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Engineering 16 Construction 6 Manufacturing 4
Inside IR35 Contractor assembler

24 assembler jobs found

CL
Jun 13, 2026  
Assembly Operator (Electronics)
Assembly Operator Location: Farnborough, Hampshire (full time onsite) Duration: 6 months Rate: £19 per hour (PAYE) or £25.45 per hour (Umbrella) IR35: Inside IR35 Clearance: Eligible for SC Clearance (sole British nationality required) Overview A leading organisation within the Defence & Security sector is seeking an Assembly Operator to support both RMA and new build activity. Reporting to the Senior Supervisor (Operations), the role is focused on meeting department goals and delivering to customer requirements across repair, test and assembly. Responsibilities: Working as part of the assembly team to produce LRU's to the daily going rate. Re-work of circuit boards to IPC7711/7721 standard involving removal/replacement of surface mount components. Working on repair and processing of LRU's through troubleshoot ensuring correct use of in-house systems. Use of Automated Test Equipment (ATE) for the test of product. Use electronic systems to track repairs and update...
IR35 Status:
Inside IR35

CV-Library Farnborough, Hampshire Contractor
CL
Jun 19, 2026  
Mechanical Fitter - BESS Project
Mechanical Fitter - HV Fitting & Earthing Location: Monk Fryston, North Yorkshire Project: SSER BESS Site Start Date: 8th June 2026 Duration: Until 28th August 2026 Hours: 45 Hours per Week (07:00 - 17:00) Rate: £350 per Day IR35 Status: Inside IR35 Payment Method: Umbrella / CIS Positions Available: 4 We are currently recruiting for 4 experienced Mechanical Fitters to support HV fitting and earthing activities on a major Battery Energy Storage System (BESS) project at Monk Fryston. This is an excellent opportunity to join a high-profile energy infrastructure project, working within an experienced site team delivering critical electrical and mechanical installation works. Responsibilities: Carrying out HV fitting and earthing installation works Installation and assembly of mechanical components and equipment Supporting the construction and installation of BESS infrastructure Reading and interpreting engineering drawings and specifications Ensuring all works are completed...
IR35 Status:
Inside IR35

CV-Library Castleford, West Yorkshire Contractor
CL
Jun 18, 2026  
Production Test Engineer
Production Test Engineer 12-month contract Based in Stevenage Offering £36ph Inside IR35 Are you an experienced Electronics Test Engineer? Do you have experience testing down to component level? 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 Production Test 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: Providing test engineering support to operators on the shopfloor Testing and diagnosing complex electrical/electronic systems, sub-assemblies, and circuit cards down to component level Generating test specifications, operator instructions, and technical reports - based on higher-level requirements and information Identify remedial and...
IR35 Status:
Inside IR35

CV-Library Stevenage, Hertfordshire Contractor
CL
Jun 18, 2026  
Tooling Design Engineer
Tooling Design Engineer Ampthill, Bedfordshire Contract (6 months), inside IR35, 37.5h, 4 day working week Monday to Thursday About the Role The Operations Engineering team provides engineering resources to support Operational performance and major product development projects; from design through to engineering build and production support, to end of life of product. The team provides full product lifecycle support including prototype design & build, development and integration of the build documentation and supporting requirements of full production build. This role will be required to provide technical support to the team in the design, development and implementation of industrial tools, jigs, fixtures, prototype model production and machine attachments required for production or experimental use, considering such factors as accessibility, economy, mobility, performance requirements and ensure legislative compliance is adhered to. A thorough working knowledge of CAD...
IR35 Status:
Inside IR35

CV-Library Ampthill, Bedfordshire Contractor
CL
Jun 18, 2026  
Tooling Design Engineer
Tooling Design Engineer Ampthill, Bedfordshire Contract (6 months), inside IR35, 37.5h, 4 day working week Monday to Thursday About the Role The Operations Engineering team provides engineering resources to support Operational performance and major product development projects; from design through to engineering build and production support, to end of life of product. The team provides full product lifecycle support including prototype design & build, development and integration of the build documentation and supporting requirements of full production build. This role will be required to provide technical support to the team in the design, development and implementation of industrial tools, jigs, fixtures, prototype model production and machine attachments required for production or experimental use, considering such factors as accessibility, economy, mobility, performance requirements and ensure legislative compliance is adhered to. A thorough working knowledge of CAD...
IR35 Status:
Inside IR35

CV-Library Ampthill, Bedfordshire Contractor
CL
Jun 18, 2026  
Senior CATIA Design Engineer
12 Month Contract (Inside IR35) Hybrid Working (ideally 3 days per week onsite – can be some flex on this) Job Role: To design and detail efficient landing gear systems for civil and military aircraft to meet demanding customer requirements. To support the design and manufacturing of the landing gear systems across the whole life-cycle. Key Responsibilities: Support all aspects of concept to detail design throughout the life cycle of our landing gear programmes Support all aspects of product configuration Use of up-to-date technology including computer based programmes and systems (CAD, 3D Modelling, 2D Draughting, data management systems) Designing to meet exacting customer requirements and industry standards Technical presentations to customers Interfacing with team members, chief engineers, programme management, manufacturing and colleagues at other sites Working closely with manufacturing to reduce non-conformances on products Liaise with other sites to assist with the...
IR35 Status:
Inside IR35

