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Contractor 82
Outside IR35 gas engineer

82 gas engineer jobs found

CL
Jun 20, 2026  
Senior Electrical Engineer
Location: West Wales This is an excellent opportunity to join a leading engineering business during a period of continued growth as they support the Oil & Gas, Petrochemical, Renewable Energy and Nuclear sectors. Our client will consider applicants for either a staff or contract position – for a contractor the role will be outside IR35. Role & Responsibilities * Undertake design and checking of deliverables according to discipline and area of expertise. * Checking the quality of subcontractor design work to ensure compliance with agreed client design specifications. * Preparation and checking of deliverables including drawings, schedules, datasheets, specifications, (input to control philosophies and narratives if applicable). * Must understand wiring diagrams, control logic diagrams, system descriptions, system calculations, 1-line and 3-line AC drawings, AC & DC schematics, and be able to size equipment and perform cable sizing calculations * Participation...
IR35 Status:
Outside IR35

CV-Library Burton Ferry, Pembrokeshire Contractor
CL
Jun 20, 2026  
Senior Electrical Engineer (hybrid working)
Senior Electrical Engineer – Contract – Remote Location: Remote / Hybrid Location: Hybrid This is an excellent opportunity to join a leading engineering business during a period of continued growth as they support the Oil & Gas, Petrochemical and Renewable Energy sectors. Our client can accommodate a hybrid working pattern with alternate weeks wfh / in the office in West Wales. The role will be outside IR35. Role & Responsibilities * Undertake design and checking of deliverables according to discipline and area of expertise. * Checking the quality of subcontractor design work to ensure compliance with agreed client design specifications. * Preparation and checking of deliverables including drawings, schedules, datasheets, specifications, (input to control philosophies and narratives if applicable). * Must understand wiring diagrams, control logic diagrams, system descriptions, system calculations, 1-line and 3-line AC drawings, AC & DC schematics, and...
IR35 Status:
Outside IR35

CV-Library United Kingdom Contractor
CL
Jun 20, 2026  
Senior / Principal C&I Engineer
Senior / Principal C&I Engineer – Contract Location: West Wales This is an excellent opportunity to join a leading engineering business during a period of continued growth as they support the Oil & Gas, Petrochemical, Renewable Energy, and Hydrogen sectors. TUV Certified status would be a bonus, though not essential. Role & Responsibilities * Undertaking work providing Process Engineering support to a range of CAPEX and OPEX projects. * Performing safety specification and certification of safety instrumented systems. * Carry out SIL Verification using simplified equations. * Undertake design and checking of deliverables according to discipline and area of expertise. * Checking the quality of design work to ensure compliance with agreed client design specifications. * Preparation and checking of deliverables including drawings, schedules, datasheets, specifications, (input to control philosophies and narratives if applicable). * Development of...
IR35 Status:
Outside IR35

CV-Library United Kingdom Contractor
CL
Jun 19, 2026  
Manufacturing Engineer
We are supporting a leading engineering and manufacturing business that delivers specialist solutions across the aerospace, power generation, rail, and oil & gas sectors. Due to continued growth, they are looking for an experienced Manufacturing Engineer to join the team on an initial 8-month contract basis. This is an excellent opportunity to work within a highly technical electro-mechanical manufacturing environment, supporting both existing production and new product introduction activities while driving Lean and Continuous Improvement initiatives across the business. The Role Working closely with Operations, Supply Chain, and Design Engineering, you will provide hands-on manufacturing engineering support across production cells, helping improve process efficiency, reduce waste, and support the introduction of new products and manufacturing methods. Key Responsibilities Support production and manufacturing cells with day-to-day engineering activities Drive Lean...
IR35 Status:
Outside IR35

