51 to 75 of 158 Principal Engineer Jobs in the UK

annum DOE, with flexible working arrangements available (hybrid or remote), alongside a comprehensive benefits package. We are seeking a Principal Fire Safety Engineer to join a market leading consultancy, supporting high-hazard industries such as chemical, oil & gas, clean energy, nuclear, and manufacturing. As a Principal Fire … Safety Engineer, you will lead the delivery of projects from concept through to completion, providing technical direction and ensuring compliance with UK regulations and international standards. You will develop innovative strategies for high-hazard environments, manage and mentor a team, and act as a trusted advisor to major clients ...

Principal Software Engineer Edinburgh 12-Month Contract Paying up to £87p/h (Inside IR35) Please note - due to the nature of the work, you will need to hold or be eligible to obtain a high level of UK Security clearance - please only apply if suitable Key Responsibilities ...

Principal Software Engineer Edinburgh An innovative and well-established med tech company are seeking a proven technical leader to join its R&D team basedin central Edinburgh as a Principal Software Engineer. This is a unique opportunity to play a key role in the development of next ...

Role: Principal Systems Engineer(Technical Lead) Location: Portsmouth(Predominantly onsite with occasional remote working ) Duration: 6 months Inside IR35 : Umbrell a The Role As a Principal System Engineer, you will be leading a team of Engineers to deliver the required STEATS (Synthetic Test Environment and Analysis ...

Principal Engineers provide technical leadership at Amazon.com. They help establish technical standards and drive Amazons 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 … Amazon.com 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 Experience Knowledge of object ...

Principal Software Engineer Location: Edinburgh, United Kingdom Contract Duration: 12 months Rate: £63.83 p/h PAYE (£73.11 inc. holiday rate) OR £87.04 p/h Umbrella We seek an engineer with recent high-integrity or safety-critical industry experience (defence, aerospace, or similar), or eligible … security clearance. Role Overview An experienced Principal Software Engineer is required to join a well-established Test Engineering community, supporting advanced defence and aerospace programmes. The role focuses on developing software solutions for complex test systems used in cutting-edge radar and aerospace platforms. The successful candidate will ...

Principal Software Engineer Location: Edinburgh, United Kingdom Contract Duration: 12 months Rate: £63.83 p/h PAYE (£73.11 inc. holiday rate) OR £87.04 p/h Umbrella We seek an engineer with recent high-integrity or safety-critical industry experience (defence, aerospace, or similar), or eligible … security clearance. Role Overview An experienced Principal Software Engineer is required to join a well-established Test Engineering community, supporting advanced defence and aerospace programmes. The role focuses on developing software solutions for complex test systems used in cutting-edge radar and aerospace platforms. The successful candidate will ...

Role: Principal Data Engineer Salary: £85,000 - £95,000 per annum Location: Manchester (Remote/Once a month) VIQU have partnered with a national organisation going through an exciting transformation in their data infrastructure and so are hiring a principal data engineer to lead the design ...

Principal Mechanical Engineer - Data Centres Leading Global Consultancy Do you have the following skills, experience and drive to succeed in this role Find out below. London | Hybrid Working Excellent Salary + Bonus + Career Progression Are you an experienced Mechanical Engineer with data centre expertise This ...

Principal Engineers provide technical leadership at They help establish technical standards and drive Amazons 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 click apply for full job details ...

Principal Software Engineer - Frontend London (Remote First - Occasional travel) Salary: £95,000 - £120,000 + equity + benefits An established, global technology business within the hospitality-tech industry is seeking a talented Principal Frontend Software Engineer to help build and scale cutting-edge digital solutions. This … successful: Degree in Computer Science or equivalent hands-on experience. 7+ years in frontend software development, including experience in a lead or principal engineering capacity. Deep expertise in React, TypeScript, and modern frontend architecture (state management, component design, performance optimisation). Strong understanding of cloud-based infrastructures ...

Principal Software Engineer - Frontend London (Remote First - Occasional travel) Salary: £95,000 - £120,000 + equity + benefits An established, global technology business within the hospitality-tech industry is seeking a talented Principal Frontend Software Engineer to help build and scale cutting-edge digital solutions click ...

Title: Principal Engineer - Safety Location: Frimley, Weymouth, Bristol, Portsmouth, or Plymouth dependent on role and your personal circumstances. We offer a range of hybrid and flexible working arrangements - please speak to your recruiter about the options for this particular role. Salary: Negotiable, depending on experience What ...

seasoned Systems Engineer looking to elevate your career? An esteemed client is seeking a Principal Systems Engineer to join their dynamic team in Belfast, working on-site to work in a collaborative team. This role offers a unique chance to work on cutting-edge projects that will … shape the future of technology, with a focus on cutting-edge sustainable tech. As a Principal Systems Engineer, you will be at the forefront of innovation, driving the development and implementation of complex systems. This position provides an environment where your expertise will be valued and your contributions ...

seeking an exceptional Principal Systems Engineer to join a pioneering team developing next-generation in-space systems. This is an exciting opportunity to contribute to complex space missions, including full spacecraft lifecycle development from concept through prototyping, detailed design, integration, testing, launch, and operations. About the Role … Principal Systems Engineer, you will provide expert insight, practical problem-solving, and technical leadership across multiple flight development programmes. You will work closely with colleagues and partners across Europe to establish robust system architectures, define clear requirements, and enable innovative satellite servicing missions. You will draw on your ...

