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Contractor 86
Engineering Inside IR35 mechanical engineer

86 mechanical engineer jobs found

CL
May 10, 2026  
Mechanical Engineer
6 month contract (initially) £375 per hour day umbrella (Inside IR35) Job Role: The Mechanical Engineer will manage engineering design drawing revision control and work closely with customers to update drawings, review P&ID, block diagrams, and schematics, ensuring all technical files are accurately uploaded to the database. The role includes overseeing the engineering change control process and maintaining up-to-date documentation of all process modifications, changes, and improvements within the BOM structure and routing system to ensure full traceability. The engineer will also develop and implement structured methodologies for New Product Introduction (NPI) to support a seamless transition from design to full-scale production and actively participate in DFMA workshops to support value engineering (VA/VE) and the standardization of products. Key Responsibilities: Design Deliverables: Production of schematics and valve schedules for build. Check and submit client...
IR35 Status:
Inside IR35

CV-Library Droitwich Spa, Droitwich WR9, UK Contractor
CL
May 08, 2026  
Senior Mechanical Engineer (contract)
Senior Mechanical Engineer Basildon, Essex (1 day/week on site) £53ph (Inside IR35) Initial 6 month contract **Please note we can only consider sole UK Nationals for this role** We are currently looking for a Senior Mechanical Engineer to join the Precision Guidance Integrated Project Team (IPT), working on equipment for the next generation of Missile Seeker Programmes. What you'll do as a Senior Mechanical Engineer: Support senior members of staff in the delivery of technical solutions on critical Business Programmes. Generation of mechanical solutions to relevant company and international standards. Design of engineering solutions taking into account all requirements including product quality, safety, reliability, testability, sustainability, etc. Mechanical engineering detailed design, including numerical calculations, tolerance studies, etc. Produce Manufacturing Data Packs in line with BS8888 including appropriate application of GD&T. Generate BoM within approve PLM...
IR35 Status:
Inside IR35

CV-Library Basildon, Essex Contractor
CL
May 08, 2026  
Mechanical Engineer - Calibration and Maintenance
Our client has an opportunity for a Mechanical Engineer to join their Calibration and Maintenance Team. You will be joining a dynamic and focussed team, responsible for the support of the manufacturing function across all stages of product assembly integration and test. The team are self-motivated and work directly with support functions and engineers across MBDA to resolve routine and non-routine tasks arising within the business. Role: Mechanical Engineer Location: Bolton, fully onsite Hours: 37 per week Hourly Rate: £32-£35 per hour via Umbrella, inside IR35 Clearance: SC required before starting What you'll be doing: The main aspects of the role will be as technical support for the metrology department supporting COTS (commercial of the shelf) equipment and STTE (Special to type test equipment) calibration and maintenance. You will be required to assist production with technical queries on fixtures and tooling along with supporting CMM (Co-ordinate measuring machine)...
IR35 Status:
Inside IR35

CV-Library Bolton, Greater Manchester Contractor
CL
May 07, 2026  
Senior Mechanical Engineer
6 month contract (initially) Up to £55.56 per hour umbrella (Inside IR35) Hybrid working (circa 1 day per week on site with a need to be flexible where required) Job Role: Our client is currently looking for a Senior Mechanical Engineer to join the Precision Guidance Integrated Project Team (IPT), working on equipment for the next generation of Missile Seeker Programmes. The successful candidate will be experienced in the Aerospace and/or Defence Industry and preferably hold SC Security status. The Mechanical Engineer role offers hybrid working, with the option of on-site working at our Basildon office. The frequency of on-site visits shall be agreed with the project team to ensure that key Milestones and Deliverables are met on time, to budget and to the desired quality. Key Responsibilities: Support senior members of staff in the delivery of technical solutions on critical Business Programmes. Generation of mechanical solutions to relevant company and international...
IR35 Status:
Inside IR35

