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Contractor 106
Outside IR35 gas engineer

106 gas engineer jobs found

CL
Aug 01, 2026  
Gas Turbine Design Engineer
Gas Turbine Design Engineer 12-Month Contract | Outside IR35 | £40.00 - £45.00 per Hour | Derby (On-Site) Are you an experienced Gas Turbine Systems Engineer looking for your next long-term contract? We're recruiting for an exciting 12-month Outside IR35 opportunity based in Derby, working on the development of next-generation aero gas turbine technology. You'll join a highly skilled engineering team delivering complex, safety-critical projects for one of the world's leading engineering environments. This role is fully site-based and offers the opportunity to work on cutting-edge gas turbine systems from concept through to integration. Please note: Due to the nature of the work, applicants must be British Citizens or hold a British Passport and be eligible to obtain Security Clearance (SC). The Role As a Gas Turbine Design Engineer, you'll lead System Design & Integration (SDI) activities for the hot section of advanced aero gas turbine programmes. Acting as the link...
IR35 Status:
Outside IR35

CV-Library Derby, Derbyshire Contractor
CL
Aug 07, 2026  
Site Engineer - Aylesbury - OUTSIDE IR35
Hello all! One of our top clients is looking for a site engineer to join them immediately on their HS2 works in Aylesbury. The project will include utility diversions with gas, electric and water. The role will require someone who has previously worked on utility diversion projects and has experience in deep excavations, setting out, checking drawings, surveys, QA, compliance and more. You must have CSCS, SMSTS/ SSSTS and first aid! This role comes with a top date rate (OUTSIDE IR35) and long term work
IR35 Status:
Outside IR35

CV-Library Aylesbury, Buckinghamshire Contractor
CL
Aug 07, 2026  
EC&I Engineer
Senior EC&I Engineer Contract | UK | Outside IR35 / Ltd Company Contractors Considered Our client is looking to appoint an experienced Senior EC&I Engineer on a contract basis to support a programme of work surveying industrial gas distribution systems across multiple UK sites and producing high-quality engineering documentation. This is an excellent opportunity for an experienced engineer with a strong background in industrial automation, PLC systems and EC&I design who enjoys a mix of office-based engineering and occasional site work. The Role Working as part of an experienced engineering team, you will undertake site surveys before producing accurate as-built engineering documentation for existing control and automation systems. Typical deliverables will include: I/O Schedules System & Network Architecture Drawings Cause & Effect Diagrams High-Level Control Narratives Engineering documentation updates and verificationThe role is predominantly...
IR35 Status:
Outside IR35

CV-Library Stockton-on-Tees, UK Contractor
CL
Aug 07, 2026  
Site Engineer-Utilities-Aylesbury
URGENT NEED-SITE ENGINEER-AYLESBURY-1 YEAR CONTRACT & OUTSIDE IR35 Due to an award of Utility Diversion works, our client, an award winning Infrastructure Contractor has the need for a Site Engineer to support recently awarded Utility Diversion works which include Gas, Water & Electric works and associated Civils works (deep excavations). Based from site, daily duties will include Setting Out, QA, overseeing Contractors on site and reporting. To be considered for this role you will have a minimum iof an HNC in Civil Engineering and you must hold CSCS as a minimum. You will also have Utilities experience and ideally some HS2 exposure although this is not essential. In return, an excellent day rate is on offer with overtime rates also along with this being Outside IR35 and comes with an immediate start and long term contract seeing you well into 2027! This is a great opening it really is and with a great team so please do get in contact if interested by sending your CV to...
IR35 Status:
Outside IR35

