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Contractor 243
mechanical design engineer

243 mechanical design engineer jobs found

CL
Jul 26, 2026  
Mechanical Design Engineer
Contract Mechanical Design Engineer - Aerospace South Molton, Devon | 6-Month+ PAYE Contract | Immediate Start We are looking for an experienced Mechanical Design Engineer to support a growing production and sustaining engineering workload within a leading aerospace manufacturing organisation in South Molton. This is an initial 6-month PAYE contract with the potential for extension. The role is ideally site-based, although a 3-day onsite / 2-day remote working pattern may be considered once established in the role. Rates starting from £35ph PAYE (equivalent of £46.50 UMB/LTD) depending on experience. Opportunity to advance holiday pay into hourly rate or have as accrued and take paid time off. Key Responsibilities Act as the Design Engineering representative to the Material Review Board (MRB) Assess engineering change requests and provide technical analysis and justification Support customer-driven engineering changes and documentation Produce and update engineering...
IR35 Status:
Unknown Status

CV-Library South Molton, Devon Contractor
CL
Jul 26, 2026  
Mechanical Design Engineer
Contract Mechanical Designer | Water Industry Manchester | Hybrid (3 Days Office) | Up to £400 per Day Ltd | Long-Term AMP8 Programme Are you a Mechanical Designer looking for your next long-term contract in the UK water sector? With AMP8 driving one of the busiest periods the industry has seen, we're recruiting for an experienced Mechanical Designer to join a growing consultancy delivering major wastewater and clean water projects across the UK. If you're looking for a contract that offers stability, varied projects and the opportunity to make an immediate impact, this could be the perfect fit. You'll be joining an established design team working on a diverse portfolio of AMP8 schemes, including sewage treatment works, pumping stations, storm overflow improvements and wider water infrastructure projects. You'll be responsible for: Producing high-quality mechanical design calculations and drawings. Supporting the delivery of complex water industry projects from concept...
IR35 Status:
Unknown Status

CV-Library Manchester, UK Contractor
CL
Jul 24, 2026  
Senior Mechanical Design Engineer - Farnborough
Senior Mechanical Design Engineer Duration: 6 months Rate: £70 per hour inside IR35 via Umbrella (37 hours per week) Location: Farnborough (Hybrid, travel to Amesbury/ Malvern may be required ad hoc) SC Clearance/ eligibility is required for this position Role Purpose Being a go-to individual within the Allocated Design Team & surrounding SME's, the Senior Engineer - Mechanical Designer's Main role will be leading the delivery of Mechanical Design solutions and taking ownership of delivery on complex tasks, requiring high integrity engineering and managing complex, unusual tasks involving significant challenges. They will explore and test the problem space thoroughly, guiding others in generating their own hardware solutions and be prepared to lead and co-ordinate the reviews and testing of these ideas at design reviews and group critiques to delight customers. The company support numerous Domains, such as Aircraft Modification, Land Platforms Development & Autonomy...
IR35 Status:
Inside IR35

CV-Library Farnborough, Hampshire Contractor
CL
Jul 24, 2026  
Senior Mechanical Design Engineer - Boscombe Down
Senior Mechanical Design Engineer Duration: 6 months Rate: £70 per hour inside IR35 via Umbrella Location: Amesbury Hybrid (travel to Farnborough/ Malvern may be required ad hoc) SC Clearance/ eligibility required Role Purpose Being a go-to individual within the Allocated Design Team & surrounding SME's, the Senior Engineer - Mechanical Designer's Main role will be leading the delivery of Mechanical Design solutions and taking ownership of delivery on complex tasks, requiring high integrity engineering and managing complex, unusual tasks involving significant challenges. They will explore and test the problem space thoroughly, guiding others in generating their own hardware solutions and be prepared to lead and co-ordinate the reviews and testing of these ideas at design reviews and group critiques to delight customers. The company support numerous Domains, such as Aircraft Modification, Land Platforms Development & Autonomy and Ship design. Each Team will have...
IR35 Status:
Inside IR35

CV-Library Amesbury, Wiltshire Contractor
CL
Jul 22, 2026  
Mechanical Design Engineer
Mechanical Design Engineer - Data Centre Projects London | Hybrid Working (3 Days Office) £45-£52 per hour 6-Month Contract (Temporary) | Outside IR35 An exciting opportunity has arisen for an experienced Mechanical Design Engineer to join an international building services consultancy supporting the delivery of major mission-critical and data centre projects. This Mechanical Design Engineer role is ideal for someone who enjoys delivering technically complex mechanical building services designs across large-scale data centre developments. Working as part of a multidisciplinary engineering team, you'll contribute to projects from concept through to construction while supporting technically demanding mission-critical environments. The successful Mechanical Design Engineer will play a key role in the design and delivery of major data centre developments, working closely with project teams, attending site visits and developing innovative mechanical engineering solutions. The...
IR35 Status:
Outside IR35

