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Unknown Status Contractor mechanical engineer

409 mechanical engineer jobs found

CL
Jun 17, 2026  
Senior Mechanical Engineer
Company Description Assystem is an international company with one mission: accelerate the energy transition around the world. Every day, our 8,000 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...
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CV-Library Warrington, UK Contractor
CL
Jun 17, 2026  
Mechanical Engineer
Freelance Mechanical Engineer | Hull | ~20 Hours/Week Experienced Mechanical Engineer wanted for a long-term freelance opportunity with a Hull-based client. You'll act as the external design and project engineering function for a business with no in-house design team - taking ownership from concept through to manufacture. The role includes: Mechanical design & engineering support Managing projects through manufacturing delivery Client-facing involvement and stakeholder engagement Site visits across East Yorkshire & HumbersideIdeal for someone already freelancing or consulting, looking to add a solid project to their portfolio or replace a recently finished assignment. Around 20 hours per week on average - sometimes more, occasionally less. Candidates will likely already be doing something similar in a consultancy, contract, or freelance capacity. Coburg Banks Limited is acting as an Employment Business in relation to this vacancy
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CV-Library Kingston Upon Hull, East Riding of Yorkshire Contractor
CL
Jun 17, 2026  
Mechanical Engineer (CAD Engineer)
Talentmark are recruiting for a Mechanical Engineer (CAD Engineer) to join a biopharmaceutical company on a contract basis for 6 months. Salary: £17.79 to £30.26 per hour, depending upon experience. Mechanical Engineer (CAD Engineer) Role: Support a data cleansing and migration project involving PDM to Siemens PLM Teamcenter using a SWIM interface on SolidWorks. Support the cleaning, validation and migration of engineering data from PDM to Siemens Teamcenter PLM. Work with SolidWorks and the SWIM interface to facilitate data transfer and ensure data integrity. Review CAD files, metadata, part structures and associated documentation to identify and resolve data issues. Collaborate with engineering, IT and PLM stakeholders to support migration planning and execution.Your Background: Degree or higher education qualification in Design, Engineering or another relevant discipline preferred. Apprenticeship qualifications, NVQ/BTEC qualifications and equivalent practical experience...
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CV-Library Caxton, Cambridge CB23, UK Contractor
CL
Jun 14, 2026  
Mechanical Engineer
Ready to take the lead on a high-profile mechanical engineering project within the UK’s nuclear sector? Do you have a strong background delivering engineering solutions in regulated environments? Are you confident leading design activities while collaborating across multi-disciplinary teams on complex programmes? The Opportunity An exciting contract opportunity has arisen with a leading engineering consultancy supporting a nationally significant nuclear programme. This role offers the chance to work on complex mechanical systems in a highly regulated, safety-critical environment. We would also welcome applications from these industries Defence, oil and gas, power generation, petrochemical, and aerospace sectors. This role would suit candidates working in these roles Senior Mechanical Engineer, Mechanical Design Engineer, Lead Mechanical Engineer, Project Mechanical Engineer, Mechanical Systems Engineer, Principal Mechanical Engineer, Design Engineer, Mechanical...
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CV-Library Reading, UK Contractor
CL
May 21, 2026  
Mechanical Engineer
Mechanical Engineer, Contract basis, long-term (Ongoing). Design and Build M&E Building Services Contractor. Site Based, Central London. Mixed use projects; Residential and Commercial Weekly paid via agency Required Qualifications & Experience: * Previously held a building mechanical services engineer’s role within a contracting/sub- contracting construction business. * Very strong practical and design knowledge of building mechanical services * Good commercial awareness * Appropriate level Mechanical Engineering Qualifications * Full UK Working entitlement Responsibilities; * Engineering of single or multiple projects from tender to design development, procurement, construction, handover and defect liability stages * Liaising closely with other professionals, incl. structural engineers, builders, architects and surveyors, in-house project teams * Working with the estimating team to produce successful tender bids * Development of Consultants...
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CV-Library Hackney, Greater London Contractor
CL
Apr 11, 2026  
Mechanical Engineer
World Class Defence Organisation based in Bolton, Lancashire is currently looking to recruit a Mechanical Engineer subcontractor on an initial 12-month contract.   Hourly Rate: £35ph Overtime Rate: Hours worked over 37 hours per week, are worked at the Overtime rate of time and a quarter.   Contract Duration: 12 Months (initially and then ongoing and long-term thereafter) Mechanical Engineer Job Description: We are seeking a Mechanical Engineer to join our Calibration & Maintenance Team. The work is extremely varied, interesting and challenging. You will be joining a dynamic and focussed team, responsible for the support of the manufacturing function across all stages of product assembly integration and test. The team are self-motivated and work directly with support functions and engineers across the company to resolve routine and non-routine tasks arising within the business. Responsibilities: The main aspects of the role will be as technical support for the metrology...