CV-Library Ashford, Surrey Contractor
CL
May 24, 2026  
Marine Design Engineer
Marine Designer - Contract (6 Months) Surrey | £52 per hour | Outside IR35 | Hybrid (3 days office / 2 days remote) RHL Recruitment, working with a leading oil and gas EPC contractor, who are seeking two experienced Senior Marine Designers to join a high-profile offshore project, on an initial 6-month contract. This is an exciting opportunity to play a key role within a dynamic Marine Team, supporting the delivery of complex offshore design scopes while coordinating with multidisciplinary teams across global offices. The Role As a Marine Designer, you will: Support and lead within the Marine Team, working on a Saudi Aramco project. Liaise closely with other engineering disciplines, clients, and vendors Coordinate with global project teams to deliver work within agreed timelines and budgets Provide technical guidance and mentor Junior designers Manage and oversee remote design teams Develop project-specific job notes, guides, and training materials to ensure consistent...
IR35 Status:
Outside IR35

CV-Library Surrey, UK Contractor
CL
Jun 21, 2026  
PSV Technician / Engineer / Mechanic (Contractor) - Birmingham
Role: PSV Technician / PSV Engineer / PSV Mechanic (Contractor) Location: Birmingham Rate: £34.00 - £35.00 per hour Contract Type: Freelance Contractor IR35 Status: Outside IR35 Shifts Available: Days & Nights PSV Technicians Wanted Excel Resourcing is recruiting experienced PSV Technicians, Engineers and Mechanics for ongoing contractor assignments with leading bus and coach operators across Birmingham. If you're looking for long-term contract work, competitive rates and weekly pay, we want to hear from you. Benefits ✔ £34.00 - £35.00 per hour ✔ Outside IR35 ✔ Weekly Pay ✔ Long-Term Contract Opportunities ✔ Days & Night Shifts Available ✔ Dedicated Consultant Support ✔ Product & Manufacturer Training Responsibilities * Carry out routine maintenance, inspections and servicing of PSV fleets * Diagnose and repair mechanical, electrical and electronic faults * Conduct safety inspections and preventative maintenance * Repair and replace engines, gearboxes, braking...
IR35 Status:
Outside IR35

CV-Library Birmingham, West Midlands (County) Contractor
CL
Jun 21, 2026  
HGV Technician / Engineer / Mechanic (Contractor) - Glasgow
Role: HGV Technician / HGV Mechanic / HGV Engineer (Contractor) Location: Glasgow Rate: £34.00 - £35.00 per hour Contract Type: Freelance Contractor IR35 Status: Outside IR35 Shifts Available: Days & Nights Experienced HGV Technicians Wanted Excel Resourcing is recruiting experienced HGV Technicians, Mechanics and Engineers for ongoing contractor assignments with leading fleet operators, logistics companies and commercial vehicle workshops across Scotland. We have long-term contracts available for skilled engineers looking to maximise their earnings while enjoying the flexibility of contract work. What You'll Be Doing * Carrying out servicing, maintenance and repairs on HGV fleets * Diagnosing and repairing mechanical, electrical and hydraulic faults * Conducting inspections and preventative maintenance * Fault finding using diagnostic equipment * Repairing engines, gearboxes, braking systems, suspension and electrical components * Completing work in line with DVSA...
IR35 Status:
Outside IR35

CV-Library Glasgow, Glasgow City Contractor
CL
Jun 21, 2026  
HGV Technician / Engineer / Mechanic (Contractor) - Manchester
Role: HGV Technician / HGV Mechanic / HGV Engineer (Contractor) Location: Manchester Rate: £34.00 - £35.00 per hour Contract Type: Freelance Contractor IR35 Status: Outside IR35 Shifts Available: Days & Nights Experienced HGV Technicians Wanted Excel Resourcing is recruiting experienced HGV Technicians, Mechanics and Engineers for ongoing contractor assignments with leading fleet operators, logistics companies and commercial vehicle workshops across Manchester. We have long-term contracts available for skilled engineers looking to maximise their earnings while enjoying the flexibility of contract work. What You'll Be Doing * Carrying out servicing, maintenance and repairs on HGV fleets * Diagnosing and repairing mechanical, electrical and hydraulic faults * Conducting inspections and preventative maintenance * Fault finding using diagnostic equipment * Repairing engines, gearboxes, braking systems, suspension and electrical components * Completing work in line with...
IR35 Status:
Outside IR35