CV-Library London, UK Contractor
CL
Jul 22, 2026  
Mechanical Design Engineer
Role: Mechanical Design Engineer (Contract) Employment: Contract  Duration: 12 Months Location: Wolverhampton Rates: £55 - £60hr (Inisde IR35) THE ROLE - Mechanical Design Engineer Due to impressive project and program wins, we are seeking to recruit Mechanical Design Engineers to support our client's aerospace engineering operations. You'll need to have strong experience in both conceptual design and detailed drawing of components and assemblies, with experience in aerospace deemed highly valuable. This is an Inside IR35 position that will require on site working due to the nature of the work. DUTIES - Mechanical Design Engineer Design and develop mechanical components and assemblies Create accurate technical drawings and 3D CAD models. Apply GD&T and perform tolerance analysis Participate in DFMEA and risk identification activities. Present design concepts, progress updates and final designs to customers. Collaborate with internal stakeholders to ensure viable...
IR35 Status:
Inside IR35

CV-Library Wolverhampton, UK Contractor
CL
Jul 21, 2026  
Senior Mechanical Design Engineer
I'm recruiting for a tech start-up in Cheltenham who are growing their R&D and engineering team following a successful period. They're looking for a contract Mechanical Design Engineer to design, develop and test the products used in surveillance, security and telecoms. ROLE: Mechanical Design Engineer LOCATION: Cheltenham RATE: up to £55ph DURATION: 6 months IR35: Outside IR35 Skills required for the Mechanical Design Engineer are: * 2D/3D CAD in Solidworks * Strong protoyping skills (3d printing etc) * Ability to work in fast-paced environment * Analysis/simulation skills * Experience designing ruggedized products for extreme/harsh environments or safety-critical industries The work is 100% on-site in Cheltenham but the company can offer some flexibiltiy with hours to suit personal situation. If you're interested, please apply below or get in touch with me directly with any questions Cheers, Nathan
IR35 Status:
Outside IR35

CV-Library Cheltenham, Gloucestershire Contractor
CL
Jul 19, 2026  
Senior Mechanical Design Engineer
Senior Mechanical Design Engineer East Midlands - commutable from Derby, Leicester and Nottingham to c£47k neg dep exp + benefits Our client can demonstrate almost half a century's expertise in the design, development and manufacture of bespoke automation and robotic systems for a diverse range of industry sectors and are regarded by many in the industry as one of the leading automation system solution providers in the whole of the UK. As a result of continued success and a planned programme of strategic growth, they are now seeking to recruit an experienced Lead / Senior Mechanical Design Engineer to complement their established and successful team and deliver innovative special purpose automation machinery projects. Based near Leicester and tasked with both designing and overseeing an array of special purpose machine projects from order acceptance to customer hand over, the successful Senior Mechanical Design Engineer candidate will be responsible for the design, detailing...
IR35 Status:
Unknown Status

CV-Library Leicester, Leicestershire Contractor
CL
Jul 09, 2026  
Mechanical Design Engineer
This amazing long term contract Mechanical Design Engineer contract with a leading Formula One organisation in Northamptonshire, is to support a range of high-performance, advanced technology programmes. This is an exciting opportunity to contribute to world-class engineering projects in a fast-paced, innovation-driven environment. The Role As a Mechanical Design Engineer, you will support the design and development of mechanical components and systems, contributing across the full product lifecycle — from concept through to validation and release. You’ll work closely with cross-functional teams to deliver high-quality, right-first-time engineering solutions across a variety of technically demanding projects. Key Responsibilities Design and develop mechanical components and assemblies across motorsport and advanced automotive programmes Support engineering activities from clean sheet concept through to end-of-life Produce detailed designs for complex, highly loaded components Apply...
IR35 Status:
Unknown Status

CV-Library NN6, Spratton, West Northamptonshire Contractor
CL
May 01, 2026  
Mechanical Design Engineer - Building Services
The Company On-going success means my client requires a Mechanical Design Engineer (Building Services). Reporting directly to the senior Chartered Engineering manager, you will be joining a team of Building Services and CAD engineers. The Role: A Mechanical Design Engineer with demonstrable knowledge of reviewing drawings, surveying existing installations and designing HVAC systems. Most of the work is Mechanical design engineering to projects providing HVAC mechanical services solutions. You will see the project through from concept to hand-over, working closely with estimating and project management departments. Duties will include: * involvement in the design of HVAC systems to enable both new and existing systems * creating new ventilation ductwork systems, CHW & LTHW systems etc, Head Load, Cooling Load calculations, onsite visits, meetings and communicating with various clients, architects and sub-contractors etc * Coordination with electrical counterparts * take...
IR35 Status:
Unknown Status

