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Contractor 126
Stevenage mechanical design engineer

126 mechanical design engineer jobs found in Stevenage

CL
Aug 14, 2026  
Mechanical Design Engineer
World Class Defence Organisation is currently looking to recruit a Mechanical Design Engineer subcontractors on an initial 12 month contract. This role would suit a Mechanical Design Engineer who comes from a strong Defence or Aerospace background has strong Creo / PRO-E skills.         Job Title:  Mechanical Design Engineer Rate: £50.00 per hour Location: Stevenage Hybrid / Remote working: 4 days a week likely onsite (likely could be lower on a week by week basis; depending on work). 1 day remote. (flexible on start and finish time). A compressed 4 day week (Monday to Thursday) a possibility. Contract: 37 Hours per week Overtime: Hours worked over 37 hours per week will be calculated at ‘time and a quarter’ Duration: 12 Months (initially and then ongoing and long-term thereafter) IR35 status: Inside IR35 (Umbrella) Mechanical Design Engineer Job Description: An opportunity to become part of Europe’s No. 1 Missile Systems Designer, as a Mechanical Design Engineer. You will...
IR35 Status:
Inside IR35

CV-Library Stevenage, UK Contractor
CL
Aug 13, 2026  
Mechanical Design Engineer
Mechanical Design Engineer 12 month contract Based in Stevenage Offering £50ph Inside IR35 Do you have experience using CREO? Do you have experience carrying out mechanical design and proving activities? Do you want to work with an industry-leading company? If your answer to these is yes, then this could be the role for you! As the Mechanical Design Engineer, you will be working alongside a market-leading Defence and Aerospace company who are constantly growing and developing. They are always looking to bring on new talents such as yourself and further develop your skills to enable you to grow within the company and industry. You will be involved in: Carry out Mechanical Design and proving activities as part of a wider team for prime and variant products, of both piece parts and assemblies Support/liaise with manufacturing, resolving manufacturing problems & defects Support the functional & environmental testing and trials Liaise with suppliers/purchasing to...
IR35 Status:
Inside IR35

CV-Library Stevenage, Hertfordshire Contractor
CL
Aug 13, 2026  
Mechanical Design Engineer
Mechanical Design Engineer Location: Stevenage - 4 days/week onsite minimum (likely flexible week to week) + 1 day remote Duration: 12 months Rate: £50/hour Umbrella IR35: Inside Clearance: SC + BPSS to start (UK Eyes Only) Overview You will work closely with other functional teams, to develop products to meet our customer's needs. Within this role you will have the opportunity to work as part of a multi-disciplinary team to perform a range of engineering activities including progressing developmental designs into production environments and working with suppliers on technical queries. Responsibilities: Carry out Mechanical Design and proving activities as part of a wider team for prime and variant products, of both piece parts and assemblies. Support/liaise with manufacturing, resolving manufacturing problems & defects. Support to functional & environmental testing and trials. Liaise with suppliers/purchasing to resolve any technical queries that may arise....
IR35 Status:
Inside IR35

CV-Library Stevenage, Hertfordshire Contractor
CL
Aug 13, 2026  
Mechanical Design Engineer
We are currently supporting a leading engineering business within the water treatment sector in their search for a Mechanical Design Engineer to join their growing team.  This is a long term contract, outside ir35 with remote working considered (must be based in the UK).  The Role You will act as the sole Mechanical Engineer across several concurrent projects, taking ownership of mechanical design input, specification, and procurement activities. Key responsibilities include: Specifying and procuring pumps, blowers, and steelwork fabrications Supporting delivery of multiple medium-scale water treatment projects Working closely with suppliers and fabrication partners across the UK Attending factory acceptance tests (FATs) at various UK sites Ensuring engineering solutions are delivered to quality, cost, and schedule requirements About You We are looking for a self-sufficient and fast-learning engineer who is comfortable taking ownership of their work. Ideally you will have:...
IR35 Status:
Outside IR35

CV-Library London, UK 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
Aug 06, 2026  
Mechanical Design Engineer
Looking for a good all-round mechanical design engineer, skilled on either SolidEdge or SolidWorks . Enclosuers, cabinets/boxes around electronics, brackets machines parts...basically light metal work that houses systems. Ideal candidate will come from Medical or Electronics enclosures or consumer products..NOT Heavy industry
IR35 Status:
Unknown Status

CV-Library Abingdon, Oxfordshire Contractor
CL
Aug 09, 2026  
Senior Mechanical Design Engineer
Senior Mechanical Design Engineer - Water AMP8 Location: Maidstone, 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 legislation. Coordinate...
IR35 Status:
Unknown Status

