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Contractor 138
senior mechanical design engineer

138 senior mechanical design engineer jobs found

CL
Sep 05, 2026  
Senior Mechanical Design Engineer
Senior Mechanical Design Engineer Duration: 6 months Rate: £70 per hour inside IR35 via Umbrella Location: Amesbury Hybrid (travel to Farnborough/ Malvern required ad hoc) SC Clearance/ eligibility required Role Purpose Being a go-to individual within the Allocated Design Team & surrounding SME's, the Senior Engineer - Mechanical Designer's Main role will be leading the delivery of Mechanical Design solutions and taking ownership of delivery on complex tasks, requiring high integrity engineering and managing complex, unusual tasks involving significant challenges. They will explore and test the problem space thoroughly, guiding others in generating their own hardware solutions and be prepared to lead and co-ordinate the reviews and testing of these ideas at design reviews and group critiques to delight customers. The company support numerous Domains, such as Aircraft Modification, Land Platforms Development & Autonomy and Ship design. Each Team will have unique...
IR35 Status:
Inside IR35

CV-Library Amesbury, Wiltshire Contractor
CL
Sep 02, 2026  
Senior Mechanical Design Engineer
Senior Mechanical Design Engineer Duration: 6 months Rate: up to £70/hr - umbrella Location: Farnborugh - onsite 3 days per-week Role Purpose Lead the delivery of mechanical design solutions for complex engineering projects, providing technical leadership, mentoring engineers, and ensuring high-quality, compliant, and customer-focused outcomes across aerospace, land, maritime, and autonomous systems programmes. Key Responsibilities Lead mechanical design activities from concept through to delivery. Take ownership of complex technical challenges and provide expert guidance. Chair and contribute to design reviews and technical governance activities. Produce and review CAD models, engineering drawings, reports, and technical documentation. Support requirements capture, verification, validation, safety, and compliance activities. Manage technical risks, budgets, schedules, and stakeholder expectations. Drive continuous improvement and support the development of junior...
IR35 Status:
Unknown Status

CV-Library Farnborough, Hampshire 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
Sep 06, 2026  
Compliance Engineer (Contract)
Compliance Engineer - Heavy Industry & Minerals UK Multi-Site | Contract / Permanent Opportunity | Engineering Compliance & Asset Management KPI Recruiting are supporting a major UK industrial business with the appointment of an experienced Compliance Engineer / Engineering Assurance professional to support a significant engineering improvement programme across multiple operational sites. This is an opportunity for an engineer who understands heavy industry, minerals, process operations or other highly regulated industrial environments and can take established engineering standards and compliance principles and turn them into practical systems that work across operational sites. The role is not an audit-only position. You will be expected to identify gaps, establish priorities and then work with engineering teams to implement consistent standards, compliance processes, asset-management systems and lifecycle strategies. The Environment We are particularly interested in...
IR35 Status:
Unknown Status

CV-Library Birmingham, UK Contractor
CL
Sep 06, 2026  
Mechanical Systems Engineer / Architect
World Class Defence Organisation is currently looking to recruit a number of Mechanical Systems Engineer / Architects on an initial 6 month contract.  The department can have the role based from either the Stevenage, Bristol or Bolton sites.   This role would suit a candidate who comes from a strong background of working as a Mechanical Design Engineer, Mechanical Systems Engineer, Mechanical Architect or has experience of Mechanical Systems Architecture.  A defence / aerospace background is ideal but not essential. DOORS experience would be great.    Rate: £60.00 per hour Overtime Rate: Hours worked over the standard 37 hours per week, will be paid at ‘time and a quarter’ Location: Stevenage, Bolton or Bristol depending on your preference Hybrid / Remote working: 3-4 days onsite needed. Will be 5 days onsite to begin with due to training needs Duration: 6 Months with very likely extension. Contracts are often ongoing and long-term thereafter.  IR35 status: Inside IR35 (Umbrella)...
IR35 Status:
Inside IR35

