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Contractor 58
Engineering Inside IR35 support worker

58 support worker jobs found

CL
Jul 31, 2026  
Plant IT CIM Engineer
The RLE INTERNATIONAL Group is one of the world's leading providers in the fields of vehicle development, technology and consulting. On the basis of more than 40 years of development & consulting, we provide innovative and effective solutions for our UK customers in the area of Automotive Engineering. RLE INTERNATIONAL is represented at locations close to its customers in Europe, Asia and USA. Position Description: Plant IT CIM Engineer Rate: £27.38 (via Umbrella PAYE) increasing to £35.89 under AWR’s) Agency Worker Regulations) Lead the seamless operation of PFS (Plant Floor System) applications at our client’s largest European engine manufacturing facility Become the subject matter expert (SME) for several PFS applications and utilise that knowledge to provide production support, and new ideas and solutions. Lead the escalation and resolution of critical incidents/issues, working and collaborating with in-plant customers, other in Plant IT and our global IT organisation...
IR35 Status:
Inside IR35

CV-Library Barking and Dagenham, Greater London Contractor
CL
Jul 31, 2026  
Process Worker - Days (FLT)
Job Title: Process Worker - Days (FLT) Job Type: Contract IR35 Status: Inside IR35 Start Date: Subject to clearance Duration: 12 Months rolling contract Pay Rate: Up to £19.53 per hour PAYE Location: Preston Hybrid/Remote Working: On site role Hours of work: Mon-Fri 8am-4pm Role Description (this is not an exhaustive list of the role requirements): The company is looking for someone to fulfil an operational team member role within the Uranium Recovery business unit, in a transport and logistical role supporting business units across the site. This role will be working a day pattern. This role is ideal for a candidate who works well within a team but can also be self-motivated to work alone. The successful candidate will be required to operate a number of industrial vehicles including over 15 tonne Forklift Trucks and agricultural tractors and trailers. Training and authorisations will be provided should the individual not currently possess these. Areas of responsibility...
IR35 Status:
Inside IR35

CV-Library Preston, Lancashire Contractor
CL
Aug 06, 2026  
Mechanical Ventilation Engineer
Mechanical Ventilation Engineer £51 per Hour (Inside IR35) Hybrid - 3 Days in Warrington or Sellafield 12-Month Contract Play a Key Role on Critical Sellafield Nuclear Projects An exciting opportunity has arisen for an experienced Mechanical Ventilation Engineer to join a leading engineering team supporting major projects at Sellafield. Working on the MSSS SEP programme, you'll be responsible for delivering ventilation system designs and layouts for complex nuclear facilities, ensuring compliance with stringent safety and regulatory requirements. This is a fantastic opportunity to work on nationally significant projects while benefiting from a flexible hybrid working arrangement and a long-term contract. The Role As a Mechanical Ventilation Engineer, you'll provide specialist design expertise, developing ventilation solutions that support the safe operation of nuclear facilities. Your responsibilities will include: Producing HVAC and mechanical ventilation system designs...
IR35 Status:
Inside IR35

CV-Library Warrington, Cheshire Contractor
CL
Aug 06, 2026  
CE&I Control System Design Engineer - Nuclear
CE&I Control System Design Engineer - PES-Based Control Systems Warrington | Hybrid - 3 days on site £51-£55/hour | Inside IR35 Are you a CE&I Control System Design Engineer with strong experience in Programmable Electronic Systems (PES)? This is an excellent opportunity to join the Silos MSSS SEP 1 & 2 programme, contributing to a nationally significant, safety-critical project within a highly regulated environment. You'll be embedded within the CE&I design team, focused on the design, update and verification of PES-based control systems. While implementation, testing and commissioning are delivered by dedicated site teams, your work will be fundamental in ensuring designs are robust, compliant and ready for safe delivery. The Role You will be responsible for: Delivering and checking PES-based Control System designs and updates to meet functional and business requirements Supporting other engineers in the delivery of high-quality CE&I design outputs...
IR35 Status:
Inside IR35

CV-Library Warrington, Cheshire Contractor
CL
Aug 06, 2026  
CE&I Design Engineer -Site based Sellafield
CE&I Design Engineer - nuclear £46-£51 per Hour (Inside IR35) | Long-Term Contract | Sellafield | Full-Time On Site Shape the Future of UK Nuclear Infrastructure Are you an experienced Control, Electrical & Instrumentation (CE&I) Design Engineer looking to work on one of the UK's most technically challenging nuclear programmes? We're seeking a talented engineer to join a multidisciplinary team delivering high-quality CE&I design solutions across major Sellafield projects. This is a fantastic opportunity to play a key role in developing engineering designs that support the safe operation, refurbishment and decommissioning of critical nuclear facilities. If you thrive in a highly regulated environment and enjoy solving complex engineering challenges, this role offers the chance to make a real impact. The Role As a CE&I Design Engineer, you'll be responsible for producing and developing engineering designs from concept through to detailed design, ensuring...
IR35 Status:
Inside IR35