CV-Library Basildon, UK Contractor
CL
May 02, 2026  
Senior Mechanical Engineer
Senior Mechanical Engineer Basildon 6-Month Contract Paying up to £55p/h (Inside IR35 Key Responsibilities Support senior members of staff in the delivery of technical solutions on critical Business Programmes. Generation of mechanical solutions to relevant company and international standards. Design of engineering solutions taking into account all requirements including product quality, safety, reliability, testability, sustainability, etc. Mechanical engineering detailed design, including numerical calculations, tolerance studies, etc. Produce Manufacturing Data Packs in line with BS8888 including appropriate application of GD&T. Generate BoM within approve PLM system (Teamcenter). Contribute to reviews of Mechanical designs in accordance with business and industry standards. Deliver design solutions against Technical Requirements, within budget and timescales. Essential Skills & Experience Mechanical or Science degree qualified, or equivalent, with experience....
IR35 Status:
Inside IR35

CV-Library Basildon, Essex Contractor
CL
May 02, 2026  
Mechanical/Senior Mechanical Engineer- Nuclear
Mechanical Engineer / Senior Mechanical Engineer - Contract (Inside IR35) Warrington (Hybrid - 3 Days Onsite) £51-£56 per hour Long-Term Contract | Major Nuclear Programme - PFDO, Sellafield Are you a Mechanical Engineer ready to step into a high-impact role on one of the UK's most critical nuclear programmes? We're supporting a key delivery partner on the PFDO project at Sellafield, and we're looking for a Mechanical Engineer or Senior Mechanical Engineer to help drive engineering excellence across complex, safety-critical work. The Opportunity You'll play a vital role in delivering engineering and technical activities across the project lifecycle-bringing your expertise to solve complex challenges and ensure high-quality outputs in a regulated environment. This is a fantastic opportunity to work on a flagship nuclear programme, collaborating with experienced teams while contributing to the safe and efficient delivery of major works. What You'll Be Doing Deliver...
IR35 Status:
Inside IR35

CV-Library Warrington, Cheshire Contractor
CL
Apr 02, 2026  
Mechanical Design Engineer
World Class Defence Organisation is currently looking to recruit a Mechanical Design Engineer (Military Packaging Design) 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.  Other CAD Package skills are also fine.         Job Title:  Mechanical Design Engineer Rate: £50.00 per hour Location: Stevenage Hybrid / Remote working: Hybrid, 2-3 days min on site. Although this can change due to workload. Can be continually reviewed. 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 work closely with other functional...
IR35 Status:
Inside IR35

CV-Library Stevenage, UK Contractor
CL
Mar 04, 2026  
Mechanical Design Engineer (Military Packaging Design)
World Class Defence Organisation is currently looking to recruit a Mechanical Design Engineer (Military Packaging Design) 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: Hybrid, 2-3 days min on site. Although this can change due to workload. Can be continually reviewed. 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 - Military Packaging Design Job Description: An opportunity to become part of Europe’s No. 1 Missile Systems Designer, as a Mechanical Design Engineer. You will work closely with other functional teams, to develop...
IR35 Status:
Inside IR35

CV-Library Stevenage, UK Contractor
CL
May 09, 2026  
Contract Mechanical Shift Engineer
Contract Mechanical Shift Engineer South Wales - easy access from most locations Inside IR35 (via Umbrella) 3-6 month initial contract with likely extension Rate DOE Yolk Recruitment are supporting a well established FMCG manufacturer in South Wales with the recruitment of Contract Mechanical Shift Engineers to support their maintenance team on site. These roles are available immediately. You'll join an experienced engineering team on a busy, well invested manufacturing site. The role will involve a mix of planned preventative maintenance, reactive breakdown support and some project work, working on a range of high speed production and packaging equipment. The site has good engineering support and well equipped workshop facilities, allowing the team to carry out a large proportion of work in house. You'll work 12 hour shifts, either 6am-6pm or 6pm-6am, on a rotating pattern of 2-3 days on and off. The rota runs in two week blocks of days followed by two weeks of nights....
IR35 Status:
Inside IR35