CV-Library Stevenage, UK Contractor
CL
Sep 06, 2026  
Senior R&D Engineer
A global medical device company are looking for a Senior R&D Engineer to join their research & development team on a contract basis. The purpose of the role is to help with their product testing, design of experiments and TMV, test protocols, for a selection of products. For this role you will need experience having worked with syringe / pre-filled syringes / PFS type products. Responsibilities Test Method Validations TMV Design, prototyping, test design, reviews, evaluations, V&V and protocols Design of experiments DOE Risk analysis & management Process developmentRequirements Mechanical engineering, Material Science, Biomedical Engineering or equivalent degree Experience working as a R&D Engineer on medical device products Minimum 5 years experience Experience working with syringe products / PFS / Pre filled syringes, ISO 80369 / 11040 Understanding regulatory requirements Must be able to work in a fast paced environment The start date is for...
IR35 Status:
Unknown Status

CV-Library United Kingdom Contractor
CL
Sep 06, 2026  
Senior FEA Engineer
Our client, a leading organisation in the automotive sector, is currently seeking a Senior FEA Engineer to join their dynamic team on a contract basis. This role is hybrid, based in Leamington Spa, Warwickshire, and offers the opportunity to work on diverse and challenging projects. Key Responsibilities: Conducting feasibility analysis and supporting the design process, including gear layout concepting, gear durability, bearing specification, and shaft durability. Collaborating closely with design and development teams to assess the functionality and performance of developed systems, discussing and agreeing on requirements and targets. Interpreting analysis results and suggesting improvements. Preparing gear drawing details, including the specification of gear micro geometry. Performing non-standard analysis tasks to guide design recommendations or problem resolutions. Developing analysis methodologies in the aforementioned areas. Preparing detailed technical presentations for...
IR35 Status:
Unknown Status

CV-Library Leamington Spa, Warwickshire Contractor
CL
Sep 05, 2026  
Mechanical Handling Engineer
Senior Mechanical Handling Engineer Duration: 12 Months Location: Devenport Dockyard, Plymouth (remote/hybrid) Pay Rate: £63-£70 per hour inside IR35 via Umbrella (35 hours per week) Clearance required: SC Clearance/ eligibility required Summary: To deliver the MoD's submarine and warship programmes, a significant programme of infrastructure investment is required on the Devonport site. The 'Major Infrastructure Projects' (MIP) Business Unit has been established to support this. One of the key scope elements within MIP is establishing a defuel capability for out of service submarines, which is delivered under the programme banner of 14 Dock Readiness. This work comprises of several interrelated projects to develop various multi-disciplinary infrastructure systems, with an overall value more than £100m. The Submarine Defuel Delivery Project (SDDP) sits within the Dock Readiness programme. SDDP provides the Reactor Access House (RAH) which supplies the necessary tools and...
IR35 Status:
Inside IR35

CV-Library Plymouth, Devon Contractor
CL
Sep 04, 2026  
Senior Design Engineer
Senior Design Engineer Location: Portsmouth Contract: Long‑term contract, 12 months. Industry: Defence / Maritime Engineering We're looking for an experienced Mechanical/Piping Design Engineer to support major upgrade and installation projects on legacy Royal Navy warships. This is a fantastic opportunity for someone who enjoys hands‑on engineering, detailed design work, and contributing to high‑impact defence programmes. If you have strong mechanical/piping design experience and enjoy solving complex engineering challenges, this contract role will give you the chance to make a real contribution to critical maritime capability. What you'll be doing Producing detailed mechanical and piping designs for ship systems, ensuring accuracy, compliance, and manufacturability. Supporting and leading ship surveys, trials, and onboard engineering activities. Reviewing and checking design outputs produced by other engineers. Investigating technical issues and developing practical...
IR35 Status:
Unknown Status

CV-Library Portsmouth, Hampshire Contractor
CL
Sep 03, 2026  
Senior CMM Manufacturing Engineer
Safran Landing Systems are looking to appoint a Senior CMM Manufacturing Engineer to support the development, validation and continuous improvement of CMM inspection programmes across the business. The successful candidate will be responsible for ensuring robust measurement processes are in place, supporting inspection strategy, programme validation and metrology best practice across manufacturing operations. This is a highly technical role that will work closely with Manufacturing Engineering, Operations and Quality teams to improve inspection capability, measurement consistency and overall product quality. Key Responsibilities Create and develop CMM inspection programmes in line with company procedures. Review, validate and approve new and existing CMM programmes. Design and implement fixture solutions to support repeatable inspection processes. Manage programme validation activities across multiple components. Conduct Gauge R&R and MSA studies and analyse results. Support...
IR35 Status:
Unknown Status

