PrincipalEngineer/Staff Engineer - PrincipalSoftwareEngineer (Full Stack Engineer) £180k + Share/Equity Scheme (EMI) We are looking for a PrincipalSoftwareEngineer/Staff SoftwareEngineer to join a FinTech company at the Scale … Up phase of their journey. (£200m+ Investment Series Funding) They're looking for an engineer that has experience working across several tech stacks including TypeScript, Java, Node, React, AWS, Python, Go. You do not need experience in all of these but must be able to showcase ability to lead … are best fit for purpose. 💷 £150k-£180k basic 🏡 Hybrid Working 🚀 Share/Equity Scheme (EMI) 🏝️ 25 days + 8 PH 💰 Bonus Scheme As a PrincipalEngineer/Staff Engineer you will work closely with the CTO and lead a team of Software Engineers & Full Stack Developers More ❯
london, south east england, united kingdom Hybrid / WFH Options
Oliver Bernard
PrincipalEngineer/Staff Engineer - PrincipalSoftwareEngineer (Full Stack Engineer) £180k + Share/Equity Scheme (EMI) We are looking for a PrincipalSoftwareEngineer/Staff SoftwareEngineer to join a FinTech company at the Scale … Up phase of their journey. (£200m+ Investment Series Funding) They're looking for an engineer that has experience working across several tech stacks including TypeScript, Java, Node, React, AWS, Python, Go. You do not need experience in all of these but must be able to showcase ability to lead … are best fit for purpose. 💷 £150k-£180k basic 🏡 Hybrid Working 🚀 Share/Equity Scheme (EMI) 🏝️ 25 days + 8 PH 💰 Bonus Scheme As a PrincipalEngineer/Staff Engineer you will work closely with the CTO and lead a team of Software Engineers & Full Stack Developers More ❯
Surrey, England, United Kingdom Hybrid / WFH Options
GTS Group Ltd
We’re Hiring: PrincipalSoftwareEngineer – Satellite Systems Location: Surrey-based (Hybrid) Sector: Satellite Communications | Embedded Systems | Space-tech GTS Space is partnering with a leading company in the space-tech sector, which is on the lookout for a Principal Embedded SoftwareEngineer Our … successful space missions across the solar system, with clients like NASA and ESA. With teams on three continents, they’re looking for a PrincipalSoftwareEngineer to join them in their Surrey office. This is a rare chance to work on mission-critical software for cutting … edge satellite communications and onboard processing systems. 💡 Your Mission: As PrincipalSoftwareEngineer, you'll: Lead the design and optimization of software for advanced satellite communication systems Define architecture and drive the development of embedded, real-time solutions Collaborate closely with systems engineers to integrate hardware More ❯
Plymouth, Devon, United Kingdom Hybrid / WFH Options
Stefanini, Inc
Join us to co-create solutions for a better future! Job Details SoftwareEngineerPrincipalSoftwareEngineer Plymouth, MN Posted: 4/1/2025 Job ID#: 60084 Job Category: SoftwareEngineer Position Type: Contract Duration: Long Term Stefanini Group is hiring! Stefanini … is looking for PrincipalSoftwareEngineer for Plymouth, MN location (Hybrid work). For quick Apply, please reach out to Vipul Bhardwaj- call: -8630/email: Open for W2 candidates only! Join as a PrincipalSoftwareEngineer - Embedded Systems and make a real difference … boundaries of what's possible. As a key member of our R&D team, you'll be responsible for developing and maintaining the embedded software architecture and design for our lifesaving CRRT devices. You'll work collaboratively with cross-functional teams to create the best solutions possible, and mentor More ❯
Royal Leamington Spa, Warwickshire, United Kingdom
Marcus Webb Associates Limited
Principal Motor Control SoftwareEngineer Warwickshire, UK £60-75k + bonus + benefits This is a fantastic opportunity for a control softwareengineer with extensive experience of motor control. The role will involve software development and technical leadership to develop electrified powertrain systems … for a broad variety e-mobility application. Based in Leamington Spa. Required : Principal control softwareengineer Experience of developing motor control algorithms for electrified vehicle powertrain systems Excellent proven capabilities in either embedded software (C coding) or model based software development (Matlab, Simulink, etc) Experience … of requirement capture and developing software architecture Good technical leadership, strong communication skills and customer facing experience Proven experience of developing motor control software for vehicle-based platforms within various mobility sectors (e.g. automotive, rail, aerospace, off-highway, military vehicles, etc) In this role you will be involved More ❯
PrincipalSoftwareEngineer (90,000 + Equity) A new position as a PrincipalSoftwareEngineer is now available at an innovative company specializing in AI-driven 3D analytics, headquartered in London. The company leverages cutting-edge 3D AI to automate construction progress, quality monitoring … and integrations Oversee cloud deployment and performance optimization Define and track development and product KPIs Coach junior engineers and support team growth The Ideal PrincipalSoftwareEngineer Will Have: Experience building maintainable, high-quality enterprise/B2B software Experience managing full-cycle software projects Proficiency … or Enterprise SaaS Knowledge of 2D/3D vision, big data, Terraform, or Infrastructure as Code If you're interested in the position of PrincipalSoftwareEngineer, please apply or contact Michael Burns-Peake. More ❯
