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Contractor 46
Outside IR35 mechanical engineer

46 mechanical engineer jobs found

CL
Sep 03, 2026  
Contract Mechanical Maintenance Engineer
Job Title: Contract Mechanical Maintenance Engineer Location: Reading area, Berkshire Rate: £36–38 per hour, Limited Company outside IR35scope Job Type: Contract,  2 months ongoing initially, potential to extend Rotating Shifts: Primarily Monday to Friday – 9-hour  shifts rotating Client: Manufacturing, Immediate hire for ongoing maintenance support The Opportunity: Contract Mechanical Maintenance Engineer We’re recruiting for an experienced Contract Mechanical Bias Maintenance Engineer to provide hands-on mechanical maintenance support within a busy, automated production and packaging environment. This is a great opportunity to join a market-leading manufacturing business with a strong reputation for quality, innovation, and reliability. This client needs… ✔ Strong multi-skilled mechanical fault diagnosis ✔ Experience with conveyors, motors, pneumatics, drives, sensors, presses, hoppers, silos  & basic  Electrical PLCs ✔ Preventive maintenance ✔ Quick turnaround...
IR35 Status:
Outside IR35

CV-Library Reading, UK Contractor
CL
Sep 03, 2026  
Senior Mechanical / Project Engineer
Senior Mechanical Project Engineer – Contract – West Wales / Hybrid This is an excellent opportunity to join a leading engineering business during a period of continued growth as they support the hydrocarbon and clean energy sectors. The role requires a Mechanical and Piping discipline background but also strong Project Engineering skills. Needs a person who is comfortable with both the design and co-ordination aspects of energy projects. Our client is based in West Wales and can accommodate a hybrid working pattern. This role is deemed to be outside IR35. Role & Responsibilities * Interact with Mechanical Package vendors, ensuring compliance with agreed design standards and requirements. * Responsible for bid evaluation and negotiation of vendors for Mechanical and Piping packages. * Also accountable for design specification management throughout the project design phase. * Participate in relevant meetings such as Design Reviews, Model Reviews and HAZIDs. *...
IR35 Status:
Outside IR35

CV-Library United Kingdom Contractor
CL
Sep 06, 2026  
Mechanical Design Engineer
Mechanical Design Engineer Contract: 6 Months | Outside IR35 Working: Monday–Friday | 3 Days Office-Based Sector: Rail, Utilities & Airports Employer: Principal Contractor The Role: We are looking for an experienced Mechanical Design Engineer to join a Principal Contractor delivering major infrastructure projects across the Rail, Utilities and Airport sectors. The role will focus on delivering detailed mechanical building services designs, with a strong emphasis on HVAC systems. You will work as part of a multidisciplinary design team, supporting projects from detailed design through to construction. Key Responsibilities: * Deliver detailed mechanical and HVAC designs. * Produce drawings, layouts, specifications and technical documentation. * Carry out design calculations and equipment sizing. * Coordinate designs with multidisciplinary teams. * Ensure designs meet relevant standards and client requirements. * Resolve technical queries and support design...
IR35 Status:
Outside IR35

CV-Library London, UK Contractor
CL
Sep 03, 2026  
Mechanical Maintenance Engineer (Late Shift)
An excellent opportunity has arisen for a Mechanical Maintenance Engineer to provide hands-on engineering support within a busy manufacturing environment. Working on the late shift, you will support equipment maintenance, production activities and maintenance administration, helping maximise machinery reliability, minimise downtime and improve manufacturing performance as the operation continues to grow. Key Responsibilities Respond to production equipment issues, diagnose faults and carry out repairs within your level of competency to minimise manufacturing downtime. Complete planned preventative maintenance (PPM), routine inspections and support machine set-ups, changeovers, commissioning and production trials. Manage maintenance work orders, asset information, maintenance histories and equipment documentation using MaintainX or a similar CMMS. Work closely with Production and Engineering teams to improve equipment reliability, reduce downtime and enhance Overall Equipment...
IR35 Status:
Outside IR35

CV-Library Stockport, Greater Manchester Contractor
CL
Jun 28, 2026  
Senior HVAC Design Engineer
Data Centres are crucial components of today's infrastructure, supporting everything from business to public services. The Opportunity Join our international and multidisciplinary team of passionate design engineers and help us create high-quality, sustainable, and innovative data centre structures. You will work on medium to large-scale mission-critical projects, covering all stages of design - from concept to construction supervision and handover. As a Senior Mechanical Engineer your role will be as part of an interdisciplinary team lead the design of mechanical systems (Building servies and cooling) on medium to large-scale Mission Critical projects through all design stages from Concept to Construction Supervision and Hand-Over Lead the preparation and review of design deliverables Lead projects and work closely with our data centre clients to deliver quality work to meet their specific needs Present technical content for review by technical and non-technical...
IR35 Status:
Outside IR35

