Principal Mechanical Engineer - Building Services (Hybrid)

Company IconWSP in the UK & Ireland
Location IconLondon

A leading engineering firm in Greater London seeks a Principal Mechanical Engineer to lead prestigious projects in mechanical, electrical, and public health disciplines. The role involves supervising design teams, managing client relationships, and e...Read More>>.

Posted: June 6th, 2026
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Lead Mechanical Engineer for Defence Refit & Innovation

Company IconBabcock International
Location IconWest Devon

Babcock International is seeking a Principal Mechanical Engineer in Plymouth, Devon, with a starting salary from £61,474. This full-time role includes hybrid working arrangements. Responsibilities include leading a team in designing mechanical handl...Read More>>.

Posted: June 6th, 2026
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Principal Mechanical Engineer – Asset Performance & Net-Zero

Company IconBeeby Anderson Recruitment
Location IconBirmingham

A human-centric engineering consultancy in Birmingham is seeking a Principal/Associate Mechanical Engineer to lead the Operational Assets team. The successful candidate will drive sustainable solutions, oversee project delivery, and foster client rel...Read More>>.

Posted: June 6th, 2026
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Senior Mechanical Engineer - Mission-Critical Systems Hybrid

Company IconEnergi People
Location IconLondon

Energi People in London is seeking a Principal Mechanical Engineer to lead multidisciplinary projects across various sectors including transport, education, and healthcare. The role involves collaborating with experts in design and engineering to...Read More>>.

Posted: June 6th, 2026
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Principal Mechanical Engineer - Lead Global Infra, Hybrid

Company IconMaxim Recruitment
Location IconBristol

A leading global engineering consultancy is looking for a Principal Mechanical Engineer to lead the design of critical infrastructure projects. Based in Bristol, this role involves managing project timelines, ensuring quality assurance, and collabora...Read More>>.

Posted: June 6th, 2026
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Principal Mechanical Engineer — Lead Sustainable MEP Design

Company IconStantec
Location IconCity of Edinburgh

A consulting firm specializing in engineering solutions in Scotland is seeking a Principal Mechanical Engineer to lead multidisciplinary MEP engineering projects. The successful candidate will develop mechanical design solutions, mentor junior engine...Read More>>.

Posted: June 6th, 2026
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Water Sector Lead Mechanical Engineer (Hybrid)

Company IconCOSTAIN GROUP
Location IconGreater Manchester

A UK engineering firm is seeking a Principal Mechanical Engineer specializing in the water sector to join their team in Greater Manchester. The role involves ensuring compliance with industry standards, delivering engineering designs, and liaising wi...Read More>>.

Posted: June 6th, 2026
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Senior Mechanical Engineer - Hybrid Lead, Design & Impact

Company IconEbro Electronic GmbH
Location IconCambridge

Ein international tätiges Ingenieurunternehmen in Cambridge sucht einen Principal Mechanical Engineer, der ein talentiertes Team im Maschinenbau leitet. In dieser Rolle sind Sie verantwortlich für die Entwicklung innovativer mechanischer Lösungen,...Read More>>.

Posted: June 6th, 2026
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Principal Mechanical Engineer — Building Services Lead

Company IconStantec Consulting International Ltd.
Location IconGlasgow

A leading consulting firm in Glasgow is seeking a Principal Mechanical Engineer to lead multidisciplinary engineering projects. The successful candidate will manage teams and deliver high-quality design solutions. Strong experience in Building Servic...Read More>>.

Posted: June 6th, 2026
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Principal Mechanical Engineer - Hybrid, Low-Carbon Design

Company IconENGIE Group
Location IconLondon

ENGIE Group is looking for a Principal Mechanical Engineer (RED Specialist Services) to manage engineering design projects from their London or Newcastle office. The ideal candidate will have a significant background (over 15 years) in mechanical eng...Read More>>.

Posted: June 6th, 2026
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Senior Mechanical Engineer - Hydropower & Dams

Company IconStantec Consulting International Ltd.
Location Icon

Stantec Consulting International Ltd. is seeking a Principal Mechanical Engineer to join their hydropower team in the UK. The successful candidate will be responsible for the mechanical engineering design and associated work for various large-scale p...Read More>>.

Posted: June 6th, 2026
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Senior Principal Mechanical Engineer - Water Infrastructure

Company IconStantec Consulting International Ltd.
Location IconNewcastle upon Tyne

A leading international consulting firm seeks a Senior Principal Mechanical Engineer in Newcastle upon Tyne to lead complex mechanical design projects and provide strategic mentorship. The ideal candidate will have extensive experience in the water s...Read More>>.

