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Contractor 39
Outside IR35 Northampton engineering

39 engineering jobs found in Northampton

CL
Feb 22, 2026  
Mechanical Inspector
Mechanical Inspector – Contract Role Outside IR35 Up to £35 per hour Weekend shift Motorsport sector We’re supporting a leading motorsport organisation in their search for an experienced Mechanical Inspector to join on contract, working weekend shifts. The role: Inspection of precision mechanical components to ensure they meet drawings, specifications, and quality standards. Using a wide range of inspection methods, including hand tools, gauges, and CMM (where applicable). Reviewing engineering drawings and CAD data to verify part compliance. Recording inspection results and maintaining accurate documentation. Liaising with engineering and production teams to resolve quality concerns quickly. The ideal candidate: Background in precision inspection within motorsport or high-performance engineering environments. Strong knowledge of mechanical components and machining/manufacturing processes. Skilled in reading and interpreting technical drawings and GD&T. Familiar...
IR35 Status:
Outside IR35

CV-Library Moulton, Northampton, UK Contractor
CL
Feb 22, 2026  
Composite Inspector
Composite Inspector – Contract Roles Outside IR35 Up to £35 per hour Days & Weekends available Motorsport sector 6 Month + Contract We’re supporting a leading motorsport organisation in their search for two experienced Composite Inspectors to join on contract. One role will cover day shifts, the other weekend shift. The role: Inspection of composite components to ensure compliance with drawings, specifications, and quality standards. Using a variety of inspection techniques including manual measurement, visual inspection, and non-destructive methods. Working closely with production and engineering teams to resolve quality issues. Documenting inspection findings and maintaining accurate quality records. Supporting continuous improvement initiatives to enhance manufacturing and inspection processes. The ideal candidate: Proven background in composite inspection within motorsport or high-performance engineering environments. Strong knowledge of composite materials...
IR35 Status:
Outside IR35

CV-Library Silverstone, Towcester NN12, UK Contractor
CL
Feb 22, 2026  
Composite Laminator - Nights
Composite Laminator – F1 Contract Outside IR35 Nights/Weekend Shift Available Start: End of September Location: Silverstone £32 - £35ph We’re supporting a leading Formula One team with their upcoming build season and are looking for experienced Composite Laminators to join on contract. The role: Laminating and manufacturing high-performance composite components for F1 applications. Working from engineering drawings and lay-up manuals to exact specifications. Preparing, laying up, and curing pre-preg carbon fibre. Using hand and power tools for trimming, fitting, and assembly. Ensuring all parts meet strict quality and motorsport standards. Maintaining a clean, safe working environment and adhering to health & safety requirements. The ideal candidate: Previous F1 laminating experience is essential. Skilled in pre-preg carbon fibre lay-up and complex laminating processes. Ability to work accurately to tight tolerances and deadlines. Strong attention to detail...
IR35 Status:
Outside IR35

CV-Library Silverstone, Towcester NN12, UK Contractor
CL
Feb 26, 2026  
Contract NPI Manufacturing Engineer
Job Title: Contract NPI Manufacturing Engineer – Contract – Outside IR35 Rate: Up to £375 per day Contract Length: Minimum 6 months Start Date: ASAP Location: On-site, Wappenham Security Requirement (Essential) Candidates must be British citizens or eligible to obtain Security Clearance (SC). Applications cannot be considered without this requirement being met. About the Role A leading UK engineering organisation is seeking a Contract NPI Manufacturing Engineer to support the introduction of complex electro-mechanical systems into manufacture for a major MOD programme. This is an immediate requirement supporting a critical deliverable moving into production. You will be expected to operate with minimal supervision whilst driving manufacturing readiness across New Product Introduction activities. Prior defence experience is desirable; however, strong NPI experience is essential. The interview process will be one to two stages, with a quick turnaround for the right candidate. Key...
IR35 Status:
Outside IR35

CV-Library Wappenham, West Northamptonshire Contractor
CL
Feb 22, 2026  
Composite Laminator - Nights/Weekends
Job Title: Composite Laminator (Weekends/Nights) Location: North Buckinghamshire Rate: £22 - £30 per hour (Outside IR35) Contract: Ongoing Overview: We are supporting a leading composites manufacturer in the North Buckinghamshire region who are looking for experienced Composite Laminators to join their day shift team. You will be producing high-quality composite components for motorsport and advanced engineering projects, working to tight tolerances and high standards. Key Responsibilities: Hand-lay carbon fibre laminating using pre-preg materials Working from technical drawings, ply books and work instructions Preparing moulds, including cleaning, release application and general prep Bagging and de-bagging components Trimming, bonding and finishing composite parts Ensuring components meet quality, dimensional and cosmetic requirements Supporting production schedules and working effectively within a team environment Requirements: Previous experience as a composite...
IR35 Status:
Outside IR35

