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154 mechanical design engineer jobs found in London

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Ramboll
Apr 12, 2026
Senior Mechanical Design Engineer - Healthcare
Ramboll London, UK
Job Description We invite you to bring your mechanical building services design expertise to our UK Healthcare team, as you contribute to our team delivering sustainable healthcare building projects, both in the UK and overseas. To succeed in this role, you must have excellent communication skills and experience of the design and construction of healthcare buildings. Our senior mechanical design engineer will be responsible for developing resilient, sustainable, adaptable and innovative engineering solutions on our healthcare projects and for supporting the delivery of Ramboll’s engineering advisory and design services through all project stages. Our Healthcare projects range from major new build facilities, through to refurbishment of existing facilities as well as sustainability and decarbonisation focussed interventions   Job Description Do you have experience in complex, technically challenging projects and want to join the UK team of our Global Healthcare Division?...
elasticStage
Apr 12, 2026
Senior Mechanical Design Engineer
elasticStage London, UK
Cutting Edge Music Tech - On-Demand Vinyl Records We are seeking a Senior Mechanical Design Engineer to help us redefine the physical and digital music industry. We've invented a new technology to produce on-demand vinyl records and built a web platform for music creators to create and sell their products worldwide via our store at zero cost. We partner with leading record labels, streaming services, digital providers, distributors, and iconic global artists to build a global solution for physical media, but most importantly, we give small and emerging artists frictionless access to offer vinyl and CDs to their fans through our innovative solution and planned production/fulfilment centres in Europe, the USA, and Asia. The vinyl market has grown over 20% yearly for the last 16 years, and CDs are growing again for the first time in two decades. By 2030, there will be nearly 200 million music creators worldwide (with AI accelerating this even further). Most would love to have...
RPS Group
Apr 12, 2026
Principal Mechanical Design Engineer (Water)
RPS Group London, UK
Principal Mechanical Design Engineer (Water) We are currently in the market to recruit multiple Principal Mechanical Design Engineers (Water) for a variety of major long-term frameworks across the UK. In addition to a range of long-term programmes across the UK water industry RPS, and Tetra Tech, have successfully won a £100 million single-award framework from United Utilities to support the improvement of river health across the Northwest of England. RPS has been working with United Utilities for over 20 years on innovative projects. As we move towards AMP8, this is an exciting time to be working in the water industry, and collaborating with passionate organisations, gives our people the opportunity to create positive change. Under this 10-year framework, RPS will drive program optimisation, develop solutions, and select the preferred options based on best value, lowest carbon, and cost. Our mission is to deliver exceptional water services to...
RPS Group
Apr 12, 2026
Senior Mechanical Design Engineer (Water)
RPS Group London, UK
Senior Mechanical Design Engineer (Water) We are currently in the market to recruit multiple Senior Mechanical Design Engineers (Water) for a variety of major long-term frameworks across the UK. In addition to a range of long-term programmes across the UK water industry RPS, and Tetra Tech, have successfully won a £100 million single-award framework from United Utilities to support the improvement of river health across the Northwest of England. RPS has been working with United Utilities for over 20 years on innovative projects. As we move towards AMP8, this is an exciting time to be working in the water industry, and collaborating with passionate organisations, gives our people the opportunity to create positive change. Under this 10-year framework, RPS will drive program optimisation, develop solutions, and select the preferred options based on best value, lowest carbon, and cost. Our mission is to deliver exceptional water services to foster a...
Ramboll
Apr 12, 2026
Senior Mechanical Design Engineer - Healthcare
Ramboll London, UK
Company Description Ramboll is ranked a Top 10 consultant in the UK and has around 2,000 bright minds working across multiple offices to apply their passion to deliver innovative solutions across Buildings, Transport, Environment & Health and Energy. We love seeing our talents develop and succeed and you will have opportunities to work on challenging and inspiring projects within an environment that is friendly, open and supportive. Job Description We invite you to bring your mechanical building services design expertise to our UK Healthcare team, as you contribute to our team delivering sustainable healthcare building projects, both in the UK and overseas. To succeed in this role, you must have excellent communication skills and experience of the design and construction of healthcare buildings. Our senior mechanical design engineer will be responsible for developing resilient, sustainable, adaptable and innovative engineering solutions on our healthcare projects...
