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senior mechanical engineer

200 senior mechanical engineer jobs found

CL
Jul 17, 2026  
Senior Mechanical Engineer
Senior Mechanical Engineer - Building Services Location: Liverpool Rate: £50 per hour Hours: 40 hours per week Are you a seasoned Mechanical Building Services Engineer ready to lead on major, high-value construction projects? This is your opportunity to take full ownership of mechanical design delivery, influence innovative solutions, and play a key role in shaping complex projects from concept to completion. If you enjoy combining technical excellence with leadership and collaboration, this role offers the chance to make a genuine impact while working within a supportive and forward-thinking environment. Why this role stands out This is more than a design role , it's a route to leadership position where your expertise drives project success. You will be trusted to lead mechanical design delivery on large-scale projects, working closely with multidisciplinary teams and stakeholders to deliver high-quality, sustainable, and compliant solutions. You will have the opportunity...
IR35 Status:
Unknown Status

CV-Library Liverpool, UK Contractor
CL
Jul 15, 2026  
Senior Mechanical Engineer
Senior Mechanical Engineer x3 Location: Warrington or Cumbria (Hybrid Working) Rate: £60.00 per hour (Umbrella PAYE) Duration: 12-month contract (likely extension) Start Date: ASAP (subject to security clearance) We are recruiting for 3 Senior Mechanical Engineers to join a major programme with a leading Tier 1 contractor supporting one of the UK's most complex nuclear sites. The role will involve providing plant-facing engineering and design support across operational and decommissioning facilities, delivering modifications, maintenance-driven design changes, asset care improvements, and solutions to emergent plant issues. Working within an integrated, multi-disciplinary engineering team, you will be responsible for producing and reviewing high-quality engineering deliverables while supporting the safe and efficient operation of nuclear facilities. Key Responsibilities Lead and deliver mechanical design and engineering packages. Produce and review calculations,...
IR35 Status:
Unknown Status

CV-Library Warrington, Cheshire Contractor
CL
Jul 19, 2026  
Senior Mechanical Design Engineer
Senior Mechanical Design Engineer East Midlands - commutable from Derby, Leicester and Nottingham to c£47k neg dep exp + benefits Our client can demonstrate almost half a century's expertise in the design, development and manufacture of bespoke automation and robotic systems for a diverse range of industry sectors and are regarded by many in the industry as one of the leading automation system solution providers in the whole of the UK. As a result of continued success and a planned programme of strategic growth, they are now seeking to recruit an experienced Lead / Senior Mechanical Design Engineer to complement their established and successful team and deliver innovative special purpose automation machinery projects. Based near Leicester and tasked with both designing and overseeing an array of special purpose machine projects from order acceptance to customer hand over, the successful Senior Mechanical Design Engineer candidate will be responsible for the design, detailing...
IR35 Status:
Unknown Status

CV-Library Leicester, Leicestershire Contractor
CL
Jul 16, 2026  
Senior Mechanical Design Engineer
Senior Mechanical Design Engineer - Building Services / MEP Location – South Bucks – Hybrid Working – Duration 3 months + Rate £40 - £45 per hour, Outside IR35 Mechanical Design Engineer / Senior Mechanical Design Engineer / MEP This role is to join an established firm of Building Services Consulting Engineers covering a varied range of projects including high end commercial, sport and leisure, education, healthcare and science, and high rise residential. Key Responsibilities: * Undertake design calculations * Delivering detailed mechanical designs on a wide variety of projects * Specifying maintenance and operating procedures * Using Revit and amending 3D models * Attending meetings as required Experience & Skills Required * You will be a mechanical design engineer with at least 4 to 5 years’ experience in building services. * Ideally you will have a degree in a relevant subject or accredited building services degree. * Experience of Revit and the ability to...
IR35 Status:
Outside IR35

CV-Library HP22, Wendover, Buckinghamshire Contractor
CL
Jul 16, 2026  
Senior Mechanical Design Engineer
Mechanical Design Engineer Position: Mechanical Design Engineer Location: Castle Donington - Hybrid/Flexible Contract: 6 Months, Outside IR35 Type: Full-Time The Role This is a contract outside IR35 role working on a project involving designing a range of turbomachinery and gas turbine related components. Key Responsibilities: Create detailed 3D models and assemblies using Siemens NX. Generate engineering drawings. Perform engineering design calculations eg Perform tolerance stack-up analysis. Preparation of engineering design reports. Engage with suppliers and lead design for manufacturing activities. Ensure designs meet industry standards, customer specifications, and regulatory requirements. Required qualifications and experience: Bachelor's degree in Engineering. Experience designing turbo-machinery or gas turbines. Experience using BS8888 and/or ASME Y14.5 Proficiency in NX software is essential. Strong skills in mechanical calculations and GD&T are essential....
IR35 Status:
Outside IR35

