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Engineering mechanical project engineer

196 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 07, 2026  
Fluid Mechanical Design Engineer
On behalf of our client, we are seeking a Fluid Mechanical Design Engineer to join on an initial 12-month contract. As a Fluid Mechanical Design Engineer , you will act as the technical lead on an R&T project exploring auto-ignition temperatures for Sustainable Aviation Fuel. Role: Fluid Mechanical Design Engineer Pay: £50 per hour Via Umbrella Location: Filton Contract: Monday- Friday, 35Hours per week, 12 Month contract IR35 Status: Inside Security Clearance: BPSS Responsibilities Lead the team in completing the detailed design phase and passing CDR (critical design review). Develop and implement the build plan. Lead the Verification and Validation of the built test rig and ensure entry into service. Co-ordinate technical activities within the team ensuring correct prioritisation of topics. Support the team in their day to day activities to overcome any technical challenges Essential Skills Experience of working in a test laboratory environment. Experience of...
IR35 Status:
Inside IR35

CV-Library Filton, Gloucestershire 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  
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  
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 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
CL
Apr 03, 2026  
Instrument Technician
Job Title: Instrument Technician Job Type: Contract Shift: Days Duration: 12 Months Work Type: Onsite Industry: Chemical Job Location: Southampton Rate: £20.00/hr to £28.70/hr (PAYE/PAYE Umbrella) + Overtime Profile – Instrument Technician My client is a world leader in the provision of highly advanced technical solutions to the Energy and Chemical sectors. They are currently looking for an Instrument Technician to join their growing team who are advancing technology in their sector. Candidates will have the opportunity to work in an environment where investment is continuous and substantial. Duties – Instrument Technician • Carry out instrument planned and breakdown maintenance. • Carry out project installation (CAPEX) and commissioning, review and markup of drawings. • Assist and/or supervise contractors and service personnel in maintaining Instrument, electric and other plant equipment. • Complete production-critical repairs and all critical inspections in a safe and timely...
IR35 Status:
Unknown Status

CV-Library Southampton, UK Contractor
CL
Apr 03, 2026  
Pipe Stress Engineer
Pipe Stress Engineer Location - Leatherhead Work pattern – 4 days office – 1 day remotely. Rate - £60 p/hr – Outside IR35 Duration – 6 months Start - ASAP Job Responsibilities: During Detail Engineering, perform Piping Stress Analysis of high temperature piping systems using a combination of practical experience and commercially available software. Implement project specifications. Work as part of a team to ensure Isometrics are being checked in a timely manner Ensure a consistent and compliant approach to project execution. FEA Analysis of specialist piping components. Analysis of new and existing piping systems on Greenfield and Brownfield Projects. Work individually or as part of a team in the home office and abroad. Communicate effectively with other engineering disciplines. Committed to multi-centre project execution. Adhere to the companies WAY engineering standards and procedures as well as provide input to their development and enhancement. Skills / Experience:...
IR35 Status:
Outside IR35

CV-Library Leatherhead, UK Contractor
CL
Apr 03, 2026  
Mechanical Commissioning Engineer
Company Description Assystem is an international company with one mission: accelerate the energy transition around the world. Every day, our 6,500 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 03, 2026  
Project Engineer (Nuclear)
Malton, North Yorkshire | Hybrid Working 💰 £35.26 – £47.88 per hour (Umbrella) - 37 hours per week 📅 12-Month Contract | 4 days per week (only 2 on site / 2 from home) Ceto Talent are supporting a major UK industrial infrastructure programme in the search for a Senior Project Engineer to join a complex nuclear engineering project based in Malton, North Yorkshire. This role offers the opportunity to work on technically challenging projects within a highly regulated environment, supporting the development and delivery of engineering solutions across the full project lifecycle. The successful candidate will play a key role in delivering fit-for-purpose engineering solutions, ensuring robust technical governance, configuration control, and compliance with engineering standards. Key Responsibilities * Identify project functional requirements and stakeholder needs for assigned projects * Manage engineering support activities across project delivery phases * Contribute to...
IR35 Status:
Unknown Status

CV-Library Malton, North Yorkshire Contractor
CL
Apr 03, 2026  
Fluid Mechanical Design Engineer
Fluid Mechanical Design Engineer Location South West England, Gloucestershire, Filton Job Type Contract – Full-Time hours Primary Industry Aerospace and Aviation Secondary Industry Engineering Job Description The Fluid Mechanical Design Engineer is responsible for designing, developing, and analysing fluid systems and components within aerospace applications. This role involves working collaboratively within multidisciplinary teams to deliver innovative, reliable, and efficient fluid mechanical solutions that meet stringent aerospace standards and regulatory requirements. The position requires applying engineering principles to fluid flow, thermodynamics, and system integration, ensuring optimal performance and safety of aerospace systems. Job Duties Lead, Design and develop fluid mechanical components and systems including pumps, valves, ducts, and cooling systems for aerospace applications. Conduct fluid dynamics simulations and analyses using computational fluid...
IR35 Status:
Unknown Status

CV-Library Filton, Bristol, UK Contractor
CL
Apr 03, 2026  
Project Engineer
A High-Impact Engineering Mission: Lead A Multi-Site Commissioning Project. Our Client is launching a critical, high-value strategic expansion and seeks multiple Project Engineers to deliver it. The experienced Project Engineer will assist with a multi-site relocation and commissioning project across the UK and Continental Europe. The successful candidate will be involved in the decommissioning of specialized slitting machinery from the current facility in Holland to either Germany or Wales. The Project Engineer will then commission the equipment into the brand-new manufacturing line(s) requiring deep technical expertise, meticulous international planning, and hands-on execution. If you are an experienced Project Engineer ready to take full technical and project ownership of this international launch, we want to hear from you. Key Responsibilities * Technical Immersion (Netherlands, up to 3 Months): Spend an initial period working closely with the team in the Netherlands to...
IR35 Status:
Unknown Status

CV-Library Croydon, Greater London Contractor
CL
Apr 02, 2026  
Test Development Engineer
Test Development Engineer (Experimental & Data‑Driven) Contract: LONG TERM PROJECT Start: ASAP Industry: Regulated Engineering / Industrial Automation A leading engineering organisation is seeking a hands‑on Test Development Engineer to support the experimental testing phase of a major UK safety‑related programme. This is a highly practical, engineering‑focused role requiring experimental thinking, curiosity, and the ability to generate reliable, high‑quality engineering data. You will work across the full test development lifecycle - from concept and setup through to execution, data capture, analysis, and formal reporting. This work directly feeds into the wider technical evidence package submitted to the end client. This position suits an analytical mind with experience working in development, R&D, manufacturing, or automation‑driven environments. Primary Purpose of the Role Operate and develop test equipment within a manufacturing/testing environment. Run...
IR35 Status:
Unknown Status

CV-Library West Midlands, UK Contractor
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