CV-Library London, UK Contractor
CL
Sep 06, 2026  
Product Range Design Engineer (Food background)
Product Range Design Engineer – 12-Month Contract Location: Peterborough Contract: 12 months Rate: £35–£40 per hour, depending on experience (Outside IR35) Type: Contractor We are seeking an experienced Product Range Design Engineer to join a busy engineering environment on an initial 12-month contract. The role will focus on the development, improvement and expansion of product ranges, working from technical data sheets, engineering specifications, existing designs and customer requirements. The successful contractor will ideally have experience within food processing, food manufacturing or process engineering, with a strong understanding of engineering drawings, P&IDs and technical documentation. Key Responsibilities Develop and expand existing product ranges in line with customer and engineering requirements. Review and work from technical data sheets, specifications and engineering documentation. Interpret and understand P&IDs, process diagrams and engineering...
IR35 Status:
Outside IR35

CV-Library Peterborough, UK Contractor
CL
Aug 15, 2026  
Commissioning & Systems Completion Lead
Commissioning & Systems Completion Lead Position Type: Contract Location: Northumberland Categories: Engineering, CQV PM Group requires a Commissioning Lead will be responsible for monitoring the Principal Contractors (PC) commissioning process and execution of the scope being HVAC, mechanical, electrical, data, BMS, Business Technology (BT) and utility/sprinkler systems. The role ensures systems are commissioned safely, efficiently, timely and in compliance with Project URS, GMP, GxP, FDA, EU GMP, and project-specific requirements. The Commissioning Lead acts as the primary interface with the PC between construction, engineering, CQV, Business Technology (BT) and quality assurance personnel. The commissioning lead will also liaise with client operations/BT, and equipment vendors to assist in the delivery of operational and validated systems from installation through start-up and handover. Note that this role will be full time site based to monitor the progress....
IR35 Status:
Outside IR35

CV-Library North East, UK Contractor
CL
May 16, 2026  
Senior Electrical Design Engineer
An excellent opportunity has arisen for an experienced Electrical Design Engineer to join a well-established building services consultancy in London on an contract basis outside IR35. This hybrid role will involve working as part of a multidisciplinary building services engineering team, supporting the delivery of electrical design solutions across a range of building projects. The successful Electrical Design Engineer will contribute to the development of electrical building services designs, technical documentation and coordinated BIM models. This role is based in the London office with hybrid working available, offering the chance to work on high-quality building services projects alongside experienced engineers and consultants. Key Responsibilities · As an Electrical Design Engineer, your responsibilities will include: · Producing electrical building services designs for a variety of building projects · Developing electrical schematics, layouts and...
IR35 Status:
Outside IR35

CV-Library London, UK Contractor
CL
Sep 04, 2026  
Maintenance Engineer - OUTSIDE IR35 - Manufacturer
Contract Maintenance Engineer - Hatfield Hertfordshire (Outside IR35) Rate: £37ph Outside IR35 LTD or Umbrella Hours:8-hour shifts - Monday to Friday and overtime Length: 6 months Start: ASAP About the Role We're looking for an experienced Contract Maintenance Engineer to join a manufacturer in Hatfield. This is a hands-on a contract where you'll keep high-speed production lines running smoothly in a modern, well-invested site. Why Apply? Outside IR35 6 month contract Supportive team with good feedback from current engineersKey Duties Preventive and reactive maintenance of machinery Working 8 hour rotation shifts, mornings, afternoons, nights. Mechanical/electrical fault finding and repairs Work on conveyors and automated production equipment Minimise downtime and support continuous improvementWhat We're Looking For Mechanical or Electrical qualification (Apprenticeship / NVQ / C&G) Hands-on experience as a Maintenance Engineer in manufacturing Multi-skilled...
IR35 Status:
Outside IR35

CV-Library Hatfield, Hertfordshire Contractor
CL
Sep 03, 2026  
Systems Engineer
A company that specialise in electro-mechanical systems for the Automotive / EV industry is seeking to recruit a Systems Engineer to work on a permanent or contract (outside IR35) basis from their site in Surrey (4 days per week onsite, 1 day remote). The Role This role will involve System requirements and architecture related to functional safety and cybersecurity for EV propulsion technology. Experience Ideal candidates will have good requirements management and system architecture experience from an Automotive environment including Functional Safety and / or cybersecurity, Essential Skills: Strong Systems Engineering experience Requirements definition, analysis, management and traceability System-level architecture experience Functional Safety and/or Automotive Cybersecurity experience ISO 26262 and/or ISO 21434 knowledge and practical experienceApply For more information on this position please email your CV
IR35 Status:
Outside IR35