CV-Library Warrington, Cheshire Contractor
CL
Aug 06, 2026  
EC&I Engineer
EC&I Engineer Warrington | £51 per hour (Inside IR35) | Hybrid - 3 Days On Site | 12-Month Contract Are you an Electrical, Control & Instrumentation (EC&I) Engineer looking to work on one of the UK's most significant nuclear programmes? We're seeking an experienced engineer to join a specialist Plant Facing Design Office (PFDO) team, delivering electrical and control engineering solutions that support the development of bespoke tooling and equipment for critical retrieval operations. This is a fantastic opportunity to contribute to technically challenging projects within a highly regulated environment while enjoying a flexible hybrid working arrangement. The Role As an EC&I Engineer, you'll be responsible for delivering high-quality engineering outputs within your assigned scope, ensuring designs are safe, compliant and fit for purpose. Your responsibilities will include: Producing EC&I engineering deliverables in line with project requirements and...
IR35 Status:
Inside IR35

CV-Library Warrington, Cheshire Contractor
CL
Aug 06, 2026  
Manufacturing Engineer - Paint (New Model)
Position: Manufacturing Engineer - Paint (New Model)             Location: Woking, Surrey Position Type: Contract Inside IR35 About the company I am currently recruiting behalf of a leading high end low volume client based in Woking who are looking for a Manufacturing Engineer - Paint (New Model) to join their team on a long term rolling contract basis Principal Accountabilities: Support cross functional Design & Perceived Quality reviews for new models Work with Research & Development (R&D) on new material concepts and technologies Support Design Verification Plan (DVP) testing of new substrates Development of new Paint colours, including application sign off Development of Paint application methods, including tooling definition PFMEA DFMEA Facility / Paint Shop capacity planning Facility layout planning Process & Documentation and Product Traceability methodology Hours Per Car generation / reporting Development of Paint application methods, including...
IR35 Status:
Inside IR35

CV-Library United Kingdom Contractor
CL
Aug 06, 2026  
CAD Technician
CAD Technician – Heathrow Airport Heathrow Airport, London Competitive Day Rate – Inside IR35 Long-Term Contract Tier 1 Contractor A leading Tier 1 contractor is seeking an experienced CAD Technician to join a major infrastructure programme at Heathrow Airport, supporting works on the Northern Runway and associated airside infrastructure projects. This is an excellent opportunity to secure long-term work on one of the UK's most high-profile aviation projects, working within a fast-paced airport environment alongside a highly experienced delivery team. Key Responsibilities Produce and update 2D and 3D CAD drawings for civil engineering and aviation projects. Develop construction drawings, as-built records, and technical documentation. Support engineering and delivery teams with design coordination and drawing revisions. Ensure drawings comply with Heathrow standards, project specifications, and relevant regulations. Liaise with site engineers, surveyors, designers,...
IR35 Status:
Inside IR35

CV-Library London, UK Contractor
CL
Aug 06, 2026  
Chassis Dyno Test Engineer
Chassis Dyno Test Engineer - (phone number removed) - £28.54/hr umbrella rate (Inside IR35) Do you have experience in chassis dynamometer or engine test facility operation, including vehicle installation, test execution and post-test processes? Turn hands-on engineering into real impact. As a Chassis Dyno Test Engineer, you will help deliver high-quality propulsion and emissions test work in a fast-moving environment, working alongside engineers, academic partners and third-party customers. Based at onsite facilities at Warwick University. What You Will Do: - Operate the Environmental Chassis Emissions Dynamometer end-to-end as a Chassis Dyno Test Engineer, ensuring safe and efficient test execution. - Carry out vehicle check-in, inspection, preparation and check-out, verifying fuel levels, tyres, pressures, fluids and calibration status. - Prepare and install vehicles on the dynamometer, including correct positioning, strapping, wheel alignment and roller engagement. -...
IR35 Status:
Inside IR35