Posted: June 6th, 2026
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Senior Principal Mechanical Engineer - Water

Company IconAccess Talent Group
Location Icon

Senior Principal Mechanical Engineer - Water(BST: 8:00 - 18:00 (Mon/Thurs) 8:00 - 16:00 (Fri))Access Talent Group are currently recruiting for a global engineering and environmental consultancy currently looking for Senior Princ...Read More>>.

Posted: June 6th, 2026
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Senior Mechanical Engineer - Lead Heavy Industry & WCM

Company IconE3 Recruitment
Location Icon

E3 Recruitment is seeking an experienced Head of Mechanical Engineering or Senior Mechanical Engineer in Eggborough. The role involves driving manufacturing operations, implementing HSEQ standards, and mentoring a team. You will also play a key ro...Read More>>.

Posted: June 6th, 2026
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Senior Mechanical Engineer – Building Services (Hybrid)

Company IconSkilled Careers
Location Icon

A building services consultancy in the UK is seeking a Senior Mechanical Engineer to join their collaborative team. The candidate will deliver mechanical designs, lead projects across various sectors, and mentor junior engineers. Familiarity with HVA...Read More>>.

Posted: June 6th, 2026
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Senior Mechanical Engineer - Sustaining (Hybrid, Semiconductors)

Company IconEdwards Vacuum, LLC
Location IconBristol

Edwards Vacuum, LLC in Bristol is looking for a Senior Mechanical Engineer - Sustaining to deliver mechanical engineering for semiconductor manufacturing equipment. This role will drive compliance, manage obsolescence, and lead technical investiga...Read More>>.

Posted: June 6th, 2026
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Senior Mechanical Engineer – Infrastructure & Energy Projects

Company IconAldwych Consulting Ltd
Location IconBristol

A global engineering consultancy based in Bristol is seeking a Senior Mechanical Engineer to lead critical infrastructure projects. The ideal candidate will have Chartered Mechanical Engineer status and strong design delivery experience. Join a colla...Read More>>.

Posted: June 6th, 2026
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Senior Cryogenic Mechanical Engineer – Quantum Hardware

Company IconPsiQuantum
Location IconDaresbury

A leading quantum computing firm is seeking an experienced engineer at their UK site in Daresbury to lead the design, build, and testing of cryogenic systems for quantum computing. The role involves designing cryogenic assemblies, performing finite e...Read More>>.

Posted: June 6th, 2026
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Senior Mechanical Design Engineer - Complex Systems Lead

Company IconMarshall Land Systems Ltd
Location IconCambridge

Marshall Land Systems Ltd is seeking a Senior Mechanical Design Engineer to lead mechanical design activities across various programmes. This role emphasizes technical ownership and collaboration with cross-functional teams to ensure high-quality...Read More>>.

Posted: June 6th, 2026
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Senior Mechanical Engineer, Automation & Robotics

Company IconVARGO Group
Location IconReading

A technology start-up is seeking a Senior Mechanical Engineer to develop innovative automated production systems for sustainable agriculture. You will lead the design of mechanical solutions, ensure integration with other engineering disciplines, and...Read More>>.

Posted: June 6th, 2026
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Lead Mechanical Design Engineer – Actuators & Hydraulics

Company IconVerso Recruitment Group
Location IconBorough of Runnymede

Verso Recruitment Group is seeking a Senior Mechanical Design Engineer based in Surrey. The successful candidate will lead the design of complex mechanical systems, specifically focusing on actuators and hydraulic components. This permanent role i...Read More>>.

Posted: June 6th, 2026
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Senior Mechanical Engineer, Data Centres - Flexible Work

Company IconRamboll
Location IconCity of Edinburgh

Ramboll is seeking a Senior Mechanical Engineer for Datacentre projects in Edinburgh, UK. You will manage your own projects, lead design efforts for mechanical systems, and collaborate with various engineering teams. A strong engineering background,...Read More>>.

Posted: June 6th, 2026
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Senior Mechanical Engineer – Water Infrastructure Lead

Company IconStantec Consulting International Ltd.
Location IconReading

A leading engineering consultancy in the UK is seeking a Senior or Principal Mechanical Engineer to manage mechanical designs for water projects. The role involves overseeing the full project lifecycle, from concept to construction support. Candidate...Read More>>.

Posted: June 6th, 2026
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Senior Mechanical Engineer: Design, Delivery & Global

Company IconMatthew James Group Ltd
Location IconCamberley

A leading engineering company is seeking a Senior Mechanical Engineer in Camberley. This hands-on role involves project delivery from design to implementation, requiring a degree in Mechanical Engineering and experience in a manufacturing environment...Read More>>.

Posted: June 6th, 2026
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SENIOR MECHANICAL ENGINEER - Hybrid Greater Bristol Area

Company IconARCA Resourcing Ltd
Location IconPortishead

Senior Mechanical Engineer Greater Bristol Area, UK 3 days per week onsite | Hybrid/Flexible Working Options Shape the Future of Advanced Technology Manufacturing An exciting opportunity has arisen for a Senior Mec...Read More>>.

