Freelancer UK
  • All Jobs
  • Outside IR35
  • Agencies
  • Post a Job
  • Pricing
  • Guides
  • Sign in
  • Sign up
  • All Jobs
  • Outside IR35
  • Agencies
  • Post a Job
  • Pricing
  • Guides

Email me jobs like this

Email me jobs like this
Refine Search
Refine by IR35 Status
Unknown Status 242 Inside IR35 56 Outside IR35 35
Refine by Categories
Engineering 197 Construction 71 Information Technology 29 Other 11 Automotive 8 Management 7
Manufacturing 7 Science 3 Education 2 Facilities 2 Admin-Clerical 1 Customer Service 1 Marketing 1 Media-Journalism 1
More
Contractor mechanical project engineer

333 mechanical project engineer jobs found

CL
Apr 02, 2026  
Mechanical Project Engineer - Water
Role: Mechanical Project Engineer - Water Projects - Waste Water Location: Sussex & Kent Duration: 6 month + extension Rate: £400 a day   My client is one of the UK's leading MEICA & Civil Engineering contractors within the Water sector and are looking for a Mechanical Project Engineer to join their team on a contract basis working on various water projects for their AMP8 contracts.   Responsibilities include: ·Outline engineering from inception to completion of schemes utilising in-house resources, site installation and construction personnel ·The timely completion of multiple concurrent projects, safely and within budget ·Liaise with client's engineering and operations staff to ensure KPI's are met or exceeded within budget constraints ·Attend internal and external review and progress meetings ·Attend site visits/meetings. ·Ascertain preliminary and detailed design/project requirements and solutions ·Prepare estimates and quotations ·Cradle to Grave...
IR35 Status:
Unknown Status

CV-Library Kent, UK Contractor
CL
Apr 01, 2026  
Mechanical Project Engineer
Role: Mechanical Project Engineer Location: Oxford and surrounding areas Rate: £450 p/d - CIS Duration: 12 months Start: ASAP   Are you a Mechanical Project Engineer with experience in the water sector?   Do you want to join a market leading business who encourage high work load and opportunities to think differently?   The business we are working with is a Contractor looking to strengthen their delivery team for the AMP8 funding cycle on behalf of Thames Water. The successful Project Engineer will work with the Project Managers and construction teams, as well as the sub contractors to ensure the successful on site delivery of complex Non-Infrastructure projects in the water sector. The projects are attached to Wastewater schemes, overseeing packages of work with the aim of improving the quality of Sewage Treatment Sites across Thames Water. Due to the complexities involved, you MUST have experience as a Project Engineer or similar role in the UK Water Sector, or at...
IR35 Status:
Unknown Status

CV-Library Oxford, UK Contractor
CL
Apr 01, 2026  
Mechanical Project Engineer
Mechanical Project Engineer - Residential Central London | £350-£400 per day (CIS / Ltd) A well-established M&E contractor with a £30m annual turnover, specialising in high-quality residential and mixed-use developments, is seeking an experienced Mechanical Project Engineer to join the team on a major Central London project. The Project £12m residential development Central London location Pre-construction commencing in 2 weeks Long-term opportunity with potential for follow-on projects Role Overview Reporting to the Mechanical Project Manager, you will play a key role in taking the project from pre-construction through delivery, ensuring mechanical services are coordinated, procured, and installed to programme, quality, and budget. Key Responsibilities Assist in managing mechanical packages from pre-construction to handover Review and coordinate mechanical design information and drawings Manage subcontractors and suppliers Attend design, coordination, and site...
IR35 Status:
Unknown Status

