Advance Training & Recruitment Services seeks a Principal Mechanical Engineer (lead role) in Preston. The candidate will lead mechanical design for water and wastewater schemes, ensuring technical excellence and regulatory compliance while guiding...Read More>>.

AECOM in the Midlands is recruiting a Senior Mechanical Engineer to lead and grow our Building Services team on diverse projects. The role focuses on delivering high-quality mechanical designs for mid-large schemes, coordinating with multidiscipli...Read More>>.

Universal Quantum in the United Kingdom is seeking a Mechanical Engineer to help develop hardware for ion-trap quantum computing. You will design, build and test thermal control systems and electronic enclosure assemblies for ion trap devices, and...Read More>>.

Oxford Ionics, now part of IonQ, is building the first practical quantum computer with ion trap technology in Oxford. We are seeking a Senior Mechanical Engineer to own mechanical design from requirements to manufacture and integration, focusing o...Read More>>.

Advanced Resource Managers Ltd based in Ampthill is seeking a Lead Mechanical Engineer for a 6 month contract. You will lead design activities using CREO CAD to develop robust mechanical solutions for defence/industrial automation, including sub-s...Read More>>.

SL Engineering Consultancy Ltd is seeking a Senior Mechanical Engineer to oversee daily engineering activities, support the maintenance team and ensure production equipment operates safely and efficiently.Your role includes leading and ment...Read More>>.

NRL in Newcastle upon Tyne is seeking a Senior Mechanical Engineer to join our client’s team and lead delivery of mechanical packages on large-scale projects. You will coordinate with electrical and CSA disciplines and manage submittals, RFIs, a...Read More>>.

At Amentum, we're not just solving problems; we're engineering the future. Our team is driven by an unyielding commitment to innovation, integrity, and collaboration, tackling some of the most significant challenges in science, security, and susta...Read More>>.

WalterFedy is seeking a Mechanical Engineer to support a complex Design-Build project located near London, Ontario, with 4 days per week on-site for 18 consecutive months. The role involves field reviews, coordination with the GC, trade partners,...Read More>>.

NES Fircroft is seeking a Mechanical Engineering Lead in Dorset to provide day-to-day mechanical support and to lead the Mechanical Technician Team in safe, reliable maintenance. The role drives equipment reliability, supports plant modifications...Read More>>.

AtkinsRéalis is seeking a Senior/Principal Mechanical Engineer to join its Water team in the UK. You will lead mechanical delivery for water resource projects, mentor engineers, and collaborate with multidisciplinary teams and clients to deliver...Read More>>.

Vickerstock are partnering with a leading food manufacturing organisation to appoint a Mechanical Engineer responsible for maintaining and improving production equipment on a fast-paced site. You will diagnose faults, provide hands-on mechanical s...Read More>>.

Hoare Lea in Glasgow is seeking a Principal Mechanical Engineer to lead complex building services designs across Scotland and the UK. You will own delivery from inception to completion, manage internal teams and coordinate with disciplines and ext...Read More>>.

Mott MacDonald Bentley is recruiting a Senior Mechanical Engineer to shape mechanical design for water and wastewater projects in the UK. You will contribute from concept through commissioning, ensuring integration with electrical, civil and proce...Read More>>.

Matchtech Group seeks a Mechanical Engineer - IIA Design Reviewer in Bristol to perform technical surveillance and independent assessment of mechanical and piping designs for HPC. You will report observations to the Pressure Compliance Lead and en...Read More>>.

Our Opportunity Here at Pick Everard, we are passionate about creating a prosperous and sustainable future, taking a fresh perspective on the built environment. Our core values of professionalism, compassion, drive and positivity are at t...Read More>>.

COWI is seeking a Senior Mechanical Engineer with a Water Utilities background to deliver mechanical infrastructure design including water supply and wastewater systems. The role emphasizes collaboration across UK and international hubs, with hybr...Read More>>.

WSP in the UK is seeking a senior Mechanical Design Engineer to join the Bristol Building Services team. You will work on multidisciplinary projects, applying your design and technical expertise to deliver compliant schemes within UK and European...Read More>>.

BakerHicks is seeking a Senior Mechanical Engineer - Building Services in Warwick to lead mechanical design across medium-sized projects, coordinating multidisciplinary teams and mentoring junior staff. The role requires professional registration...Read More>>.

Mott MacDonald Bentley is seeking a Senior Mechanical Engineer to lead the mechanical design of water and wastewater projects in the UK, from concept through commissioning. You will coordinate with Electrical, Civil, Geotech and Process teams to d...Read More>>.

Mott MacDonald Bentley is seeking a Senior Mechanical Engineer to contribute to water and wastewater projects across the UK. You will guide mechanical design from concept to commissioning, coordinating with multidisciplinary teams and ensuring saf...Read More>>.

Senior Mechanical Engineer – Precision MechanismsOxfordshire | £60,000–£75,000 DOEDo you enjoy designing mechanisms where accuracy, repeatability and manufacturability are critical?Would you like to take owne...Read More>>.

NUKEM Ltd. seeks a Principal Mechanical Engineer for its Warrington location. This role involves overseeing the development of essential tools for MSSS SEP machines, managing a team, and collaborating with various clients and contractors.Th...Read More>>.

Assystem GmbH is seeking a Principal Mechanical Engineer in Bolton, UK, to join their Fusion and Modular Nuclear Business Unit. The role includes leading engineering activities for innovative nuclear projects and producing essential design documen...Read More>>.

Mott MacDonald Bentley is seeking a Senior Mechanical Engineer to contribute to water and wastewater projects in the UK. You will shape mechanical aspects from concept to commissioning and ensure integration across the lifecycle of multiple projec...Read More>>.

