51 to 75 of 79 Principal Software Engineer Jobs in England

C# Software Engineer (Senior/Principal) The Opportunity Are you a Software Engineer with C# experience looking for your next challenge? Here at Leonardo, we are on the hunt for talented software engineers to support our Integrated Sensors & Protection line of business, working on … a range of defence projects. Direct industry experience is not required, we are happy to explore all backgrounds and help develop all our software engineers. What you will do: We want to develop a new generation of features and capabilities using innovative software solutions and we need you … to create them. You will be a key part in a community of world-class software engineers who will continuously improve, collaborate and innovate with other engineers to create market-leading products within the defence industry. What we are looking for: Essential C# software development Machine-to-machine More ❯

Role: Principal Software Engineer Locations: London (must be willing to travel to client sites throughout the UK on an ad hoc basis) Please Note: Any offer of employment is subject to satisfactory BPSS and SC security clearance which requires 5 years continuous UK address history at the … our work varies from client to client so there will be lots of opportunities to experience new domains and new stacks. The role of Principal Consultant often involves leading client accounts holistically—people, delivery, quality, and commercials. As well as ensuring we’re delivering great engineering, you’ll also More ❯

Role: Principal Software Engineer Locations: London (must be willing to travel to client sites throughout the UK on an ad hoc basis) Please Note: Any offer of employment is subject to satisfactory BPSS and SC security clearance which requires 5 years continuous UK address history at the … our work varies from client to client so there will be lots of opportunities to experience new domains and new stacks. The role of Principal Consultant often involves leading client accounts holistically—people, delivery, quality, and commercials. As well as ensuring we’re delivering great engineering, you’ll also More ❯

Position: PrincipalElectronics Software Engineer (Accessibility Experience) Location: Birmingham, UK Job Type: Full-Time, Hybrid (4 days in the office, Fridays off) Salary: Up to £85,000 per year KO2's client, a leading company specializing in accessible technology solutions, is seeking a Principal Electronics Software Engineer with a strong background in embedded systems architecture and a passion for accessibility. This is an exciting opportunity for an engineer with experience in wheelchairs, stair lifts, elevators, or other accessibility devices to join a dynamic team and contribute to innovative products that improve lives. Key Responsibilities: Design … develop, and test embedded systems for accessibility products such as wheelchairs, stair lifts, and elevators. Architect and implement embedded software using C/C++ and ARM architectures. Integrate hardware and software systems with a strong focus on analogue and digital electronics. Collaborate with cross-functional teams to ensure More ❯

Role: Principal Software Engineer Location: Hybrid in London Salary: £90,000 - £110,000 You will support in accelerating a new digital platform capability, transforming and modernising our digital estate to build a market-leading digital offering with customer experience at its heart. This is an exciting and 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 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 More ❯

We are the leading provider of Academic-Dental software solutions in North America with clients located around the world. Our products enable education institutions to train the next generation of dental professions to deliver dental care to a variety of markets, including the underserved and uninsured. Our core on … for double-digit growth over the next 12 months. To continue building on our success and achieve those goals, we are looking for a Principal Software Engineer to join our axiUm team, reporting to the Head of Engineering. The primary responsibility of this role is to modernize … our market-leading axiUm desktop enterprise solution. You will be engaged throughout all phases of the software development life cycle and use your drive for technology and quality to help us exceed customer expectations. You are passionate about technology and look forward to designing, implementing, and scaling solutions that More ❯

C# Software Engineer (Senior/Principal) Apply Locations: GB - Basildon Time Type: Full time Posted on: Posted Yesterday Job Requisition ID: R Job Description: The Opportunity Are you a Software Engineer with C# experience looking for your next challenge? Here at Leonardo, we are on … the hunt for talented software engineers to support our Integrated Sensors & Protection line of business, working on a range of defence projects. Direct industry experience is not required; we are happy to explore all backgrounds and help develop all our software engineers. What you will do: You will … be a key part in a community of world-class software engineers who will continuously improve, collaborate and innovate with other engineers to create market-leading products within the defence industry. What we are looking for: Essential: C# software development Machine-to-machine networking, working to third-party More ❯

Job Description: C# Software Engineer (Senior/Principal) The Opportunity Are you a Software Engineer with C# experience looking for your next challenge? Here at Leonardo, we are on the hunt for talented software engineers to support our Integrated Sensors & Protection line of business … working on a range of defence projects. Direct industry experience is not required; we are happy to explore all backgrounds and help develop our software engineers. What you will do: We want to develop a new generation of features and capabilities using innovative software solutions. You will be … a key part of a community of world-class software engineers who will continuously improve, collaborate, and innovate to create market-leading products within the defence industry. What we are looking for: Essential C# software development Machine-to-machine networking, working to third-party interface definitions Test frameworks More ❯

