1 to 25 of 444 Permanent Principal Engineer Jobs in the UK

impact we have within the community. So, what's your possible? Opportunity: This is more than just a job; it's a mission. Are you an experienced Control Systems Engineer, with PLC and SCADA experience, eager to work in a highly regulated defence environment? We are seeking skilled engineers to join our team. This position offers the unique opportunity … systems are secure, compliant, and ready for deployment on some of the world's most advanced naval platforms. Ready to apply? If you are a seasoned PLC Control Systems Engineer, looking to take on the challenges of working in a regulated defence environment and are excited by the prospect of delivering industrial control system solutions to a unique and More ❯

Principal Engineer - OS Maps Application (Fulltime) - Salary - £74,781 to £87,244 (dependent on experience) - Hybrid working Join us and you'll have an opportunity to make an impact and be part of an organisation committed to driving sustainable outcomes. At OS, we use location data and intelligence to help customers build more resilient societies, preserve the environment More ❯

Principal Systems Development Engineer, Region Services Job ID: AWS EMEA SARL (UK Branch) AWS is looking for a talented Principal Engineer with a focus on DevOps/SRE/Systems Development Engineering, to join our fast-moving, and passionate Region Services team in the UK. This role is based in London. Would you like to help … you'll be part of a world-class team in an exciting environment that has the entrepreneurial feel of a start-up. This is an opportunity to operate and engineer systems on a massive scale, where you'll be surrounded by people who are passionate about cloud computing, believe that first class service is critical to customer success, and … You will lead exploration and prioritization of operational issues and development programs, and drive automation design and scaling requirements to support AWS regions in the UK and worldwide. Our Principal Engineer will be both a technical leader and an evangelist, working with and leading cross- functional teams for broad outcomes and solving complex business and architectural problems. Your More ❯

Job ID: Amazon Development Centre Ireland Limited - D94 Principal Engineers provide technical leadership at They help establish technical standards and drive Amazon's overall technical architecture, engineering practices, and engineering methodologies. They work on our hardest problems, building high quality, architecturally sound systems that are aligned with our business needs. They think globally when building systems, ensuring builds high … performing, scalable systems that fit well together. Principal Engineers are pragmatic visionaries who can translate business needs into workable technology solutions. Their expertise is deep and broad. They are hands on, producing both detailed technical work and high-level architectural designs. BASIC QUALIFICATIONS - Knowledge of object-oriented design, data structures, and algorithms - Experience (non-internship) in professional software development More ❯

Principal Platform Engineer page is loaded Principal Platform Engineer Apply locations London, UK time type Full time posted on Posted 4 Days Ago job requisition id JR_8684 Let's be ISS Stoxx is seeking a Principal Platform Engineer to bring expert-level technical leadership to the development and deployment of our cutting-edge … of a full-scale re-architecting of our on-prem estate to a modern componentised set of solutions using GCP technologies. In this IC role, you will collaborate with Principal Engineers to own and evolve our platform architecture and interpret requirements and enterprise policies into requirements that deliver clear value. You'll be an advocate of our platform architecture More ❯

Principal Software Engineer - Commercial Salary: Competitive Plus Benefits Location: London Store Support Centre and Home, London, EC1M 6HA Contract type: Permanent Business area: Sainsbury's Tech Closing date: 13 July 2025 Requisition ID: 282889 We'd all like amazing work to do, and real work-life balance. That's waiting for you at Sainsbury's. Think about the … everything from AI to reusable tech. Joining Sainsbury's Tech means becoming part of an organisation that powers the UK's leading multi-channel, multi-brand retailer. As a Principal Engineer, you will play a pivotal role in driving engineering excellence and innovation within our dynamic and inclusive environment. You'll have the opportunity to work alongside talented … forefront of shaping the future of retail technology while enjoying a work-life balance that allows you to thrive both personally and professionally. What you'll do As a Principal Engineer in Sainsbury's Tech, you will play a crucial role in driving engineering excellence and enabling engineers to succeed within the organisation. You will be a trusted More ❯