CV-Library City of London, London Contractor
CL
Mar 26, 2026  
Mechanical Project Engineer
We are looking for an exceptional and very technically strong Mechanical Building Services Project Engineer with experience of working on large size multi-unit residential and mixed use residential/commercial developments. This is a long term contract position based in Central London, SE1. Our client is a specialist M&E Contractor. This role is with the established Mechanical arm of the business. The position reports to the Contract Director. You will be responsible for overseeing Mechanical Building Services Engineering on the Project. We are looking for a practically minded and technically strong Engineer who can liaise effectively with the consultant, client and on site teams, and maintain a calm and pragmatic approach to ensure the technical success of Mechanical Building Services Installation. This is an Engineer not a Project Manager role although is a comparable level within the company structure. We are looking for a Technical, site-based Mechanical Engineer who knows...
IR35 Status:
Unknown Status

CV-Library SE1, Chaucer, Greater London Contractor
CL
Mar 24, 2026  
Mechanical Project Engineer
Mechanical Proejct Engineer / Project Manager Stoke On Trent Our client are an established M&E contractor within the commercial, education and retail sectors with a steady work book for 2026 and beyond, and are now looking to onboard an additional project manager to work alongside the existing team. As a Mechanical Project Manager you will be responsible for: * Plan, coordinate and direct projects. * Manage project costs including material and labour expenses. * Prepare and deliver progress reports. * Communicate and collaborate with architects, contractors and clients. * Produce CVR and monthly job cost reports. * Oversee and troubleshoot Mechanical / HVAC installations and repairs * Conduct site inspections and ensure project deadlines are met * Address and resolve any issues or disputes related to the project * Maintain a safe, clean, and compliant work environment * Provide technical guidance and mentorship to team members. * Producing...
IR35 Status:
Unknown Status

CV-Library Stoke-on-Trent, Staffordshire Contractor
CL
Mar 14, 2026  
Mechanical Project Engineer
Based in Kettering NN16 A leading, established and highly successful provider of mechanical and electrical installation services to commercial and industrial buildings seek the solid appointment of a skilled Mechanical Project Engineer from an M&E / Building Services electrical installation projects background. Those with M&E installations experience in commercial and or industrial environments are of serious interest as a Mechanical Project Engineer or similar. We are looking to make an immediate appointment for an important ongoing project. Candidates highly sought after are those naturally from an M&E / Building Services background, ideally with direct working experience in the project delivery of mechanical installations you would expect to find in commercial and industrial settings. Those with any hospital / healthcare buildings Mechanical services installation are highly sought after; this is not essental for the role though. You will be responsible for supporting...
IR35 Status:
Unknown Status

CV-Library Kettering, North Northamptonshire Contractor
CL
Mar 05, 2026  
Mechanical Project/Design Engineer
Mechanical Project/Design Engineer Opportunity – Leading Renewables Contractor - London MK Search are working with a market leading renewables and decarbonisation M&E contractor who are currently looking to recruit a Mechanical Project / Design Engineer to join their growing team. This is an excellent opportunity for an early-career engineer looking to develop their technical and project experience within a supportive and professional environment. The company in question have recently won a variety of new contracts across London. The Role Working alongside experienced engineers and project teams, you will assist with the design, coordination, and delivery of decarbonisation on leisure, commercial, education and residential projects. The role offers exposure to both project and design work, with opportunities to build hands-on experience across a range of mechanical systems. The Ideal Candidate We are keen to speak with candidates who have: * A degree or diploma in...
IR35 Status:
Unknown Status

CV-Library London, UK Contractor
CL
Apr 05, 2026  
Field Installation Engineer Medical Devices
Role: Field Installation Engineer Medical Devices Location: Field based UK wide with national travel required Hours: Full time Pay: £200 - £250 (PAYE basic) OR £265.27 - £331.59 (UMB) per day Contract: 12 month contract inside IR35 An excellent opportunity has arisen for a Field Installation Engineer Medical Devices to join one of our longstanding clients, a global organisation operating within the medical devices diagnostics and pharmaceutical technology sector. This role sits within the customer projects team and will focus on the installation relocation and commissioning of advanced diagnostic and laboratory instrumentation within hospitals laboratories pharmaceutical environments and research facilities across the UK. This is a field based role covering the UK nationally and will require regular travel and overnight stays. Candidates based in the North of the UK would be preferable but this is not essential. Benefits 25 days holiday + bank holidays Competitive weekly...
IR35 Status:
Inside IR35

