment. You will be hired as an experienced engineer to play a senior technical hands-on role in the team, with the potential to take on team leadership responsibility should you wish to. This role combines hands-on expertise with the potential for strategic leadership, establishing ...

Principal Full Stack Software Engineer Location: Hybrid - 1-2 days a week Salary: £110-130k + 10% Bonus Type: Permanent No Sponsorship Available Overview: We are seeking a Principal Full Stack Software Engineer to lead the design, development, and delivery of scalable, high ...

Principal Embedded Software Engineer Location: Fareham, Hampshire (Hybrid working available) Salary: £70,000 - £80,000 Job Type: Full-time, Permanent Visa Sponsorship Available An advanced technology company based in Fareham, Hampshire is looking to recruit a Principal Embedded Software Engineer to join its growing ...

Principal Software Engineer - Level 6 Site: Southampton Rate: £66.67 P/H Umbrella Overview An opportunity for an experienced Embedded Software Engineer to contribute to the development of next-generation airborne communication systems within the defence sector. The role focuses on low-level (“bare metal … software development for real-time, safety-critical environments. Key Responsibilities Design, develop, and implement embedded software solutions for real-time and safety-critical systems Write efficient, reliable code for low-level (bare metal) applications Contribute to the full software development lifecycle, including design, coding, and testing Collaborate ...

Title: Principal Embedded Software Engineer Location: Bradford Salary: Up to £75k (depending on experience) We’re partnering with an established technology engineering organisation seeking a Principal Embedded Software Engineer to lead software architecture, technical delivery, and development strategy across advanced embedded systems. This … senior, hands-on role combining system architecture, embedded software development, and project ownership. You will guide technical direction and ensure high-quality delivery across the full software lifecycle. A key aspect of this position is applying electrical power systems knowledge and protection function theory within embedded control ...

Title: Principal Embedded Software Engineer Location: North West & Yorkshire Offices Salary: Up to £75k (depending on experience) We re partnering with an established technology engineering organisation seeking a Principal Embedded Software Engineer to lead software architecture, technical delivery, and development strategy across advanced … embedded systems. This is a senior, hands-on role combining system architecture, embedded software development, and project ownership. A key aspect of this position is applying electrical power systems knowledge and protection function theory within embedded control environments. If you re a senior embedded engineer looking to influence ...

Title: Principal Embedded Software Engineer Location: North West & Yorkshire Offices Salary: Up to £75k (depending on experience) We’re partnering with an established technology engineering organisation seeking a Principal Embedded Software Engineer to lead software architecture, technical delivery, and development strategy across advanced … embedded systems. This is a senior, hands-on role combining system architecture, embedded software development, and project ownership. A key aspect of this position is applying electrical power systems knowledge and protection function theory within embedded control environments. If you’re a senior embedded engineer looking to influence ...

Principal Software Engineer - Level 6 Site: Southampton Rate: £66.67 P/H Umbrella Overview An opportunity for an experienced Embedded Software Engineer to contribute to the development of next-generation airborne communication systems within the defence sector click apply for full job details ...

Great opportunity for a Principal Software Engineer to work for a retail company near Manchester at the beginning of a digital transformation. You'd report to the Head of Engineering and would work as part of a team of Principal Software Engineers responsible for collaborating ...

Principal Engineer – Scalable SaaS/Data Platforms Location: UK remote (optional office presence - South West) The Brief We are supporting a fast-growing technology organisation in the search for a Principal Engineer to help scale a complex, globally deployed SaaS platform. This is a senior individual … scaling platform capability - supporting increased data volumes, users, and integrations while maintaining reliability and speed. The Candidate We are looking for an experienced engineer with deep technical expertise and a track record of operating at scale: Strong background in software engineering and system design Experience building and scaling ...

Principal Engineer – Post-Purchase & Fulfilment | London (Hybrid) | Up to £155,000 Principal Engineer's! Own the end-to-end architecture of how a physical product moves from factory floor to customer doorstep. Design led consumer brand with over 30 million customers worldwide. This is a rare ...

Principal Engineer Post-Purchase & Fulfilment | London (Hybrid) | Up to £155,000 Principal Engineer's! Own the end-to-end architecture of how a physical product moves from factory floor to customer doorstep. Design led consumer brand with over 30 million customers worldwide. This is a rare ...

Principal Embedded Software EngineerBristol (Hybrid)Salary: Up to £80,000 Im currently recruiting on behalf of a highly innovative technology business working at the forefront of embedded safety-critical systems. This is an excellent opportunity for an experienced Senior Principal Embedded Software Engineer to lead … development of cutting-edge real-time software xkybehq used in complex regulatedenvironm Do you have the skills to fill this role Read the complete details below, and make your application today. Please click on the apply button to read the full job description ...

Principal Engineer (.NET) - £90k + bonus | Consultancy | Leeds/hybrid In an AI-driven world, the consultants who’ll thrive aren’t just technical experts. They’re the people who can influence, identify opportunities and turn conversations into long-term partnerships. We’re looking for a Principal Engineer/Consultant who wants to play a bigger role in shaping solutions, driving AI innovation and building trusted client relationships. About the business 🚀 Join a consultancy with 10+ years in the market that has built a strong reputation within AI, Machine Learning and Tech4Good. ...

Principal Robotics/C++ Software Engineer London (Hybrid) Define how a complex, real‐world system scales — technically and organisationally. At sees.ai, we’ve built a system that enables unmanned aerial systems to carry out inspections of critical national infrastructure, making these missions repeatable, scalable, and commercially viable … entering the next phase: scaling that system into a robust, production platform and building the engineering organisation around it. We’re looking for a Principal Robotics/C++ Software Engineer to lead that transition. The Role This role goes beyond a typical senior engineering position. ...

Principal Engineer | Linux Drivers | Cambridge Telecoms The Oho Group have partnered with a global telecommunications firm looking for an experienced Embedded Software Engineer to lead low-level device driver software development. This role offers unique ownership of advanced, mission-critical communication systems. What … Develop and maintain low-level embedded software components Support integration, debugging, and issue resolution Contribute to technical reviews and project planning Work alongside hardware, testing, audio and RF teams at the forefront of mission-critical communications systems Competitive salary, with great benefits and work-life balance What ...