Opportunity: As a Principal Software Engineer you play a pivotal role in designing, developing and maintaining the critical infrastructure that powers our services. You will be self-driven and organised with a passion for building elegant and stable solutions. You will have the chance to work on … the team deliverables, working with the Scrum Master to define a path forward that meets the customer’s requirements. Get involved in the entire software development lifecycle from requirements gathering to design, implementation, test and deployment. Collaborate effectively with cross-functional teams including product, front-end development and QA. … career development opportunities and performance bonuses. For a comprehensive list of benefits, speak to our recruitment team. We are looking for: Experience as a Software Developer with a strong focus on one of: Backend Java development and it’s ecosystem (Spring boot, Maven) Frontend development and it’s ecosystem More ❯

Equity options: 0.25% - 0.5% Hybrid working policy: Minimum three days a week in our Holborn office Experience level: At least seven years in commercial software engineering If you're looking to join an exceptional, fast-paced, and growing team building innovative products in FinTech, check out the full job … product that may not be suitable for every investor. The role As we approach the launch of our product, we are looking for a Principal Software Engineer to strengthen our engineering team. You will have extensive commercial experience designing, building and maintaining systems used in critical services … Ensure best practice through example and continual team feedback Root causing real-time production issues in a timely manner Taking a pragmatic approach to software development Your background Extensive experience in software engineering, with a focus on designing, building, and maintaining large-scale systems Proven track record of More ❯

Equity options: 0.25% - 0.5% Hybrid working policy: Minimum three days a week in our Holborn office Experience level: At least seven years in commercial software engineering If you're looking to join an exceptional, fast-paced, and growing team building innovative products in FinTech, check out the full job … product that may not be suitable for every investor. The role As we approach the launch of our product, we are looking for a Principal Software Engineer to strengthen our engineering team. You will have extensive commercial experience designing, building and maintaining systems used in critical services … Ensure best practice through example and continual team feedback Root causing real-time production issues in a timely manner Taking a pragmatic approach to software development Your background Extensive experience in software engineering, with a focus on designing, building, and maintaining large-scale systems Proven track record of More ❯

Job Description: Are you a Real Time Embedded Software Engineer ready to take the next step on your career journey? If you are looking at opportunities for progression, to learn and grow within a supportive environment, Leonardo has multiple roles available. Do you want to deliver solutions within … value job security and flexible working with great benefits and an emphasis on work life balance? Then you should apply for one of our PRINCIPAL SOFTWARE ENGINEER roles as we are looking for engineers to join our team working on a variety of exciting projects. Below is … code (e.g., RTCA-DO178C) using object-oriented C++ Hands-on integration working within a lab environment on target hardware Implementation of real-time embedded software applications built upon Linux or VxWorks RTOS (Desirable) An understanding of the Software Engineering lifecycle from requirements elicitation to delivery and release. The More ❯

We are seeking a highly skilled and experienced Principal Software Engineer to join our team full time. This is a hands-on role where you will be deeply involved in the development of drone related backend systems, contributing across the entire stack. You will also have the … for building a data lake/warehouse and the foundation of business intelligence. Support the creation of a Network Operating Center (NOC) on the software & system side and other strategic initiatives such as design and development of digital twin infrastructure. Own the definition of done, performance, security, and usability. … and guide external consultants and freelancers to deliver high-quality results. Requirements Required Qualifications and Skills At minimum 10 years of work experience in software development roles Strong programming skills in Go, React and JavaScript Great understanding of PostgreSQL, MongoDB and data streaming pipelines Proven experience designing and implementing More ❯

Job Title : Principal/Lead Engineer Industry : SaaS (B2B) Location : South of Croydon (2 days on site (hybrid)) Salary Range: Circa £100-£110k + 30% bonus What you will be doing: Working in a team of circa 30 (roughly 15 engineers), you will work closely with the Lead … Tech : C# Azure IaC API Design and Development (REST) Devops mindset (Microservices/K8s) Excellent communication skills across Senior Stakeholders and various levels of software engineer Interview Process: 3 stages. Exploratory call with Lead Architect>>Tech test with subsequent discussion with wider team (F2F preferred)>>Face to face More ❯

Job Title : Principal/Lead Engineer Industry : SaaS (B2B) Location : South of Croydon (2 days on site (hybrid)) Salary Range: Circa £100-£110k + 30% bonus What you will be doing: Working in a team of circa 30 (roughly 15 engineers), you will work closely with the Lead … Tech : C# Azure IaC API Design and Development (REST) Devops mindset (Microservices/K8s) Excellent communication skills across Senior Stakeholders and various levels of software engineer Interview Process: 3 stages. Exploratory call with Lead Architect>>Tech test with subsequent discussion with wider team (F2F preferred)>>Face to face More ❯

Compensation £80,000 - £100,000 Base + Performance Related Bonus + Benefits TL;DR Principal/Staff level full-stack software engineer role No visa sponsorship available currently Fast growing data and AI consultancy specialising in the energy sector, based in the UK Must have Javascript, React … involve project delivery and collaborating with stakeholders across our internal and customer teams. Technical work will include building, testing, deploying, maintaining, packaging, and explaining software solutions for our customers - built with modern tools across the open source and cloud platform landscape. You'll have to get stuck into the … end-to-end software development workflow - everything from requirements gathering to deploying front-end solutions. You'll spend time capturing requirements and working with the other consultants to turn them into production-grade solutions - getting value into production is our prime concern for all our engagements. You will act More ❯