Bristol As a Future Products Principal Systems Engineer within the newly formed Future Products department; part of Missile Design UK: Emerging Portfolio & Capability function, you will be assigned to take on a variety of roles in support of MBDA's Vision 2040. Salary : Circa £55,000 depending … fertility testing and treatments Facilities : Fantastic site facilities including subsidised meals, free car parking and much more... The opportunity: As a Future Products Principal Systems Engineer within the newly formed Future Products department; part of Missile Design UK: Emerging Portfolio & Capability function, you will be assigned to take ...

Stevenage As a Future Products Principal Systems Engineer within the newly formed Future Products department; part of Missile Design UK: Emerging Portfolio & Capability function, you will be assigned to take on a variety of roles in support of MBDA's Vision 2040. Salary : Circa £55,000 depending … fertility testing and treatments Facilities : Fantastic site facilities including subsidised meals, free car parking and much more... The opportunity: As a Future Products Principal Systems Engineer within the newly formed Future Products department; part of Missile Design UK: Emerging Portfolio & Capability function, you will be assigned to take ...

Principal Safety Engineer – Product Safety Mechanical Systems Barrow-in-Furness, Cumbria (hybrid working, 4 days onsite every 4 weeks) – 6 month duration – Pay rate £65 p/h PAYE basic (£74.45 p/h including holidays) or £87.83 p/h Umbrella The Principal Safety Engineer ...

client is seeking a Principal Safety Engineer to work in an Electrical Integrated Development Team (IDT). The Principal Safety Engineer (Electrical IDT) will provide support to the Engineering Delivery Manager and System Owners in the delivery of safety engineering activity working within the Project Product ...

client is seeking a Principal Safety Engineer to work in an Electrical Integrated Development Team (IDT). The Principal Safety Engineer (Electrical IDT) will provide support to the Engineering Delivery Manager and System Owners in the delivery of safety engineering activity working within the Project Product ...

talented Engineers/Physicists/Mathematicians with a keen interest in modelling dynamic complex systems to build their career as a Simulation & Modelling Engineer with a world class technical engineering company based in Bristol. The opportunity: The Principal Simulation & Modelling Engineer will focus on the development, integration … dynamic numerical models, primarily using MATLAB and Simulink. Working with all elements of a system right down to wider system component level, the Principal Simulation & Modelling Engineer will provide simulations for products to the customers: from concepting to assessment and through life support. The Principal Simulation & Modelling ...

About The Role Deadline for applications: 11:59pm on 31st October 2025 Were looking for a Principal Software Engineer to shape the technical direction of high-profile projects and lead the delivery of modern, scalable software. We use technology to create impactful, human-centred solutions that make … complex technical challenges. About You Professional knowledge and experience Essential Extensive experience in software engineering, with a focus on large-scale, complex systems. Polyglot engineer comfortable working across multiple languages and frameworks (weve used Python, Java, Kotlin, Node.js, C#, JavaScript, Express, React and Next.js to name a few). ...

About The Role Deadline for applications: 11:59pm on 31st October 2025 Were looking for a Principal Software Engineer to shape the technical direction of high-profile projects and lead the delivery of modern, scalable software. We use technology to create impactful, human-centred solutions that make … complex technical challenges. About You Professional knowledge and experience Essential Extensive experience in software engineering, with a focus on large-scale, complex systems. Polyglot engineer comfortable working across multiple languages and frameworks (weve used Python, Java, Kotlin, Node.js, C#, JavaScript, Express, React and Next.js to name a few). ...

About The Role Deadline for applications: 11:59pm on 31st October 2025 Were looking for a Principal Software Engineer to shape the technical direction of high-profile projects and lead the delivery of modern, scalable software. We use technology to create impactful, human-centred solutions that make … complex technical challenges. About You Professional knowledge and experience Essential Extensive experience in software engineering, with a focus on large-scale, complex systems. Polyglot engineer comfortable working across multiple languages and frameworks (weve used Python, Java, Kotlin, Node.js, C#, JavaScript, Express, React and Next.js to name a few). ...

About The Role Deadline for applications: 11:59pm on 31st October 2025 Were looking for a Principal Software Engineer to shape the technical direction of high-profile projects and lead the delivery of modern, scalable software. We use technology to create impactful, human-centred solutions that make … complex technical challenges. About You Professional knowledge and experience Essential Extensive experience in software engineering, with a focus on large-scale, complex systems. Polyglot engineer comfortable working across multiple languages and frameworks (weve used Python, Java, Kotlin, Node.js, C#, JavaScript, Express, React and Next.js to name a few). ...