CV-Library Manchester, Greater Manchester Contractor
CL
Apr 05, 2026  
Data Cable Engineer
Data Cable Engineer – Boston, Lincolnshire – £26 per hour We are currently recruiting experienced Data Cable Engineers for a project based in Boston, Lincolnshire. This role is available immediately and is expected to run through to the end of April. The work will involve the installation, termination and testing of data cabling on site. Candidates must have previous experience working with structured cabling systems and be confident working independently while maintaining high installation standards. Requirements: • Proven experience installing and terminating data cabling • Ability to read and follow installation drawings • Own tools and PPE • Valid CSCS or ECS card preferred • Reliable and able to work to deadlines Details: • Location: Boston, Lincolnshire • Rate: £26 per hour • Duration: Immediate start with work until the end of April • Hours: Site hours apply BENEFITS OF WORKING FOR ARC • Working with one of East Anglia’s leading Recruitment agencies with 16...
IR35 Status:
Unknown Status

CV-Library Boston PE21, UK Contractor
CL
Apr 05, 2026  
Outside IR35 Contract | Civil Design Engineer | Water Sector
Outside IR35 Contract | Civil Design Engineer | Water Sector Contract: Long‑term, Outside IR35 Location: Chatham, Kent (Flexible Hybrid) Our client in water is seeking an experienced Civil Design Engineer to support the design and delivery of infrastructure and non‑infrastructure projects across a broad programme of work. This long‑term contract offers the opportunity to play a key role in developing, reviewing, and coordinating civil engineering designs within a fast‑paced, essential services environment. Hybrid working is available, with regular presence required at the Chatham office. Key Responsibilities Produce, review, and develop civil engineering designs for water and wastewater infrastructure Prepare design calculations, technical drawings, and specifications in line with industry and regulatory standards Support feasibility assessments, optioneering, and early‑stage technical input Work collaboratively with multidisciplinary teams including process, mechanical,...
IR35 Status:
Outside IR35

CV-Library Chatham, UK Contractor
CL
Apr 05, 2026  
Mechanical Engineer - MRO
Dedicated to sustainable development, Arup is a collective of designers, consultants and experts working globally. At Arup you will have the opportunity to collaborate on ambitious projects - delivering remarkable outcomes for clients and communities, and to do socially useful work that has meaning. Arup's purpose, shared values and collaborative approach has set it apart for over 75 years, and now is your opportunity to join. Job description - the role AMS is a global workforce solutions partner committed to creating inclusive, dynamic, and future-ready workplaces. We help organisations adapt, grow, and thrive in an ever-evolving world by building, shaping, and optimising diverse talent strategies. We partner with Arup to support their contingent recruitment processes. Acting as an extension of their recruitment teams, we connect them with skilled interim and temporary professionals, fostering workplaces where everyone can contribute and succeed. On Behalf of Arup, we are...
IR35 Status:
Unknown Status

CV-Library London, UK Contractor
CL
Apr 05, 2026  
Mechanical Design Engineer
We are recruiting a Mechanical Design Engineer to design and develop high-reliability subsea electrical and optical connectors for harsh and extreme environments. You will work on low and high voltage connector systems, pressure housings, and sealing solutions used in offshore and subsea applications. The role involves CAD-based design, material selection for HPHT and subsea environments, FEA validation, prototype and pressure testing, and producing detailed engineering documentation. You will collaborate closely with R&D, manufacturing, quality, and project teams, contributing to both standard product development and customer-specific projects. Key requirements Degree in Mechanical Engineering (or similar) Three years experience in subsea or high-reliability mechanical systems Strong CAD and FEA skills Knowledge of sealing technologies, pressure-rated designs, and subsea materials Familiarity with industry standards (API, ISO, IEC, IEEE)
IR35 Status:
Unknown Status