CV-Library Port Talbot, Neath Port Talbot Contractor
CL
May 08, 2026  
Mechanical / Fuel Systems Installation Design Engineer
Mechanical / Fuel Systems Installation Design Engineer Filton - 100% on-site 35 hours per week | 4.5-day working pattern IR35: Inside Shape the future of air travel with Guidant Global Guidant Global is proud to be recruiting on behalf of Airbus, a world leader in aerospace, for an experienced Mechanical / Fuel Systems Installation Design Engineer to join a highly skilled Wing Engineering Design team based in Filton. This is a fantastic opportunity to work at the forefront of aircraft innovation, contributing to the design and development of fuel and mechanical systems across Airbus' commercial aircraft programmes. You'll be part of a collaborative, multinational engineering community that values quality, innovation and continuous improvement. The role As a Mechanical / Fuel Systems Installation Design Engineer, you will play a key role in delivering safe, efficient and manufacturable system designs from concept through to in‑service support. Working within a supportive and...
IR35 Status:
Inside IR35

CV-Library Filton, Gloucestershire Contractor
CL
May 08, 2026  
Mechanical Design Engineer Urgently Required
Inventor and Windchill experiece is essential. Develop and deliver mechanical designs from concept through to initial release using Autodesk Inventor, producing high-quality 3D models, drawings to BS8888 with appropriate GD&T, ensuring technical rigour and traceability. Manage design data within Windchill PLM, including part creation, structures and BoMs, ensuring accurate configuration control and timely release of design documentation in line with company processes. Ensure designs meet requirements, standards and manufacturability expectations through effective self-checking and collaboration with stakeholders, supporting a smooth and compliant initial release. This role is inside IR35 with flexible hybrid working arrangements
IR35 Status:
Inside IR35

CV-Library Cambridge, UK Contractor
CL
May 08, 2026  
Contract Mechanical Design Engineer
The Redline Group have an exciting opportunity for a Contract Mechanical Design Engineer to work with our customer and play a key role in the design and development of complex engineered products. Working as part of a multidisciplinary engineering team, you will take ownership of mechanical design activities from concept through to detailed design and support during development and validation. This role will be based onsite in Leicester and is offered on an initial 6 month contract. This role has an indicative INSIDE IR35 determination therefore candidates will be required to operate via an Umbrella company. The business is a well established and technically innovative engineering organisation operating within a high reliability product environment. Due to continued project demand and an active development pipeline, they are seeking an experienced contractor who can hit the ground running and deliver high quality mechanical design work. This is an excellent opportunity for a...
IR35 Status:
Inside IR35

CV-Library Leicester, Leicestershire Contractor
CL
May 07, 2026  
Mechanical Design Engineer
Mechanical Design Engineer (Contract) We are seeking an experienced Mechanical Design Engineer to support ongoing engineering projects onsite at a client manufacturing facility in the North West. This is a hands-on contract role requiring strong CREO expertise and prior experience within the automotive or commercial vehicle sector. The role is primarily onsite and offers flexibility to support different teams and projects across the engineering function as business needs evolve. Responsibilities Deliver mechanical design solutions using CREO (PTC Creo) Support the development of components and systems within automotive and commercial vehicle programmes Work across multiple engineering areas depending on project requirements Collaborate with cross-functional teams including manufacturing, validation, and quality Ensure designs meet industry standards, performance requirements, and manufacturability guidelines Participate in design reviews and continuous improvement activities...
IR35 Status:
Inside IR35

CV-Library Lancashire, UK Contractor
CL
Mar 04, 2026  
Mechanical Design Engineer
World Class Defence Organisation is currently looking to recruit a Mechanical Design Engineer subcontractor on an initial 6 month contract. Job Title:  Mechanical Design Engineer Rate: £50.00 per hour Location: Stevenage or Bristol (depending on your preference) 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: 6 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 work closely with other functional teams, to develop products to meet our customer’s needs. Within this role...
IR35 Status:
Inside IR35

CV-Library Bristol, UK Contractor
CL
May 13, 2026  
Mechanical Design Consultant
Our client, a Defence and Security supplier is looking for a Mechanical Design Engineer to join them on a contract basis at their site in Maidenhead. Due to the nature of the role, applicants must hold the sole British nationality and current SC Clearance 6-month initial contract £60 p/h Umbrella, inside IR35 Fully onsite in Maidenhead due to the nature of the role Job Description: Design, develop, test, and document mechanical assemblies through the full product lifecycle. Deliver robust mechanical solutions using company engineering tools and processes. Create and review mechanical documentation: design packs, analysis reports, plans, and procedures. Define and analyse mechanical performance and functional behaviours. Optimise designs for various manufacturing methods (machining, moulding, extrusion, sheet metal, casting). Perform tolerance analysis for precision parts and complex assemblies. Produce designs compliant with MIL‑STD, DEF‑STAN, EMC, TEMPEST, and environmental...
IR35 Status:
Inside IR35

