26 to 50 of 81 Principal Software Engineer Jobs in England

components for a wide range of industries, leveraging advanced 3D printing techniques. As they continue to grow, they are looking to bring on a Principal Software Engineer to lead the development of their state-of-the-art metal printing systems. As a Principal Software Engineer, 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 ❯

Role: Principal Software Engineer Location: Nottingham Working Arrangement: Hybrid, 3 days/week in office with flexibility around working hours Salary: Up to £90k Tech for Good Renewable Energy Are you ready to shape the future of a growing tech company in the renewable energy sector? With … a pivotal moment to join. Theyre embarking on an ambitious journey to enhance their product suite and launch cutting-edge greenfield projects. As a Principal Software Engineer, youll join the flagship product team with the core mission of making wind energy work for the world! Were looking … a high-impact engineer who can lead architectural design for new features and drive engineering standards across the department. Youll have the autonomy to influence technical direction while collaborating with some of the best engineers in the industry. Tech Stack: C#, .NET 9 React - open to Typescript & other SPA More ❯

Title : Principal Software Engineer 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 : Principal Software Engineer 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 ❯

Principal Software Engineer We're looking for a talented Software Engineer 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 ❯

Principal Software Engineer We're looking for a talented Software Engineer 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 ❯

Staff/Principal Software Engineer (Python/Automation) Back to search results Apply now Refer a friend Staff/Principal Software Engineer (Python/Automation) Job no: 502565 Work type: Experienced Professional Location: Cambridge UK, Kings Langley UK, Bristol UK Categories: Operations The role … in Python 3 on Unix Comfortable writing shell scripts and debugging build systems Able to debate the merits of test-driven-development, continuous integration, software architecture, and revision control solutions Able to turn imprecise problem statements into concrete requirements and suitable production solutions A 'self-starter' who is energized … FuseSoC) Hardware EDA tools (eg. simulation, linting, synthesis) Systemverilog, C/C++, Simulator DPI/VPI Containerization (eg. Docker) Distributed Compute, Orchestration Jenkins Automation Software templating, rendering Data Engineering/Data Science/Machine Learning Who we are Imagination is a UK-based company that creates silicon and software More ❯

technical ownership of the domain and its workloads, the security and quality of the implementations and all relevant integrations with SaaS platforms. Job Title - Principal Software Engineer Working hours - 40 What You'll Be Doing: As a Principal Software Engineer, you'll be doing More ❯

Job Title: Principal Software Engineer – x8 Location: Cowes – We offer flexible working arrangements – please speak to your recruiter about the options for this particular role Salary: Up to £68,000 (dependent on skills and experience) What you’ll be doing: Derive and maintain a set of software requirements from a baseline set of systems requirements Produce and maintain a software design to meet a set of software requirements Use a software design to produce a deliverable software solution Undertake peer reviews or checking/verification of peers’ solutions across Maritime Services Undertake … technical reviews, verify and authorise software engineering designs Act as an Engineering technical lead for a software solution at a sub-system level Maintain a software solution to address reported defects and/or add new functionality Support the development of individuals and teams to enhance skills More ❯

Job Title: Principal Software Engineer – x8 Location: Cowes – We offer flexible working arrangements – please speak to your recruiter about the options for this particular role Salary: Up to £68,000 (dependent on skills and experience) What you’ll be doing: Derive and maintain a set of software requirements from a baseline set of systems requirements Produce and maintain a software design to meet a set of software requirements Use a software design to produce a deliverable software solution Undertake peer reviews or checking/verification of peers’ solutions across Maritime Services Undertake … technical reviews, verify and authorise software engineering designs Act as an Engineering technical lead for a software solution at a sub-system level Maintain a software solution to address reported defects and/or add new functionality Support the development of individuals and teams to enhance skills More ❯

Job Title: Principal Software Engineer – x8 Location: Cowes – We offer flexible working arrangements – please speak to your recruiter about the options for this particular role Salary: Up to £68,000 (dependent on skills and experience) What you’ll be doing: Derive and maintain a set of software requirements from a baseline set of systems requirements Produce and maintain a software design to meet a set of software requirements Use a software design to produce a deliverable software solution Undertake peer reviews or checking/verification of peers’ solutions across Maritime Services Undertake … technical reviews, verify and authorise software engineering designs Act as an Engineering technical lead for a software solution at a sub-system level Maintain a software solution to address reported defects and/or add new functionality Support the development of individuals and teams to enhance skills More ❯