PrincipalSoftwareEngineer (90,000 + Equity) A new position as a PrincipalSoftwareEngineer is now available at an innovative company specializing in AI-driven 3D analytics, headquartered in London. The company leverages cutting-edge 3D AI to automate construction progress, quality monitoring … and integrations Oversee cloud deployment and performance optimization Define and track development and product KPIs Coach junior engineers and support team growth The Ideal PrincipalSoftwareEngineer Will Have: Experience building maintainable, high-quality enterprise/B2B software Experience managing full-cycle software projects Proficiency … or Enterprise SaaS Knowledge of 2D/3D vision, big data, Terraform, or Infrastructure as Code If you're interested in the position of PrincipalSoftwareEngineer, please apply or contact Michael Burns-Peake. More ❯
Cambridge, Cambridgeshire, United Kingdom Hybrid / WFH Options
Cadence Design Systems
Sr PrincipalSoftwareEngineer page is loaded Sr PrincipalSoftwareEngineer Apply locations: CAMBRIDGE Time type: Full time Posted on: Posted Yesterday Job requisition id: R49763 At Cadence, we hire and develop leaders and innovators who want to make an impact on the world … of technology. Cadence is a pivotal leader in electronic design, building upon more than 30 years of computational software expertise. The company applies its underlying Intelligent System Design strategy to deliver software, hardware and IP that turn design concepts into reality. Cadence customers are the world's most … to boards to systems for the most dynamic market applications including consumer, hyperscale computing, 5G communications, automotive, aerospace industrial and health. Job Title: Sr PrincipalSoftwareEngineer Location: Cambridge, United Kingdom OR Cork, Ireland Reports to: Software Engineering Group Director Job Overview: We are seeking a More ❯
reigate, south east england, united kingdom Hybrid / WFH Options
Client Server
Principal Backend SoftwareEngineer/Developer (C# .Net Core Azure) Reigate/WFH to £95k Are you a backend focussed .Net technologist looking for an opportunity to work on cutting edge SaaS technology? You could be progressing your career in a senior hands-on role at a … global InsurTech. As a Principal Backend SoftwareEngineer you will take a lead role in the team responsible for their flagship SaaS insurance platform that handles 4 billion requests per month. The work is challenging and complex, you'll focus on delivering the evolution of backend services … of leading technical projects and promoting best practices You have excellent written and verbal communication skills What's in it for you: As a Principal Backend SoftwareEngineer/Developer you will earn a competitive salary package including: Salary to £95k Bonus (c20%) 25 days holiday (and More ❯
PrincipalSoftwareEngineer (TypeScript) Salary: £120,000 - £140,000 plus equity Location: 3 days p/week in London PrincipalEngineer - would you like the opportunity to work for a start-up who recently raised series A funding? You will be joining a technology team … a passion for innovation, collaboration, and providing the best service to their customers as well as embracing new ideas, technologies and approaches. As a PrincipalEngineer, you will be joining the organisation at one of the most exciting times. You will be working alongside a team of experienced … fast-paced start-up. Focus on building highly reliable and well architected products. Computer Science degree would be a bonus. If you're a PrincipalEngineer, looking to work for one of the fastest growing start-ups, please apply. More ❯
PrincipalSoftwareEngineer (TypeScript) Salary: £120,000 - £140,000 plus equity Location: 3 days p/week in London PrincipalEngineer - would you like the opportunity to work for a start-up who recently raised series A funding? You will be joining a technology team … a passion for innovation, collaboration, and providing the best service to their customers as well as embracing new ideas, technologies and approaches. As a PrincipalEngineer, you will be joining the organisation at one of the most exciting times. You will be working alongside a team of experienced … fast-paced start-up. Focus on building highly reliable and well architected products. Computer Science degree would be a bonus. If you're a PrincipalEngineer, looking to work for one of the fastest growing start-ups, please apply. More ❯
PrincipalSoftwareEngineer, Device Management Systems The Amazon Device Management Systems (ADMS) organization in Chennai is specialized in building foundational solutions that cater to a number of critical customer experiences including device-authentication, device-registration, device profiles and account-linking. These solutions cater to all Amazon first … connect to the Amazon cloud on behalf of customer scenarios that originate through these devices. The organization is looking for an experienced and talented PrincipalEngineer that has experience and passion in building large-scale cloud-based web service solutions and has a penchant for building cloud solutions … a broader set of use-cases while maintaining the simplicity of the solution. As we venture into expanding the supported use-cases, the talented PrincipalEngineer would also get to learn and contribute through newer technologies in the Device Authentication (like Remote Key Provisioning) and Device Registration (like More ❯