CV-Library Birmingham, West Midlands (County) Contractor
CL
Feb 15, 2026  
Mechanical Design Engineer
We are currently looking for a experienced Mechanical Design Engineers to work for one of our clients in Burton on Trent. The client is a market-leading manufacturer of specialist equipment to a range of industry sectors including heavy engineering and aerospace. Due to the specialist nature of the products theis Mechanical Design Engineers role is both interesting and varied and will include working on the design and creation of large scale fabrications and structures together with associated pipework and equipment. Based in their offices in Burton on Trent, but with a requirement to travel to customers both in the UK and overseas as required, it will include the generation of engineering diagrams, for use on their equipment and will involve working on specific projects from conception to completion. The main duties will include: * 2D and 3D engineering design proposal drawings * General Arrangement drawings * Fabrication details drawings * Pipework layouts and...
IR35 Status:
Unknown Status

CV-Library DE14, Burton upon Trent, Staffordshire Contractor
CL
Jul 25, 2026  
Senior Mechanical Designer/Engineer
The Opportunity An exciting opportunity has arisen for a Senior Mechanical Design Engineer to join a growing engineering team delivering innovative low-carbon and decarbonisation projects across the UK. Working on projects including heat pump installations, energy centres, plantroom upgrades and net-zero retrofit programmes, you will play a key role in designing and developing sustainable mechanical building services solutions from concept through to commissioning. This position would suit an experienced Mechanical Design Engineer looking to work on technically challenging projects that contribute to the UK's decarbonisation agenda. Responsibilities Produce feasibility studies and concept designs. Develop detailed mechanical building services designs. Carry out system sizing, equipment selection and technical calculations. Design heating, ventilation and domestic water systems. Support heat pump and low-carbon energy projects. Develop plantroom and energy centre layouts....
IR35 Status:
Unknown Status

CV-Library Coventry, West Midlands Contractor
CL
Jul 26, 2026  
Mechanical Systems Engineer / Architect
World Class Defence Organisation is currently looking to recruit a number of Mechanical Systems Engineer / Architects on an initial 6 month contract.  The department can have the role based from either the Stevenage, Bristol or Bolton sites.   This role would suit a candidate who comes from a strong background of working as a Mechanical Design Engineer, Mechanical Systems Engineer, Mechanical Architect or has experience of Mechanical Systems Architecture.  A defence / aerospace background is ideal but not essential. DOORS experience would be great.    Rate: £60.00 per hour Overtime Rate: Hours worked over the standard 37 hours per week, will be paid at ‘time and a quarter’ Location: Stevenage, Bolton or Bristol depending on your preference Hybrid / Remote working: 3-4 days onsite needed. Will be 5 days onsite to begin with due to training needs Duration: 6 Months with very likely extension. Contracts are often ongoing and long-term thereafter.  IR35 status: Inside IR35 (Umbrella)...
IR35 Status:
Inside IR35

CV-Library Bristol, UK Contractor
CL
Jul 26, 2026  
Mechanical Systems Engineer / Architect
World Class Defence Organisation is currently looking to recruit a number of Mechanical Systems Engineer / Architects on an initial 6 month contract.  The department can have the role based from either the Stevenage, Bristol or Bolton sites.   This role would suit a candidate who comes from a strong background of working as a Mechanical Design Engineer, Mechanical Systems Engineer, Mechanical Architect or has experience of Mechanical Systems Architecture.  A defence / aerospace background is ideal but not essential. DOORS experience would be great.    Rate: £60.00 per hour Overtime Rate: Hours worked over the standard 37 hours per week, will be paid at ‘time and a quarter’ Location: Stevenage, Bolton or Bristol depending on your preference Hybrid / Remote working: 3-4 days onsite needed. Will be 5 days onsite to begin with due to training needs Duration: 6 Months with very likely extension. Contracts are often ongoing and long-term thereafter.  IR35 status: Inside IR35 (Umbrella)...
IR35 Status:
Inside IR35

CV-Library Stevenage, UK Contractor
CL
Jul 22, 2026  
Mechanical Project Engineer
Project Engineer (Mechanical Bias) – AMP Project Location: East London Rate: £450–£500 per day (CIS/Self-Employed) Duration: 6–9 Months Start: ASAP We are recruiting for an experienced Project Engineer (Mechanical Bias) to join on the major upgrade works at a major Sewage Treatment Works, one of the UK's largest and most significant water infrastructure projects. This is an excellent opportunity to work on a flagship AMP7/AMP8 scheme, helping deliver major improvements to treatment capacity, resilience, and MEICA infrastructure at one of Europe's largest sewage treatment facilities. About the Project The client is delivering a substantial programme of works at a mojor STW, including: * New inlet works * Activated sludge plant upgrades * Aeration systems * Settlement tanks * Sludge treatment improvements * Major MEICA infrastructure works This is a technically focused engineering role, ideal for someone who enjoys coordinating engineering solutions and...
IR35 Status:
Unknown Status