Job Title: Principal Software Engineer – x8 Location: Cowes – We offer flexible working arrangements – please speak to your recruiter about the options for this particular role Salary: Up to £68,000 (dependent on skills and experience) What you’ll be doing: Derive and maintain a set of software requirements from a baseline set of systems requirements Produce and maintain a software design to meet a set of software requirements Use a software design to produce a deliverable software solution Undertake peer reviews or checking/verification of peers’ solutions across Maritime Services Undertake … technical reviews, verify and authorise software engineering designs Act as an Engineering technical lead for a software solution at a sub-system level Maintain a software solution to address reported defects and/or add new functionality Support the development of individuals and teams to enhance skills More ❯

Job Title: Principal Software Engineer – x8 Location: Cowes – We offer flexible working arrangements – please speak to your recruiter about the options for this particular role Salary: Up to £68,000 (dependent on skills and experience) What you’ll be doing: Derive and maintain a set of software requirements from a baseline set of systems requirements Produce and maintain a software design to meet a set of software requirements Use a software design to produce a deliverable software solution Undertake peer reviews or checking/verification of peers’ solutions across Maritime Services Undertake … technical reviews, verify and authorise software engineering designs Act as an Engineering technical lead for a software solution at a sub-system level Maintain a software solution to address reported defects and/or add new functionality Support the development of individuals and teams to enhance skills More ❯

Job Title: Principal Software Engineer – x8 Location: Cowes – We offer flexible working arrangements – please speak to your recruiter about the options for this particular role Salary: Up to £68,000 (dependent on skills and experience) What you’ll be doing: Derive and maintain a set of software requirements from a baseline set of systems requirements Produce and maintain a software design to meet a set of software requirements Use a software design to produce a deliverable software solution Undertake peer reviews or checking/verification of peers’ solutions across Maritime Services Undertake … technical reviews, verify and authorise software engineering designs Act as an Engineering technical lead for a software solution at a sub-system level Maintain a software solution to address reported defects and/or add new functionality Support the development of individuals and teams to enhance skills More ❯

Job Title: Principal Software Engineer – x8 Location: Cowes – We offer flexible working arrangements – please speak to your recruiter about the options for this particular role Salary: Up to £68,000 (dependent on skills and experience) What you’ll be doing: Derive and maintain a set of software requirements from a baseline set of systems requirements Produce and maintain a software design to meet a set of software requirements Use a software design to produce a deliverable software solution Undertake peer reviews or checking/verification of peers’ solutions across Maritime Services Undertake … technical reviews, verify and authorise software engineering designs Act as an Engineering technical lead for a software solution at a sub-system level Maintain a software solution to address reported defects and/or add new functionality Support the development of individuals and teams to enhance skills More ❯

We are a technology-driven company building high-performing, scalable, and resilient software solutions. Our teams work with a modern tech stack including .NET, MongoDB, AWS, Jenkins, SQL Server, and streaming technologies. We're looking for a hands-on Principal Engineer who can code, design scalable systems … This role is perfect for a technical leader who still enjoys writing code while shaping architecture and mentoring engineers. About the role As a Principal Engineer, you will play a critical role in: Architecting scalable, high-performance systems Coding and reviewing mission-critical features (at least 60% hands … on) Managing and mentoring Staff Engineers & Senior Developers Driving best practices in software development and AI-powered engineering Owning non-functional requirements (NFRs) such as security, scalability, and reliability Optimising cloud infrastructure and CI/CD pipelines If you thrive on solving complex technical challenges, leading by example, and More ❯

We are a technology-driven company building high-performing, scalable, and resilient software solutions. Our teams work with a modern tech stack including .NET, MongoDB, AWS, Jenkins, SQL Server, and streaming technologies. We're looking for a hands-on Principal Engineer who can code, design scalable systems … This role is perfect for a technical leader who still enjoys writing code while shaping architecture and mentoring engineers. About the role As a Principal Engineer, you will play a critical role in: Architecting scalable, high-performance systems Coding and reviewing mission-critical features (at least 60% hands … on) Managing and mentoring Staff Engineers & Senior Developers Driving best practices in software development and AI-powered engineering Owning non-functional requirements (NFRs) such as security, scalability, and reliability Optimising cloud infrastructure and CI/CD pipelines If you thrive on solving complex technical challenges, leading by example, and More ❯