St. Neots, Cambridgeshire, United Kingdom Hybrid / WFH Options
Pico Technology Limited
PrincipalSoftware Development Engineer (C++) St. Neots, Cambridge, UK Software Engineering Full Time - Permanent Key information Full time - 40 hours a week St Neots, Cambridgeshire - hybrid working optional (2-3 days a week in the office) Your role As a PrincipalSoftware Development Engineer, you will work within a multi-disciplinary team, embracing agile methodologies while mentoring Engineers. You'll create high-quality software solutions that meet the needs of our internal and external customers, always delivered on time and to an exceptional standard. This role allows you to dive into resolving … the opportunity to lead key projects, contribute to feature design, and help shape the architectural direction of our products. Main Areas of Responsibility: The PrincipalSoftware Development Engineer will work to design and refine required features, proposing alternative solutions to improve both customer and developer experience. They More ❯
Cambridge, Cambridgeshire, United Kingdom Hybrid / WFH Options
Pico Technology Limited
PrincipalSoftware Development Engineer (C++) St. Neots, Cambridge, UK Software Engineering Full Time - Permanent Key information Full time - 40 hours a week St Neots, Cambridgeshire - hybrid working optional (2-3 days a week in the office) Your role As a PrincipalSoftware Development Engineer, you will work within a multi-disciplinary team, embracing agile methodologies while mentoring Engineers. You'll create high-quality software solutions that meet the needs of our internal and external customers, always delivered on time and to an exceptional standard. This role allows you to dive into resolving … the opportunity to lead key projects, contribute to feature design, and help shape the architectural direction of our products. Main Areas of Responsibility: The PrincipalSoftware Development Engineer will work to design and refine required features, proposing alternative solutions to improve both customer and developer experience. They More ❯
PrincipalSoftwareEngineer – Manchester – eCommerce Great opportunity for a PrincipalSoftwareEngineer to join a Manchester based eCommerce giant as they work on a large-scale digital re-platform across the estate to MACH and Event-Driven Architecture. This role takes a bit of … a step back from day-to-day coding and focuses more on supporting Software Engineers, technology vision and strategy. You’d also be the tandem between non-technical stakeholders and Product engineering, ensuring that the vision comes to life. Key Technical Skills JavaScript/Typescript React, Next.js, GraphQL Node More ❯
Glasgow, Glasgow City, City of Glasgow, United Kingdom Hybrid / WFH Options
Berkeley Square IT Ltd
PrincipalSoftwareEngineer Location : Glasgow (Hybrid, 2 days in-office per week) Salary : £70,000 - £82,000 + 10% Corporate Bonus We are seeking a versatile and skilled professional PrincipalSoftwareEngineer to join our clients' team in Glasgow, focusing on cybersecurity and mobile … application security. Responsibilities: Design, develop, and optimise software for multiple product areas. Conduct reverse engineering and debugging to assess vulnerabilities. Implement robust security measures such as encryption and code hardening. Mentor junior engineers and contribute to the technical roadmap. Collaborate with architects and other teams to deliver scalable solutions. More ❯
PrincipalSoftwareEngineer - Java, Leadership - London (Hybrid) One of my consulting clients in London is looking for a PrincipalSoftwareEngineer to lead a development team working on an exciting project. Key Skills: Java Development Springboot Microservices REST APIs Cloud (AWS Ideally or Azure More ❯
PrincipalSoftwareEngineer - Java, Leadership - London (Hybrid) One of my consulting clients in London is looking for a PrincipalSoftwareEngineer to lead a development team working on an exciting project. Key Skills: Java Development Springboot Microservices REST APIs Cloud (AWS Ideally or Azure More ❯
Overview This is a great opportunity to come and join the Waters Connected Science software engineering group. We are seeking a PrincipalSoftwareEngineer to join our agile team focused on full-stack development in our state of the art Wilmslow facility. As a PrincipalSoftwareEngineer, you will support the selection and evaluation of key strategic technologies and design patterns that will enable efficient and aligned delivery of the product roadmap. You will assist in the development of the technical roadmap by objectively assessing design options, developing, prototyping and proving the … design concepts that will enable our software portfolio delivery. This is an opportunity for you to explore/practise with a wide variety of software technologies and analytical instrumentation. We work in a highly supportive environment where mentoring, coaching and training is provided throughout your career. Responsibilities Design More ❯