CV-Library Coventry, UK Contractor
CL
Aug 06, 2026  
Airworthiness Engineer
Our client BAE Systems, a prominent organisation in the Defence & Security sector, is currently seeking a Senior Technical Services Engineer (CAMO Engineer). This is a contract role based full-time onsite at Warton, dedicated to ensuring high standards of technical support within the field. Key Responsibilities: Providing expert technical services and support to maintain airworthiness standards Monitoring and assessing airworthiness data and documentation Ensuring compliance with all relevant regulations and industry standards Collaborating with engineering teams to address and resolve technical issues Conducting thorough inspections and audits to uphold safety and reliability Documenting and reporting on technical findings, actions, and recommendations Supporting continuous improvement initiatives within the technical services team Offering technical guidance and training to junior engineers and other staff Job Requirements: Extensive experience in airworthiness and...
IR35 Status:
Inside IR35

CV-Library Preston, Lancashire Contractor
CL
Aug 06, 2026  
Supply Chain Quality Specialist
Supply Chain Quality Specialist 6 month contract Based in Filton Offering £40ph Inside IR35 Do you have experience dealing with suppliers and delivery of parts? Do you have experience with Practical Problem Solving methodologies such as 8D, 9S, Ishikawa, 5why, etc...? 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 Supply Chain Quality Specialist, 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: Developing and deploying APQP across Major Modifications to ensure industrial maturity Coaching and upskilling the Supply Chain Quality Managers community Supplier Continuous Improvement & Development Delivery & Quality Supplier Operation Support...
IR35 Status:
Inside IR35

CV-Library Filton, Gloucestershire Contractor
CL
Aug 06, 2026  
Software Engineer
Software Engineer | Automation & Manufacturing | Witney | 3-6 month contract | Day rate on offer – Inside IR35:    MARS Recruitment is hiring a temporary contract Software Developer with strong C# development experience to support the design, development, testing, and maintenance of software solutions within an industrial automation and manufacturing environment. The role will focus on creating and maintaining applications that integrate with production systems, automation equipment, databases, and operational reporting tools. The successful Software Engineer candidate will work closely with manufacturing systems, automation, engineering, operations, and IT stakeholders to deliver practical software improvements that support production efficiency, data visibility, system reliability, and continuous improvement. Key experience and skills: Strong hands-on C# development experience using .NET Core and .Net Framework as well as Modbus and S7.Net programming. Experience...
IR35 Status:
Inside IR35

CV-Library Witney, UK Contractor
CL
Aug 05, 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 05, 2026  
Nuclear Principal Safety Engineer
Nuclear Principal Safety Engineer Location: Plymouth Rate: Up to £87 per hour via umbrella (Inside IR35) Contract Duration: 12 Months Overview As a Principal Safety Engineer, you will provide a service to Plant/Project Managers, specialist knowledge, support and advice as necessary, to enable them to comply with statutory legislation and requirements as defined in the Licence Conditions/Authorisation Conditions (LC/AC) relevant to nuclear related activities carried out by, or on behalf of the Plant/Project Manager. This post lies within the Nuclear Safety Engineering team. Key Responsibilities To direct the development of safety strategy and its implementation Manage a team of professional safety staff: Support the development, implementation and maintenance of development and succession plans for the team and individual team members. Ensure that each team member has objectives which align with broader business objectives and ensure that they are reviewed on a regular...
IR35 Status:
Inside IR35

CV-Library Plymouth, Devon Contractor
CL
Aug 05, 2026  
Civil Structural Engineer
12 Month Contract (Inside IR35) Up to £65 per hour umbrella Full time on site in Plymouth Overview of Department: In order to deliver the MoD’s submarine and warship programmes, a significant programme of infrastructure investment is required on the Devonport site. The ‘Major Infrastructure Projects’ (MIP) Business Unit has been established to support this. One of the key scope elements within MIP is establishing a defuel capability for out of service submarines, which is delivered under the programme banner of 14 Dock Readiness. This work comprises of a number of interrelated projects to develop various multi-disciplinary infrastructure systems, with an overall value in excess of £100m. The Dock Readiness project is delivering the infrastructure upgrades for the existing dry dock that will be used for the submarine defuels.  The dry dock is within a nuclear licensed site. Job Role: The primary purpose of the role is to provide advice and support to the Implementation...
IR35 Status:
Inside IR35

