WSP in the United Kingdom is seeking a Principal Mechanical Engineer to lead mechanical design and delivery for process projects in fine chemicals, food and pharmaceutical sectors. You will drive technical delivery, costs, changes and programme ac...Read More>>.

Arcadis is the world's leading company delivering sustainable design, engineering, and consultancy solutions for natural and built assets.We are more than 34,000 people, in over 30 countries, dedicated to improving quality of life. Every...Read More>>.

Mott MacDonald is seeking a Principal Mechanical Engineer (Public Health) to support the Tunnel Systems MEP team. You will oversee technical quality, ensure outputs meet project requirements, and lead public health design across the full project l...Read More>>.

Hoare Lea is seeking a Senior / Principal Mechanical Engineer to join our Data Centre & Mission Critical (MCDC) team. You will lead day-to-day mechanical design for data centre projects, engaging directly with clients and coordinating multidiscipl...Read More>>.

Metropolitan Services is looking for a Mechanical Senior Engineer to support the Technical Services department. This permanent role will be based between the Greenwich and Canary Wharf offices and involves client liaison, technical support, and co...Read More>>.

Principal Mechanical Engineer – Data Centre & Mission CriticalLeedsAbout usHoare Lea is a human-centric and planet-conscious engineering consultancy. We offer intelligent and sustainable solutions to complex design...Read More>>.

Cundall is seeking an experienced mechanical building services expert to join our Birmingham office. You will deliver cutting-edge mechanical design solutions for high-profile projects, while managing multidisciplinary teams and coordinating with...Read More>>.

Rider Levett Bucknall (RLB) in Leeds is seeking a Senior or Associate Mechanical Engineer to deliver MEP building services design from feasibility through to construction, working with a multidisciplinary team.You will lead day-to-day desig...Read More>>.

Introba seeks a Senior Mechanical Engineer to lead design delivery for diverse building projects across the UK. You will coordinate mechanical and fire systems, mentor junior engineers, and ensure alignment with ACE Agreement and company standards...Read More>>.

CBG Consultants Ltd in Cambridge is seeking a Senior Mechanical Engineer to lead mechanical services design with a focus on efficiency and building physics. The role is hybrid, working with teams in London, Oxford and Cambridge under senior engine...Read More>>.

Stantec Consulting International Ltd. seeks a Senior or Principal Mechanical Engineer to join the Building Services (MEP) team in Manchester or Leeds. You will lead multidisciplinary projects from concept through detailed design, engaging with cli...Read More>>.

Shirley Parsons is seeking a Senior Mechanical Engineer for a 12-month contract to deliver mechanical design across water infrastructure projects in the UK. The role is hybrid with offices in Manchester, Leeds, or Chester and requires occasional s...Read More>>.

Microsoft Research Cambridge is seeking a senior hands-on Mechanical Engineer to design, build, test, and refine precision mechanical systems used in photonics and fibre-optic research. This is not a purely design-focused role.The ideal can...Read More>>.

Beeby Anderson Recruitment is seeking a Principal/Associate Mechanical Engineer for a Birmingham-based Operational Assets team. The role focuses on existing buildings, delivering pragmatic solutions and using real-time building data to progress to...Read More>>.

Senior/Lead Mechanical Engineer - Renewables Scale-Up We are conducting a search on behalf of a pioneering synthetic fuel company dedicated to decarbonising heavy industry who have recently raised over £10million in funding. This comp...Read More>>.

Rivan Industries seeks a Senior Mechanical Engineer to own an entire sub-system, driving design, integration, and manufacturability. You will tackle reactors, electrolyser, or DAC modules, crafting concept generation, test rigs, and supplier coord...Read More>>.

WSP in London is seeking an experienced Senior to Associate Mechanical Engineer to lead design of data centre mechanical systems within the Mission Critical Facilities team.You will deliver mechanical distribution design, advise clients on...Read More>>.

Mott MacDonald is seeking a Principal Mechanical Engineer (Public Health) to lead the MEP design of tunnel systems. The role oversees technical quality, ensures outputs meet project requirements, and guides design across the full lifecycle, includ...Read More>>.

Mott MacDonald is seeking a Principal Mechanical Engineer (Public Health) to lead the tunnel systems MEP team. You will oversee technical quality, ensure outputs meet project requirements, and lead design across the full lifecycle, including drain...Read More>>.

Black & White Engineering in London is seeking an experienced Senior Mechanical Engineer to lead mission-critical data centre projects in Europe. Based from our London office, you will design high‑performance mechanical systems and guide multidi...Read More>>.

AFRY is seeking an experienced engineer to join its Energy Division in the UK, within the Thermal and Renewable Energy team. You will lead design, analysis and problem-solving across projects, delivering high-quality outputs and supporting constru...Read More>>.

Cundall, a global multidisciplinary consultancy, is seeking an experienced mechanical engineer to join our Critical Systems team. You will lead and support the delivery of innovative mechanical design solutions for data centre projects in the UK a...Read More>>.

StandardX is seeking a Mechanical Engineer to own mechanical subsystems for its particle accelerator and target station hardware, guiding concepts through design, analysis, manufacture and integration.You will work hands-on on the shop floo...Read More>>.

Morgan McKinley (South West) is seeking a Mechanical Engineer for a 3-month, on-site contract in Worcestershire to drive a project from detailed design into prototype build, testing, and evaluation.You will finalize designs, BOMs, data pack...Read More>>.

Mechanical Engineer - Programme Manager - Drug Delivery DevicesA period of significant growth has created an opportunity for a Programme Manager with a strong Mechanical Engineering background and deep, hands‑on experience in drug deli...Read More>>.