CV-Library Manchester, Greater Manchester Contractor
CL
Jun 21, 2026  
HGV Technician / Engineer / Mechanic (Contractor) - Sheffield
Role: HGV Technician / HGV Mechanic / HGV Engineer (Contractor) Location: Sheffield Rate: £34.00 - £35.00 per hour Contract Type: Freelance Contractor IR35 Status: Outside IR35 Shifts Available: Days & Nights Experienced HGV Technicians Wanted Excel Resourcing is recruiting experienced HGV Technicians, Mechanics and Engineers for ongoing contractor assignments with leading fleet operators, logistics companies and commercial vehicle workshops across Sheffield. We have long-term contracts available for skilled engineers looking to maximise their earnings while enjoying the flexibility of contract work. What You'll Be Doing * Carrying out servicing, maintenance and repairs on HGV fleets * Diagnosing and repairing mechanical, electrical and hydraulic faults * Conducting inspections and preventative maintenance * Fault finding using diagnostic equipment * Repairing engines, gearboxes, braking systems, suspension and electrical components * Completing work in line with...
IR35 Status:
Outside IR35

CV-Library Sheffield, South Yorkshire Contractor
CL
Jun 21, 2026  
HGV Technician / Engineer / Mechanic (Contractor) - Birmingham
Role: HGV Technician / HGV Mechanic / HGV Engineer (Contractor) Location: Birmingham Rate: £34.00 - £35.00 per hour Contract Type: Freelance Contractor IR35 Status: Outside IR35 Shifts Available: Days & Nights Experienced HGV Technicians Wanted Excel Resourcing is recruiting experienced HGV Technicians, Mechanics and Engineers for ongoing contractor assignments with leading fleet operators, logistics companies and commercial vehicle workshops across Birmingham. We have long-term contracts available for skilled engineers looking to maximise their earnings while enjoying the flexibility of contract work. What You'll Be Doing * Carrying out servicing, maintenance and repairs on HGV fleets * Diagnosing and repairing mechanical, electrical and hydraulic faults * Conducting inspections and preventative maintenance * Fault finding using diagnostic equipment * Repairing engines, gearboxes, braking systems, suspension and electrical components * Completing work in line with...
IR35 Status:
Outside IR35

CV-Library Birmingham, West Midlands (County) Contractor
CL
Jun 21, 2026  
PSV Technician / Engineer / Mechanic (Contractor) - Manchester
Role: PSV Technician / PSV Engineer / PSV Mechanic (Contractor) Location: Manchester Rate: £34.00 - £35.00 per hour Contract Type: Freelance Contractor IR35 Status: Outside IR35 Shifts Available: Days & Nights PSV Technicians Wanted Excel Resourcing is recruiting experienced PSV Technicians, Engineers and Mechanics for ongoing contractor assignments with leading bus and coach operators across Manchester. If you're looking for long-term contract work, competitive rates and weekly pay, we want to hear from you. Benefits ✔ £34.00 - £35.00 per hour ✔ Outside IR35 ✔ Weekly Pay ✔ Long-Term Contract Opportunities ✔ Days & Night Shifts Available ✔ Dedicated Consultant Support ✔ Product & Manufacturer Training Responsibilities * Carry out routine maintenance, inspections and servicing of PSV fleets * Diagnose and repair mechanical, electrical and electronic faults * Conduct safety inspections and preventative maintenance * Repair and replace engines, gearboxes, braking...
IR35 Status:
Outside IR35

CV-Library Manchester, Greater Manchester Contractor
CL
Jun 21, 2026  
PSV Technician / Engineer / Mechanic (Contractor) - Sheffield
Role: PSV Technician / PSV Engineer / PSV Mechanic (Contractor) Location: Sheffield Rate: £34.00 - £35.00 per hour Contract Type: Freelance Contractor IR35 Status: Outside IR35 Shifts Available: Days & Nights PSV Technicians Wanted Excel Resourcing is recruiting experienced PSV Technicians, Engineers and Mechanics for ongoing contractor assignments with leading bus and coach operators across Sheffield. If you're looking for long-term contract work, competitive rates and weekly pay, we want to hear from you. Benefits ✔ £34.00 - £35.00 per hour ✔ Outside IR35 ✔ Weekly Pay ✔ Long-Term Contract Opportunities ✔ Days & Night Shifts Available ✔ Dedicated Consultant Support ✔ Product & Manufacturer Training Responsibilities * Carry out routine maintenance, inspections and servicing of PSV fleets * Diagnose and repair mechanical, electrical and electronic faults * Conduct safety inspections and preventative maintenance * Repair and replace engines, gearboxes, braking...
IR35 Status:
Outside IR35

