Within the Engineering team, the Mechanical Engineer will integrate operational engineering multi-disciplines teams delivering projects at various phases, from FEED to commissioning, or in assistance to Plant Operation in the UK. Responsibilities...Read More>>.

Mechanical Design Engineer (Lead / Principal grade) Our client is seeking a highly experienced Principal Mechanical Engineer (contract or permanent) to lead the design and delivery of complex water and wastewater infrastructure project...Read More>>.

Corriculo Recruitment provided pay rangeThis range is provided by Corriculo Recruitment. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more.Base pay rangePrincipal...Read More>>.

As we win new work our workload increases, which means we have an exciting opportunity to join our established Belfast team. You will have responsibility for design and management of mechanical building services projects in complex buildings, i...Read More>>.

Principal Engineer (Mechanical) - Diagnostic Medical Devices Hartmann Young have partnered with an innovative biotechnology company in the East Anglia region of the UK, who are expanding their engineering team with the addition of a Pr...Read More>>.

Advanced Engineering & Clean‑Tech MachineryPermanentHybridAre you an experienced Mechanical Design Engineer looking to take the lead on complex, cutting‑edge engineering projects?We’re supporting a pioneering engi...Read More>>.

The Principal Mechanical Engineer at ETA is a key member of the engineering team, responsible for the mechanical design, thermal performance, and physical integration of electric motors within ETA products. This role focuses on deliverin...Read More>>.

Protecting What Matters. Powering The Future Of Naval Technology. Ultra Maritime is a global leader in advanced maritime defence solutions. We operate at the forefront of innovation, delivering technologies that protect lives, secure n...Read More>>.

Get AI-powered advice on this job and more exclusive features.This range is provided by Amida Group. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more.Base pay rangeDirect...Read More>>.

Job title Principal Mechanical Engineer Contract type Permanent Telework? Hybrid (telework possible) Description of the assignment Position – Principal Mechanical Engineer...Read More>>.

Job Summary WSP is seeking a Principal Mechanical Engineer to lead mechanical engineering design and delivery for process projects in fine chemicals, food, and pharmaceutical sectors. Roles and Responsibilities Le...Read More>>.

Internal applicants are welcome. Mott MacDonald Bentley (MMB) is a capital delivery partner for Wessex Water. We manage projects across the region up to 2030, with potential for extension. Wessex Water serves 2.9 million customers...Read More>>.

Principal / Associate Mechanical Engineer – Water Location: Exeter (Hybrid)Salary: Up to £75,000 + Excellent Benefits An exciting opportunity has arisen for a Principal / Associate Mechanical Engineer to join a leading e...Read More>>.

Swavesey, United Kingdom // Engineering // With Professional ExperienceAs part of a multi-disciplined team and a modern Engineering department, this role involves the continuous improvement of the Company’s world leading products thr...Read More>>.

Principal Mechanical Engineer Location: Bristol or Warrington, Cheshire Compensation: Competitive Salary + Benefits Role Type: Full time / Permanent Drive Innovation in Defence Nuclear Engineer...Read More>>.

Company Description Job Title: Mechanical - Principal Engineer Division: Water Location:Leeds Ayesa Engineering is a global consultancy with more than 3,200 employees. Its UK & Ireland business...Read More>>.

Falmouth (UK), Anglesey (Wales), Quimper (France) 29/09/2026 - 12:00 Inyanga Maritime is at the forefront of the global marine renewable energy industry, combining world-class engineering with specialist marine operations to del...Read More>>.

Responsible Mechanical Engineer Location: Hartlepool, Co Durham Contract Type: Permanent / Full Time Closing Date: Aug 13th, 2026 Ref: 1659709 Responsible Mechanical Engineer...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. Ever...Read More>>.

Role description:We are looking for a Principal Mechanical Engineer with previous experience working in a consultancy environment to join our Places Design Practice. In this role, you’ll be delivering elegant and efficient mechanical...Read More>>.

Role Purpose Chess Dynamics is an established Leading Design and Manufacturing business, with several sites across the UK. Our product/systems range is cutting edge and services the defence industries with solutions that fully meet spe...Read More>>.

Job Description SummaryAs a global leader in life sciences research support, STEMCELL Technologies is looking for a Senior Mechanical Engineer to join our Instrumentation UK engineering team. In this role, you will play a pivotal part...Read More>>.

Job Description SummaryAs a global leader in life sciences research support, STEMCELL Technologies is looking for a Senior Mechanical Engineer to join our Instrumentation UK engineering team. In this role, you will play a pivotal...Read More>>.

Overview AtkinsRéalis' Engineering and Design Practice is seeking an experienced and motivated Principal Mechanical Engineer to join our Building Services team. This is an exciting opportunity to play a leading role in the delivery of...Read More>>.

Responsible Mechanical EngineerTeessidePermanentI'm recruiting for a Responsible Mechanical Engineer to join the engineering leadership team at a major industrial manufacturing site in Teesside....Read More>>.

Rivan Industries is a synthetic fuel company decarbonising heavy industry. We’re making synthetic fuel cheaper than fossil fuels, sustaining life on earth by keeping the CO 2 locked underground. Here’s our entire business plan.Engineeri...Read More>>.

We're excited to offer a brand-new opportunity for a Principal Mechanical Engineerto join our growing team inBristol. The Form Partnership are a new, dynamic and agile MEP and Sustainability engineering design consultancy who are...Read More>>.

Principal Mechanical Engineer - Data Centre & Mission CriticalLocation: LeedsJob Type: Full-timeLevel: PrincipalThe OpportunityA leading engineering consultancy is looking for a Principal Mechanical Engine...Read More>>.

Job Title: Principal Mechanical Engineer Location: Plymouth, Devon Compensation: £57,300 - £71,600 Depending on Experience + Benefits Role Type: Full time / Permanent Role ID: SF72890 At Babcock we...Read More>>.

About The Role Optimus Plus are now seeking an experienced Principal Mechanical Engineer to join our growing engineering consultancy, supporting major energy, oil and gas, and low-carbon projects across the UK and Europe. This role is...Read More>>.

Our client is a leading engineering and project services company who provide bespoke solutions across a number of marine related sectors. Due to recent projects won they now require a Senior Mechanical Engineer to join their busy North East off...Read More>>.

Primary Location: UK - Manchester, Level 4 - 100 EmbanCompany DescriptionWork with Us. Change the World.At AECOM, we're delivering a better world. Whether improving your commute, keeping the lights on, p...Read More>>.

Senior Mechanical Project EngineerWe are seeking a Senior Mechanical Project Engineer to join a major Project in London. This is an opportunity to play a key role on a high-profile site, leading mechanical delivery and helping drive pr...Read More>>.

Leonardo UK in Basildon is seeking a Mechanical Engineer to join our team, developing the next generation of sensors. You will apply mechanical design, analysis, and manufacturing data practices across the full development lifecycle with hybrid wo...Read More>>.