CV-Library Castle Donington, Leicestershire Contractor
CL
Jul 16, 2026  
Senior Mechanical Design Engineer
Senior Mechanical Design Engineer Birmingham I am seeking a Senior Mechanical Design Engineer for an established automotive engineering company. This is a contract role outside ir35. They are part of a growing successful business operating in the supply of proprietary systems and components to the world's construction equipment, truck, agricultural machinery and industrial applications end-markets. The company has a global manufacturing presence including in the USA, Germany, UK, Sweden, India and China. What You Will Do: As Senior Mechanical Design Engineer; To assist in the design of a range of engine ancillaries including oil, water & fuel pumps Concept and detailed design of e-Pumps for Data centre applications. Ability to work from 1 st principals in concept design work utilising problem solving skills Work alongside engineering team to ensure design is optimised for manufacture To liaise with design team & Chief Engineer to resolve design issues. Create CAD...
IR35 Status:
Outside IR35

CV-Library Birmingham, UK Contractor
CL
Jul 11, 2026  
Senior Mechanical Project Engineer
Sayjo Recruitment are recruiting for a Senior Mechanical Project Manager Our client provides an extensive range of engineering products and services. A full turnkey package from idea to design, manufacture, installation and service. PURPOSE Reporting to the Senior Projects Director you will work within the projects team, managing projects from start to finish, ensuring the project is delivered safely, in compliance with the specified standards, on time and within budget. CORE RESPONSIBILITIES, SKILLS & DUTIES: Willingness to support Sales team with client visits to assist quoting new projects Ensure projects meet customer specifications Define project scope of works Interpreting client requirements Conduct site surveys when required Develop project plan, timescales and associated project documentation Good organisational skills, attention to detail and communication skills are essential Conduct all duties efficiently Undertake any other tasks as could reasonably be always...
IR35 Status:
Unknown Status

CV-Library WF12, Dewsbury, Kirklees 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
Jul 18, 2026  
Maintenance Associate
Job Role: Maintenance Associate Job Type: Contract, Onsite Duration: 6 Months Hours: 37.5hrs/wk Industry: Oil & Gas Location: Aberdeen Rate Expectations: £14.00 – 17.00/hr + Overtime (PAYE or PAYE Umbrella) Profile – Maintenance Associate My client is a world leader in the provision of highly advanced technical solutions to Energy sectors. They are currently looking for a Maintenance Associate to join their busy team. Candidates will have the opportunity to work in an environment where investment is continuous and substantial, technology is leading edge. Job Role – Maintenance Associate Reporting to the Maintenance Supervisor the Maintenance Associate shall perform maintenance activities [er the Maintenance Program and ensure on time delivery of equipment in accordance with operational demand. The Maintenance associate supports initiatives to improve the maintenance-related Cost of Service Delivery (CoSD), Maintenance Efficiency, people Productivity and Asse Availability...
IR35 Status:
Unknown Status

CV-Library Aberdeen, UK Contractor
CL
Jul 18, 2026  
Senior Design Engineer
BAE Systems ref: V05895 Title: Senior Design Engineer - Mechanical/Piping 12 month contract  £42.08 per hour Umbrella - Inside IR35  2-3 days per week onsite - BAE Systems Portsmouth  Ideally candidates must hold an existing UK security clearance or be eligible to obtain.  Role Description  To undertake a defined range of detail design activities in line with all relevant processes and quality requirements of Mechanical/Piping design package and reports for Installation solutions on Legacy Warships, supplying advice and support to operations and other functions and/or to organise and co-ordinate aspects of detail design activity ensuring defined objectives are achieved whilst continually maintaining quality and service requirements. Core Duties (GTI Description) Typical duties include (but are not limited to): (suggested 5-10 bullets/statements, indicative of the role at this level) · Support the development of best practice to increase the capability,...
IR35 Status:
Inside IR35