CV-Library Great Linford, Milton Keynes MK14, UK Contractor
CL
Feb 22, 2026  
Composite Trimmer
Composite Trimmer – Motorsport Contract | Ongoing Day & Night Shifts Available £22 – £25 per hour (DOE & shift pattern) The Role We are currently recruiting for an experienced Composite Trimmer to support ongoing motorsport programmes. This is a contract position with consistent work available on both day and night shifts. You will be responsible for the precision trimming, fitting and finishing of high-performance composite components, working to extremely tight tolerances in a fast-paced motorsport environment. Key Responsibilities Trimming carbon fibre and composite components using hand tools and machinery Finishing, fettling and preparing parts to exacting motorsport standards Drilling, bonding and fitting composite components where required Working from engineering drawings and build instructions Carrying out self-inspection to ensure parts meet quality standards Supporting production to meet tight deadlines and build schedules Maintaining a clean and...
IR35 Status:
Outside IR35

CV-Library Great Linford, Milton Keynes MK14, UK Contractor
CL
Feb 20, 2026  
Wheel Designer
Wheel Designer - Permanent or Contract (Outside IR35) position. A Wheel Designer is required to join a truly remarkable company who is an exclusive and prestigious luxury vehicle modifier for the UK and global markets.  The Wheel Designer will be joining an established Design Team and will be working on several fantastic new exciting projects for exclusive brands.  The company is a true end to end UK manufacturer ‘one of a kind’ in the aftermarket sector with a design focus that has always been 'OEM Plus' appealing to a customer base looking to achieve a little more individuality with their vehicle with premium components, while remaining respectful to the original designs of the manufacturer. Our client is looking for an experienced Wheel Designer to work on high-end bespoke alloy wheel projects, to support the design, development and production delivery of their bespoke alloy wheels.  Working closely with the Design and Manufacturing teams, you will be responsible for creating...
IR35 Status:
Outside IR35

CV-Library Milton Keynes, UK Contractor
CL
Feb 20, 2026  
Alias Modeller / Designer
An experienced Automotive Alias Modeller / Designer is required to join a truly remarkable company who is an exclusive and prestigious luxury vehicle modifier for the UK and global markets. The new Alias Modeller / Designer will be joining an established Design Team and will be working on a number of fantastic new exciting projects for exclusive brands. Our client is a true end to end UK manufacturer 'one of a kind' in the aftermarket sector, building customer vehicles each month alongside servicing their global dealer network with products they manufacture.  Unlike some aftermarket modifiers, their design focus has always been 'OEM Plus' appealing to a customer base looking to achieve a little more individuality with their vehicle with premium components, while remaining respectful to the original designs of the manufacturer. As an experienced Automotive Alias Modeller / Designer, you will have previous extensive experience in a similar role working with high end brands, along...
IR35 Status:
Outside IR35

CV-Library Milton Keynes, UK Contractor
CL
Feb 22, 2026  
Composite Laminator - Days
Job Title: Composite Laminator (Days) Location: North Buckinghamshire Rate: £20 - £27 per hour (Outside IR35) Contract: Ongoing Overview: We are supporting a leading composites manufacturer in the North Buckinghamshire region who are looking for experienced Composite Laminators to join their day shift team. You will be producing high-quality composite components for motorsport and advanced engineering projects, working to tight tolerances and high standards. Key Responsibilities: Hand-lay carbon fibre laminating using pre-preg materials Working from technical drawings, ply books and work instructions Preparing moulds, including cleaning, release application and general prep Bagging and de-bagging components Trimming, bonding and finishing composite parts Ensuring components meet quality, dimensional and cosmetic requirements Supporting production schedules and working effectively within a team environment Requirements: Previous experience as a composite laminator...
IR35 Status:
Outside IR35

CV-Library Buckingham MK18, UK Contractor
CL
Feb 21, 2026  
Pipefitter
Pipefitter Bicester £28 per hour 42 hours per week CIS 4-6 weeks Commercial Pipefitter required for Copper Pipe installations. CSCS required, along with tools and transport to site For more information, please call David Bates @ ARM on (phone number removed) Disclaimer: This vacancy is being advertised by either Advanced Resource Managers Limited, Advanced Resource Managers IT Limited or Advanced Resource Managers Engineering Limited ("ARM"). ARM is a specialist talent acquisition and management consultancy. We provide technical contingency recruitment and a portfolio of more complex resource solutions. Our specialist recruitment divisions cover the entire technical arena, including some of the most economically and strategically important industries in the UK and the world today. We will never send your CV without your permission. Where the role is marked as Outside IR35 in the advertisement this is subject to receipt of a final Status Determination Statement from the...
IR35 Status:
Outside IR35