CV-Library Gloucester, UK Contractor
CL
Sep 03, 2026  
Electrical Engineer Building Services Senior
Are You Ready to oversee exceptional Building Services Projects? Could your next move in mechanical engineering before an ambitious and growing practice of building services consultants based in Oxford. With a focus is on providing sustainable mechanical and electrical engineering solutions, specialising in lighting design, sustainability, building physics, and Passivhaus. You could work across multiple sectors including Heritage and Conservation, Rail, Transport Infrastructure, Education, Healthcare, Commercial, and more. The Opportunity: The perfect position for a contract Senior Electrical Engineer to join our Oxford team. As part of our collaborative and dynamic group, you will work closely with colleagues across multiple offices and under the guidance of senior leadership. This is an exciting opportunity for someone with expertise in electrical design and a passion for creating energy-efficient and sustainable solutions. What Will You Do? You will oversee projects from...
IR35 Status:
Unknown Status

CV-Library Oxford, UK Contractor
CL
Sep 03, 2026  
Mechanical Engineer Building Services Senior
Are You Ready to oversee exceptional Building Services Projects? Could your next move in mechanical engineering before an ambitious and growing practice of building services consultants based in Oxford. With a focus is on providing sustainable mechanical and electrical engineering solutions, specialising in lighting design, sustainability, building physics, and Passivhaus. You could work across multiple sectors including Heritage and Conservation, Rail, Transport Infrastructure, Education, Healthcare, Commercial, and more. The Opportunity: As part of a collaborative and dynamic group, you will work closely with colleagues across multiple offices and under the guidance of senior leadership. This is an exciting opportunity for someone with expertise in mechanical design and a passion for creating energy-efficient and sustainable solutions. What will you do? You will oversee projects from inception to completion, ensuring that each project meets the highest standards. Your key...
IR35 Status:
Unknown Status

CV-Library Oxford, UK Contractor
CL
Sep 03, 2026  
Project Design Lead
Project Design Lead - Water £60-£70 per hour Inside IR35 Water & Wastewater Advance TRS are looking for an experienced Project Design Lead to provide engineering leadership and design support across major water and wastewater infrastructure projects. The Role Lead design development for membrane process water treatment works, pumping stations, pipelines, shafts, deep pressure tanks and associated infrastructure. Coordinate with Senior Project Design Leads to monitor progress, risks, resources, budgets and programme. Support technical teams to resolve design and delivery issues. Review and develop design and contract specifications for major water and wastewater projects. Identify risks and potential programme delays, escalating where required. Support the team through DCO pre-examination and examination periods. About You Degree-qualified in Civil or Mechanical Engineering. 10+ years' experience in the water/wastewater sector. APM/Project Management qualification...
IR35 Status:
Inside IR35

CV-Library Redhill, Surrey Contractor
CL
Sep 03, 2026  
Senior Authorised Person (Electrical)
Senior Authorised Person (Electrical) Location: Remote, with regular travel to client sites across the UK and Ireland Hours: 37.5 hours per week, Monday to Friday The Role ETA Projects Ltd, part of the BRUSH Group, is looking for an experienced Senior Authorised Person to support healthcare and critical infrastructure clients across the UK and Ireland. Working within our Training & Authorising Engineering Services team, you'll play a key role in ensuring compliance with electrical Safe Systems of Work (SSoW), carrying out technical compliance audits, assessing the competence of Authorised Persons, and providing expert guidance on electrical safety and operational risk management. This is a predominantly remote role, combining home-based working with regular visits to client sites. Occasional travel to our London office may also be required. Key Responsibilities * Conduct technical compliance audits and report on areas of non-compliance. * Assess, recommend and...
IR35 Status:
Unknown Status