CV-Library Maidstone, UK Contractor
CL
Aug 06, 2026  
Mechanical Design Engineer (Solidworks)
Mechanical Design Engineer (SolidWorks) – Immediate Start Available Our client, a leading engineering business, is looking for an experienced Mechanical Design Engineer with strong SolidWorks skills to join their team as soon as possible. This is an excellent opportunity for a proactive Mechanical Design Engineer who enjoys taking ownership of projects and delivering high-quality design solutions within challenging timescales. Key Requirements for the Mechanical Design Engineer: * Proven and strong experience using SolidWorks for mechanical design. * Background in Aerospace, Automation, Agricultural Engineering, or a similar industry. * Mechanical/Design/Engineering degree/qualifications or similar. * Strong understanding of mechanical engineering and manufacturing processes. * Ability to manage multiple tasks and consistently meet project deadlines. * Self-motivated, proactive, and capable of working independently and within a team. The Role of the Mechanical Design...
IR35 Status:
Unknown Status

CV-Library Newbury, West Berkshire 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
Aug 12, 2026  
Mechanical Design Engineer
Mechanical Design Engineer 6-Month Fixed Term Contract East Sussex, Nr Hailsham £40,000 - £50,000 P.A + Benefits In a nutshell… Our client is a well-established engineering manufacturer with an excellent reputation for designing and producing high-quality industrial equipment. Due to increased project demand, they are looking to recruit an experienced Mechanical Design Engineer to join their engineering team on a 6-month fixed-term contract. The Mechanical Design Engineer will be responsible for translating legacy hand-drawn engineering sketches into fully detailed 3D SolidWorks models. Working from existing documentation, you will recreate components and assemblies while ensuring designs are accurate, practical for manufacture, and compliant with engineering standards. This is an excellent opportunity to join a forward-thinking engineering business and play a key role in delivering innovative engineering solutions. What's involved for the Mechanical Design Engineer…...
IR35 Status:
Unknown Status

CV-Library Hailsham, East Sussex 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
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
Aug 13, 2026  
Mechanical Design Engineer
Job Title: Mechanical Design Engineer Location: Rugeley Term: 12 Months Hourly Rate: £DOE IR35 Status: Inside IR35 Key Skills: Mechanical Design, Engineering, SolidWorks, CAD, Mechanical, Enclosures, Shock, Thermal We are seeking an experienced Mechanical Design Engineer Contractor with strong expertise in complex enclosure design to support our growing engineering team. You will work within integrated product teams and collaborate closely with specialists across mechanical, electrical, systems and electro-mechanical disciplines to develop high-performance mechanical solutions for cutting-edge defence products. This role is ideal for engineers who thrive in a fast-paced environment, enjoy variety, and want to contribute across the full product lifecycle, from concept generation to final delivery. Key Responsibilities Create high-quality mechanical models using CAD tools Contribute to all stages of product design and development Apply mechanical engineering expertise to support...
IR35 Status:
Inside IR35

CV-Library Rugeley, Staffordshire Contractor
CL
Aug 15, 2026  
Lead Mechanical Engineer
Job Title: Lead Mechanical Engineer Location: Bedfordshire Key Responsibilities The Mechanical Design Engineer role will require the following qualifications and skills as a minimum. Proven experience in the design and development of mechanical products, especially in Armoured Fighting Vehicle (AFV) domain seen as a huge advantage. Experience of working within the defence or industrial automation industry is essential. In-depth working knowledge of CREO CAD software and experience of using the tool to produce designs. Extensive knowledge of complex mechanism design and principles. Ability to perform basic structural and kinematic calculations. Proven track record of successful design and product development for use in harsh environments Understanding of current materials, treatments and finishing technology for use in defence products. Impeccable attention to design detail. Ability to plan, schedule, coordinate and problem solve effectively. I am keen to get this position...
IR35 Status:
Unknown Status

CV-Library Ampthill, Bedfordshire Contractor
CL
Aug 11, 2026  
Design Engineer
A well-renowned manufacturer of consumer electronics are seeking to recruit a Contract Design Engineer to join their team to assist with the development of a range of new consumer products. As Mechanical Design Engineer will you be responsible for: Development of whole products as well as mechanisms and sub-assemblies. End-to-end project management of multiple projects from concept through to manufacture. Rapid prototyping, functional lab testing and analysis of test data. Work with external manufacturing partners and other suppliers. To be successful in this role you will have: Proven experience as a Design Engineer. Qualified to degree level in either PhD, MSc, MA, MEng, BEng or BSc in Mechanical Engineering Experience in medical devices, consumer electronics or household/kitchen appliances. Proven experience in developing plastic injection moulded components and enclosures for mass manufacture. 3D CAD (such as ProE, wildfire, CREO, solidworks, solid-works). We offer full...
IR35 Status:
Unknown Status