Our PrincipalSoftware Engineers are responsible for leading and delivering strategically significant, complex client engagements across our portfolio of clients. We believe that great delivery stems from a thorough understanding of our clients and their needs, strong discipline skills and subject matter expertise, excellent leadership and a clear … vision of lasting and effective change in a public sector environment. We expect our PrincipalSoftware Engineers to bring all of that and enthuse our delivery teams with the same passion. The successful candidate will lead the Software Engineering aspects of our client engagements while overseeing the … engagements providing them with detailed performance feedback, as well as monitoring overall delivery to achieve the highest levels of client satisfaction. In addition, our PrincipalSoftware Engineers are responsible for engaging with our clients to understand their challenges and build lasting, trusted advisor relationships. They will also oversee More ❯
components for a wide range of industries, leveraging advanced 3D printing techniques. As they continue to grow, they are looking to bring on a PrincipalSoftwareEngineer to lead the development of their state-of-the-art metal printing systems. As a PrincipalSoftwareEngineer, you will play a pivotal role in the development of embedded software for the company's next-generation 3D metal printing machines. These machines are designed to deliver high-volume, precision printing for large-scale industrial parts, with an emphasis on sustainability and green manufacturing. You will be … responsible for architecting and implementing software solutions that integrate motion control systems, real-time operating systems (RTOS), and other critical embedded components to ensure the efficient and reliable performance of the printing systems. In this senior role, you will lead and mentor a team of junior engineers, providing guidance More ❯
Title : PrincipalSoftwareEngineer Company : HPC R&D Location : London (Hybrid) Pay : Up to £150,000 Company : An advanced HPC R&D firm, looking to expand the UK compiler team. Most of the team are ex-Big-Tech, ex-FAANG or ex-Chip firms. They joined because … technical leadership. If you want to work alongside some of the brightest, most enthusiastic people in the industry, this may be worth exploring. Role : PrincipalSoftwareEngineer position with an emphasis on GPU compiler development in the context of AI. You will be working with Triton, but … edge compiler development project. Significant hires have already been made in the team to support this role. About you: 6 years+ as a compiler engineer Strong C++ programming skills Experience with Triton, LLVM, MLIR or other compilers Experience with GPU architectures Full details are available. Please don't hesitate More ❯
PrincipalSoftwareEngineer We're looking for a talented SoftwareEngineer to lead the design and development of user-facing software for the remote control and monitoring of autonomous vehicles. You'll work closely with operations experts and key customers to run UI experiments … gather feedback, and refine critical software features. This is a hands-on, high-impact role that spans R&D, prototyping, and production deployment. Key Responsibilities: Lead the end-to-end development of GCS interfaces, enabling real-time monitoring and control of autonomous systems. Design, build, and maintain UI software … to gather insights, validate usability, and continuously refine the user experience. Create prototypes and storyboards to explore and iterate on interface concepts. Ensure that software quality is maintained throughout by conducting thorough testing and validation. Collaborate on a regular basis across multidisciplinary teams to ensure the successful delivery of More ❯
Portsmouth, yorkshire and the humber, united kingdom
Insignis Talent
PrincipalSoftwareEngineer We're looking for a talented SoftwareEngineer to lead the design and development of user-facing software for the remote control and monitoring of autonomous vehicles. You'll work closely with operations experts and key customers to run UI experiments … gather feedback, and refine critical software features. This is a hands-on, high-impact role that spans R&D, prototyping, and production deployment. Key Responsibilities: Lead the end-to-end development of GCS interfaces, enabling real-time monitoring and control of autonomous systems. Design, build, and maintain UI software … to gather insights, validate usability, and continuously refine the user experience. Create prototypes and storyboards to explore and iterate on interface concepts. Ensure that software quality is maintained throughout by conducting thorough testing and validation. Collaborate on a regular basis across multidisciplinary teams to ensure the successful delivery of More ❯
Job Title: Senior/PrincipalSoftwareEngineer Location: Remote Employment Type: Permanent/Full-Time Salary: £65-75k plus benefits We’re working with a client who’s a real leader in their space. Known for building high performing, scalable cloud based solutions. They’re growing … their remote tech team and looking for a Senior or PrincipalSoftwareEngineer with a strong background in C# and Azure , and some experience with architecture. What they’re looking for: Someone who enjoys a mix of hands on coding and higher level thinking. You’ll be … LLD) Solution architecture and cloud best practices Performance, scalability, and security decisions Helping define and evolve the technical roadmap If you’re a senior engineer who is looking to make the next step into an architect role. Please apply now for more details More ❯