Posted: June 6th, 2026
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Principal Marine Engineer — Lead Ship Design & Innovation

Company IconExpleo Group
Location IconBristol

A leading engineering consultancy in the UK is looking for a Principal Marine Engineer to spearhead marine engineering projects, mentor junior staff, and interface with clients to provide innovative solutions. Candidates must have a degree in a relev...Read More>>.

Posted: June 6th, 2026
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Senior Mechanical Engineer, Water & MEICA Design Lead

Company IconMott MacDonald
Location Icon

A global consultancy firm is searching for a Senior Mechanical Engineer to join their Water Consultancy Division in the UK. The ideal candidate will manage MEICA design, oversee project deliverables, and contribute to business development in the wate...Read More>>.

Posted: June 6th, 2026
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Senior Mechanical Engineer - Fluid Systems Lead (Nuclear)

Company IconAssystem GmbH
Location IconLancashire

Assystem GmbH is seeking a Senior Mechanical Engineer for their Fusion and Modular Nuclear Business Unit in Blackburn, United Kingdom. The role involves leading fluid system development, managing design documentation, and ensuring compliance with saf...Read More>>.

Posted: June 6th, 2026
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Senior Mechanical Engineer Contract

Company IconEnvirogen Technologies Inc.
Location Icon

Envirogen Group UK Limited is seeking a talented Senior Mechanical Engineer on a contract basis to join our innovative engineering team. In this role, you will be responsible for designing and developing mechanical c...Read More>>.

Posted: June 6th, 2026
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Senior Mechanical Engineer - Global Travel, Flexible Hours

Company IconChiltern Park Recruitment
Location IconMalton

A global engineering company is seeking a Senior Mechanical Engineer based near York. This role involves serving as the primary contact for customers, providing technical support and producing engineering documentation. Candidates should have a Bache...Read More>>.

Posted: June 6th, 2026
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Principal Mechanical Design Engineer - FRO (18-24m FTC)

Company IconDangote Industries Limited
Location IconBiggin Hill

Are you ready to make your mark in the world of Formula 1? At Formula 1, we are passionate about delivering the world’s greatest sports and entertainment spectacle leaving a positive legacy wherever we race. Innovation has alway...Read More>>.

Posted: June 6th, 2026
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Senior Mechanical Engineer – Naval Defense, Hybrid

Company IconUltra Electronics Group
Location IconLondon

Ultra Electronics Group is seeking a candidate for an engineering role focused on naval technology in Greater London. The position involves identifying materials, developing solutions, and delivering engineering projects with high quality and complia...Read More>>.

Posted: June 6th, 2026
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Senior Mechanical Engineer, Rail Stations & Systems Design

Company IconWSP in the UK & Ireland
Location IconBirmingham

WSP in the UK & Ireland is seeking a Mechanical Design Engineer for the Rail environment in Birmingham. The position will involve interpreting client specifications and designing pipework, ventilation, and heating systems. The candidate should posses...Read More>>.

Posted: June 6th, 2026
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Senior Mechanical Engineer — Sustainable MEP Lead (Hybrid)

Company IconBuro Happold Limited
Location IconCambridge

Buro Happold Limited is seeking a Senior Mechanical Engineer to join their Building Environments team in Cambridge. The position involves leading MEP projects, focusing on sustainable and high-performance buildings, including educational and herit...Read More>>.

Posted: June 7th, 2026
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Senior Principal Mechanical Engineer | Hybrid, Career Growth

Company IconVertical Recruitment Limited
Location IconManchester

Vertical Recruitment Limited is seeking a Principal Mechanical Engineer to join their team in Manchester. In this role, you will lead the mechanical engineering delivery across large-scale projects and provide technical guidance to teams.Th...Read More>>.

Posted: June 8th, 2026
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Principal Mechanical Design Engineer - 6-Month Contract

Company IconEnergy Jobline ZR
Location IconStevenage

Energy Jobline ZR is seeking a Principal Mechanical Design Engineer for a 6-month contract based in Stevenage or Bristol. The role involves developing products to meet customer needs and progressing designs into production while addressing technic...Read More>>.

Posted: June 8th, 2026
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Senior Building Services Mechanical Engineer – Hybrid Role

Company IconOccupop
Location IconWest Midlands

Occupop is seeking a Senior Mechanical Engineer for building services in West Midlands, England. This role involves interpreting client requirements, maintaining project documentation, and ensuring compliance with regulations.The ideal cand...Read More>>.

Posted: June 8th, 2026
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Senior Mechanical Engineer – Hybrid, Global Projects & Growth

Company IconRendel Limited
Location IconLondon

Rendel Limited is seeking a Senior Mechanical Engineer to join their team in London, focusing on delivering engineering solutions in major projects worldwide. As a key player, you will conduct detailed mechanical designs and collaborate closely wi...Read More>>.

