1 to 25 of 55 Principal Software Engineer Jobs in the UK

Principal Software Engineer – C++ Salary - £65K-£85K negotiable depending on experience plus competitive benefits package including pension, 25 days holiday and life assurance. Location – Portsmouth, Hants, Hybrid Our client is a rapidly growing software and data science consultancy firm, renowned for their reputation and keen ability … understand and meet customer requirements effectively. Their team is dedicated to delivering high-quality, end-to-end software and data science services. This role offers the opportunity to work with these teams to operate across multiple sectors, including defence, energy, transport, and health, and contribute to the development ...

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. Main requirements for the Principal Software Engineer job will be: - You will be responsible for the software architecture for their products/systems. - You will have a strong Agile/ ...

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. … looking for candidates with a mix of technical expertise and interpersonal skills, able to work independently and in small teams. The Role: As a Principal Software Engineer, you will play a major role in leading and developing software engineering in the Software Modelling and Simulation ...

Principal Software Engineer We are seeking an experienced Principal Software Engineer to lead the development of advanced scientific instrumentation within a multidisciplinary R&D environment. This is a hands-on technical leadership role requiring deep expertise in software architecture, embedded systems … robust, production-ready systems spanning firmware, hardware integration, and high-level applications. Key Responsibilities Lead architecture across embedded firmware (C/C++) and application software (C#/.NET). Provide technical leadership and mentorship to Software, Firmware, and Electronics Engineers. Develop physics-based algorithms for signal processing, instrument ...

Title: Principal Software Engineer - Python Department: Procode IT Location: Hybrid commutable distance of our Head Office in Chandlers Ford. Salary: Circa £65k+ Up to 15 %Bonus Sponsorship: Unfortunately, we are unable to offer sponsorship for this role Ifyou're a Principal Software Engineer … might be the role for you ! Step into a role where your technical vision truly shapes the future! About us We are a dynamic software company . E stablished in 2006, with a vision of help ing the energy and utilities sector s improve customer experience and lower their ...

Principal Embedded Software Engineer | £80-85k | Cambridge An exciting medium-sized consultancy is looking for an experienced software engineer to join their driven & motivated team. Youll report directly to the Head of Engineering and have a significant degree of authority over the architecture … each project. This is a fantastic opportunity for a software engineer with previous consultancy experience who wants to join a team where they can have a real impact every day and lead a team of multidisciplinary engineers, without the line management side of things. A lot of their ...

Principal Software Engineer Hours: 40h p/w Location: Remote Salary:60k-70k Build the platforms that power better travel money At eurochange , we're transforming foreign exchange — making it better, simpler and more convenient for millions of customers. Technology is at the heart of that journey … looking for a Principal Software Engineer to help shape the platforms that drive our digital future. This is a senior, hands-on technical leadership role where you'll influence architecture, guide engineering standards, and deliver enterprise-grade solutions that scale with our ambitions. What ...

Principal Software Engineer Locations: Lisburn, County Antrim Salary: Up to £95,000 About the Role Join a leading technology company delivering award-winning solutions that help retailers and building owners optimise energy use, automate operations, and reduce environmental impact. Their platform leverages IoT, telemetry … provide predictive insights across multiple sites worldwide. As a Principal Software Engineer, you will lead the design and development of high-quality, scalable software solutions that directly impact operational efficiency and system reliability for major clients. What You’ll Be Doing Lead the design, development ...

Manufacturing Futures seek to appoint a Principal Embedded Software Engineer working predominantly in embedded C. It's a really exciting time to join a market leader in a rapidly growing industry with an ever growing customer base. You will take the lead on your own projects … part of an inter-disciplinary engineering team, regularly liaising with mechanical, electronics and electrical engineers. This Principal Embedded Software Engineer role is a hands-on design position developing embedded software but it would be beneficial if you had previous experience supervising a team. Career progression ...

Principal Software Engineer Edinburgh An innovative and well-established med tech company are seeking a proven technical leader to join its R&D team basedin central Edinburgh as a Principal Software Engineer. This is a unique opportunity to play a key role in the development … remain hands on and ship code whilst making key architectural decisions, driving the roadmap, and contributing to building a high performing dev culture ...the Principal role is ideal. You will be part of a cutting-edge company at the forefront of healthcare technology. Contribute to a high-performance culture ...

Principal Software Engineer London - 4 days onsite £110k - £140k + Benefits We're hiring for one of the UK's fastest growing fintech scaleups, where reliability is a competitive advantage not a luxury. As a Principal Software Engineer you will be providing deep technical … leadership alongside being extremely hands on as part of a platform team. Principal Engineers will set technical directions, drive engineering standards and strategy while remaining deeply embedded in implementation and operational excellence. Responsibilities: Architect and implement highly available, multi-region infrastructure services Define resilience patterns across services (failover, circuit ...