CV-Library Aylesbury, Buckinghamshire Contractor
CL
Aug 05, 2026  
Civil Work Engineer
Civil Work Engineer (Contract | Outside IR35) Location: Point of Ayr, Talacre (North Wales) Contract: 12 Months - Competitive Day Rate Status: Outside IR35 ARM is recruiting for an experienced Civil Work Engineer to join a leading global engineering and construction organisation supporting a major energy infrastructure project in North Wales. This is an excellent opportunity to contribute to a high-profile project while collaborating with multidisciplinary engineering teams in a fast-paced environment. The Role As a Civil Work Engineer, you will support the delivery of civil and structural engineering activities, ensuring designs meet project specifications, quality standards, budgets and schedules. Key Responsibilities Deliver civil engineering design activities in line with project and contractual requirements. Prepare Bills of Quantities (BOQs) for civil works and Material Take-Offs (MTOs) for steel structures using 3D modelling tools. Develop drainage, sewage and...
IR35 Status:
Outside IR35

CV-Library Holywell, Flintshire Contractor
CL
Aug 02, 2026  
Civil Works Engineer
Civil Work Engineer Location: Point of Ayr, Talacre, North Wales Rate: Competitive Day Rate - Negotiable Depending on Exp. Contract: 6 Months IR35 Status: Outside IR35 Hours: 5.5 Days Per Week Ceto Talent is recruiting for an experienced Civil Works Engineer to join a major Carbon Capture & Storage (CCS) project at Point of Ayr, Talacre. This is an opportunity to work on a nationally significant energy infrastructure project, supporting the delivery of civil and structural engineering activities from design through to construction. The Role Working alongside the Civil & Structural Lead, you will be responsible for producing, checking and verifying civil engineering designs while supporting multidisciplinary engineering activities to ensure quality, programme and budget requirements are achieved. Key Responsibilities * Prepare Bills of Quantities (BOQ) for civil works and buildings. * Produce Material Take Offs (MTO) for structural steel using 3D modelling tools. *...
IR35 Status:
Outside IR35

CV-Library Chester, Cheshire West and Chester Contractor
CL
Jul 31, 2026  
Project Engineer Contractor
Outside IR35 | £400–£800 per day | 18-Month Contract A leading UK engineering organisation delivering complex infrastructure projects across the energy and industrial sectors is seeking an experienced Project Engineer to support a major installation project based in Teesside. This is an excellent opportunity to join a well-established engineering business delivering a high-profile industrial project, where you'll play a key role in coordinating subcontractors, overseeing installation activities and ensuring works are completed safely, on programme and to the highest quality standards. Key Responsibilities Oversee the installation of mechanical, electrical and civil works across a large-scale industrial project. Supervise subcontractors and ensure works are completed in accordance with design, programme and quality requirements. Inspect completed installations, sign off Inspection & Test Plans (ITPs) and verify all certification and quality documentation. Ensure all works comply...
IR35 Status:
Outside IR35

CV-Library North East, UK Contractor
CL
Jul 31, 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
Jul 31, 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 be able to...
IR35 Status:
Outside IR35

CV-Library United Kingdom Contractor
CL
Jul 31, 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 C&I...
IR35 Status:
Outside IR35

CV-Library United Kingdom Contractor
CL
Jul 17, 2026  
Geotechnical Engineer (remediation)
Remediation Supervisor – UK Major Carbon Capture Construction Project - HYNET - Value approx. £500m Location: Talacre, North Wales (fully site-based) Start: After notice period Duration: 9-12 Months expected during the construction phase Hours: Up to 5.5 Days Per Week (half a day Saturday as and when required) Rate: Negotiable day rate - please tell us your expectations IR35: Outside IR35 Ceto Talent is partnering with a global Energy EPC contractor delivering a major UK-first Carbon Capture and Storage (CCS) project, combining new-build construction with modifications and upgrades to an existing oil and gas terminal. We are seeking an experienced Remediation Supervisor to oversee soil and groundwater remediation activities during the construction phase of a major industrial decommissioning and carbon capture development. This role will suit candidates with hands-on experience supervising contaminated land, soil remediation or environmental remediation subcontractors on...
IR35 Status:
Outside IR35