CV-Library Gloucester, UK Contractor
CL
Jun 17, 2026  
Quality Inspector
Quality Inspector Contract up to 17/11/2026 Based in Belfast Offering £31.90ph Inside IR35 Do you have experience with Quality Control Requirements? Have you completed an Electrical or Mechanical Apprenticeship? 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 Quality Inspector, 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: Carrying out Inspection, Quality Control, and Quality Assurance Functions Ensuring product compliance with design specification, customer, and approving authority requirements and regulations Providing instruction and advice to operators Monitoring the Delegated Operator Scheme Writing technical reports to highlight drawing,...
IR35 Status:
Inside IR35

CV-Library Belfast, County Antrim Contractor
CL
Jun 17, 2026  
Electrical Inspector
Our client has an opportunity for an Electrical Inspector to join them on a 12 month contract. Role: Electrical Inspector Location: Bolton - fully onsite Clearance: BPSS required to start Hourly Rate: £28.35 per hour via Umbrella, inside IR35 What you'll be doing: Responsible for all elements necessary to achieve and maintain the quality of deliverable hardware. Certification of product in line with processes and procedures. Examining for correct assembly including verifying all forms of electrical connections. Examining the finish of all parts to detect faulty finishing or painting, deterioration of surfaces etc. Inspect for physical damage. Intermediate inspection checks for non-Product Certification activities. Monitoring of operators within the Product Certification Scheme. Check, complete and certify all paperwork associated with the manufacturing data pack. Control of non-conforming items. Raise and maintain relevant data records/non-conformance reports. Produce...
IR35 Status:
Inside IR35

CV-Library Bolton, Greater Manchester Contractor
CL
Jun 14, 2026  
C&I Wire Person - Culham, Didcot (12 months)
Good Morning! We are currently recruiting for an C&I Wire Person in Culham, Didcot for a great project, a contract inside IR35, for 12+ months that is ran by a Public Sector Authority. About the role: provide C&I wire person/panel builder support to the facility working across different groups, and on a wide range of control and instrumentation systems. This shall include working both within a workshop environment and on industrial plant to both construct and repair C&I systems, perform bench testing and in-situ fault finding Essential Experience Perform fault finding and repairs to C&I system under supervision, both with and without written test procedures. Provide C&I wire person/panel builder support to Plant Responsible Officers (PROs); Support fault finding and repair work on C&I systems Procure, build, test and commission new plant and equipment (i.e. cubicles, sub racks/assemblies and electronic cards) to defined requirements. Capable of...
IR35 Status:
Inside IR35

CV-Library Didcot, Oxfordshire Contractor
CL
Jun 14, 2026  
Vehicle Build Technician
Expleo are actively recruiting for Development and Prototype Technicians to work within a state-of-the-art factory facility, with high performance road vehicles. Working within their highly experienced team, we are offering contract inside of IR35 opportunities, based in Surrey, where you will be working to assemble, maintain, prepare, and support the operation of, multi-project test and development vehicles and rigs. Please note Unsocial hours and frequent travel may be required as part of this role including regular off-site UK, European and occasional worldwide test support duties. Responsibilities: * Build multi-project concept/mule/prototype and production level vehicles and simulation rigs to the highest standards, using specified processes where applicable. * Preparation and operation of such vehicles for test and development activities at multiple locations, including industry proving grounds and racing circuits. * Two-way interaction with design and engineering staff to...
IR35 Status:
Inside IR35

CV-Library Surrey, UK Contractor
CL
Jun 13, 2026  
Production Test Engineer
Production Test Engineer 12-month contract Based in Bolton Offering £37ph Inside IR35 Are you an experienced Test Engineer? Do you have experience testing down to component level? 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 Production Test 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: Providing test engineering support to operators on the shopfloor Testing and diagnosing complex electrical/electronic systems, sub-assemblies, and circuit cards down to component level Generating test specifications, operator instructions, and technical reports - based on higher-level requirements and information Identify remedial and corrective...
IR35 Status:
Inside IR35

CV-Library Bolton, Greater Manchester Contractor
CL
Jun 13, 2026  
Goods Inwards Inspector
Goods Inwards Inspector 12 month contract Based in Stevenage Offering £28.71ph Inside IR35 Do you have goods in inspection experience? Do you have experience with SAP? 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 Goods Inwards Inspector, 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: Ensuring that goods received from suppliers meet the criteria of the purchase order and are compliant in all respects. Verify and accept procured products in line with contractual conditions. Practiced in reading and understanding assembly drawings with due regard to dimensional tolerances and machining. Examining the finish of all parts to detect faulty...
IR35 Status:
Inside IR35

