51 to 75 of 100 Permanent Principal Software Engineer Jobs

Description 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 r... ZIPC1_UKTJ ...

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. ...

Shape how safety-critical software is verified at the highest level. We're partnering with a growing, highly respected engineering SME specialising in safety-critical embedded systems . They are looking for a Principal Software Engineer to play a key role in developing and assuring high … integrity embedded software, including a safety-certified real-time operating system. This is a hands-on software engineering role within the verification team, combining technical leadership with deep involvement in verification, validation, and certification activities. The information below covers the role requirements, expected candidate experience, and accompanying qualifications. ...

Shape how safety-critical software is verified at the highest level. We're partnering with a growing, highly respected engineering SME specialising in safety-critical embedded systems . They are looking for a Principal Software Engineer to play a key role in developing and assuring high … integrity embedded software, including a safety-certified real-time operating system. This is a hands-on software engineering role within the verification team, combining technical leadership with deep involvement in verification, validation, and certification activities. The information below covers the role requirements, expected candidate experience, and accompanying qualifications. ...

Principal AI Engineer Up to £110,000 + Bonus Hybrid | London We’re partnered with a global leader in loyalty and customer engagement, looking for a Principal AI Engineer to join their London team. This role will include delivering customer centric solutions and scale production-grade … closely with the Head of AI Labs, you’ll lead the delivery of advanced AI systems that deliver real business impact. Responsibilities as a Principal AI Engineer: Lead end‐to‐end delivery of scalable, resilient AI/ML pipelines aligned to business goals. Build and deploy advanced ...

Senior/Principal Software Engineer Application Deadline: 31 May 2026 Department: Software Engineering Employment Type: Permanent Location: London (Hybrid) Compensation: £70,000 - £100,000/year Description Please note: This role requires applicants to hold active, or recently active, SC or DV clearance. This role also … kind that have to be secure, scalable, and actually usable by the people who rely on them. We’re looking for Senior and Principal Engineers who want to shape meaningful systems, influence technical direction, and work alongside capable people who care about doing the job properly. You’ll help ...

Senior/Principal Software Engineer Application Deadline: 31 March 2026 Department: Software Engineering Employment Type: Permanent Location: Cheltenham (Hybrid) Compensation: £70,000 - £100,000/year Description Please note: This role requires applicants to hold active, or recently active, SC or DV clearance. This role also … kind that have to be secure, scalable, and actually usable by the people who rely on them. We’re looking for Senior and Principal Engineers who want to shape meaningful systems, influence technical direction, and work alongside capable people who care about doing the job properly. You’ll help ...

leading aerospace technology company in Tewkesbury is seeking an experienced Senior Principal Software Engineer to drive software development for advanced flight control and actuation systems. This hybrid role requires over 15 years in software engineering, in-depth expertise in safety-critical software, and proficiency ...

leading aerospace technology company in Tewkesbury is seeking an experienced Senior Principal Software Engineer to drive software development for advanced flight control and actuation systems. This hybrid role requires over 15 years in software engineering, in-depth expertise in safety-critical software, and proficiency ...

stay ahead of tomorrow's threats. Our team solves tough, meaningful problems that create a safer, more secure world. Raytheon is seeking a Principal Software Engineer to join the National Advanced Surface-to-Air Missile System (NASAMS) team. NASAMS is a cutting-edge air defense system that … radar, command and control, and missile systems. As a senior technical leader, you will oversee the design, development, testing, and deployment of mission-critical software that supports all aspects of the NASAMS system effectivity chain: Detect, Decide, Engage, and Destroy. In this role, you will provide technical leadership across ...

stay ahead of tomorrow's threats. Our team solves tough, meaningful problems that create a safer, more secure world. Raytheon is seeking a Principal Software Engineer to join the National Advanced Surface-to-Air Missile System (NASAMS) team. NASAMS is a cutting-edge air defense system that … radar, command and control, and missile systems. As a senior technical leader, you will oversee the design, development, testing, and deployment of mission-critical software that supports all aspects of the NASAMS system effectivity chain: Detect, Decide, Engage, and Destroy. In this role, you will provide technical leadership across ...

allies defend freedoms and deter aggression, creating a safer, more secure world. Join us and help shape the future of aerospace and defense. Software Department team in Goleta, Santa Barbara County, CA is seeking a highly motivated, experienced Senior Principal Software Engineer to be part … Electronic Warfare (EW) programs. What You Will Do: Technical leadership and participation on collaborative, cross-disciplined integrated product teams, often employing agile system and software development operations to plan, specify, design, test, and integrate complex software and systems solutions. Responsibilities include inventions and innovations of new products ...

mission and stay ahead of tomorrow's threat. Our team solves tough, meaningful problems that create a safer, more secure world. As a Principal Software Engineer, you will support one or more phases of the System Development Life Cycle (SDLC) - requirements, design, development (using C and C++ … ensuring system integration and scalability. Troubleshoot, debug, and optimize existing code for performance and efficiency in complex environments. Write and maintain comprehensive documentation for software applications, including system architecture and design specifications. Participate in product reviews and ensure adherence to engineering standards and best practices. Stay current with industry ...