CV-Library CH1, Chester, Cheshire West and Chester Contractor
CL
Aug 07, 2026  
Design Engineer - Cooling Systems
Design Engineer – Cooling Systems Rate £35.00 per hour Location: Woking Contract: Outside IR35 | 6-month contract Role Summary An exciting opportunity has arisen for a Design Engineer – Cooling Systems to support the design and development of ESS cooling system components for high-performance automotive applications. The Design Engineer – Cooling Systems will be responsible for delivering engineering solutions throughout the full product development lifecycle, from requirements capture through to engineering release, ensuring compliance with design, manufacturing, packaging and quality requirements. Role & Responsibilities Design and develop ESS expansion tanks, cooling hoses and associated mounting and interface components. Create and modify 3D CAD models and 2D engineering drawings using CATIA V5/V6. Apply GD&T principles in line with company and industry standards. Perform engineering calculations including bolt strength, expansion tank volume and hose clamp...
IR35 Status:
Outside IR35

CV-Library Woking, UK Contractor
CL
Aug 07, 2026  
BMS Engineer
BMS Project Engineer (Contract) £300–£400 per day | 3–4 Month Initial Contract | South East | Immediate Start We're working with a specialist building controls contractor looking to appoint an experienced BMS Project Engineer to support the delivery of multiple live projects across the South East. This is an excellent opportunity for an engineer with strong commissioning and software experience who can hit the ground running. The Role * Commission BMS control systems across multiple projects * Carry out software engineering and system modifications * Programme and commission Trend systems * Engineer and configure Tridium (Niagara) platforms * Complete BACnet and Modbus integrations * Support project delivery from commissioning through to handover * Assist with final termination/make-off of control panel cabling where required * Work across customer sites throughout the South East Requirements * Proven experience as a BMS Project or Commissioning...
IR35 Status:
Outside IR35

CV-Library Guildford, Surrey Contractor
CL
Aug 07, 2026  
Electrical Design Engineer
Electrical Design Engineer - LV / Control Panels / Water - Contract Birmingham (Hybrid) * 12 Months * Outside IR35 * IMMEDIATE Start Rate: Highly Competitive Are you an Electrical Design Engineer with experience in LV systems, control panels, or water/utility projects? We are recruiting for a technical, hands-on Electrical Design Engineer to support a major UK pumping/water infrastructure programme. This is a delivery-focused design role, not managerial, with strong potential to extend. The Role: Produce and review electrical designs: LV systems, MCCs, control panels, cable sizing, SLDs, schematics, I/O lists Ensure compliance with BS / BS EN, BS 7671, WIMES, CDM and water/rail standards Support electrical calculations, documentation checks, QA reviews and FAT/SAT activities Work with project, mechanical and procurement teams to deliver integrated design packages The Person: Electrical design experience in water, wastewater, utilities, pumping stations, or industrial LV...
IR35 Status:
Outside IR35

CV-Library Birmingham, West Midlands Contractor
CL
Aug 07, 2026  
Construction Manager
Role: Construction Manager – Data Centres Location: London Mint Selection are partnered with a leading organisation delivering hyperscale data centre projects across the UK and Europe and are looking to recruit an experienced Construction Manager to support the delivery of a major new data centre development in London. We are looking to speak with Construction Managers who have a proven track record of delivering large-scale mission critical or hyperscale data centre projects, with experience managing construction activities through to commissioning, integrated systems testing (IST) and project handover. Scope of Work * Lead the safe and successful delivery of a major hyperscale data centre project, ensuring works are completed on programme, within budget and to the highest quality standards. * Take responsibility for construction delivery from pre-construction through to commissioning, integrated systems testing (IST) and final handover. * Manage multidisciplinary...
IR35 Status:
Outside IR35

CV-Library London, UK Contractor
CL
Aug 07, 2026  
Site/ Setting Out Engineer
Site Engineer / Setting Out Engineer - Highways / Infrastructure Location: Surrey (Major Highways Project) Rate: Excellent Outside IR35 day rate (DOE) Contract: Initial 6-month contract with strong potential to extend beyond 12 months, plus opportunities on additional local projects. Start: ASAP The Opportunity An excellent opportunity has arisen for an experienced Site Engineer / Setting Out Engineer to join a major highways and infrastructure project in Surrey. Reporting directly to the Senior Site Engineer, you'll play a key role in the successful delivery of earthworks, drainage, Section 278 works, carriageway construction and associated highways infrastructure. This is a long-term contract offering an excellent Outside IR35 rate and genuine continuity of work on major civil engineering projects. Key Responsibilities Reporting to the Senior Site Engineer, assist with the day-to-day engineering delivery of the project. Carry out setting out, surveying and verification...
IR35 Status:
Outside IR35