CV-Library Sheffield, South Yorkshire Contractor
CL
Jun 21, 2026  
PSV Technician / Engineer / Mechanic (Contractor) - Glasgow
Role: PSV Technician / PSV Engineer / PSV Mechanic (Contractor) Location: Glasgow Rate: £34.00 - £35.00 per hour Contract Type: Freelance Contractor IR35 Status: Outside IR35 Shifts Available: Days & Nights PSV Technicians Wanted Excel Resourcing is recruiting experienced PSV Technicians, Engineers and Mechanics for ongoing contractor assignments with leading bus and coach operators across Scotland. If you're looking for long-term contract work, competitive rates and weekly pay, we want to hear from you. Benefits ✔ £34.00 - £35.00 per hour ✔ Outside IR35 ✔ Weekly Pay ✔ Long-Term Contract Opportunities ✔ Days & Night Shifts Available ✔ Dedicated Consultant Support ✔ Product & Manufacturer Training Responsibilities * Carry out routine maintenance, inspections and servicing of PSV fleets * Diagnose and repair mechanical, electrical and electronic faults * Conduct safety inspections and preventative maintenance * Repair and replace engines, gearboxes, braking...
IR35 Status:
Outside IR35

CV-Library Glasgow, Glasgow City Contractor
CL
Jun 21, 2026  
Portsmouth - Building And Construction Project Lead
Building & Construction Project Leader - Capital Projects (Defence Sector) Location: Portsmouth Contract: 12 months (with possible extension) Eligibility: UK Nationals only Pay: £40.00 per hour (Umbrella rate) Overview A leading defence environment is seeking a strong Project Construction Leader with solid construction and capital project delivery experience. This role sits within a highly regulated setting, supporting the delivery of CAPEX building and infrastructure projects from feasibility through to handover. This opportunity is best suited to someone who has operated in both construction delivery and project management roles, ideally with some exposure to client-side environments and strong stakeholder engagement capability. Key Responsibilities Lead and coordinate Multi-Functional Project Teams (MFTs) to deliver capital projects in line with internal governance and Airbus procedures Manage full project lifecycle from inception, feasibility, design,...
IR35 Status:
Outside IR35

CV-Library Portsmouth, Hampshire Contractor
CL
Jun 21, 2026  
Controls Engineer
Contract - Outside IR35, £40-£50 p/h, 6-Month initial contract With a workforce of over 500 employees across four state-of-the-art facilities in Europe and North America, this dynamic engineering group delivers comprehensive, end-to-end solutions-from concept design and manufacturing to installation, commissioning, and aftercare. Serving a diverse client base across sectors such as Online Retail & Distribution, FMCG, Life Sciences, and Automotive, this company is renowned for its technical expertise and customer-centric approach. Following a series of strategic developments, the organisation is now entering a significant phase of accelerated growth and seeking an experience Controls Engineer to bolster the growth. This employer is based in WAKEFIELD, under 10 minutes from the M1 motorway, meaning the successful Controls Engineer will easily be able to commute from surrounding towns & cities including Leeds, Dewsbury, Pontefract, Castleford, Huddersfield, Barnsley,...
IR35 Status:
Outside IR35

CV-Library Wakefield, West Yorkshire Contractor
CL
Jun 20, 2026  
Contract Firmware Engineer
Job Title: Contract Firmware Engineer – STM32 / FreeRTOS Location: Exeter (Onsite – 4-5 Days Per Week) Rate: Outside IR35 Duration: 3 months Overview This is an exciting opportunity for an experienced Firmware Engineer to support the development of an advanced embedded technology platform within a cutting-edge engineering environment. Working as part of a multidisciplinary technical team, you will be responsible for enhancing existing embedded systems, improving data acquisition and processing capabilities, implementing signal-processing functionality, and integrating a range of communication and interface technologies. The successful candidate will be comfortable working in a fast-paced R&D environment, taking ownership of firmware development while supporting hardware integration, system validation, and prototype development. This role offers the opportunity to contribute across the full product development lifecycle, from concept through to demonstrator systems. Key...
IR35 Status:
Outside IR35