Role descriptionWe're hiring for multiple Principal Mechanical Design Engineer roles on exciting upcoming projects and programmes for AMP8, and be part of a team driving innovation and excellence. You'll play a key role as a leader wit...Read More>>.

Water/Wastewater Infrastructure | AMP 8| SROs | Senior Leadership | Mechanical Design Shape the Future of Water Infrastructure with Egis London | Bristol | Manchester (Hybrid) Egis is expanding rapidly in the...Read More>>.

OCU Group invites applications for a Senior Mechanical Engineer to lead mechanical design work in our water and wastewater practice. Based in Bridgend, this permanent, full-time role offers excitement across UK projects with international collabor...Read More>>.

Skilled Careers in Leeds is seeking a Senior Mechanical Engineer to join its building services team, taking ownership of mechanical design on live projects and delivering high-quality solutions.You'll collaborate with clients, architects an...Read More>>.

Ramboll in London is seeking a Senior Mechanical Engineer to deliver detailed designs on complex projects within a multidisciplinary team. You will mentor junior engineers and drive client-focused outcomes across Building Services and related disc...Read More>>.

Aldwych Consulting is seeking a Senior Mechanical Engineer to lead building-services design in London, delivering from concept to completion within a collaborative multidisciplinary team.You will own mechanical designs for buildings, coordi...Read More>>.

Mott MacDonald Bentley is seeking a Senior Mechanical Engineer to join our Thames Valley team in Reading. You will contribute to the design, construction and commissioning of water and wastewater projects, delivering mechanical installations on pr...Read More>>.

Bentley is seeking a Senior Mechanical Engineer to lead on-site delivery of mechanical installations across multiple water/engineering projects. You will integrate design, construction and commissioning, ensuring quality and safety are maintained...Read More>>.

Motorola Solutions UK Limited is seeking a Senior Mechanical Engineer for the Silent Sentinel team in Ware. The role focuses on designing enclosures and mechanisms for harsh environments, using Solidworks, producing clear drawings and build guides...Read More>>.

WSP in the UK & Ireland is seeking a Principal Mechanical Engineer for their Energy Transition Team. In this role, you will lead the development of mechanical designs for a variety of energy projects, contributing from inception to operation. The...Read More>>.

Matchtech is seeking a Chartered Senior Mechanical Engineer to join its Building Engineering Team in London on a permanent basis. This role spans rail, residential, commercial and social infrastructure projects from feasibility through to practica...Read More>>.

Eadon Consulting Ltd in Cockermouth is seeking a Senior Mechanical Engineer to join our team and tackle challenging projects across sectors including bridges, nuclear, water, clean energy and specialist equipment.You will develop concepts i...Read More>>.

BRUSH Group’s RYBKA arm is seeking a Senior Mechanical Engineer to lead design across multiple projects within the built environment. You will mentor engineers, manage client relationships, and ensure technical excellence from briefing to handov...Read More>>.

Snap Inc. is seeking an experienced engineer to support the Optical Engine (OE) Delivery Team in Abingdon. The role focuses on prototyping, characterisation, and transferring opto-mechanical designs to contract manufacturers and production partner...Read More>>.

Pick Everard is seeking a Senior Mechanical Engineer - Water Civil Engineering to shape mechanical designs for wastewater and clean water projects across the UK. You will lead technical delivery and collaborate with multidisciplinary teams to meet...Read More>>.

If you understand pumps, process systems, fluid handling, or complex mechanical infrastructure, your next career move could have a bigger impact than you think. At Stantec, we're expanding our UK Water teams and looking for Mechanical Engineers wh...Read More>>.

Clear Engineering Recruitment Ltd seeks a Senior Mechanical Engineer for a major, data-centre focused project in Blyth, England. You will lead technical submittals, commissioning scripts, and collaborate with M&E and CSA contractors to ensure serv...Read More>>.

MWH Treatment is recruiting a Senior Mechanical Engineer to strengthen our Southern Division. You will lead mechanical design across major water and wastewater projects, delivering robust, buildable solutions that meet client requirements and asse...Read More>>.

Arcadis in the United Kingdom is seeking a Principal Mechanical Engineer with consultancy experience to lead mechanical design on key projects within the Places Design Practice. You will present complex technical solutions to clients, manage proje...Read More>>.

Stantec is seeking a Senior Mechanical Engineer to join our Water team in the UK, based in Birmingham, Redditch or Derby. You will lead mechanical design for major water and wastewater projects, mentor engineers and deliver sustainable engineering...Read More>>.

AtkinsRéalis is seeking a Senior/Principal Mechanical Engineer to lead mechanical delivery for UK water resource projects. Hybrid role with mentoring responsibilities across a multidisciplinary team, ensuring high-quality engineering solutions an...Read More>>.

Matchtech Group is assisting a leading defence and security organisation in recruiting a Principal Thermal Mechanical Engineer for a contract in Cowes. The role focuses on thermal management and mechanical design within highly regulated projects,...Read More>>.

M5tec Limited in the UK is seeking a Senior Mechanical Engineer to lead design, analysis and delivery of mechanical systems across the full lifecycle. This role requires guiding a multi-disciplinary team, translating client requirements into pract...Read More>>.

Matchtech Group is recruiting a Senior/Principal Mechanical Design Engineer for critical water and wastewater infrastructure projects across England. You will lead design teams, ensure safe, buildable and cost-effective solutions, and influence bi...Read More>>.

AECOM seeks a Principal Mechanical Engineer to lead building services design on key MEP projects. You will work client‑facing, manage your discipline and drive detailed design work with minimal supervision, ensuring high-quality outcomes....Read More>>.