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CV-Library Bolton, UK Contractor
CL
Jun 17, 2026  
Mechanical Design Engineer
We are seeking an experienced Mechanical Engineer to support the delivery of mechanical systems across multiple infrastructure assets within a major rail and tunnelling project environment. This role will suit an engineer with strong experience in construction delivery, mechanical design coordination, stakeholder management, and multidisciplinary infrastructure projects. The successful candidate will be involved in the full project lifecycle from Stage 5 design development through to installation, testing, commissioning, and handover. Key Responsibilities Support the delivery of mechanical systems including Fire Main, Public Health, Drainage, Pumping Systems, and associated MEP infrastructure. Coordinate Stage 5 design development and construction integration between client teams, Design House, subcontractors, and suppliers. Review technical submissions including drawings, schematics, calculations, BIM models, and stress/thrust analysis reports. Manage and respond to RFIs, EWNs,...
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CV-Library Ruislip, London Contractor
CL
Jun 21, 2026  
Mechanical Project Engineer
Mechanical Project Engineer CONTRACT 6XMONTHS Rugby My client is a leading engineering and infrastructure contractor that has been awarded by Severn Trent to deliver critical infrastructure upgrades to the sewage treatments works known as AMP8. They require as Mechanical Project Engineer who excels at the implementation of design, procurement, and package management. You will lead the early-stage mechanical design integration with the supply chain and delivery team, translate those designs into procurement packages, and serve as the mechanical package Lead for subcontractors as the project moves from the design phase into manufacturing and site delivery, installation and commissioning. Any previous experience working on AMP 6 or AMP 7 projects would be of particular interest. Responsibilities Core Responsibilities 1. Early-Stage Design & Integration • Internal & External Coordination: Lead the integration of internal mechanical design with specialist third-party...
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CV-Library Rugby CV23, UK Contractor
CL
Jun 19, 2026  
Mechanical Process Project Engineer
Mechanical Process Project Engineer Pharmaceutical - Food and Beverage - Dairy & Nutrition Long Term Contract - Cork NIRAS are a specialist engineering consultancy; focussed on the design and delivery of advanced, process engineering driven projects, providing Project Management, Engineering Design, Project and Managed Service resources to the Brewing, Distilling, Food & Beverage and Pharmaceutical Manufacturing industries across Ireland and internationally. One of Europe's largest consulting firms NIRAS employs over 3000 permanent staff and over 25,000 experts across our network including its 4 offices in Ireland and 51 offices in 32 countries across the globe. Role Due to expansion and internal progression, NIRAS requires an experienced Mechanical Process Project Engineer to support one of our clients, a major food products producer in the delivery of process optimization, continuous improvement, and capital project initiatives on site at their state of the art...
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CV-Library Cork, County Cork Contractor
CL
Jun 13, 2026  
Senior Mechanical Design Engineer
Senior Consultant - Engineering Design Location: London - 5 days a week 40 hours per week (hybred 3 days in the office min) Contract: Freelance / Contract / 6 Months + £315 per day Limited company Engineer Innovation From Concept to Manufacture We are working with a leading product innovation consultancy seeking an experienced Senior Consultant for Mechanical Engineering Design, to deliver complex engineering projects from concept through to production in the Medical and consumer product world. This role suits a technically strong, commercially aware engineer with experience leading projects, solving complex design challenges, and managing client relationships. Key Responsibilities Lead client communication and project delivery Interpret briefs, define requirements, and manage plans, budgets, and timelines Develop innovative engineering concepts and assess feasibility Deliver robust designs using 3D CAD, FEA/CFD, mathematical modelling, and prototype testing Support...