Compensation £80,000 - £100,000 Base + Performance Related Bonus + Benefits TL;DR Principal/Staff level full-stack software engineer role No visa sponsorship available currently Fast growing data and AI consultancy specialising in the energy sector, based in the UK Must have Javascript, React … involve project delivery and collaborating with stakeholders across our internal and customer teams. Technical work will include building, testing, deploying, maintaining, packaging, and explaining software solutions for our customers - built with modern tools across the open source and cloud platform landscape. You'll have to get stuck into the … end-to-end software development workflow - everything from requirements gathering to deploying front-end solutions. You'll spend time capturing requirements and working with the other consultants to turn them into production-grade solutions - getting value into production is our prime concern for all our engagements. You will act More ❯

Position: Lead Software Engineer Location: Manchester (Hybrid – 2 days per week in office) Salary Range: £85,000 – £140,000 Our client is shaping the next chapter of digital banking with one of the biggest and most innovative banking software projects in Europe. We’re looking for innovative … minds to help lead the way. If you're a hands-on Java engineer with a passion for scalable architecture and modern cloud-native development, this is your chance to work on something big. You’ll take a key role in a strategic engineering team that’s focused on … support innovative financial products. What You’ll Do Lead engineering efforts on backend services in Java, built for cloud deployment and aligned with modern software architecture principles. Design and maintain integration layers and orchestration services that connect Vault with various internal banking systems. Establish coding standards, enforce clean code More ❯

handle the complexity of modern cruising — all while keeping things collaborative and fun. What you will be doing and why it matters As a Principal Engineer at IgluCruise.com, you’ll take technical ownership of the CRM and operations domains , helping to shape the evolution of our enterprise platforms … drive engineering strategy and team growth The Head of QA to ensure high standards of quality, automation, and release confidence The Lead Engineers and Software Engineers in the CRM and operations Product Teams Business stakeholders as a technical consultant for new idea submissions Collaboration will be at the heart … What we are looking for Contribute to sprint planning while providing architectural guidance to product teams. Shape the long-term technical vision for bespoke software, looking beyond immediate delivery needs. Serve as a technical advisor to business units aligned with product teams, with a primary focus on Sales and More ❯

handle the complexity of modern cruising — all while keeping things collaborative and fun. What you will be doing and why it matters As a Principal Engineer at IgluCruise.com, you’ll take technical ownership of the CRM and operations domains , helping to shape the evolution of our enterprise platforms … drive engineering strategy and team growth The Head of QA to ensure high standards of quality, automation, and release confidence The Lead Engineers and Software Engineers in the CRM and operations Product Teams Business stakeholders as a technical consultant for new idea submissions Collaboration will be at the heart … What we are looking for Contribute to sprint planning while providing architectural guidance to product teams. Shape the long-term technical vision for bespoke software, looking beyond immediate delivery needs. Serve as a technical advisor to business units aligned with product teams, with a primary focus on Sales and More ❯

open, honest relationships and celebrate teamwork. - Expertise: We are passionate about the knowledge, skills, and capabilities each team member brings. The Role : As a Principal Engineer, you will lead the design and development of software for a variety of power converter and inverter technologies. This is a … hands-on role that involves developing software from concept through to testing and delivering innovative solutions. You will work with advanced technologies in industries like automotive, aerospace, and clean energy. Key Responsibilities - Lead the design and development of software for electrified powertrain systems - Collaborate with hardware designers to … professional growth among team members What You Bring Essential skills and experience: - Proficiency in C/C++ for embedded systems - Experience in real-time software design and testing - Knowledge of power converter and inverter control strategies - Expertise with debugging tools and calibration software - Degree or equivalent experience in More ❯

passionate, collaborative, energetic, and forward-thinking individuals to join our team. In this position, you will be responsible for low-level and high-level software in Cesium's products through all phases of the development process. Key projects will include Linux-based single-board computers and high-reliability microcontroller … systems. Cesium's goal is to create an out-of-the-box hardware and software experience which enhances our customers' ability to rapidly integrate our products into their systems. As a Cesium software team member, you will be responsible for software designs from concept through production, including … detailed design and coding, analysis, test, qualification, and in-orbit support. The ideal candidate will have development experience at nearly every level of the software stack, including microcontrollers, low-level drivers, board support packages (BSP), end-use applications, and user interfaces. Additionally, the ideal candidate will have experience in More ❯

project or cross functional product team or, through part time involvement will provide oversight to many cross functional teams Delegates for the Head of Software Engineering to support the engagement and decision making with other departments within Arqiva Defines and champions engineering best practices and standards across the entire … software development lifecycle to ensure high-quality deliverables Leads the adoption of new technologies, frameworks, and tools that can enhance the functionality, robustness, and performance of products Agrees and oversees the architectural design of software systems with Solution Architects, ensuring solutions meet both current and future business needs … code Contributes to the development of features or bug fixes Stays up to date with the latest industry trends, technologies, and best practices in software engineering to continuously improve personal skills and the quality of products. Mentors more junior members of the team The person Familiarity with programming languages More ❯