We are a technology-driven company building high-performing, scalable, and resilient software solutions. Our teams work with a modern tech stack including .NET, MongoDB, AWS, Jenkins, SQL Server, and streaming technologies. We're looking for a hands-on Principal Engineer who can code, design scalable systems … This role is perfect for a technical leader who still enjoys writing code while shaping architecture and mentoring engineers. About the role As a Principal Engineer, you will play a critical role in: Architecting scalable, high-performance systems Coding and reviewing mission-critical features (at least 60% hands … on) Managing and mentoring Staff Engineers & Senior Developers Driving best practices in software development and AI-powered engineering Owning non-functional requirements (NFRs) such as security, scalability, and reliability Optimising cloud infrastructure and CI/CD pipelines If you thrive on solving complex technical challenges, leading by example, and More ❯

journey. Job Purpose As we continue to expand our market share in the rapidly emerging Employee Experience platform category, we are looking for a Principal Engineer to join our Engineering Team. This is a technical leadership role held by a highly experienced software developer. With an influence … across the department, their primary objective is to deliver engineering excellence, improving the standards of others and the product itself. The Principal Engineer is the pinnacle of technical influence within the engineering organisation, setting the technical vision and driving long-term strategies for product and platform development. This … role goes beyond individual projects, impacting the engineering organisation by establishing best practices, defining architectural standards, and championing innovation. As a Principal Engineer, you are not only a master of technical skills but also a mentor, thought leader, and visionary for the company's future technology landscape. The More ❯

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 More ❯

Full time – 40 hours a week St Neots, Cambridgeshire – hybrid working optional (2-3 days a week in the office) Your role As a Principal Software 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 technical challenges, addressing technical debt, and continually improving your skills with dedicated “blue sky” time for professional development. You’ll … feature design, and help shape the architectural direction of our products. Join us and be part of something exciting! Main Areas of Responsibility: The Principal Software Development Engineer will work to design and refine required features, proposing alternative solutions to improve both customer and developer experience. They More ❯

Full time – 40 hours a week St Neots, Cambridgeshire – hybrid working optional (2-3 days a week in the office) Your role As a Principal Software 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 technical challenges, addressing technical debt, and continually improving your skills with dedicated “blue sky” time for professional development. You’ll … feature design, and help shape the architectural direction of our products. Join us and be part of something exciting! Main Areas of Responsibility: The Principal Software Development Engineer will work to design and refine required features, proposing alternative solutions to improve both customer and developer experience. They More ❯

Full time – 40 hours a week St Neots, Cambridgeshire – hybrid working optional (2-3 days a week in the office) Your role As a Principal Software 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 technical challenges, addressing technical debt, and continually improving your skills with dedicated “blue sky” time for professional development. You’ll … feature design, and help shape the architectural direction of our products. Join us and be part of something exciting! Main Areas of Responsibility: The Principal Software Development Engineer will work to design and refine required features, proposing alternative solutions to improve both customer and developer experience. They More ❯

Join AZAD as a Principal Software Engineer and design, develop, and test software for industry leading laser via drilling systems. This position will define and execute software development plans and roadmap, analyze and determine system software test standards and procedures, and determine hardware compatibility … 65.00 - $70.00 depending on related qualifications and experience, as well as composition of selected compensation package. Essential Functions: Assist in defining and executing the software development plans and roadmap. Develop software programs to meet the requirements and constraints of the customer scope of work and exceed customer expectations. … Work within and help to lead a highly skilled team to accomplish all the deliverables throughout the Software Product Lifecycle (design, development, testing, and implementation). Develop solutions to complex scientific problems. Rely on experience and judgment to plan and accomplish goals. A wide degree of creativity and latitude More ❯

Principal Embedded Software Engineer Milton Keynes Full time, permanent position Onsite 5 days per week Our client designs and develops innovative communication systems for satellites, UAVs, launch vehicles, and other space and airborne platforms. They foster a dynamic, collaborative work environment that encourages learning and autonomy. If … you're passionate, energetic, and forward-thinking, this role could be perfect for you. In this role, you will develop software for the client's products, ranging from Linux-based single-board computers to high-reliability microcontroller systems. Responsibilities span the entire development cycle, including designing, coding, testing, and … supporting low- and high-level software. You'll aim to create hardware and software solutions that simplify integration for the client's customers. As part of the software team, you will oversee designs from concept to production, encompassing product roadmaps, detailed coding, testing, qualification, and in-orbit support. More ❯

Join the Growth Story at Envitia Join Envitia, a leader in the UK's digital and software services landscape, where your work in cutting-edge technology empowers our customers to manage, share, and exploit data more effectively: Influence significant digital and data transformation projects within the UK public sector. … to make a real impact, grow with a supportive team, and help shape the future of data solutions in trusted sectors. The Role The Principal Java Engineer has a critical role within the Engineering function, tasked with setting technical standards and influencing the architectural decisions that shape the … company's software solutions. This position is suited for a seasoned expert who not only technically leads projects within their domain of expertise but also supports business development efforts through pre-sales engagements. The Principal Engineer will guide the technology strategy, collaborate with cross-functional teams and More ❯