CV-Library Plymouth, UK Contractor
CL
Aug 05, 2026  
Electrical Architect
On behalf of our client, we are seeking to recruit an Electrical Architect on an initial 6 - month contract. As the Electrical Architect you will be responsible in all aspects of missile development, from the early concept studies to series production and in-service support Role: Electrical Architect Pay: £60 - £85 per hour Umbrella Location: Stevenage, Bristol or Bolton Contract: Monday- Friday, 37 Hours per week, 6 Months Contract IR35 Status: Inside Security Clearance: SC will be required however can start on BPSS Essential Responsibilities Own the electrical architecture and requirements for missile/launcher systems. Define interfaces between subsystems (ICDs, characteristics, constraints). Build the power architecture (budgets, profiles, distribution). Define data comms/processing architecture and system interconnects. Set EMC, bonding, grounding, screening and signal safety requirements. Support integration, test, compatibility checks, qualification and...
IR35 Status:
Inside IR35

CV-Library Stevenage, Hertfordshire Contractor
CL
Aug 05, 2026  
Supply Chain and Quality Specialist
Our client has an opportunity for a Supply Chain Quality Specialist to join them on a contract basis until the end of 2026 with possible extension. You will report directly to the Head of New Product Introduction Systems & Equipment UK and your key accountabilities will be: Developing and deploying APQP across Major Modifications to ensure industrial maturity Coaching and upskilling the Supply Chain Quality Managers community Supplier Continuous Improvement & Development Delivery & Quality Supplier Operation Support Role: Supply Chain Quality Specialist Location: Filton - 80% onsite per week Clearance: BPSS required before starting Hourly Rate: £40 per hour working via Umbrella, inside IR35 What you'll be doing: APQP Leader covering Product change across Landing Gear Structures / Systems and Fuel System Equipment. Liaising with program quality to ensure robust APQP deployment throughout the E2E processes Supply Chain & Quality Manager (SCQM) Coaching -...
IR35 Status:
Inside IR35

CV-Library Filton, Gloucestershire Contractor
CL
Aug 05, 2026  
Lead EC&I Engineer
We are looking for an experienced Lead EC&I Engineer to support key project delivery in the nuclear decommissioning industry. Based in Warrington with hybrid working opportunities, this role suits professionals with strong leadership skills and a track record in highly regulated environments. This is a contract position inside IR35, offering the chance to play a pivotal role in a critical engineering programme. Salary Contract – Inside IR35 (rate on application) Location and Working Pattern Warrington-based with hybrid working: typically 3 days in the office and 2 days remote (potentially negotiable depending on personal circumstances). Client Overview Our client is delivering a key engineering project at Sellafield, ensuring compliance, safety, and resilience across technical systems. Responsibilities Provide leadership and technical support across multiple project work packages. Produce estimates for all applicable stages of the Sellafield Gated Process. Lead...
IR35 Status:
Inside IR35

CV-Library Croft, Warrington WA3, UK Contractor
CL
Aug 05, 2026  
Managing Quantity Survyor
Managing Quantity Surveyor (MQS) NEC | Major Highways Project | £630 per day Are you a Freelance Managing Quantity Surveyor (MQS) with strong NEC experience looking for your next major infrastructure project? If you're an experienced Managing Quantity Surveyor who thrives on solving complex commercial challenges and leading high-value contractual negotiations, this could be the contract you've been waiting for. We're recruiting for a Freelance Managing QS to join a significant highways infrastructure scheme. From day one, you'll play a pivotal role in managing a major compensation event while supporting the commercial delivery of large bridge and structures packages. This is an excellent opportunity for an experienced Managing Quantity Surveyor looking for a long-term freelance contract. The Role As the Managing Quantity Surveyor, you'll be based full-time on site (Monday-Friday), taking ownership of one of the project's most commercially significant workstreams. Your...
IR35 Status:
Inside IR35

CV-Library Lincolnshire, UK Contractor
CL
Aug 05, 2026  
EUC Engineer
EUC Engineer Cambridge - Onsite +/- £200/day Inside IR35 6 Months + (Likley to extend - Long term enegement) I'm currently recruiting for 2 x EUC Refresh Engineers to support a large-scale device refresh programme with a healthcare organisation. This is a fantastic opportunity to join an established team on a long-term programme that's already underway, supporting frontline healthcare staff. We're looking for engineers who are happy being hands-on, comfortable working directly with end users, and able to hit the ground running from day one. The Role: Desktop and laptop deployments Device imaging and builds Software installations and configurations End-user support and floorwalking Hardware troubleshooting and break/fix support Asset management and device tracking Working closely with project teams to deliver refresh activities with minimal disruptionWhat We're Looking For: Previous EUC refresh, rollout or deployment experience Strong Windows desktop/laptop support...
IR35 Status:
Inside IR35

CV-Library Cambridge, Cambridgeshire Contractor
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