CV-Library Portsmouth, UK Contractor
CL
Jul 18, 2026  
M&E Manager
M&E Site Manager Bournemouth £350 - £400 per day 6 month duration - 10 hour working days Free parking An M&E Construction Manager is required at a high profile, high value hospital site in Bournemouth. RG Setsquare Recruitment are proud to be recruiting on behalf of this Tier 1 Main Contractor. You will be bolstering the existing site management team, and will be joining this site in July. Key responsibilities include: Managing Mechanical & Electrical packages through all phases of project delivery Supporting package activities from design coordination through installation, commissioning and handover Managing M&E subcontractors and specialist supply chain partners Driving programme milestones and ensuring package delivery targets are achieved Monitoring quality, safety and compliance across package works Coordinating technical information, design reviews and procurement activities Managing interfaces between M&E works and wider construction activities...
IR35 Status:
Unknown Status

CV-Library Bournemouth, Dorset Contractor
CL
Jul 17, 2026  
Maintenance Manager
Maintenance Manager Competitive Salary 12 month fixed term contract Wrexham Days Only (Mon-Fri) gap technical are proud to be representing this global manufacturing business in their search for a Maintenance Engineering Manager to work at their facility based near Wrexham Performance Objectives Maintenance Leadership & Strategy Lead the site maintenance function, providing hands-on and strategic leadership to maintenance engineers and technicians. Develop and implement a planned preventative maintenance (PPM) and predictive maintenance strategy across all process areas. Own and manage maintenance KPIs (uptime, downtime, MTBF, MTTR, OEE support). Drive a proactive maintenance culture, reducing reactive breakdowns and unplanned stoppages.Plant & Equipment Coverage Maintain and support equipment across the full manufacturing lifecycle, including but not limited to: Wax Assembly & Injection Equipment Shell/Coating Lines and Drying Systems Shot blast, grinding, and...
IR35 Status:
Unknown Status

CV-Library Wrexham, UK Contractor
CL
Jul 16, 2026  
Senior Manufacturing Engineer
Senior Manufacturing Engineer 6 month contract Based in Ampthill Offering £50ph Inside IR35 Do you have experience with MRP systems? Do you have experience with SAP or similar ERP systems? Do you want to work with an industry-leading company? If your answer to these is yes, then this could be the role for you! As the Senior Manufacturing Engineer, you will be working alongside a market-leading Defence and Aerospace company who are constantly growing and developing. They are always looking to bring on new talents such as yourself and further develop your skills to enable you to grow within the company and industry. You will be involved in: Develop manufacturing processes Defining sequence of operations, procedures, and production layouts for assemblies, equipment installation, processing, and material handling taking into account flow and lean philosophies Providing Basis of Estimates for engineering activities and shop floor operations across a range of technologies and...
IR35 Status:
Inside IR35

CV-Library Ampthill, Bedfordshire Contractor
CL
Jul 16, 2026  
Senior Data Engineer
Senior Data Engineer | Hybrid | Outside IR35 | £450 - £500 | Blackburn We are currently supporting a leading mechanical engineering company who are looking for a senior data engineer on an initial 3-month contract to support with their current projects they are falling behind on. This is a hybrid role working 2/3 days on site per week in Blackburn. Key requirements Extensive experience as a Senior Data Engineer Confident with the whole Azure tech stack Microsoft Fabric experience Strong data governance and data warehousing Exposure to Ai is a added benefit but not crucial If this is a role that suits your skill set and can work 2/3 days on site then please apply directly with your most up to date CV or email me at (url removed)
IR35 Status:
Outside IR35

CV-Library Blackburn, UK Contractor
CL
Jul 16, 2026  
Principal Mechanical Engineer
Job Role: Senior Revit Technician Rate: £40-45p/h inside IR35 Location: Remote working Duration: 12-month contract Our client is looking for a talented and motivated Revit Technician to join their multi-disciplinary design team, as part of a growing and dynamic department providing detailed designs for water related projects in the UK. About the role: By working on landmark projects and schemes of all shapes and sizes to help their clients tackle climate change and improve the UK's nature water resource, you will have the opportunity to develop your technical and professional expertise. You will learn from experienced industry professionals who share a passion for working together with their customers to deliver high quality projects. You will: Creating 3D models in Revit and as required AutoCAD, Civil 3D and Navisworks, including reviewing project set ups and management of models. Working in tandem with multi-disciplinary Engineers to provide solutions to our client's...
IR35 Status:
Inside IR35