CV-Library Bicester, Oxfordshire Contractor
CL
Feb 22, 2026  
Site Commissioning Engineer (outside of IR35 OR PAYE)
Role:                Site Commissioning Engineer  (Outside of IR35 OR PAYE) Base:               Remote Rate:                £45 - £52.00 p/h The  Site Commissioning Engineer will undertake site commissioning activities in technical specialist capacity during on-site installation/ construction and commissioning activities related to the assigned work scope to assure cost-effective execution of project deliverables in accordance with contract specifications,  quality standards, schedule, and safety requirements for start-up and commissioning phases. To work on national & international Energy projects using client products and systems as required. Site Commissioning Engineer requirements: Able to perform overall quality control of their own work and report regularly on the status. Monitor compliance to applicable codes, practices, QA/QC policies, performance standards and specifications. Be involved in the coordination of any technical queries and solutions with the...
IR35 Status:
Outside IR35

CV-Library Eaton Socon, St. Neots PE19, UK Contractor
CL
Feb 22, 2026  
Telecoms Engineer (Outside of IR35 or PAYE/Umbrella if preferred)
Role:            Telecoms Engineer (Outside of IR35 or  PAYE/Umbrella) Based:          St.Neots, Cambridgeshire PE19 Duration:       Ongoing Rate:            Negotiable Our client is seeking an experienced Telecoms Engineers to work on an ongoing contract. The role will include: Telecoms Engineering encompasses the planning, design, development, testing, installation, and coordination of related activities involving electrical/electronic components and systems, including automation. It also co-ordinates activities internally and with other groups to effectively accomplish objectives requiring knowledge of associated functions and related engineering fields. Use computers and selected programs for such matters as preparing reports and conducting analyses. Independently perform various engineering duties requiring the exercise of judgment and application of standard engineering principles and practices, towards set goals. Plan, conduct or coordinate a range of complex...
IR35 Status:
Outside IR35

CV-Library Eaton Socon, St. Neots PE19, UK Contractor
CL
Feb 23, 2026  
Senior Bid Engineer
Senior Bid Engineer – Outside IR35 Birmingham (Hybrid) 3-Month Contract (Extendable) Our client is looking for a Senior Bid Engineer to support a number of upcoming project tenders. This is an outside IR35 contract, initially for 3 months with strong potential for extension, working on a hybrid basis from client offices in Birmingham. Operating under a new 2026 Group structure, this role will support technically complex, high-value bids and requires strong alignment with group-level commercial standards. Key Responsibilities: * Supporting and developing technical bid and tender submissions * Contributing engineering and design input into proposals * Working closely with commercial and estimating teams on pricing, risk, and value engineering * Assisting with RFP, ITT, and tender responses from early-stage through submission * Ensuring bid content aligns with group governance and commercial frameworks Key Requirements: *...
IR35 Status:
Outside IR35

CV-Library Coventry, West Midlands (County) Contractor
CL
Feb 22, 2026  
Site Engineer
We are looking for an experienced Site Engineer to support the delivery of an FRC (Fibre Reinforced Concrete) tunnel and shafts project in Coventry. The role will be site-based and focused on setting out, quality assurance, and technical support through tunnelling and shaft construction works. You’ll be working closely with the Project Manager, Sub Agents, and construction teams to ensure works are delivered safely, accurately, and to programme. Key Responsibilities * Setting out for tunnels, shafts, bases, walls, and temporary works * Managing and checking FRC installations, ensuring compliance with design and specs * Producing and reviewing ITPs, RAMS, and permits * Quality control, including inspections, records, and as-built information * Liaising with subcontractors, surveyors, and design teams * Maintaining accurate site records, QA documentation, and progress reports * Supporting health & safety compliance...
IR35 Status:
Outside IR35

CV-Library Coventry, West Midlands (County) Contractor
CL
Feb 21, 2026  
Foreman-Aylesbury-Outside IR35
URGENT NEED-GENERAL FOREMAN (HS2)-AYLESBURY-OUTSIDE IR35 Due to an increase in their works on HS2 in Aylesbury, our client, a top regional contractor are seeking the services of a working Foreman to oversee on site activities on Utility Diversion and other Civils works including Drainage, Earthworks, Highways and Structures. Based from site, daily duties will include tool box talks, inductions, overseeing gangs on site ensuring the work is carried out correctly and safely, health & safety and reporting. To be considered for this role you will have a minimum of SSSTS, CSCS and ideally First Aid and will have solid Civil Engineering and Utility experience gained within the contracting evironment with HS2 experience also an advantage. In return, a top day rate is on offer which is paid OUTSIDE IR35/CIS along with a start at short notice and an ongoing contract. This is a great opening with a top client so if interested, please get in touch by sending your CV to Dave Rowe by email...
IR35 Status:
Outside IR35