CV-Library Barrow-in-Furness, UK Contractor
CL
Apr 04, 2026  
Senior Mechanical Engineer
Senior Mechanical Engineer – Packaging (Contract) Location: Glasgow (Hybrid – 3 days on-site, 2 days remote) Rate: £50 per hour Contract: Outside IR35 Are you an experienced Mechanical Engineer with strong leadership skills and expertise in rotating equipment packaging for the Oil & Gas sector? We have an exciting contract opportunity for a seasoned professional to take on complex engineering projects. The Role As Senior Mechanical Engineer, you’ll be responsible for specialist design aspects of rotating package equipment, supporting product development and providing client & vendor support across the full project lifecycle. You’ll mentor engineers, drive standardization, and ensure projects are delivered on time and to the highest quality. Key Responsibilities * Technical design and provide engineering support from concept through delivery. * Review specifications and provide technical solutions for tender enquiries. * Manage engineering documentation,...
IR35 Status:
Outside IR35

CV-Library G1, Glasgow, Glasgow City Contractor
CL
Apr 04, 2026  
Senior Piping Design Engineer
Our client BAE Systems, a leader in the Defence & Security sector, is looking for a dedicated Senior Engineer - Mechanical - Auxiliaries to join their team based in Scotstoun. This contract role spans 12 months and requires a specialised understanding of auxiliary piping systems. Key Responsibilities: Designing, developing, and managing auxiliary mechanical systems for naval ships Collaborating with multidisciplinary teams to ensure the smooth integration of auxiliary systems Conducting detailed analysis and providing technical solutions for auxiliary mechanical issues Preparing and reviewing technical documents and specifications Ensuring compliance with industry standards and regulations Providing support and expertise during the installation and commissioning phases Engaging in continuous improvement initiatives to enhance system performance Maintaining detailed records and reports on project progress and engineering activities Job Requirements: Experience as a piping...
IR35 Status:
Unknown Status

CV-Library Glasgow, UK Contractor
CL
Apr 04, 2026  
Senior Design Engineer
Company Description Assystem is an international company with one mission: accelerate the energy transition around the world. Every day, our 7,500 switchers located in 12 countries (Europe, Middle East, Pacific Asia & Africa) connect their six thousand billion neurons to tackle the task of the century: switching to low-carbon energy. We are a collective committed to the actors who are making the energy switch. Sharing our knowledge, expertise and values allows us to innovate and think differently about the energy transition. Drawing on more than 55 years' experience in highly regulated sectors subject to strict security and safety requirements, we provide our customers with engineering and project management services, as well as digital services and solutions to optimize the performance of complex infrastructure projects throughout their life cycle. The Group is currently ranked second in the world for nuclear engineering. To ensure a viable, efficient, and reliable energy...
IR35 Status:
Unknown Status

CV-Library Derby, UK Contractor
CL
Apr 04, 2026  
Quality Assurance Senior Engineer
Great opportunity for a Quality Assurance Senior Engineer to work for a globally recognised organisation. Job Purpose / Overview The Quality Assurance Senior Engineer takes responsibility for delivery and compliance with the LTQR Processes and Procedures for documents, records and physical samples, that are associated with their designated Projects and Multi-Disciplinary Team (MDT).  To discharge the role requires a range of technical skills and competences, management and communication skills, construction/ installation/ commissioning and end-user stakeholder awareness, demonstration of contractual requirements and knowledge of various Standard company Project Arrangements and Quality Control Procedures. Principal Accountabilities Gather and validate data for monthly Records dashboards Support authoring of management system documentation Support workshop facilitation, requirements gathering and compilation of findings Contribute to the production of quality records...
IR35 Status:
Unknown Status