Posted: June 11th, 2026
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Principal Mechanical Engineer — Net-Zero Building Performance

Company IconBeeby Anderson Recruitment
Location IconBirmingham

A leading engineering consultancy in Birmingham is seeking a Principal/Associate Engineer to join their Operational Assets team. The role involves securing new projects, leading teams, and delivering sustainable solutions for existing buildings. Cand...Read More>>.

Posted: June 12th, 2026
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Lead Mechanical Design Engineer – Delivery & Compliance

Company IconRoc Search GmbH
Location IconWales

Roc Search GmbH is seeking a Lead Engineer to join their Engineering department near Monmouth. This role involves mechanical design, ensuring compliance with industry standards, and supporting various business functions.Candidates should po...Read More>>.

Posted: June 12th, 2026
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Senior Mechanical Engineer - Water & Flood Defence

Company IconStantec Consulting International Ltd.
Location IconCambridge

Stantec Consulting International Ltd. is seeking a Senior or Principal Mechanical Engineer with Water Sector experience to join their Flood and Coastal team in Cambridge or Bristol. This role offers the opportunity to work on high-profile projects...Read More>>.

Posted: June 13th, 2026
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Senior Mechanical Engineer - Hybrid, Design & Maintenance

Company IconTatton Recruitment
Location Icon

Tatton Recruitment is searching for a Senior Mechanical Engineer to join their team. This permanent, hybrid position is based in the Southwest area of Devon and Torbay. The role involves providing mechanical engineering support, conducting maintenanc...Read More>>.

Posted: June 16th, 2026
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Senior Mechanical Engineer – Nuclear/Regulated Projects (Flexible)

Company IconEmployment Solutions Ltd
Location IconWinchester

Employment Solutions Ltd has a fantastic opportunity for a Senior Mechanical Engineer to join a specialist engineering team in Winchester. The role involves delivering engineering activities from concept to operational support on complex projects...Read More>>.

Posted: June 25th, 2026
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Senior Mechanical Engineer – Nuclear Decommissioning Lead

Company IconCarrington West
Location Icon

Carrington West is seeking a Senior Mechanical Engineer to join a landmark project in the UK Nuclear Sector. The role involves leading engineering decisions on complex nuclear decommissioning programmes with a focus on compliance and technical sup...Read More>>.

Posted: June 25th, 2026
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Senior Mechanical Engineer — MEP Lead for Decarbonisation

Company IconCalibre Search
Location IconWales

Calibre Search is seeking a Principal Mechanical Engineer to join their team in Cardiff. This role involves collaborating with multidisciplinary teams on various projects while ensuring the delivery of quality mechanical designs.The ideal c...Read More>>.

Posted: June 20th, 2026
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Senior Mechanical Engineer - Water & Utilities Design Lead

Company IconAdler & Allan Ltd
Location IconLeeds

Adler & Allan Ltd is seeking a Senior Mechanical Engineer primarily for the Water industry, with responsibilities spanning project management, technical guidance, and collaboration with clients. The ideal candidate will have a mechanical engineeri...Read More>>.

Posted: June 20th, 2026
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Senior Mechanical Engineer – Aerospace Release Systems

Company IconHarris Geospatial Solutions
Location Icon

Harris Geospatial Solutions is seeking a Senior Mechanical Engineer at their Brighton location. The role involves providing technical design input, leading engineering programmes, and ensuring alignment with requirements.Ideal candidates wi...Read More>>.

Posted: June 20th, 2026
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Senior Mechanical Engineer - Next-Gen Sensors (Hybrid)

Company IconLeonardo UK Ltd
Location IconSouthampton

Leonardo UK Ltd is seeking Mechanical Engineers to join their team in Southampton, focusing on developing advanced sensors. The role emphasizes compliance, detailed design, and hands-on implementation across the engineering lifecycle.Applic...Read More>>.

Posted: June 20th, 2026
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Lead Mechanical Engineer - Industrial Machinery & Projects

Company IconRussell Taylor Group Ltd
Location IconBarnsley

Russell Taylor Group Ltd is seeking a Senior Mechanical Engineer for a full-time position in Barnsley, South Yorkshire. The role involves leading bespoke engineering projects from concept to delivery, and candidates should have experience with mec...Read More>>.

Posted: June 20th, 2026
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Mechanical Design Engineer - Hybrid (London) with Fast Growth

Company IconBeeby Anderson Recruitment
Location IconLondon

A leading engineering consultancy in Greater London is seeking an experienced Intermediate Mechanical Design Engineer to join their team. In this role, you'll engage in designing mechanical engineering systems across various sectors including Educati...Read More>>.

Posted: June 21st, 2026
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