SA
Apr 12, 2026
Mechanical Design Engineer II
SAVA London, UK
About Sava All the health information we need is within us. Just below the skin. SAVA is redefining the way people interact with their health by developing the most advanced biosensing technology science has to offer, capable of accessing bodily information in a painless, real-time and affordable way. The Role At Sava, we are looking for a Mechanical Design Engineer II to join our multi-disciplinary team to develop a next-generation biosensing device. In this role, you will contribute to the mechanical design of our product. You will work closely with a diverse team of engineers and scientists across all stages of development, from R&D to scale production. We value people who are keen to continuously learn, adapt and contribute to both product development and team growth. The ideal candidate is highly motivated and driven, with a strong desire to grow and advance within our rapidly growing company.  What You’ll Do Support mechanical design activities for a...
IONATE
Apr 12, 2026
Mechanical Design Engineer
IONATE London, UK
£45-55k / Hybrid - London IONATE is a deep tech scale-up building the hardware and software backbone for smart grids. Our mission is to transform power systems - from grids and microgrids to renewables and data centers - unlocking the massive potential in this under-innovated sector that touches every aspect of our modern lives. Our team is looking for a Mechanical Design Engineer who will be responsible for developing next-generation mechanical systems from concept to series production. Requiring previous hands-on experience in mechanical design, test and manufacturing, this position will involve working across our hardware team, focusing on converter design and thermal cooling systems with a high degree of electro-mechanical integration. You will need an innovative approach to engineering with well-grounded reasoning and drive for continuous improvement. Importantly you will contribute to live ongoing projects and work with the team to continue developing our HIT...
AtkinsRéalis
Apr 12, 2026
Senior / Principal Mechanical Design Engineer
AtkinsRéalis Epsom, UK
Job Description Are you a Mechanical Design Engineer who thrives on leading the way on solving difficult engineering problems? Are you drawn to complex projects and excited by the opportunity to rapidly progress your technical leadership skills to the next level, heading up multi-disciplinary projects? If so, you might enjoy solving the energy industry’s most important mechanical engineering conundrums for a multitude of energy systems across a variety of clients. You could be Managing exciting projects designing test rigs in support of the development of the UKs nuclear fusion capabilities, carrying out structural integrity assessment of primary plant (for both civil and defence applications) to keep existing fleet generating, designing high integrity structures for new nuclear establishments, or leading one of many renewable energy projects across a growing carbon net zero portfolio. You’re likely to be juggling several projects simultaneously, so enjoying...
AtkinsRéalis
Apr 12, 2026
Mechanical Design Engineer – Nuclear
AtkinsRéalis Epsom, UK
Job Description Are you a Mechanical Design Engineer who thrives on solving difficult engineering problems? Are you drawn to complex projects and excited by the opportunity to rapidly progress into leadership positions, heading up projects and guiding junior engineers? If so, you might enjoy solving the energy industry’s most important mechanical engineering conundrums for a multitude of energy systems across a variety of clients. You could be designing test rigs in support of the development of the UKs nuclear fusion capabilities, carrying out structural integrity assessment of primary plant (for both civil and defence applications) to keep existing fleet generating, designing high integrity structures for new nuclear establishments, or leading one of many renewable energy projects across a growing carbon net zero portfolio. You’re likely to be juggling several projects simultaneously, so enjoying being adaptable is a must! The constant in this role is the...
Vertiv
Apr 12, 2026
Mechanical Design Engineer
Vertiv Redhill, UK
MECHANICAL DESIGN ENGINEER POSITION SUMMARY   ​​The Mechanical Design Engineer will contribute to the design and release of Hight Density Liquid Cooling products; will work in a cross-functional development group; managing a variety of tasks and activities are required in this dynamic environment; solve complex problems where no precedence exists.  ​Design & Modelling of 2D and 3D CAD design​  RESPONSIBILITIES    To translate customer requirements into Product Design.   Collaborate across the disciplines of mechanical engineering, electrical engineering, process engineering, as well as production and offering teams.   Perform a variety of engineering design verifications using traditional engineering methods and CAD programs.  Develops solutions to complex problems where little or no precedence exists - the use of ingenuity and creativity...