Description 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 the development of cutting-edge real-time xkybehq software used in complex regulatedenvironm Scroll down the page to see all associated job requirements, and any responsibilities successful candidates can expect. Please click on the apply button to read the full job description ...

Description 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 ...

About the Role We’re seeking a highly skilled and experienced Principal Embedded Displays Software Engineer (Qt) to lead the development of advanced Human–Machine Interface (HMI) applications for next‐generation embedded display systems. In this senior technical role, you will drive technical excellence across display software … robust user interfaces using the Qt framework. You will also act as a technical leader and mentor, supporting the growth and development of software engineers within the team while collaborating closely with cross‐functional stakeholders. This role is ideal for someone passionate about embedded HMI technology who enjoys combining ...

Office - Full time hours We are happy to discuss flexible working! Top 3 skills needed for this role: AI-Augmented Engineering Leadership Enterprise-Scale Software Architecture Engineering Governance in Regulated Environments What this role is all about: Our Software Engineers play a critical role in Vitalitys successful business … model by building and maintaining software solutions, in line with quality and time parameters, to enable operation as a fully integrated composite business, offering brilliant products with seamless, intuitive customer journeys. The Principal Software Engineer leads and plans development across large or multiple teams, providing deep ...

Office - Full time hours We are happy to discuss flexible working! Top 3 skills needed for this role: AI-Augmented Engineering Leadership Enterprise-Scale Software Architecture Engineering Governance in Regulated Environments What this role is all about: Our Software Engineers play a critical role in Vitality’s successful … business model by building and maintaining software solutions, in line with quality and time parameters, to enable operation as a fully integrated composite business, offering brilliant products with seamless, intuitive customer journeys.The Principal Software Engineer leads and plans development across large or multiple teams, providing deep ...

Office - Full time hours We are happy to discuss flexible working! Top 3 skills needed for this role: AI‐Augmented Engineering Leadership Enterprise‐Scale Software Architecture Engineering Governance in Regulated Environments What this role is all about: Our Software Engineers play a critical role in Vitality’s successful … business model by building and maintaining software solutions, in line with quality and time parameters, to enable operation as a fully integrated composite business, offering brilliant products with seamless, intuitive customer journeys. The Principal Software Engineer leads and plans development across large or multiple teams, providing ...

Principal Software Engineer This is a pivotal technical leadership role within a rapidly growing consultancy. You will spearhead the design of complex digital twins and synthetic environments, providing high-level strategic advice on innovation to key UK defence stakeholders. The essentials Sole British nationality is required … this position. At least 7+ years of experience in software engineering Proficient in C++ and Unreal 5 Strong background in mathematical principles or statistical problem-solving within scientific fields. Your package A comprehensive private healthcare scheme and health cash plan The work Lead the end-to-end design ...

Description Shape how safety-critical software is verified at the highest level. We're partnering with a growing, highly respected engineering SME specialising in safety-critical embedded systems. They are looking for a Principal Software Engineer to play a key role in developing and assuring high … integrity embedded software, including a safety-certified real-time operating xkybehq system. This is a hands-on software e Make your application after reading the following skill and qualification requirements for this position. Please click on the apply button to read the full job description ...

Gemba Advantage is seeking a Senior/Principal Software Engineer to design and deliver secure, scalable software solutions while working in small agile teams. The role requires active SC or DV clearance and entails championing modern engineering practices, shaping architectural direction, and influencing technical decisions. Candidates ...

skills needed for this role: Enterprise system ownership Technical & architectural leadership Integrated cloud platforms What this role is all about: At Vitality, our Software Engineers power the technology behind our brilliant products and seamless customer experiences. You’ll build and maintain high-quality software that supports a fully … integrated, modern business, delivered with pace and precision.As a Principal Software Engineer, you’ll lead development across large or multiple teams, setting technical direction and raising engineering standards. You’ll bring deep expertise in your core specialism, strong capability in a second, and be developing a third. ...

skills needed for this role: Enterprise system ownership Technical & architectural leadership Integrated cloud platforms What this role is all about: At Vitality, our Software Engineers power the technology behind our brilliant products and seamless customer experiences. Youll build and maintain high-quality software that supports a fully integrated … modern business, delivered with pace and precision. As a Principal Software Engineer, youll lead development across large or multiple teams, setting technical direction and raising engineering standards. Youll bring deep expertise in your core specialism, strong capability in a second, and be developing a third. This role ...

international cross-border payments company are looking for a Principal Software Engineer to help build and scale their payment platform. You’ll work across the full stack - frontend, backend, cloud infrastructure, and data - designing reliable systems that power real financial transactions. You'll lead their latest platform ...