CV-Library Beckton, Greater London Contractor
CL
Jul 22, 2026  
Senior Design Engineer
Location: Peterlee Rate: £53.80/hour OR £46/ hour PAYE Hours: 8am – 4pm Monday to Thursday and Fridays 8am-12:30pm Duration: 12 months (likely to extend)   We are actively seeking a Senior Mechanical Design Engineer to join a global automotive company based in Peterlee to specialise in fluid power and structural integration. Design Engineers will be responsible for designing, simulating, and routing the hydraulic systems of industrial vehicles ensuring they can handle extreme pressures without breaking.   Responsibilities: Design and integrate hydraulic pipework, flexible hoses, and rigid tubing within steel machines, ensuring correct routing, clearance, bend radius, and durability under high-vibration conditions. Support NPI and continuous improvement and engineering change to resolve any design and manufacturing issues. Perform FEA and simulations to validate the structural integrity of components under operational loading. Collaborate with suppliers to source hydraulic...
IR35 Status:
Unknown Status

CV-Library Peterlee, UK Contractor
CL
Jul 19, 2026  
CAD Engineer Contract
Contract Mechanical Design Engineer – Ampfield Initial 3-Month Contract | Likely Extension Join an innovative precision engineering company based in Ampfield, working with clients across the globe to develop cutting-edge engineering solutions. As a CAD Engineer, you'll manage a portfolio of design projects while gaining exposure to the full product development lifecycle, from initial concept through to prototype and manufacture. This role offers the opportunity to work across multiple high-profile projects within a collaborative, multidisciplinary engineering team. With two major projects currently underway and a third due to commence, you'll play a key role in delivering technically challenging solutions for advanced manufacturing applications. Using SolidWorks, you'll be responsible for producing both 2D manufacturing drawings and 3D CAD models, ensuring designs are optimised for precision manufacture and assembly. You'll also work closely with electrical and controls...
IR35 Status:
Unknown Status

CV-Library Southampton, UK Contractor
CL
Jul 19, 2026  
Design Engineer - 12 Month Contract
Design Engineer - Test Facilities Location: Peterborough (Onsite) Pay Rate: £38.49 per hour (£307.92 per day Inside IR335) Duration: 12-Month Contract - Highly likely to extend We are currently recruiting for an experienced Design Engineer to join a leading engineering organisation in Peterborough on an initial 12-month contract. This is an exciting opportunity to work on innovative engineering projects supporting the development of new products within a specialist Test Facilities Engineering team. Working on bespoke mechanical designs rather than production components, you'll play a key role in delivering high-quality engineering solutions that support engine testing and development programmes. Key Responsibilities Design bespoke mechanical components, assemblies and test equipment. Support engine test facilities through the design of rigging systems, driveline components and mechanical equipment. Produce 3D CAD models, manufacturing drawings and engineering calculations....
IR35 Status:
Unknown Status

CV-Library Peterborough, Cambridgeshire Contractor
CL
Jul 25, 2026  
Design Engineer
Design Engineer (Aerospace Fuel Systems) 6-Month PAYE Contract Location: South Molton Contract Type: PAYE Contract Duration: 6 Months The Opportunity We are currently seeking an experienced Design Engineer to join a leading aerospace engineering organisation on an initial 6-month PAYE contract. This role will focus on the design and detailing of aerospace fuel system products, ensuring designs meet performance, manufacturability and assembly requirements while complying with aerospace and industry standards. This is an excellent opportunity for an engineer with strong CAD experience and a background in complex mechanical or aerospace product design to work within a global engineering environment. Key Responsibilities Produce detailed engineering designs using CAD platforms including Creo and MicroStation. Create and modify 3D models and engineering drawings for new and existing products. Review and perform quality checks on engineering drawings produced by both local and...
IR35 Status:
Unknown Status

CV-Library South Molton, Devon Contractor
CL
Jul 26, 2026  
Process Engineer
Process Engineer If you're a Process Engineer who enjoys taking manufacturing ideas from concept through to production, this is an excellent opportunity to work on-site with a major automotive manufacturer while being part of a consultancy that supports a wide range of customers and industries. You'll play a key role in introducing new manufacturing processes, equipment and production facilities for upcoming vehicle programmes, giving you exposure to exciting projects with genuine long-term potential. What You'll Be Doing As a Process Engineer, you'll be involved throughout the introduction of new and updated manufacturing processes, ensuring projects are delivered safely, efficiently and to the highest quality standards. Your responsibilities will include: * Planning, developing and introducing manufacturing processes and production equipment for new vehicle programmes. * Assessing product designs to ensure they are suitable for efficient manufacture and...
IR35 Status:
Unknown Status

CV-Library Wolverhampton, West Midlands (County) Contractor
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