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>>.

A leading engineering firm is looking for a Senior Mechanical Engineer – Site & Facilities in Barrow-in-Furness. The role involves reviewing HVAC and LEV system designs, providing technical advice, and ensuring compliance with regulatory standards....Read More>>.

A global engineering leader is seeking a Senior Principal Mechanical Engineer in Bristol. This role involves leading design development for nuclear systems, conducting risk assessments, and ensuring compliance with regulatory standards. The ideal can...Read More>>.

A leading engineering consultancy in Cardiff is seeking a Senior Mechanical Engineer to provide mechanical design advice and deliver innovative solutions for complex projects. The ideal candidate will have proven experience in mechanical engineering,...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>>.

A forward-thinking consultancy in the UK seeks an experienced Senior Mechanical Engineer to lead impactful projects with a focus on sustainable design. You will take ownership of new-build and refurbishment projects while collaborating closely with c...Read More>>.

A leading energy transition company in the UK is seeking a Senior Mechanical Engineer to join the Fusion and Modular Nuclear Business Unit. This role will involve ensuring supplier deliverables meet requirements, developing complex design documents,...Read More>>.

Assystem is seeking a Senior Mechanical Engineer in Warrington to deliver critical mechanical work within the nuclear sector. This role involves producing and checking designs, guiding engineering teams, and ensuring compliance with UK regulations. T...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>>.

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>>.

JN Bentley is seeking a Senior Mechanical Engineer to contribute to impactful water and wastewater projects in Shifnal, England. This role involves leading mechanical designs and ensuring projects meet quality standards while positively affecting...Read More>>.

L3Harris Technologies is seeking a Senior Mechanical Engineer in Brighton, UK, focusing on leading design and engineering projects in the aerospace domain. This role involves guiding mechanical designs, managing engineering packages, and ensuring...Read More>>.

Assystem GmbH is seeking a Principal Mechanical Engineer to work on EOT cranes and mechanical handling systems in military projects. This role, based in Helensburgh, Scotland, involves key responsibilities such as ensuring safety and fitness of de...Read More>>.

Carrington West seeks a Senior Mechanical Engineer to join a leading multidisciplinary engineering consultancy, focusing on building services for healthcare, education, residential, commercial, and other sectors.You will deliver high-qualit...Read More>>.

WSP is seeking a Principal Mechanical Engineer to lead mechanical design and piping projects in process industries. Based mainly in office with some site assignments, the role requires delivering technical solutions, supervising teams, and coordin...Read More>>.

WSP is seeking a Principal Mechanical Engineer to lead mechanical design and delivery for process projects in fine chemicals, food and pharmaceutical sectors, based in Cardiff. You will drive technical excellence, manage scope, cost and schedule a...Read More>>.

AtkinsRéalis is seeking a Senior/Principal Mechanical Engineer to lead a range of nuclear civil and defence projects in the UK. The role involves steering multi-disciplinary teams, delivering design and substantiation, and collaborating with clie...Read More>>.

Advance Training & Recruitment Services is seeking a Principal / Associate Mechanical Engineer – Water in Exeter. You will lead the mechanical design and act as discipline lead on multidisciplinary water projects across the UK, balancing technic...Read More>>.

Advance Training & Recruitment Services seeks a Senior Mechanical Engineer – Water in Exeter. Hybrid role delivering mechanical design for water and wastewater projects across the UK, from feasibility to detailed design, partnering with clients...Read More>>.

Grand Arcade in Bridgwater is looking for a Senior Mechanical Engineer specializing in pressure equipment. In this role, you will oversee compliance and ensure structural integrity across various projects, as well as maintain effective technical g...Read More>>.

AECOM is seeking a Senior Mechanical Engineer to join the South West and Wales Water team, with flexibility to base from Exeter, Bristol or Cardiff. You will contribute to multi‑billion pound UK water programmes, delivering both water and wastew...Read More>>.

Nuclearinst is seeking a Principal Mechanical Engineer to drive innovation in Defence Nuclear Engineering. This full-time position, based in Warrington or Bristol, involves leading multidisciplinary teams, ensuring compliance with engineering stan...Read More>>.

Stantec is seeking a Senior Mechanical Engineer to join our Water team in Edinburgh or Glasgow. You will take ownership of mechanical design across water and wastewater projects, guiding feasibility through to commissioning while managing multidis...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’s Water Utilities Division invites a Chartered mechanical engineer to contribute to AMP8-ready projects across the UK. You will lead MEICA design, coordinate with multiple disciplines and support client relations and bids.A...Read More>>.

Senior Mechanical Engineer - Building Services Warwick Why this role? As aSenior Engineer-Mechanical Services,you areexpectedto have astrongtrack record in one or, preferably,multiple sectors that BakerHicks operat...Read More>>.

Stantec is expanding its Midlands Mechanical Engineering team. We are seeking a Principal Mechanical Engineer to lead technical delivery, mentor engineers and drive excellence across water and wastewater projects in the Midlands and beyond....Read More>>.