CV-Library Surrey, UK Contractor
CL
Sep 03, 2026  
Contract Bus/Truck Engineer
Contract PSV Engineer “Are you looking for ongoing opportunities as a Contract PSV Engineer?” Why work as a Venatu Contractor? Wages paid weekly. Roles inside and outside of IR35. Local work wherever possible, as well as national opportunities, short and long-term contracts available. Developing your skill set, training courses subject to meeting the criteria. Technical backup from a qualified engineer. What you will be doing as the PSV Engineer: Carry out repair and maintenance to exceed DVSA standards. Diagnostics and repair of mechanical faults including steering, brakes, air systems, driveline but not limited to. Diagnostics and repair of electrical, and body systems. Use diagnostic equipment to assist diagnostics. Routine inspection and servicing to maintain roadworthiness and MOT standards. Carry out major unit changes and repairs where applicable. Complete necessary paperwork including service sheets to a good standard. Meet and work to site health and safety...
IR35 Status:
Outside IR35

CV-Library South London, UK Contractor
CL
Sep 02, 2026  
CONTRACT MANUFACTURING ENGINEER
CONTRACT MANUFACTURING ENGINEER 6 months Rolling Contract Outside IR35 or PAYE options also available Condensed 4 day week option Secure yet growing design, development and manufacturer of specialist engineered products and are currently seeking a talented Contract Manufacturing Engineer with a passion for lean to join their team focused manufacturing operation. The role of Manufacturing Engineer will suit a Manufacturing / Production Engineer with an electro-mechanical assembly background as you will be driving process development of existing products and supporting new product development / NPI through effective application of lean manufacturing tools and techniques. Key accountabilities for Contract Manufacturing Engineer / Production Engineer will include: NPI support - undertake DFA/DFM on new products as required. Utilisation of lean manufacturing tools and techniques for Problem Solving Supporting Value Engineering exercises on your key product lines / cells to assist...
IR35 Status:
Outside IR35

CV-Library Surrey, South East Contractor
CL
Aug 19, 2026  
Air Conditioning Engineer
Location: London Contract: Ongoing Contract Outside IR35 Shift Pattern: Days or Nights available Rate: Up to £330 per shift, dependent on experience and shift pattern & Van, Fuel card provided. We are seeking an experienced Air conditioning engineer to work across a portfolio of commercial sites throughout London. The role will focus primarily on the maintenance and repair of Airedale HVAC and air-conditioning units, requiring strong fault-finding and diagnostic skills. The successful engineer must be comfortable working independently, responding to faults and completing repairs to a high standard. Key Responsibilities * Carry out fault finding and diagnostics on Airedale HVAC units. * Identify mechanical, electrical and refrigeration-related faults. * Complete repairs and replace defective components. * Conduct planned and reactive maintenance. * Test systems following repairs to confirm safe and effective operation. * Record completed works, faults identified and...
IR35 Status:
Outside IR35

CV-Library London, UK Contractor
CL
Sep 04, 2026  
Lead Technical Safety & Environmental Engineer
Lead Technical Safety & Environmental Engineer - FEED (12-month contract) RHL is recruiting a Lead Technical Safety & Environmental (TS&E) Engineer for a 12‑month FEED programme supporting a major upstream development in Saudi Arabia. The work focuses on sustaining and increasing capacity across multiple Gas Oil Separation Plants (GOSPs), plus associated power generation and well injection facilities. You'll lead TS&E inputs, manage key safety deliverables, and ensure environmental compliance across the FEED scope, based in the UK office. Key responsibilities Lead, coach and coordinate a small TS&E team (engineers/designers). Own and review technical safety deliverables including: Fire & Gas detection philosophy and layout reviews Escape, Evacuation & Rescue Analysis (EERA) inputs and actions Hazardous Area Classification (HAC) deliverables and interface reviews Interface with client and multi-discipline engineering teams through FEED (and into EPC...
IR35 Status:
Outside IR35

CV-Library Surrey, UK Contractor
CL
Sep 06, 2026  
Structural Engineer CONTRACT
Structural Engineer - Contract Derby £45.00-£50.00 per hour (outside IR35) Are you an experienced Structural Engineer available for your next contract? We have an urgent requirement for a talented Structural Engineer to join a well-established engineering team on a long-term contract, working on a portfolio of major multi-million-pound projects across a range of high-profile developments. As a Structural Engineer, you will be responsible for the design, analysis and delivery of structural engineering solutions on large-scale construction projects. You will work closely with multidisciplinary teams, producing structural calculations, reports and detailed designs while ensuring projects are delivered safely on time and within budget. Key responsibilities include: Producing structural designs, calculations and technical reports Managing project workloads and delivering engineering solutions to programme Working on complex, multi-million-pound construction projects Liaising with...
IR35 Status:
Outside IR35