CV-Library Somerset, England Contractor
CL
Apr 04, 2026  
Senior Product Engineer
Senior Product Engineer Belcan seeks an experienced Senior Product Engineer for a 12-month Inside IR35 contract in Pitstone. The role involves leading engineering work packages for the development, validation, and industrialisation of smart motor and power generation technologies. Key Responsibilities Lead and mentor multidisciplinary engineering teams to deliver robust, manufacturable solutions aligned with cost and weight targets. Oversee and approve design solutions; support design reviews per client governance and product introduction processes. Produce high-quality technical documentation, including CAD models, drawings, BOMs, and assurance reports. Drive risk management and continuous improvement through design investigations, root cause analysis, and lessons learned. Author, review, and approve technical documentation for engineering and through-life support. Provide training, mentoring, and leadership to engineering personnel. Deliver fit-for-purpose designs with a...
IR35 Status:
Inside IR35

CV-Library Tring, Hertfordshire Contractor
CL
Apr 04, 2026  
Maintenance Engineer - Wrexham - Electrical
Maintenance Engineer - Days Wrexham £34,000 - £40,000 + Days Shift Pattern, Monday to Friday (8:00am-4:30pm) + Training Opportunities + Qualifications + Pension + Benefits This is an excellent opportunity for a Maintenance Engineer to join a successful organisation offering long-term job security and a modern working environment. On offer is the chance to join a dedicated Maintenance Department where you will benefit from ongoing training, development and the opportunity to gain further engineering qualifications. This company is a global leader in logistics and supply chain solutions for temperature-controlled industries. They are committed to investing in the latest technology, training methods and staff development to ensure they remain at the forefront of their sector. The core responsibilities of this position include carrying out maintenance on site machinery and equipment, as well as reporting directly to the Engineering Manager on projects, issues and Health &...
IR35 Status:
Unknown Status

CV-Library Wrexham, UK Contractor
CL
Apr 04, 2026  
Electronics Design Engineer
Our client, an Aerospace and Defence supplier is looking for an Electronics Design Engineer to join them on a contract basis at their site in Stevenage. Due to the nature of the role, applicants must hold the sole British nationality and be eligible to obtain SC Clearance before starting. 12 month initial contract. Based in Stevenage with hybrid working, minimum 2 days per week onsite. £58 p/h Umbrella, inside IR35.Responsibilities: You will be responsible for developing cutting-edge electronic solutions for weapon systems. This will include on board missile sub-systems and Land, Sea and Air based Firing Units. Your role will entail responsibility for the quality and performance of the electronic solution together with providing cost and schedule updates to a project manager. You will have a sound track record in electronic design capability throughout the product life cycle, i.e. early concept through to production. The technical solutions you will implement will range across...
IR35 Status:
Inside IR35

CV-Library Stevenage, Hertfordshire Contractor
CL
Apr 03, 2026  
MEICA PE
Our client is looking for an experienced MEICA Project Engineer with clean and wastewater. Key Responsibilities: Managing and coordinating MEICA activities related to water projects Designing and implementing mechanical and electrical systems Ensuring compliance with industry standards and regulations Overseeing installation, testing, and commissioning of MEICA systems Providing technical support and expertise to project teams Conducting site inspections and assessments to ensure project quality Collaborating with stakeholders to meet project objectives and deadlines Preparing detailed reports and documentation related to MEICA works Job Requirements: Experience in mechanical and electrical engineering Understanding of MEICA principles and applications within the water sector Proficiency in designing and implementing engineering solutions Strong problem-solving skills and attention to detail Excellent communication and teamwork abilities Ability to work effectively under...
IR35 Status:
Unknown Status

CV-Library Manchester, Greater Manchester Contractor
  • Follow us on:
  • Facebook
  • Twitter
  • Instagram
  • LinkedIn
  • Home
  • Contact
  • About Us
  • Terms & Conditions
  • Employer
  • Post a Job
  • Search Resumes
  • Sign in
  • Job Seeker
  • Find Jobs
  • Outside IR35
  • Create Resume
  • Sign in
© 2008-2026 Powered by SmartJobBoard Job Board Software