principal developer jobs in Hemel Hempstead

You will act as a key point of contact for clients and stakeholders, while supporting and mentoring junior colleagues across a wide range of challenging and rewarding projects.

You will join a forward-thinking consultancy known for delivering high-quality hydrological and land development work.

Job Description As a Senior Hardware /Principal Engineer, you will be working as part of a multidisciplinary team to formulate and optimise innovative hardware engineering solutions, for products such as Helmet Mounted & Head-Up Displays, Mission Computers, Flight Controls, Active Inceptors and other associated safety-critical technology. This role will provide you with the opportunity to work...

Job Description At CloudHQ, our mission is to deliver flexible, efficient, and resilient data center solutions to businesses worldwide. Founded by a pioneer in data center REITs, we are a rapidly growing organization with state-of-the-art data center sites globally in locations such as Ashburn, London, Frankfurt, Paris, Milan, Osaka, and São Paulo. As we embark on an exciting phase of global...

Job Description Opportunity to join a growing SME as they continue to develop their excellent C&S consulting engineering practice in the UK: - Opportunity to join as a senior/ principal civil engineer, as part of a thriving team and close to the owner director engineers - Relatively young practice (more than 10 years old), with a high-quality blend of people who have joined from larger...

Principal Software Engineer Fully Remote | Permanent | £85,000 - £115,000 Harrington Starr has partnered with a leading Global Payments Technology company who are seeking to hire a Principal Software Engineer to join their senior engineering leadership team. This is a rare opportunity to combine hands-on development with strategic influence, guiding architecture decisions and shaping the...

You will be a vital part of this evolution, contributing your expertise to our strategy and helping us redefine what services we offer our clients.

You will ensure buildings are designed to minimise fire risks, through contributing to the development of fire strategy reports, calculations and fire risk assessments.

Job Description Principal Electrical Engineer Location: Remote, UK Wide Salary: up to £85,000 (based on experience) Position: Permanent My client is an international engineering firm with teams and projects across the UK and Europe. They supply HV control & protection products alongside, electrical design, HV engineering and installation services to the leading electricity TSOs and DNOs...

Job Description A fantastic opportunity has arisen for a Principal Stress Engineer to join a specialist Mechanical Analysis function to support the structural design and development of a next-generation complex weapon platform. This role performs the duties of a senior structural analysis lead and reports into the Mechanical Analysis leadership team, working closely with multi-disciplinary...

Job Description For almost 50 years, Williams Racing has been at the forefront of one of the fastest sports on the planet, being one of the top three most successful teams in history competing in the FIA Formula 1 World Championship. With an almost unrivalled heritage of engineering and racing F1 cars and unforgettable eras that demonstrate it is a force to be reckoned with, the British squad...

Job Description About Intellias Intellias is a European-founded AI, Data and Software Development company with global delivery capability across Europe, India and Latin America. For more than 20 years, we've empowered our customers to embrace innovation at scale and contributed to the success of the world's leading brands. The company is featured in the Inc 5,000 Europe and IAOP Global...

Job Description About the Role We’re seeking a Principal AI Engineer to lead the design and implementation of advanced AI solutions across our product and business ecosystem. This is a unique opportunity to define and deliver an organisation-wide AI strategy — combining hands-on technical work with cross-functional influence to drive real impact. You’ll work closely with senior technology and...

Job Description Principal Mechanical Engineer, London. Excellent opportunity for an experienced Principal Mechanical Engineer to play a key part in the growth of an expanding M&E team within an International Engineering and Design Consultancy. Location: London Salary: £50,000 - 70,000 + Package benefits Job Description: The Resolute Group is working in partnership with an International...

You will not be required to do business development, however you will need to be client facing and be credible supporting the MD and growth team on meetings.

You will be focussed on retained GTM hires for startups and scale ups.

You will work closely with an established team focussed on the delivery of retained, committed search and contingent GTM project hires.

You will also mentor colleagues, manage projects, and contribute to work winning and client engagement.

You will be both the hands-on technical lead and the architect of our future technology direction, guiding our software team while setting the foundations for a scalable product and engineering organisation. Working closely with our valuation specialists and product team, you will design solutions that fundamentally transform how valuation advisory services are delivered.

Principal Hardware Engineer Initial 12 Month Contract Full time on site Rochester, Kent £94.24 Per Hour (Umbrella Rate - Inside IR35) The Role - Executing complex hardware design tasks in accordance with the hardware development plan, whilst meeting agreed timescales and allocated budgets - Conducting hardware requirements capture, preliminary design, detailed design including a range of...

Principal Software Engineer .NET £90,000-£110,000 Remote (UK) Do you thrive on building scalable solutions that power commerce worldwide? We're partnering with a rapidly expanding global payment platform fresh off a transformative acquisition. They're engineering a robust, merchant-centric ecosystem built on quality, resilience, and scale - and they need exceptional .NET Software Engineers to...

You will support in reverse engineering and deep understanding of vulnerabilities, including impact analysis and automation.

You must relish the challenge of findings critical vulnerabilities in complex software binaries through automation and manual practices. Creativity is highly valued; being able to find novel vulnerabilities is essential in this role.

You will work closely with Design, Animation, AI, Network, and Production to shape moment-to-moment gameplay while mentoring senior and mid-level engineers. Key Responsibilities Gameplay Architecture & Leadership - Define and own the gameplay programming architecture for a large-scale UE5 project.

Job Description At CloudHQ, our mission is to deliver flexible, efficient, and resilient data center solutions to businesses worldwide. Founded by a pioneer in data center REITs, we are a rapidly growing organization with state-of-the-art data center sites globally in locations such as Ashburn, London, Frankfurt, Paris, Milan, Osaka, and São Paulo. As we embark on an exciting phase of global...