Newton Colmore in Cambridge is seeking a Programme Manager with a strong Mechanical Engineering background to lead several drug delivery device development programmes.You will mentor junior engineers, own core mechanical design activities,...Read More>>.

Berkshire Grey in Bedford, UK seeks a Principal Mechanical Engineer to join a new product development team, transforming customer challenges into integrated electromechanical systems.You will design, prototype, test, and launch products wit...Read More>>.

Belcan is seeking a Senior Mechanical Engineer for a 12 month Inside IR35 contract based in Pitstone, Buckinghamshire, on-site. You will lead through life support activities, own investigations, and drive robust, manufacturable designs.The...Read More>>.

Senior or Principal Mechanical Engineer is required to join our Newcastle office to lead medium-sized projects and inspire the team. You will coordinate building services design and project services for data centre and mission critical environment...Read More>>.

Cranleigh Scientific in the United Kingdom is seeking a Lead Product Development Engineer to drive electro-mechanical product development from concept through testing, certification and production. The role is office-based at Lytham St Annes with...Read More>>.

Mechanical Engineer – Programme Manager – Drug Delivery Devices A period of significant growth has created an opportunity for a Programme Manager with a strong Mechanical Engineering background and deep, hands‑on experience in drug...Read More>>.

WSP is seeking a Principal/Associate Mechanical Engineer to lead mechanical building services designs for railway stations and other railway buildings across the UK and globally. You will deliver high quality designs, supervise teams, and engage w...Read More>>.

Pin Point Recruitment are recruiting an experienced Senior Mechanical Engineer to join a well-established chemical manufacturing organisation at its West Thurrock site. You will lead mechanical engineering activities across the site and provide te...Read More>>.

Amentum seeks a Senior Mechanical Engineer for the BEPPS2 project in Birchwood, Warrington. You will lead planning and coordination of design activities and deliver engineering solutions across the full project life cycle.The role requires...Read More>>.

AECOM in the Midlands is recruiting a Senior Mechanical Engineer to lead and support mid-large projects within Building Services. The role requires delivering designs from concept to handover, with chartership preferred and a background in buildin...Read More>>.

Skilled Careers seeks a Principal Mechanical Engineer to lead the mechanical design for data centre and technology projects in London. You will manage concept to construction, mentor teams and ensure technical excellence across disciplines, while...Read More>>.

Ignis Global in the United Kingdom is seeking a Senior Building Services Engineer to lead end-to-end mechanical and public health design projects and front the client relationship.You will supervise testing and commissioning, produce drawin...Read More>>.

WSP in the UK & Ireland is seeking a Senior to Associate Mechanical Engineer in London, focusing on the data centre sector within the Mission Critical Facilities team. You will lead design of mechanical systems, provide technical reports and coord...Read More>>.

Astute People, in Tilbury, is recruiting a Mechanical Engineer for a new-build Energy from Waste plant. The role leads a mechanical maintenance team to ensure high plant availability during construction and operation, with close EPC collaboration....Read More>>.

Aldwych Consulting Ltd in Birmingham is seeking a Senior or Principal Mechanical Engineer to lead mechanical building services design on a varied portfolio. You will drive projects from concept through delivery while mentoring junior staff....Read More>>.

Rider Levett Bucknall (RLB) in Leeds is seeking a proactive Senior/Associate Mechanical Engineer to deliver day-to-day mechanical building services design on live projects, from feasibility through to construction, working closely with electrical...Read More>>.

WSP is hiring an experienced Senior to Associate Mechanical Engineer in Birmingham, focusing on the Data Centre sector within the Mission Critical Facilities team. You will develop designs for mechanical distribution from CHW to LTHW and lead the...Read More>>.

WSP is seeking an Engineer/Senior Mechanical Engineer, MEP (Rail) for roles in London and Birmingham. You will interpret client specs and develop designs for rail-specific mechanical systems, including pipework, heating, cooling, and ventilation,...Read More>>.

Stryker is seeking a Senior Staff Mechanical Engineer in the United Kingdom to drive medical device product development. You will lead technical workstreams, translate user and business needs into robust mechanical and electro‑mechanical designs...Read More>>.

Aldwych Consulting is seeking a Senior or Principal Mechanical Engineer to lead delivery of mechanical building services projects from Birmingham. You will design HVAC, heating, ventilation, cooling and domestic water systems, produce calculations...Read More>>.

Brightsmith in the United Kingdom is seeking a Senior Mechanical Engineer to own the mechanical design of key components within a compact energy system. You will lead from concept through prototyping and testing, turning ideas into manufacturable...Read More>>.

MWH Treatment Limited in the UK is seeking a Senior Mechanical Engineer to lead mechanical design across major water and wastewater projects. You will develop buildable solutions, review outputs for safety and sustainability, and mentor junior eng...Read More>>.

Black & White Engineering is seeking a Senior/Principal Mechanical Engineer to guide the design and delivery of advanced building services and critical infrastructure projects across the UK.You will lead mechanical design packages, deliver...Read More>>.

NES Fircroft in Dorset is seeking an experienced Mechanical Engineer to provide day-to-day support across the asset and lead the Mechanical Technician Team to deliver safe, reliable maintenance.You’ll also play a role in improving equipme...Read More>>.

PWHytek is seeking a Principal Mechanical Engineer to join an established engineering team delivering specialist tooling solutions in a highly regulated environment. You will lead, hands‑on design and development, and mentor a medium‑sized tea...Read More>>.