Principal Software Engineer – AI & Innovation Recruiting a Principal Software Engineer with a proven track record of delivering innovative, AI driven solutions and the curiosity to explore beyond traditional technology boundaries. Within the newly createdAI & Innovation team, you will shape the future of the organisation … create something new. Key Responsibilities Build innovative MVPs to validate ideas and accelerate learning Lead the design and implementation of scalable, high-performance software systems Collaborate closely with Product, Design, QA, and Engineering teams Evaluate, experiment and recommend new technologies, frameworks and tools Mentor and coach engineers to create ...

Principal Software Engineer – AI & Innovation Recruiting a Principal Software Engineer with a proven track record of delivering innovative, AI driven solutions and the curiosity to explore beyond traditional technology boundaries. Within the newly createdAI & Innovation team, you will shape the future of the organisation … create something new. Key Responsibilities Build innovative MVPs to validate ideas and accelerate learning Lead the design and implementation of scalable, high-performance software systems Collaborate closely with Product, Design, QA, and Engineering teams Evaluate, experiment and recommend new technologies, frameworks and tools Mentor and coach engineers to create ...

Principal Software Engineer/Senior Software Engineer/Backend/Developer/Development/C#/C#.NET/.NET Core/Azure/Cloud/CI/CD pipelines/Terraform/GitHub/Hybrid Warwickshire/Remote/£550 650 per day Inside IR35. … leading clients is looking to recruit a Principal Software Engineer. Location Hybrid Warwickshire/Remote (couple of days per month in the office) Duration 6 months Day Rate £550 650 per day Inside IR35 You will be designing, building, and managing cutting-edge cloud based software platforms. ...

Principal Software Engineer - AI & Innovation Recruiting a Principal Software Engineer with a proven track record of delivering innovative, AI driven solutions and the curiosity to explore beyond traditional technology boundaries. Within the newly createdAI & Innovation team, you will shape the future of the organisation ...

Principal Software Engineer – AI & Innovation Recruiting a Principal Software Engineer with a proven track record of delivering innovative, AI driven solutions and the curiosity to explore beyond traditional technology boundaries. Within the newly createdAI & Innovation team, you will shape the future of the organisation ...

Principal Embedded Software Engineer/Embedded Software Manager Salary: Up to £100,000 + Bonus + 7.5% Pension + Free Daily Lunch Location: Maidstone (Full-time Onsite) Sector: Advanced Electronic Systems/Real-Time Imaging Technology A highly innovative engineering company developing complex embedded electronic systems … used in precision imaging and high-performance data environments is seeking a Principal Embedded Software Engineer/Embedded Software Manager to join their growing R&D team. This is a hands-on technical leadership role where you will work close to the hardware, leading embedded software ...

Title: Principal Software Engineer - Python Department: Procode IT Location: Hybrid commutable distance of our Head Office in Chandlers Ford. Salary: Circa £65k+ Up to 15 %Bonus Sponsorship: Unfortunately, we are unable to offer sponsorship for this role Ifyou're a Principal Software Engineer ...

Description Principal Software Engineer Hours: 40h p/wLocation: Remote Salary:60k-70k Build the platforms that power better travel money At eurochange, we're transforming foreign exchange — making it better, simpler and more convenient for millions of customers. Technology is at the heart of that journey … looking for a Principal Software Engineer to help shape the platforms that drive our digital ... ZIPC1_UKTJ ...

Description Are you 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 … products and systems focusing on Instrumentation, but you do need a strong background in embedded xkybehq software and architecture. Main requireme Check out the role overview below If you are confident you have got the right skills and experience, apply today. Please click on the apply button to read ...

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 Edinburgh An innovative and well-established med tech company are seeking a proven technical leader to join its R&D team basedin central Edinburgh as a Principal Software Engineer. This is a unique opportunity to play a key role in the development ...

Principal Software Engineer (£130,000 - £155,000 + bonus) About the Company: A publicly-traded fintech (NYSE-listed) operating one of the world's most-visited platforms for finance news and data, serving millions of users globally. The engineering team is responsible for infrastructure that handles high … decisions that directly impact system performance and user experience. Requirements: 8+ years backend development experience with demonstrated technical leadership as Lead/Staff/Principal Engineer Deep expertise building and operating large-scale distributed systems in production Polyglot engineering background; strong proficiency in Node.js or Golang preferred Hands ...

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 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 xkybehq engineer to play a senior technical hands-on r Apply fast, check the full description by scrolling below to find out the full requirements for this role. Please click on the apply button to read the full ...