Alexander Associates Limited
Apr 12, 2026
Senior Mechanical Design Engineer
Alexander Associates Limited Chatham, UK
Senior Mechanical Design Engineer - Water Location:  Chatham, Kent (flexible hybrid) Job type:  Long‑term Contract (Outside IR35) A leading water client is seeking an experienced mechanical design engineer to support long‑term capital delivery programmes. This client‑side position covers the full project lifecycle including feasibility, optioneering, detailed design, construction and commissioning. Responsibilities Lead mechanical engineering design activities from feasibility through to commissioning on clean water infrastructure projects. Produce and review detailed mechanical designs, calculations, specifications, reports and drawings for treatment plant assets, pumped systems, pipework and chemical dosing equipment. Carry out and validate hydraulic calculations, including pump sizing, system curves, head loss assessments and surge considerations. Ensure design outputs comply with client standards, WIMES, CDM requirements and relevant industry...
Alexander Associates Limited
Apr 12, 2026
Senior Mechanical Design Engineer
Alexander Associates Limited Chatham, UK
Senior Mechanical Design Engineer - Water Location:  Chatham, Kent (flexible hybrid) Job type:  Long‑term Contract (Outside IR35) A leading water client is seeking an experienced mechanical design engineer to support long‑term capital delivery programmes. This client‑side position covers the full project lifecycle including feasibility, optioneering, detailed design, construction and commissioning. Responsibilities Lead mechanical engineering design activities from feasibility through to commissioning on clean water infrastructure projects. Produce and review detailed mechanical designs, calculations, specifications, reports and drawings for treatment plant assets, pumped systems, pipework and chemical dosing equipment. Carry out and validate hydraulic calculations, including pump sizing, system curves, head loss assessments and surge considerations. Ensure design outputs comply with client standards, WIMES, CDM requirements and relevant industry...
Elix Sourcing Solutions
Apr 12, 2026
Mechanical Design Engineer - Special Purpose Machinery
Elix Sourcing Solutions Aldershot, UK
Mechanical Design Engineer - Special Purpose Machinery £40,000 - £48,000 + Flexitime + Overtime (At 1.5x Pay)+ Training + Benefits Monday - Friday, 37.5 Hours Aldershot - Commutable From: Farnborough, Farnham, Guildford & Woking Do you have mechanical design experience within a machinery, engineering or manufacturing environment? Are you looking for an exciting new role within a leading bespoke machinery manufacturer who are offering overtime to increase your earnings, first class training and excellent development opportunities? Due to continued growth, my client is looking for a design engineer to join the team, working out of their state of the art facility near Aldershot. The successful applicant will get the chance to work on extremely exciting projects for customers worldwide wide, liaising with the design, projects and manufacturing teams. You will be designing bespoke, special purpose machinery for customers across the globe, servicing a range of industries...
Orion Electrotech
Apr 12, 2026
Mechanical Design Engineer
Orion Electrotech Letchworth Garden City, UK
The company was established in 2007 and has grown over the years to become a full design solution and bespoke equipment manufacturer. Their customers are based both in the UK and overseas, and they provide services for the Material processing, Automotive, Pharmaceutical, Logistics, Aerospace and Defence industries.   As the Mechanical Design Engineer, you will be responsible for the design and development of a portfolio of products and projects. You will produce system drawings, general arrangement drawings, sub-assembly drawings and detailed part drawings using SolidWorks.   What we would like from the Mechanical Design Engineer: Engineering qualification, HNC as a minimum 3 years of design experience in special-purpose machinery or automated equipment Experience using SolidWorks (ideally) for 3D design Knowledge of Electrical and Pneumatic Control Systems within the mechanical design Ability to produce documentation of a level suitable for manufacturing, assembly and...
Segula Technologies
Apr 12, 2026
Mechanical Design Engineer
Segula Technologies Aylesbury, UK
Job Description We have an immediate need for a Mechanical Design Engineer with experience using CATIA V5 & Windchill. Role details as follows: 1.  Job purpose To develop innovative mechanical design solutions, to current and future aerospace industry challenges, on existing and next generation smart motor and power generation technologies. To lead and deliver project based engineering work-package activities, by ensuring mature and robust mechanical solutions, designed to meet manufacturing, cost and weight targets. 2.  Dimensions Primary responsibility is to create and support the definition of robust mechanical design solutions, for R&D / R&T project/s, by ensuring the designs are technically robust, fit for purpose and meet both the business and customer needs. Support and/or ownership of, one or more Engineering Work Packages, for the Mechanical Design of products. Interfacing with Mechanical Engineering, Stress & Thermal, Supply Chain,...