Cundall's Edinburgh office is seeking a Senior Mechanical Engineer to lead mechanical building services design across diverse, high-profile projects. You will own the full lifecycle from concept through to handover, collaborating with a cross-disc...Read More>>.

Inyanga Maritime is seeking a Senior Mechanical Engineer to join a highly experienced engineering team working on HydroWing and the Morlais project. You will contribute across the full lifecycle—from concept to offshore deployment—leading desi...Read More>>.

Rider Levett Bucknall (RLB) is seeking a Senior/Associate Mechanical Engineer to lead mechanical design and verification across diverse building services projects in Manchester.You will deliver from feasibility through to construction, coor...Read More>>.

Kingdom People is recruiting a Principal Mechanical Engineer Aerospace in Fareham to own technical direction for FEA/CFD and to lead complex product design from customer brief through to manufacture and installation. You will act as a technical au...Read More>>.

Arctic Research and Development in Calmsden, Cirencester, UK seeks a Senior Mechanical Engineer to own the design, build, and deployment of cold-hardened hardware, from field-ready energy systems to autonomous surface and sub-surface platforms. Yo...Read More>>.

The Form Partnership in Bristol is seeking a Principal Mechanical Engineer to lead mechanical design delivery for our growing client portfolio. You will work within an agile MEP and sustainability team to develop integrated systems and ensure proj...Read More>>.

Stantec Consulting International Ltd. is seeking a Senior Principal Mechanical Engineer to lead the mechanical design of nationally significant water projects in the North West, based in Manchester or Warrington.You will provide technical l...Read More>>.

AECOM Manchester is seeking a Principal Mechanical Engineer with strong design experience in building services. You will lead the MEP design, manage your own work within a multidisciplinary team, and ensure the highest levels of client service....Read More>>.

AECOM is seeking a Principal Mechanical Engineer to lead MEP design on high-profile projects. You will drive detailed design, coordinate with engineers across disciplines and maintain exceptional client service.Ideal candidates will have co...Read More>>.

Stantec is seeking a Principal Mechanical Engineer to lead the technical delivery of mechanical projects within the UK water sector. You will oversee feasibility through to commissioning, ensuring safe, sustainable and high-quality designs....Read More>>.

AECOM is seeking a Principal Mechanical Engineer for our Building Services Design Consultant Engineering team in Croydon. Lead MEP and multidisciplinary teams on UK/European/worldwide projects, provide technical training to junior engineers, and c...Read More>>.

Centrica Business Solutions in Salford is seeking a Senior Mechanical Engineer to lead delivery of low-carbon building services, developing sustainable, zero-carbon mechanical designs and overseeing installation with clients.You will design...Read More>>.

Energy Jobline ZR seeks a Senior Mechanical Engineer in Cambridge to drive design from early concepts through high‑volume manufacture for next‑generation medical devices. You will work within a multidisciplinary team to develop precision mecha...Read More>>.

Mott MacDonald Bentley is seeking a Senior Mechanical Engineer to lead the mechanical design of water and wastewater infrastructure. You will coordinate with electrical, civil, geotech and process designers to deliver projects on programme and wit...Read More>>.

Pertemps Northampton's client is seeking a Mechanical Engineer for a permanent position near Low Marnham, NG23. Apprentice-trained to level 2 (C&G / EAL NVQ) or with related mechanical experience will be considered. The role involves maintaining p...Read More>>.

Pertemps Isle of Wight is recruiting a Marine Mechanic / Marine Engineer for a leading marine engineering business in East Cowes. The role is a temporary contract with potential for permanency, offering 37.5 hours per week and pay of £15-£17 per...Read More>>.

Taylor Hobson invites a Principal Mechanical Engineer to join our world-class R&D team, pushing ultra-high-precision technology toward nanometre accuracy. You will lead concept and detailed design efforts, mentor engineers, and shape robust soluti...Read More>>.

Skilled Careers is working with a Birmingham-based M&E consultancy to appoint a Senior Mechanical Engineer. You will lead mechanical design, deliver projects and liaise with clients, architects and contractors, ensuring quality and regulatory comp...Read More>>.

Centrica in Salford is seeking a Senior Mechanical Engineer to join our Hybrid team, delivering design and maintenance of energy systems across on-site assets. The role offers hybrid working and a permanent, full-time contract, with opportunities...Read More>>.

Centrica Business Solutions seeks an experienced Senior Mechanical Engineer in Salford, offering hybrid working and a full-time permanent role. You will design and integrate low-carbon mechanical building services, interact directly with clients,...Read More>>.

Cento is seeking a Senior Mechanical Engineer to join its Leeds design team, leading the mechanical design of complex building services projects, including healthcare refurbishments and new builds. You will take on hands-on design, project leaders...Read More>>.

MEPJOBS UK in Leicester seeks an experienced MEP Engineer to lead the mechanical and electrical design effort within the project team. You will manage engineers, coordinate design activities, and ensure delivery aligns with client briefs and deadl...Read More>>.