CV-Library Stevenage, Hertfordshire Contractor
CL
Jun 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
CL
Jun 07, 2026  
C&I Technician (Control & Instrumentation)
C&I Technician (Control & Instrumentation) 1 year Contract  Oxfordshire IR35: Inside   Minimum Requirement: The purpose of this role is primarily expected to provide C&I Technician (Control & Instrumentation) support to the MAST-U facility working across different groups, and on a wide range of control and instrumentation systems. This shall include working both within a workshop environment and on industrial plant to both construct and repair C&I systems, perform bench testing and fault finding.   The Role:  Perform fault finding and repairs to C&I system under supervision, both with and without written test procedures. Provide C&I wire person/panel builder support to Plant Responsible Officers (PROs); to support fault finding and repair work on C&I systems associated with the MAST-U facility. Procure, build, test and commission new plant and equipment (i.e. cubicles, sub racks/assemblies and electronic cards) to defined requirements. Take...
IR35 Status:
Inside IR35

CV-Library Oxford, UK Contractor
CL
May 23, 2026  
Mechanical Design Engineer
World Class Defence Organisation is currently looking to recruit a Mechanical Design Engineer subcontractors on an initial 6 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 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...
IR35 Status:
Inside IR35

CV-Library Stevenage, UK Contractor
CL
May 23, 2026  
Mechanical Design Engineer
World Class Defence Organisation is currently looking to recruit a Mechanical Design Engineer subcontractors on an initial 6 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 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...
IR35 Status:
Inside IR35

CV-Library Bristol, UK Contractor
CL
May 21, 2026  
Test Equipment Design Support Engineer
World Class Defence Organisation based in Bolton is currently looking to recruit 2x Test Equipment Design Support Engineer subcontractors on an initial 6 month contract.     This role would suit a candidate who comes from a strong Electronics Engineer OR Production Support Engineer OR Test Systems Designer OR Electronics Design Engineer background.   Rate: £65.00 per hour Overtime Rate: Hours worked over the standard 37 hours per week, will be paid at ‘time and a quarter’ Location: Bolton Hybrid / Remote working: 4-5 days a week onsite (possible for remote work occasionally).  The department are happy for a Compressed week to be worked, for 4 days per week (Monday to Thursday) Duration: 6 Months with very likely extension. Contracts are often ongoing and long-term thereafter.  IR35 status: Inside IR35 (Umbrella)   Test Equipment Design Support Engineer Job Description:   We have a phenomenal opportunity for experienced Electronic Design Engineers to play a leading role in the...
IR35 Status:
Inside IR35

CV-Library Bolton, UK Contractor
CL
Apr 26, 2026  
Integration and System Validation Engineer
World Class Defence Organisation is currently looking to recruit 2x Integration and System Validation Engineer subcontractors on an initial 12 month contract.     The role would suit a candidate with the below experience: Network systems and protocols, experience of switch and router configuration and management Fault finding and route cause analysis at subsystem integration level Doors/ETM would be desirable Rate: £70.00 per hour Location: Bristol Hybrid / Remote working: 3-5 days on site; rest remote; lab-based position 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)                                                                                                                                           Interview Process: One stage Video Interview Integration and System Validation Engineer Job...
IR35 Status:
Inside IR35

CV-Library Bristol, UK Contractor
CL
Apr 18, 2026  
Manufacturing Engineer
World Class Defence Organisation based in Bolton is currently looking to recruit 4x Manufacturing Engineers. Rate: £35.00 per hour Location: Bolton 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, 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....
IR35 Status:
Inside IR35

CV-Library Bolton, UK Contractor
CL
Apr 15, 2026  
Electrical Inspector
World Class Defence Organisation based in Bolton is currently looking to recruit an Electrical Inspector Subcontractor on an initial 12 month contract.   Experience with inspecting the work of other people is essential.   Job Title: Electrical Inspector Rate: £28.35 rising to £29.70 after 12 weeks Location: Bolton   Hybrid / Remote working: Onsite. Standard Days, not shift work Contract: 37 Hours per week Overtime: Hours worked over 37 hours per week are paid at ‘time and a half’ Duration: 12 Months (initially and then ongoing and long-term thereafter) IR35 status: Inside IR35 (Umbrella)   Electrical Inspector Job Description: Responsible for all elements necessary to achieve and maintain the quality of deliverable hardware. Certification of product in line with processes and procedures. Examining for correct assembly including verifying all forms of electrical connections. Examining the finish of all parts to detect faulty finishing or painting, deterioration of surfaces etc....
IR35 Status:
Inside IR35

CV-Library Bolton, UK Contractor
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