CV-Library United Kingdom Contractor
CL
Jul 16, 2026  
Project Engineer
We are currently recruiting for a Junior Project Engineer to support a Northumberland based client. Scope of Work: * Project Engineer will support delivery of a pharmaceutical project involving design, construction and of a packaging hall and warehouse facility * Responsible for delivering defined engineering scopes across both equipment systems and facilities/utilities infrastructure with a focus on mechanical building services and live site tie-ins * Safe execution on a live GMP site * Maintaining compliance with GMP, EHS, regulatory requirements and supporting effective handover to operations Qualifications: * Engineers with projects experience who can own technical workstreams while collaborating with senior engineers and cross functional stakeholders * Degree in an engineering discipline ideally or equivalent experience supporting Capital projects * Proven experience supporting pharmaceutical projects in a GMP regulated environment * Experience with equipment...
IR35 Status:
Inside IR35

CV-Library Dinnington, Newcastle upon Tyne Contractor
CL
Jul 15, 2026  
Senior Electronics Engineer
The Senior Electronics Engineer will be expected to set the standards of good engineering practice and be seen as an expert in their given field. You will need to be able to obtain UK Security Clearance. ​Key Responsibilities: * Working in technology areas of EMC, Power Management, Servo Control, processor interfacing and communications * Lead the design and development of electronic circuits and multi-layer PCB layouts for new and existing products * Maintain and update existing PCB designs, ensuring performance, manufacturability, and compliance standards are met * Manage electronic component obsolescence, including: * Monitoring lifecycle status of components * Identifying and qualifying alternative components * Implementing redesigns where necessary * Liaise with suppliers and external partners on component selection and technical issues * Support production and manufacturing teams with technical queries, root cause analysis, and issue...
IR35 Status:
Unknown Status

CV-Library Crawley, West Sussex Contractor
CL
Jul 15, 2026  
R&D Electrical Engineer
A global medical device company working on a new product introduction is seeking Junior and Senior Electrical Engineers to support on a 12-month contract basis. You'll work with a multi-disciplinary engineering team to support the design and development of bespoke electro-mechanical equipment. The role will cover electrical design, schematics, wiring harnesses, cabinet design, component selection, testing, and technical documentation. Essential Skills Electrical design experience Product development / R&D mindset Electrical CAD experience Technical documentation Cross-functional engineering collaborationDesirable Skills Experience with automation, robotics, mechatronics, or machinery systems Knowledge of safety, EMC, or relevant electrical standards This is a strong fit for engineers who want to stay close to hands-on design, early-stage development, and practical equipment build/testing. Please click to find out more about our Key Information Documents. Please note that...
IR35 Status:
Unknown Status

CV-Library United Kingdom Contractor
CL
Jul 15, 2026  
R&D Controls Engineer
A global medical device company working on a new product introduction is seeking Junior and Senior Robotics Controls Engineers to support on a 12-month contract basis. You'll work with a multi-disciplinary engineering team to support the design, development, testing, and integration of bespoke robotic automation equipment. The role will cover PLC and machine control, motion control, robotic systems, control architecture, troubleshooting, verification testing, and technical documentation. Essential Skills Controls engineering experience PLC programming and machine control experience Robotics, automation, or electro-mechanical systems experience Motion control, servo systems, or DC motor control experience Troubleshooting, testing, and cross-functional engineering collaboration Desirable Skills Experience with CODESYS, Allen Bradley, Panasonic PLCs, HMIs, servo drives, or industrial networks Knowledge of vision systems, safety standards, medical device regulations, or...
IR35 Status:
Unknown Status

CV-Library United Kingdom Contractor
CL
Jul 13, 2026  
Senior Civil Design Engineer
Job Title: Civil Design Engineer (Infra / Non-Infra) Salary: Contract: up to £60 per hour (outside IR35) Permanent: £45,000 - £60,000 (dependent on experience) Location: Leeds Type: Contract or Permanent (hybrid working available) About the Role: Our client is seeking a Civil Design Engineer with experience across either infrastructure or non-infrastructure water projects to support delivery within the Yorkshire Water framework. This is a varied role covering both clean and wastewater projects, ranging from network and pipeline upgrades through to treatment works and facility-based civils. You will be involved across the full design lifecycle including feasibility, optioneering, detailed design, and construction support. About the Client: Our client is a well-established engineering consultancy operating within the UK water and infrastructure sector. They are delivering long-term secured work across key utility frameworks, with a strong pipeline of both network and...
IR35 Status:
Outside IR35

CV-Library Leeds, West Yorkshire Contractor
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