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CV-Library London, UK Contractor
CL
May 01, 2026  
Mechanical Design Engineer - Building Services
The Company On-going success means my client requires a Mechanical Design Engineer (Building Services). Reporting directly to the senior Chartered Engineering manager, you will be joining a team of Building Services and CAD engineers. The Role: A Mechanical Design Engineer with demonstrable knowledge of reviewing drawings, surveying existing installations and designing HVAC systems. Most of the work is Mechanical design engineering to projects providing HVAC mechanical services solutions. You will see the project through from concept to hand-over, working closely with estimating and project management departments. Duties will include: * involvement in the design of HVAC systems to enable both new and existing systems * creating new ventilation ductwork systems, CHW & LTHW systems etc, Head Load, Cooling Load calculations, onsite visits, meetings and communicating with various clients, architects and sub-contractors etc * Coordination with electrical counterparts * take...
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CV-Library Birmingham, West Midlands (County) Contractor
CL
Feb 15, 2026  
Mechanical Design Engineer
We are currently looking for a experienced Mechanical Design Engineers to work for one of our clients in Burton on Trent. The client is a market-leading manufacturer of specialist equipment to a range of industry sectors including heavy engineering and aerospace. Due to the specialist nature of the products theis Mechanical Design Engineers role is both interesting and varied and will include working on the design and creation of large scale fabrications and structures together with associated pipework and equipment. Based in their offices in Burton on Trent, but with a requirement to travel to customers both in the UK and overseas as required, it will include the generation of engineering diagrams, for use on their equipment and will involve working on specific projects from conception to completion. The main duties will include: * 2D and 3D engineering design proposal drawings * General Arrangement drawings * Fabrication details drawings * Pipework layouts and...
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CV-Library DE14, Burton upon Trent, Staffordshire Contractor
CL
Feb 13, 2026  
Senior Integrity Engineer – Mechanical
Senior Integrity Engineer – Mechanical Our client, a leading independent Oil & Gas Operator, is looking for a Senior Integrity Engineer to join their dynamic team at Wytch Farm oilfield near Corfe Castle, Wareham, Dorset. This is an initial 12 month contract with the scope to become longer term for the right individual. Qualifications & Experience Required: * A Mechanical Engineering BEng/MEng degree is essential. * Chartered Engineer CEng or actively working towards professional membership – desirable * API / EEMUA certifications - desirable * Ideally a minimum of 8 years evidenced senior mechanical engineering experience within the oil and gas industry. Also open to candidates with a minimum of 5 years relevant engineering experience within a related industry. * A working knowledge of UK onshore safety legislative environment and applicable codes and standards for pressure equipment and pipelines. * Rigorous attention to detail in a high-hazard...
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CV-Library Wareham, Dorset Contractor
CL
Jun 20, 2026  
Engineer-Mechanical biased
Engineer-Mechanical biased Location: Surrey RGsetsquare recruitment is working with FM and Construction Companies who are responsible for managing a mixture of reactive and planned maintenance contracts across UK. Salary- £24/hr CIS Duration- 3 months temp Role overview (summary): * Multi skilled maintenance role covering mechanical disciplines. * Reactive and proactive maintenance. Requirements: Mechanical maintenance exp and qualification. Please feel free to apply directly via this advert. Your application will be sent to Rishabh Srivastava ((url removed)) directly who will be in touch shortly. Or, feel free to call Rishabh directly on (phone number removed) RGsetsquare is acting as an Employment Agency in relation to this vacancy Thanks RG Setsquare is acting as an Employment Business in relation to this vacancy
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CV-Library Farnham, Surrey Contractor
CL
Jun 19, 2026  
Mechanical Project Engineer
Mechanical Project Engineer AMP8 Framework Projects | Full-Time A leading contractor serving the UK water sector is looking to appoint a Mechanical Project Engineer to support the successful delivery of major AMP8 projects. This is an excellent opportunity for an experienced engineer who thrives at the intersection of design, procurement and project delivery. You will play a key role in taking mechanical designs from concept through procurement, manufacture, installation and commissioning, ensuring seamless integration between designers, suppliers and delivery teams. The Role As Mechanical Project Engineer, you will lead the coordination of mechanical design packages, manage specialist subcontractors and ensure that projects are delivered safely, efficiently and in line with programme requirements. Working closely with design, commercial and delivery teams, you will be responsible for ensuring technical compliance, managing procurement activities and driving successful...