CV-Library London, UK Contractor
CL
Aug 14, 2026  
Design Engineer
Job Title: Design Engineer Job Type: Onsite Work Type: Contract Duration: 3 to 4 Months Hours: 37.5hrs per week Industry: Manufacturing/Medical Job Location: Gloucestershire Rate: £30.00/hr to £40.00/hr (Outside IR35, Ltd and Umbrella available) Profile – Design Engineer Our client is the world leader in the design and manufacture of precision products to the medical sector. They current require a contract Design Engineer to support the Development team through a busy time. Job Role – Design Engineer Reporting to the Product Development Manager the contract Design Engineer shall migrate existing AutoCAD drawing packages into SolidWorks. The role will involve creating, editing and managing 3D models and 2D manufacturing drawings from existing product information, ensuring all outputs meet company standards and are suitable for subcontract manufacture. Following initial training, the successful candidate will be expected to work independently, managing their workload with...
IR35 Status:
Outside IR35

CV-Library Gloucester, UK Contractor
CL
Aug 15, 2026  
Manufacturing Engineer
World Class Defence Organisation based in Stevenage is currently looking to recruit a Manufacturing Engineer. The department are looking for candidates with skills in the following: Verification & validation, design modifications, commissioning, FMEAs, configuration control, sub-assembly manufacturing.   Rate: £35.00 per hour Location: Stevenage Contract: 37 Hours per week Overtime: Hours worked over 37 hours per week will be calculated at ‘time and a quarter’ Duration: 12 Months (initially and then ongoing and long-term thereafter) IR35 status: Inside IR35 (Umbrella)   Manufacturing Engineer Job Description: As a Manufacturing Engineer within the unit & missile assembly manufacturing facility your focus will be to ensure that our products are built efficiently and to budget. A key member of the Manufacturing Engineering team, you will carry out activities in support of multi-project manufacturing. Compilation and update of Manufacturing Instructions. Design,...
IR35 Status:
Inside IR35

CV-Library Stevenage, UK Contractor
CL
Aug 14, 2026  
Manufacturing Engineer - Assembly and Integration
On behalf of our client, we are seeking to recruit a Manufacturing Assembly & Integration Engineer Lead on an initial 12-month contract basis. As the Manufacturing Assembly & Integration Engineer your focus will be to ensure that our products are built efficiently and to budget. A key member of the Manufacturing Engineering team, you will carry out activities in support of multi-project manufacturing. Role: Manufacturing Assembly & Integration Engineer Pay: £32 - £35 per hour Umbrella rate Location: Stevenage - fully onsite Contract: Monday to Friday, 37 hours per week, 12 months IR35 Status: Inside SC Clearance: SC however can start on BPSS Responsibilities: Compilation and update of Manufacturing Instructions. Design, Commissioning and proving of associated tooling. Support the industrial validation process using FMEA's, FAI's etc. Resolution of technical problems that may arise during the manufacturing process. Route card changes as a result or rework...
IR35 Status:
Inside IR35

CV-Library Stevenage, Hertfordshire Contractor
CL
Aug 12, 2026  
Electrical Design Engineer
Electrical Design Engineer - Life Sciences London | Hybrid Working (Remote Considered) £43-£52 per hour 6-Month Contract (Temporary) | Outside IR35 An exciting opportunity has arisen for an experienced Electrical Design Engineer to join a leading Building Services consultancy delivering major life sciences and laboratory developments across the UK. This Electrical Design Engineer role is ideal for someone who enjoys designing complex electrical building servMSCices systems for highly serviced, technically demanding environments. You'll join a multidisciplinary team delivering large-scale life sciences projects from concept through to construction, working alongside some of the UK's leading contractors and design teams. The successful Electrical Design Engineer will play a key role in the delivery of high-value laboratory and research facilities, contributing to innovative engineering solutions across technically challenging developments. The Role As an Electrical Design...
IR35 Status:
Outside IR35

CV-Library London, UK Contractor
CL
Aug 10, 2026  
Design Engineer
Design Engineer (12 Months +) We are supporting a London-based food manufacturing organisation with the appointment of a Design Engineer for a minimum of 12-months. This is a role that will be outside IR35. Role Overview Working closely with Project Managers and Engineers, you will be responsible for the creation, management, and coordination of engineering documentation, primarily via CAD. The role spans all project phases, from initial concept and design through to commissioning and closeout. Key Responsibilities Produce and develop detailed engineering drawings including PFDs, P&IDs, and equipment layouts Update existing drawings to reflect system modifications and enhancements Utilise AutoCAD Plant 3D in line with best practice to ensure efficient, usable models Work with point cloud data to extract geometry and support brownfield design Assess spatial constraints, interferences, and clashes within existing facilities Convert complex 3D data into clear, usable 2D...
IR35 Status:
Outside IR35

CV-Library London, UK Contractor
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