CV-Library Hook, Hampshire Contractor
CL
Sep 03, 2026  
Senior Aerodynamicist Engineer
Our client, a leading entity in the automotive performance sector, is currently seeking a Senior Aerodynamicist Engineer. This contract position involves designing, testing, and optimising aerodynamic surfaces for high-performance Formula 1 cars and road supercars. Key Responsibilities: CFD and Testing: Analyse computational fluid dynamics (CFD) simulations and run physical tests using 60% scale models in the wind tunnel. Concept Generation: Create and iterate new aerodynamic geometry and surface concepts using CAD tools. Cross-Functional Work: Collaborate closely with design engineers, model makers, and trackside teams to translate concepts into physical parts. Data Correlation: Compare simulated data against real-world track or wind tunnel data to fine-tune vehicle performance. Job Requirements: Education: A degree in aerospace engineering, mechanical engineering, aerodynamics, or a closely related field. Technical Mastery: Strong grasp of fluid mechanics, CAD software, and...
IR35 Status:
Unknown Status

CV-Library Buckinghamshire, 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 02, 2026  
Senior Mechanical Handling Engineer
12 Month Contract Up to £76 per hour umbrella (Inside IR35) Hybrid working – circa once a month onsite Overview of Department: To deliver the MoD’s submarine and warship programmes, a significant programme of infrastructure investment is required on the Devonport site. The ‘Major Infrastructure Projects’ (MIP) Business Unit has been established to support this. One of the key scope elements within MIP is establishing a defuel capability for out of service submarines, which is delivered under the programme banner of 14 Dock Readiness. This work comprises of several interrelated projects to develop various multi-disciplinary infrastructure systems, with an overall value more than £100m. The Submarine Defuel Delivery Project (SDDP) sits within the Dock Readiness programme. SDDP provides the Reactor Access House (RAH) which supplies the necessary tools and systems to defuel submarine.  This role is part of that Engineering Team that is delivering the design and implementation of...
IR35 Status:
Inside IR35

CV-Library Plymouth, UK Contractor
CL
Sep 02, 2026  
Senior R&D Engineer
A global medical device company are looking for a Senior R&D Engineer to join their research & development team on a contract basis. The purpose of the role is to help with their product testing, design of experiments and TMV, test protocols, for a selection of products. For this role you will need experience having worked with syringe / pre-filled syringes / PFS type products. Responsibilities Test Method Validations TMV Design, prototyping, test design, reviews, evaluations, V&V and protocols Design of experiments DOE Risk analysis & management Process developmentRequirements Mechanical engineering, Material Science, Biomedical Engineering or equivalent degree Experience working as a R&D Engineer on medical device products Minimum 5 years experience Experience working with syringe products / PFS / Pre filled syringes, ISO 80369 / 11040 Understanding regulatory requirements Must be able to work in a fast paced environment The start date is for...
IR35 Status:
Unknown Status

CV-Library United Kingdom Contractor
CL
Aug 30, 2026  
Test Vehicle Fault Trace/Uptime Engineer
Position:  Test Vehicle Fault Trace/Uptime Engineer       Sector: Automotive Location: Gothenburg, Sweden Position Type: Contract or Permanent *Applicants MUST have proof of immediate, on-going and valid eligibility to work full time in Sweden. Must have a Swedish B Drivers Licence and be able to travel Europe, China and the US. Domestic and international travel is required for this role to support expeditions of site, can be notified in short notice.*                                                                                                                                                             About the company Contechs are recruiting on behalf of their client who builds on a strong legacy of automotive innovation, combining expertise in vehicle engineering, advanced technologies, and product development. With a focus on future mobility, the organization develops next-generation vehicle architectures, intelligent systems, digital technologies, and advanced...
IR35 Status:
Unknown Status

CV-Library United Kingdom Contractor
CL
Aug 26, 2026  
Senior Systems Engineer
Contract Type: 12-Month Fixed Term Contract (FTC) Industry: Healthcare Technology / Medical Devices About the Role Join an innovative healthcare technology and diagnostics company dedicated to expanding access to care through rapid, accurate point-of-care testing platforms. We are seeking a Senior Systems Engineer (Instrumentation) for a 12-Month Fixed Term Contract (FTC). In this role, you will join our Systems Engineering team to drive projects focused on improving the reliability and robustness of our medical device instrumentation, as well as managing the transfer of technology into production. Key Responsibilities * Electromechanical Design & Testing: Design and test components such as sensors, actuators, and other electromechanical systems. * Project Ownership: Own and independently manage technical projects, covering system design, reviews, and subsystem/system-level verification. * Performance Optimization: Lead practical investigations,...
IR35 Status:
Unknown Status

CV-Library Trowbridge, Wiltshire Contractor
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