CV-Library Maidenhead, Berkshire Contractor
CL
May 10, 2026  
R&D Engineer
R&D Engineer - Lab Filtration Hours per week: 37.5 Site Location: Cardiff Rate: Negotiable (Inside IR35 via Umbrella) Duration: 12 Months Role Summary The R&D Contingent Engineer will provide hands-on mechanical engineering expertise to support the development, validation, and transfer of new and existing lab filtration products. The role focuses on prototype development, design verification, manufacturing readiness, and technical problem-solving in a regulated life sciences environment. Key Responsibilities Provide technical expertise in the development and validation of new and existing products Conduct feasibility studies, design verification, and performance testing Support prototype design, fabrication, and iterative development Lead and contribute to design reviews for new product development (NPD) Develop 2D/3D CAD models using SolidWorks Support manufacturing transfer, process validation, and supplier engagement Prepare technical reports and product...
IR35 Status:
Inside IR35

CV-Library Cardiff, UK Contractor
CL
Apr 21, 2026  
General Engineering Workshop Technician Engineer
Location: Stafford – Full Time Onsite Contract Length: Until 15 August 2026 IR35 Status: Inside IR35 Pay: £21.52 per hour via Umbrella Key Responsibilities * Perform testing, diagnostics, repair, maintenance, modification, calibration, and manufacture of equipment down to module or component level using approved engineering documentation and techniques. * Carry out planned and ad-hoc advanced repairs using technical documentation, Approved Source Information (ASI) and OEM data. * Support the surveying, refurbishment, and maintenance of Ground Support Equipment (GSE). * Undertake reverse engineering and development activities, including producing engineering documentation and test procedures where required. * Hold responsibilities for self-certification, over-signing, and conditioning of equipment (serviceable, unserviceable, or scrap). * Support the supervision, training, and mentoring of junior technicians and apprentices....
IR35 Status:
Inside IR35

CV-Library Stafford, Staffordshire Contractor
CL
May 13, 2026  
Supplier Quality Engineer
Supplier Quality Engineer 6 month contract Based in Stevenage - hybrid Offering £45ph Inside IR35 Do you have experience with AS9100 standards? Do you have quality experience in Manufacturing and Supply Chain environments? 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 Supplier Quality 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: Complete scheduled Quality Assurance audits at suppliers using standardised tools Conduct thorough verification/inspection of products to ensure they meet the required quality standards Identify and document any non-conformities in the manufacturing process and deviations from the product specifications...
IR35 Status:
Inside IR35

CV-Library Stevenage, Hertfordshire Contractor
CL
May 13, 2026  
Supplier Quality Engineer
Supplier Quality Engineer 6 month contract Based in Bolton - hybrid Offering £45ph Inside IR35 Do you have experience with AS9100 standards? Do you have quality experience in Manufacturing and Supply Chain environments? 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 Supplier Quality 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: Complete scheduled Quality Assurance audits at suppliers using standardised tools Conduct thorough verification/inspection of products to ensure they meet the required quality standards Identify and document any non-conformities in the manufacturing process and deviations from the product specifications...
IR35 Status:
Inside IR35

CV-Library Bolton, Greater Manchester Contractor
CL
May 13, 2026  
Manufacturing Engineer
Manufacturing Engineer 12 Month Contract Based in Bolton Offering £35ph Inside IR35 Are you an experienced Manufacturing Engineer? Do you hold an Apprenticeship and NVQ/SVQ Level 3? Are you experienced with SAP? Are you looking to work with an industry-leading company? If your answers are yes to these, then this could be the role for! As the Manufacturing 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: Compilation and update of Manufacturing Instructions. Design, Commissioning, and proving of associated tooling. Support the industrial validation process through the use of 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 Bolton, Greater Manchester Contractor
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