Principal Manufacturing Engineer, Hardware Engineering Job ID: Amazon Web Services Singapore Private Limited Amazon Web Services' Hardware Engineering team is looking for experienced professionals to help build the world's premier cloud computing platform. We are looking for Principle Manufacturing Engineers who are capable of operating in a fast paced, ever changing, multi-platform international manufacturing and production … environment. Our Principal Manufacturing Engineers work closely with our ODMs, CMs, internal AWS hardware and software development teams, and with upstream component vendors to monitor and improve the incoming hardware quality of AWS products both proactively in the design phase as well as monitoring, reporting and investigating any early-life product failures. This role requires the engineer to More ❯

seeking out the very best talent to join the SYSTRA signature team and be part of leading the way in infrastructure design. Context We are seeking a Senior or Principal Engineer with experience in the Highways Sector to be part of our growing and vibrant team,Reporting to the Associate Director for the Midlands, you will play an More ❯

Principal Software Engineer (£90k + 10% bonus) ECOM Recruitment Posted +1 month ago 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 More ❯

this role Systems Engineering, Full Lifecycle, Maritime, Safety Critical. Important Candidates must be eligible to obtain a SC (Security) clearance This is an opportunity to establish yourself as a Principal Systems Engineer! A long-term key role within out clients structure. They are a supplier to the Royal Navy and global allies with a reputation for agility. This … product development across Technology Levels, building upon existing products. You will be responsible for providing engineering leadership, supporting customer meetings and involved in hands-on engineering. This is a Principal Systems Engineer level position suitable for an experienced engineering leader with demonstrable success of engineering management and team leadership, with an appreciation of mature complex engineering and experience More ❯

it comes to your life outside of work, ask us about our flexible and remote working policies designed to help you get the most out of life. As a Principal Highways Engineer in our Transportation team, you'll be pivotal in implementing ideas that shape the future of how we move. We work on a large variety of … relationships with existing and prospective internal and external clients. What you can bring: BEng or MEng in Civil Engineering or Professionally Qualified, or near qualified at Chartered or Incorporated Engineer Level. Experience/knowledge of the design and design process involved in highways and active travel schemes. Proven ability to advise clients on technical matters. Proven ability to coach More ❯

scalable, and resilient software solutions. Our teams work with a modern tech stack including .NET, MongoDB, AWS, Jenkins, SQL Server, and streaming technologies. Were looking for a hands-on Principal Engineer who can code, design scalable systems, manage Staff Engineers, and drive technical excellence across multiple teams. 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 … with cross-functional teams to align technical solutions with business needs Research and implement AI-driven development tools to boost productivity What were looking for Proven experience as a Principal Engineer/Lead Engineer/Software Architect Proven hands-on coding experience with .NET, SQL Server, MongoDB, Angular/NextJS, AWS, and streaming technologies Strong experience in More ❯

Principal Consultant Integrity Engineer (Pressure Systems) PSSR Conventional Power and Clean Energy Industries Job type: Full time Location: TUV Rheinland Derby (UK) Salary or rate: Competitive Salary, Annual bonus, Private medical healthcare, Pension (5% company contribution 3% employee contribution), Annual salary review plus benefits Expected duration: Permanent TUV Rheinland UK is seeking Principal Integrity Engineers (permanent role … visits, both within the UK and abroad, to meet project requirements. Required qualifications and experience : BEng/MEng degree or equivalent in engineering related topic preferably mechanical engineering. Chartered Engineer or working towards professional registration is desirable. Minimum of 10 years of relevant experience. Rewards: A competitive package of salary and benefits is offered for permanent staff, including annual More ❯

Principal Engineer - OS Maps Application (Fulltime) - Salary - £74,781 to £87,244 (dependent on experience) - Hybrid working Join us and you'll have an opportunity to make an impact and be part of an organisation committed to driving sustainable outcomes. At OS, we use location data and intelligence to help customers build more resilient societies, preserve the environment … rating across IOS and Android of 4.7, and the 3rd globally by revenue generation . About the role We are seeking a highly experienced and commercially adept Full-Stack Principal Engineer to lead the delivery of our web estate, mobile applications (iOS and Android), and backend API platform. The ideal candidate will have extensive expertise in application development … requirements and work with both onshore product team and predominantly offshore agile development team to develop the appropriate software development components for our current and future growth strategy. The Principal Application Engineer plays a critical role in providing organisational, and domain technical leadership, and strategic direction in their chosen field. You will be expected to work closely with More ❯