Pertemps Bond
Apr 12, 2026
Principal Mechanical Design Engineer
Pertemps Bond Reading, UK
Job title: Principal Mechanical Design Engineer – Water Sector Location: Reading Hours: 36 hours per week (Hybrid working available) Salary: £60,000 - £80,000 + £5,8000 car allowance An excellent opportunity has arisen for an experienced Principal Mechanical Design Engineer to take a leading role within a forward-thinking organisation supporting major water and wastewater infrastructure programmes. This position offers the chance to influence engineering strategy, guide standards, and provide expert leadership across technically challenging projects, while contributing to sustainable asset delivery and innovation in the sector. Role Overview The successful candidate will act as a senior technical authority for mechanical engineering, responsible for shaping project requirements, driving engineering quality, and delivering robust solutions. Key responsibilities include: Defining clear and accurate technical requirements to support effective project delivery Enhancing...
Glanua
Apr 12, 2026
Mechanical Design Engineer
Glanua Reading, UK
Mechanical Design Engineer - (Wastewater Treatment Projects) About Glanua Glanua is an industry leader in providing innovative and sustainable engineering solutions to design, build, operate and maintain critical water and wastewater infrastructure across Ireland and the UK. We are a trusted provider to the municipal and industrial sector where our clients include Ireland and the UK's largest water utilities, Uisce Eireann (formally Irish Water), Thames Water, Yorkshire Water and Affinity Water.  Glanua is passionate about solving today's environmental challenges and delivering a decarbonised and sustainable world. We know that to build successful creative teams we need a diverse workforce that can deliver new innovative ways of thinking. We provide an environment where you will have the freedom to develop and grow to your full potential. We champion our core values and uphold the highest standards of Safety and Well-being, Innovation, Integrity, Collaboration,...
Pertemps Bond
Apr 12, 2026
Principal Mechanical Design Engineer
Pertemps Bond Reading, UK
Job title: Principal Mechanical Design Engineer – Water Sector Location: Reading Hours: 36 hours per week (Hybrid working available) Salary: £60,000 - £80,000 + £5,8000 car allowance An excellent opportunity has arisen for an experienced Principal Mechanical Design Engineer to take a leading role within a forward-thinking organisation supporting major water and wastewater infrastructure programmes. This position offers the chance to influence engineering strategy, guide standards, and provide expert leadership across technically challenging projects, while contributing to sustainable asset delivery and innovation in the sector. Role Overview The successful candidate will act as a senior technical authority for mechanical engineering, responsible for shaping project requirements, driving engineering quality, and delivering robust solutions. Key responsibilities include: Defining clear and accurate technical requirements to support effective project delivery Enhancing...
Pertemps Bond
Apr 12, 2026
Principal Mechanical Design Engineer
Pertemps Bond Reading, UK
Job title: Principal Mechanical Design Engineer – Water Sector Location: Reading Hours: 36 hours per week (Hybrid working available) Salary: £60,000 - £80,000 + £5,8000 car allowance An excellent opportunity has arisen for an experienced Principal Mechanical Design Engineer to take a leading role within a forward-thinking organisation supporting major water and wastewater infrastructure programmes. This position offers the chance to influence engineering strategy, guide standards, and provide expert leadership across technically challenging projects, while contributing to sustainable asset delivery and innovation in the sector. Role Overview The successful candidate will act as a senior technical authority for mechanical engineering, responsible for shaping project requirements, driving engineering quality, and delivering robust solutions. Key responsibilities include: Defining clear and accurate technical requirements to support effective project delivery Enhancing...
Red Bull Racing
Apr 12, 2026
Mechanical Design Engineer
Red Bull Racing Milton Keynes, UK
Description Mechanical Design Engineer (ERS) Join Red Bull Powertrains and be part of a team pushing the limits of innovation and performance in Formula 1 power unit technology. If you're a passionate engineer, problem-solver, or technical expert, this is your chance to help shape the future of motorsport at the highest level. Are you ready for the challenge We are seeking a Production Engineer to join our ERS Production team. You will be based at our cutting-edge engineering and manufacturing facility in Milton Keynes, designed to produce high-performance Power Units for the 2026 engine regulations. You will be a key part of the Team which is responsible to work on the mechanical design of tools for cell preparation, subsystem and battery cell testing along with MGU manufacturing and build. Key responsibilities of this Production Engineer role are: Design of production equipment, jigs and tools.Finalise and release drawings.To liaise with Production Engineer Team...
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