CV-Library Surrey, UK Contractor
CL
Aug 07, 2026  
Electrical Maintenance Engineer
Electrical Maintenance Engineer – Manufacturing Based in Ollerton, Nottinghamshire – 3 month rolling contract 4 on 4 off – Days and Nights  Outside IR35 £35ph The business is now looking for an Electrical Maintenance Engineer to support the internal team and to ensure downtime is to a minimum whilst maintaining standards of a variety of equipment. If you are looking for a new contract, then please contact Adil Shaikh on (phone number removed) or email The day-to-day responsibilities of the Electrical Maintenance Engineer will involve the following. Reactive maintenance will include fault finding and replacing components on a variety of machines. Preventative maintenance Electrical responsibilities will include fault finding on PLCs and a variety of electrical components such as sensors, relays, proximities, control panels, single phase, three phase, AC and DC motors and contactors  The Maintenance Engineer must possess the following skills and experience. Previous...
IR35 Status:
Outside IR35

CV-Library Ollerton, Newark NG22, UK Contractor
CL
Aug 07, 2026  
Site Engineer PTS
Site Engineer (PTS) Huddersfield Initial 3-Month Contract with Likely Extensions £350 - £400 per day – Outside IR35 The Company Our client is a well-established rail contractor with a strong reputation for delivering a diverse range of rail infrastructure projects. Their portfolio includes station refurbishments, platform extensions, signalling bases, depot remodelling and bridge reconstruction projects across the UK rail network. The Role An excellent opportunity has arisen for an experienced Site Engineer to join a major rail project in Huddersfield. The successful candidate will play a key role in ensuring works are delivered safely, accurately and in line with project specifications. Key Responsibilities Setting out and controlling dimensions of works on site. Producing take-offs and monitoring project progress. Maintaining accurate daily site records and activity logs. Identifying, reporting and managing project changes. Managing material reconciliations and site...
IR35 Status:
Outside IR35

CV-Library Huddersfield, UK Contractor
CL
Aug 07, 2026  
Production Process Engineer
Production Process Engineer Location: London Rate: £450 - £500 per day umbrella Contract: Contract An excellent opportunity has arisen for an experienced Production Process Engineer to support rolling stock overhaul and refurbishment projects within a safety-critical rail environment. You'll develop production workflows, create work instructions and engineering procedures, validate Bills of Materials (BOMs), and support engineering assurance activities to ensure projects are delivered safely, efficiently, and on schedule. Key Responsibilities Develop production processes and workflows for overhaul projects. Produce work instructions, procedures and technical documentation. Create and validate Bills of Materials (BOMs). Support engineering assurance and concession activities. Work closely with engineering and production teams to deliver project objectives. Drive continuous improvement across production processes. Essential Requirements Proven experience within the UK...
IR35 Status:
Outside IR35

CV-Library Ilford, London Contractor
CL
Aug 07, 2026  
System Requirements Engineer
A Contract Outside IR35 Hyrbrid working - Miniumum 3 on site Proven Aerospace experience Essential and experience of requirements processes under ARP4754B Our client, a key player in the aerospace sector, is currently seeking a System Requirements Engineer for a critical contract position. This role involves owning the capture, quality, and traceability of requirements at both system and equipment levels for the fuel cell system, acting as a standard-bearer for requirements engineering best practices across the engineering organisation. This is a pivotal position supporting the delivery of certified, zero-emission aircraft propulsion systems. Responsibilities: Elicit, derive, and author requirements at aircraft-interface, system, and equipment levels, working from certification basis, customer, safety, and architectural inputs. Write and maintain requirements to defined quality criteria (singular, unambiguous, verifiable, traceable), applying structured authoring patterns and...
IR35 Status:
Outside IR35

CV-Library Gloucestershire, UK Contractor
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