Principal Software Engineer Location: Scotland Division: Spacelabs R&D Sector: Patient Monitoring & Connectivity Systems Spacelabs is seeking a hands-on Principal Software Engineer to lead the development of advanced software for our next-generation patient monitoring systems. This role combines technical leadership with product development, focusing on performance, cybersecurity, and system integration in a regulated environment. More ❯

Job Title & Location Role: Principal/Senior Nuclear Safety Engineer Location: Bristol, London or Great Yarmouth Type: Permanent, Full-Time Working Environment: Flexible Background Risktec Solutions Ltd is an established, independent engineering and risk management consultancy. Our mission is to help our clients, and hence society, meet their evolving energy and infrastructure needs in a safe, sustainable, and More ❯

Principal Data Engineer (Python AWS) London/WFH to £105k Do you have significant experience with Python data engineering and architecture? You could be progressing your career in an impactful, hands-on Principal Data Engineer role at a hugely successful European eCommerce with a customer base of over 10 million. As a Principal Data Engineer … data governance You have experience with AWS and tools such as Snowflake You're collaborative and pragmatic with excellent communication skills What's in it for you: As a Principal Data Engineer you will earn a competitive package including: Salary to £105k Pension Life Assurance Health, dental and eye care Employee Assistance Programme Summer hours Work anywhere for … weeks a year Perks such as retail discounts, onsite gym, wellbeing resources and much more Apply now to find out more about this Principal Data Engineer opportunity. At Client Server we believe in a diverse workplace that allows people to play to their strengths and continually learn. We're an equal opportunities employer whose people come from all More ❯

DEX Platform Engineer Leeds My client, a leading international Law organsiation, is looking for a Platform Engineer to join their Digital Workspace tean, to lead the teams digital experience team. This position will play a key role in shaping the architecture and performance of the platform and will be respoinsble for designing, developing and optimisating the digital experience More ❯

This is a unique opportunity to contribute to a model-based systems engineering (MBSE) approach , being implemented for the first time on a UK submarine platform . As part of our growing team, you'll play a key role in More ❯

This is an opportunity to establish yourself as a Principal Systems Engineer! A long-term key role within out clients structure. They are a supplier to the Royal Navy and global allies with a reputation for agility. This role reports into the Project Manager (and functional Line Manager) and will work closely with the Systems Design Authority and … product development across Technology Levels, building upon existing products. You will be responsible for providing engineering leadership, supporting customer meetings and involved in hands-on engineering. This is a Principal Systems Engineer level position suitable for an experienced engineering leader with demonstrable success of engineering management and team leadership, with an appreciation of mature complex engineering and experience More ❯

Principal Safety Case Engineer Location: Reading/Basingstoke area Salary: £58,500 - £92,000 per annum We are seeking experienced Principal Nuclear Safety Analysts to lead and support high-profile nuclear safety projects, working on ground breaking innovation and technical challenges. This role involves overseeing new facility construction, extending the life of current operations, and decommissioning projects. More ❯

The Systems Engineering function which ensures that both project and statutory requirements are suitably met and works to improve the effectiveness of the systems engineering approach within the company. It is responsible for the system requirements, the resulting architecture, the More ❯

maritime technology organisation, recognised for its excellence in industrial security practices and numerous accolades in the field! This is an opportunity to grow your career as a Maritime Systems Engineer working on cutting-edge defence systems for the Royal Navy and international allies. About the Role: Reporting to the Project Engineering Lead (and functional Line Manager), you'll collaborate More ❯

Job Title: Principal Safety Case Engineer Location: Warrington Leicester Bristol Newbury + Hybrid Working Type: Full Time, Permanent Salary: Competitive + Excellent Benefits We're looking for a permanent Principal Safety Case Engineer to join our growing team, helping deliver key nuclear safety projects across the UK. You'll play a leading role in developing safety … delivery, manage cost and progress, and mitigate risk Mentor and support other safety case engineers and promote best practice What You'll Need: Degree in engineering (or equivalent) Chartered Engineer (or working towards) Broad experience in safety case development across multiple project types Strong communication and stakeholder engagement skills Experience mentoring or leading technical teams Security Clearance: Must be More ❯

Job Title & Location Role: Principal/Senior Nuclear Safety Engineer Location: Bristol, London or Great Yarmouth Type: Permanent, Full-Time Working Environment: Flexible Background Risktec Solutions Ltd is an established, independent engineering and risk management consultancy click apply for full job details More ❯