CV-Library Aylesbury, Buckinghamshire Contractor
CL
Feb 22, 2026  
M&E Manager
M&E Manager – HV Substation (Wymondley, SG4) Location: Wymondley 400kV Substation, Hertfordshire Rate: £500 per day (subject to review when stepping into SR163 Site Manager role) Contract Type: Full-time, site-based, contract Duration: 6-month (part of an 18-month programme - high probability of extension) Hours: Monday to Friday, 10-hour days with occasional weekends IR35 Status: Outside IR35 MRR Infrastructure is supporting the delivery of a major 400kV substation build as part of the UK’s National Grid transmission infrastructure. This global engineering-led consultancy is a key delivery partner across multiple National Grid frameworks, known for its safety-first approach and commitment to technical quality. We are seeking an experienced M&E Manager to lead the mechanical and electrical workstreams on site. This position will initially support the Site Manager in day-to-day delivery and supervision, with the expectation to step into the SR163 Site Manager role as the...
IR35 Status:
Outside IR35

CV-Library SG4, Redcoats Green, Hertfordshire Contractor
CL
Feb 21, 2026  
Contract Project Manager
The Redline Group have an EXCLUSIVE opportunity for an experienced Contract Project Manager to manage and complete a project to bring two businesses together, working on a hybrid basis from their Oxfordshire offices on an initial 3-month Contract. This role has an indicative OUTSIDE IR35 determination therefore we can accept candidates who would like to operate through their own PSC. Working with companies that are part of a larger overarching group, their engineering and technical know-how is known around the world. You will be brought in to immediately assess the field of play and set about bringing the merger into reality. You will be a strong communicator, working with internal and external stakeholders, and tapping into your experience to provide solutions to problems at a critical time for this project. This is not a role for someone who wants to sit on the sidelines - you will be in the thick of it from the beginning! Key Skills Required - Contract Project Manager,...
IR35 Status:
Outside IR35

CV-Library Oxfordshire, UK Contractor
CL
Feb 21, 2026  
Civil Project Engineer
Civil Project Engineer – Water & Infrastructure Location: Leicestershire Contract: Long-term contract | Outside IR35 Rate: Competitive A leading Tier 1 contractor is seeking an experienced Civil Project Engineer to support the delivery of major water utilities and infrastructure works in Leicestershire. This is a long-term, outside IR35 contract offering stability and the opportunity to work on high-profile projects. The Role You will play a key role in the planning, coordination, and delivery of civil engineering works across complex infrastructure schemes. Working closely with site teams, designers, and stakeholders, you will ensure projects are delivered safely, on time, and to the required quality standards. Key Responsibilities Supporting the delivery of water utilities and civil infrastructure projects Managing technical queries, drawings, and design coordination Assisting with planning, sequencing, and short-term programmes Monitoring quality, safety, and...
IR35 Status:
Outside IR35

CV-Library Leicestershire, UK Contractor
CL
Feb 20, 2026  
Composite Laminator
Winsearch is proud to partner with a leading composites manufacturing business serving the Automotive, Aerospace and Motorsport sectors. We are recruiting a number of experienced Composites Laminator to join their team on an ongoing contract basis in Leicestershire. In this hands-on role, you will laminate tooling and components for high-performance projects, taking a precision approach and following detailed engineering drawings and laminating manuals. The focus is on meeting customer delivery targets without compromising quality. Sector: Automotive, Aerospace, Motorsport Employment type: Contract (Outside IR35) Location: Leicestershire Key Duties Laminate tooling and components for composite parts. Seal and release patterns/moulds using appropriate compounds. Vacuum-bag tooling and components for cure preparation. Load and operate ovens and autoclaves during curing processes. Manufacture templates and cut kits of composite components. Meet delivery targets for our customers...
IR35 Status:
Outside IR35

CV-Library Leicestershire, UK Contractor
CL
Feb 22, 2026  
Materials Engineer
Freelance Materials Engineer – Bulk Earthworks (HS2) Location: HS2 Major Infrastructure Project – Great Missenden Duration: 12 months Engagement: Freelance, Outside IR35 / CIS Are you a Materials Engineer experienced in bulk earthworks and construction quality? We are seeking a freelance Materials Engineer for a Tier 1 contractor supporting HS2 earthworks. The role focuses on material testing, classification, and quality assurance to ensure excavated and imported materials meet project specifications and can be reused safely. What you’ll do: Oversee field and laboratory testing of soils, aggregates, and stabilised materials Analyse test data and classify materials for reuse approval Monitor earthworks compliance with Inspection and Test Plans (ITPs) Investigate and resolve material non-conformance issues Maintain quality records and digital completion data (Dalux)What we’re looking for: Degree in materials, civil, or geotechnical engineering Minimum 2 years site experience...
IR35 Status:
Outside IR35

CV-Library Great Missenden HP16, UK Contractor
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