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CV-Library West Midlands, UK Contractor
CL
Jun 19, 2026  
Mechanical Systems Installation Design Engineer - 3062
Electrical Design Engineer Filton (hybrid) £50 per hour  Initially until May 2027  1-stage interview – virtual or F2F Flexible working hours Certain Advantage is collaborating with a prominent aerospace company in search of an experienced Electrical Design Engineer. In this role, you will join the Test Centre and will contribute to the development of architectures and specifications for data acquisition and control systems for a new test facility and several new test benches focused on Hydrogen testing. What you will be doing: Develop Architecture and design solutions for data acquisition and control systems Develop Electrical Component and electrical schematics Specify Instrumentation for a range of different measurements (Pressure, Flow, Voltage, Current, etc.) Produce requirement and specification documentation for data acquisition and control systems  Your background: Electrical Design Tools (AutoCAD, AutoCAD Electrical, KiCad) Understanding of Electrical design...
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CV-Library Bristol, UK Contractor
CL
Jun 18, 2026  
Mechanical Shift Engineer
Mechanical Shift Engineer  - Healthcare Environment - Edmonton, London -  £28 Per Hour An exciting immediate opportunity to join an established building services company based in Edmonton, London. CBW Staffing Solutions are currently recruiting for an Mechanical Shift Engineer to be based covering a commercial site. He or she will be required to carry out planned and reactive building maintenance alongside the maintenance team. Hours of work 4 on 4 off days and nights 7am - 7pm / 7pm - 7am £28 per hour  Temp to permanent Key duties & Responsibilities Planned and reactive maintenance  HVAC Systems   Emergency lighting tests Control Panels Changing Ballast BMS System - Monitor (i.e. Hot & cold) Maintain and update Log books Plumbing - Unblocking toilets Pumps, motors Requirements Mechanically qualified City & Guilds - Level 2  Must be able to provide copies of your trade certificates A proven track record in commercial building maintenance Multi-skilled Good...
IR35 Status:
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CV-Library Edmonton, London, UK Contractor
CL
Jun 18, 2026  
Mechanical Project Engineer
MK Search have partnered with a leading M&E contractor with a strong presence delivering notable projects across sectors in partnership with leading main contractors who are looking for a mechanical project engineer to join their team on a notable commercial scheme they are delivering in Reading. Reporting to a mechanical lead, you will join the project with 6 months left to run to take ownership of the technical elements of the mechanical package across the scheme through to PC. They have another very sizeable project in the Berkshire region you will move onto a take control of from pre-construction phase once the intial scheme is complete. Duties * Managing mechanical packages from pre-con through to commissioning and handover. * Technical submittal reviews and managing RFI processes. * Overseeing sub-contractors and ensuring high standards of health, safety, and quality. * Procurement of plant and specialist mechanical equipment. * Working closely with the...
IR35 Status:
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CV-Library Reading, Berkshire Contractor
CL
Jun 17, 2026  
Senior Integration Engineer (Mechanical)
An opportunity has arisen for a Senior Engineer - Integration to join the Engineering department on a contract basis. About the role Lead the development of defined technical areas or subsystems within a programme, providing technical expertise and mentoring to junior engineers. What you will do Own delivery of significant work packages or subsystems within a project. Develop and validate engineering designs, ensuring compliance with standards. Mentor and support Engineers within the team. Lead problem-solving and root-cause investigations. Interface with other disciplines to ensure design integration and coherence. Provide input to project planning, scheduling, and risk management. Implement and evolve the Integration Plan; author/update ICDs and interface tests. Lead bring‑up sessions & design reviews. Support readiness reviews (PDR/CDR/PRR) with integration evidence. About you Degree-qualified (or equivalent) engineer with adequate experience. Proven...
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CV-Library Oxfordshire, UK Contractor
CL
Jun 17, 2026  
Quality Engineer - Mechanical Process Equipment & Piping
Are you a Quality Engineer with a strong background in mechanical process equipment and piping systems? Do you have proven experience ensuring compliance with UK regulations such as PSSR, PE(S)R and CDM? Are you confident reviewing inspection and test plans and validating quality documentation on-site? The Opportunity An exciting contract opportunity has arisen for a Quality Engineer to support a major engineering project, working on-site to ensure compliance and quality assurance across mechanical and piping installations. We would also welcome applications from these industries Oil & gas, petrochemical, pharmaceutical manufacturing, power generation, and heavy industrial construction. This role would suit candidates working in these roles Quality Engineer, QA/QC Engineer, Mechanical Quality Engineer, Welding Inspector, Piping Quality Engineer, Inspection Engineer, Construction Quality Engineer, Site Quality Engineer, Compliance Engineer, Project Quality...
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CV-Library East Ayrshire Council, UK Contractor
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