CV-Library Derby, Derbyshire Contractor
CL
Sep 06, 2026  
Structural Revit Technician - CONTRACT
Structural Revit Technician - Contract Derby £40.00-£45.00 per hour (outside IR35) We are currently recruiting for an experienced Structural Technician to join a busy engineering consultancy in Derby on an urgent long-term contract. Working as part of an established design team, you will play a key role in producing high-quality structural drawings and technical detailing for complex building projects. As a Structural Technician, your responsibilities will include: Producing accurate structural drawings and detailing using AutoCAD Supporting the delivery of major construction projects valued at over £20 million Preparing drawings in line with current industry standards and BIM Level 2 requirements where applicable Working with a variety of structural materials including steel, reinforced concrete, timber and masonry Liaising closely with structural engineers and other design team members to ensure projects are delivered efficiently and accurately Assisting with project...
IR35 Status:
Outside IR35

CV-Library Derby, Derbyshire Contractor
CL
Sep 06, 2026  
Senior Civil Structural Engineer
Senior Civil Engineer – Contract – Hybrid Working 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, Nuclear and Renewable Energy sectors. Our client is based in West Wales and can accommodate a hybrid working pattern. The successful candidate must have a sound understanding of Revit. Our client can accomodate hybrid / remote wroking though ocassional visits to their offices will be required. This role is deemed to be outside IR35. Role & Responsibilities * Develop detailed engineering drawings, specifications, and design documentation using Revit. * Acting as interface for all key Civil / Structural enquiries regarding current or upcoming projects. * Providing technical input to tenders and proposals as well as supporting manpower planning projections. * Undertake engineering activities as required for studies and projects. * Ensure...
IR35 Status:
Outside IR35

CV-Library United Kingdom Contractor
CL
Sep 05, 2026  
System Integrator
System Integrator Engineer Location: Goodwood, West Sussex Sector: Automotive Manufacturing / Engineering Client: Advanced Resource Managers) Overview Advanced Resource Managers are supporting a key automotive client in the search for a Front End System Integrator Engineer to join the Total Vehicle Validation & Integration Team. This role will focus on the integration, validation, and production readiness of Front End systems for current and future vehicle programmes, ensuring manufacturability, quality, and successful launch delivery across the production network. The successful candidate will play a critical role in vehicle integration activities, leading validation planning, launch readiness assessments, and problem-solving initiatives while collaborating with cross-functional teams across engineering, manufacturing, quality, and production. Key Responsibilities System Integration & Vehicle Validation Act as the System Integrator for Front End systems within the...
IR35 Status:
Outside IR35

CV-Library Chichester, West Sussex Contractor
CL
Sep 05, 2026  
BMS Project Manager
We have an opportunity for a BMS Project Manager to join a leading engineering company specialising in Building Management Systems (BMS) in Warrington, North West England on a long term contract basis. Paying £(Apply online only) a day + 2 years duration + Expenses + Outside IR35 + Weekly Payments The role: As a BMS Project Manager, you'll be responsible for managing all aspects of the BMS project from design through to commissioning and handover. You will work closely with engineers, subcontractors, and client to ensure the project is completed on time, within budget, and to the highest standards. Responsibilities: * Collaborate with key stakeholders to clearly define the project scope, objectives, and deliverables. * Monitor project progress and adjust plans as needed to achieve objectives. * Work with the project team to establish a project management plan based on the relevant Project Management Process. * Act as the primary point of contact for stakeholders, providing...
IR35 Status:
Outside IR35

CV-Library Warrington, Cheshire Contractor
CL
Sep 05, 2026  
Linux Engineer / Linux Administrator
Linux Administrator / Linux Engineer A London-based Higher Education institution is seeking an experienced Linux Administrator / Linux Engineer to join a critical project focused on improving the management and security of its Linux estate. Working alongside an established project team, you will play a key role in securing and onboarding Linux devices into a managed endpoint security service. This is an excellent opportunity for a hands-on Linux professional with strong security awareness and experience managing enterprise Linux environments. The role will cover Deploying and configuring Microsoft Defender for Endpoint across Linux devices. Onboarding and managing Linux endpoints within Microsoft Intune. Supporting the implementation of a managed endpoint security service. Implementing Linux security controls, compliance standards and best practices. Troubleshooting and resolving Linux endpoint and security-related issues. Producing technical documentation, deployment guides...
IR35 Status:
Outside IR35

CV-Library London, UK Contractor
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