CV-Library South West England, UK Contractor
CL
Jun 20, 2026  
Product Design Engineer
Job Title - Product Design Engineer Duration - 6 Month Contract  Working Model - Onsite in Manchester Hourly Rate - Circa £40p/hour (Outside IR35) Product Design Engineer Overview  My client is looking for a Product Design Engineer to join their team within a manufacturing and product development environment. The successful candidate will be involved in the design and development of new and existing products, taking ideas from concept through to production. The role will include creating 3D CAD models, producing technical drawings and working closely with engineering and manufacturing teams to ensure designs are practical, cost-effective and suitable for manufacture. The Product Design Engineer role will involve: Producing and developing product designs for manufacturing and commercial applications Creating and maintaining 3D CAD models, drawings, and product documentation Preparing technical specifications and supporting design justification where required Ensuring designs...
IR35 Status:
Outside IR35

CV-Library Manchester, UK Contractor
CL
Jun 20, 2026  
Multi Skilled Maintenance Engineer
Contract Multi Skilled Maintenance Engineer Contract Pay Outside IR35 £33 - £36 per hour Lincolnshire Are you a seasoned Multi Skilled Maintenance Engineer within the FMCG space? If so, this opportunity might be perfect for you! We are currently seeking individuals with time served maintenance skills to join Henderson Brown Contract Division. Responsibilities Multi Skilled Maintenance Engineer Efficiently repair various production machinery using both reactive and preventative maintenance techniques, including motors, control panels and various systems Confidence with PLC fault finding Demonstrate proficiency in both electrical and mechanical principles. Ensure compliance with health and safety regulations. Collaborate with the production team to optimise equipment performance and minimize downtime. Keep detailed records of maintenance activities and provide reports as needed.Requirements Multi Skilled Maintenance Engineer Previous experience in the FMCG sector. Relevant...
IR35 Status:
Outside IR35

CV-Library Scunthorpe, Lincolnshire Contractor
CL
Jun 20, 2026  
Power Electronics Engineer
An exciting new contract opportunity for a Power Electronics Engineer on a 6 months contract, Outside IR35. Power Electronics Engineer: Support and review the design of the DC‑DC conversion stage of an on‑board power electronics module to prototype readiness. Support testing and verification activities on existing prototype hardware, with the understanding that there is limited scope to influence the established architecture. Provide technical guidance to mechanical and PCB design engineers developing an integrated power electronics unit, combining PFC and DC‑DC stages into a compact, robust, and manufacturable solution. Demonstrated hands‑on experience with the bring‑up and verification of high‑voltage power electronics, including: Safe working practices Appropriate control, measurement, and diagnostic techniques Ability to identify, prioritise, and investigate functional issues within complex power electronics systems, driving issues through to resolution. Required Experience:...
IR35 Status:
Outside IR35

CV-Library Birmingham, West Midlands Contractor
CL
Jun 20, 2026  
Maintenance Engineer
Maintenance Engineer (Contract) Gloucester/Bristol Days/Nights £40.00 per hour (Outside IR35) Are you a skilled Maintenance Engineer looking to boost your income or fit flexible work around your current schedule? Gap Technical is supporting a range of manufacturing businesses across the Gloucester and Bristol areas with ad-hoc shift cover opportunities. Whether you're looking to increase your earnings, gain exposure to different manufacturing environments, or secure flexible part-time work, we'd like to hear from you. Our Clients We work with leading businesses across: FMCG Packaging Automated Storage and DistributionKey Responsibilities Respond quickly to equipment breakdowns and carry out planned preventative maintenance. Diagnose and resolve electrical and mechanical faults efficiently. Work closely with production and operations teams to minimise downtime. Conduct Root Cause Analysis to improve machine reliability and support continuous improvement initiatives. Maintain...
IR35 Status:
Outside IR35

CV-Library Gloucestershire, UK Contractor
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