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
Search within
50 miles
10 miles 20 miles 50 miles 100 miles 200 miles
Refine by IR35 Status
Unknown Status 20 Inside IR35 16 Outside IR35 10
Refine by Categories
Construction 25 Information Technology 19 Other 5 Manufacturing 3 Management 2 Media-Journalism 2
Facilities 1 Marketing 1
More
Refine by Job Type
Contractor 46
Engineering Stevenage mechanical design engineer

46 mechanical design engineer jobs found in Stevenage

CL
Jun 25, 2026  
Principal Mechanical Design Engineer
An opportunity to become part of Europe’s No. 1 Missile Systems Designer, as a Mechanical Design Engineer. You will work closely with other functional teams, to develop products to meet our customer’s needs. Within this role you will have the opportunity to work as part of a multi-disciplinary team to perform a range of engineering activities including progressing developmental designs into production environments and working with suppliers on technical queries. Responsibilities: • Carry out Mechanical Design and proving activities as part of a wider team for prime and variant products, of both piece parts and assemblies. • Support/liaise with manufacturing, resolving manufacturing problems & defects. • Support to functional & environmental testing and trials. • Liaise with suppliers/purchasing to resolve any technical queries that may arise. • Planning and reporting on own day-to-day activities to meet project milestones. • Gain clarification of and help to...
IR35 Status:
Unknown Status

CV-Library Stevenage, UK Contractor
CL
Jun 20, 2026  
Mechanical Design Engineer
Mechanical Design Engineer 12 month contract Based in Stevenage Offering £50ph Inside IR35 Do you have experience using CREO? Do you have experience carrying out mechanical design and proving activities? 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 Mechanical Design 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: Carry out Mechanical Design and proving activities as part of a wider team for prime and variant products, of both piece parts and assemblies Support/liaise with manufacturing, resolving manufacturing problems & defects Support the functional & environmental testing and trials Liaise with suppliers/purchasing to...
IR35 Status:
Inside IR35

CV-Library Stevenage, Hertfordshire Contractor
CL
May 23, 2026  
Mechanical Design Engineer
World Class Defence Organisation is currently looking to recruit a Mechanical Design Engineer subcontractors on an initial 6 month contract. This role would suit a Mechanical Design Engineer who comes from a strong Defence or Aerospace background has strong Creo / PRO-E skills.         Job Title:  Mechanical Design Engineer Rate: £50.00 per hour Location: Stevenage or Bristol – depending on your preference Hybrid / Remote working: 4 days a week likely onsite (likely could be lower on a week by week basis; depending on work). 1 day remote. (flexible on start and finish time). A compressed 4 day week (Monday to Thursday) a possibility. Contract: 37 Hours per week Overtime: Hours worked over 37 hours per week will be calculated at ‘time and a quarter’ Duration: 6 Months (initially and then ongoing and long-term thereafter) IR35 status: Inside IR35 (Umbrella) Mechanical Design Engineer Job Description: An opportunity to become part of Europe’s No. 1 Missile Systems Designer, as a...
IR35 Status:
Inside IR35

CV-Library Stevenage, UK Contractor
CL
Apr 02, 2026  
Mechanical Design Engineer
World Class Defence Organisation is currently looking to recruit a Mechanical Design Engineer (Military Packaging Design) subcontractors on an initial 12 month contract. This role would suit a Mechanical Design Engineer who comes from a strong Defence or Aerospace background has strong Creo / PRO-E skills.  Other CAD Package skills are also fine.         Job Title:  Mechanical Design Engineer Rate: £50.00 per hour Location: Stevenage Hybrid / Remote working: Hybrid, 2-3 days min on site. Although this can change due to workload. Can be continually reviewed. Contract: 37 Hours per week Overtime: Hours worked over 37 hours per week will be calculated at ‘time and a quarter’ Duration: 12 Months (initially and then ongoing and long-term thereafter) IR35 status: Inside IR35 (Umbrella) Mechanical Design Engineer - Job Description: An opportunity to become part of Europe’s No. 1 Missile Systems Designer, as a Mechanical Design Engineer. You will work closely with other functional...
IR35 Status:
Inside IR35

CV-Library Stevenage, UK 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...
IR35 Status:
Unknown Status

CV-Library London, UK Contractor
CL
Jun 24, 2026  
Mechanical Design Engineer
About this Position: A Mechanical Design Engineer is required to join a collaborative engineering team on a 3 month contract. The role involves producing 3D CAD designs and detailed technical drawings for fabricated structures, assemblies, and vehicle system integrations. You will support projects from concept through to manufacture, with opportunities to contribute to challenging engineering solutions in the military and heavy equipment sectors. Job Responsibilities: * Produce 3D CAD models and detailed engineering drawings to BS8888 standards using Autodesk Inventor. * Design structural and fabricated components with consideration for Design for Manufacture. * Prepare engineering calculations and support analysis activities. * Manage project workloads and deliver work to agreed deadlines. * Present design solutions and participate in design reviews with stakeholders. * Support manufacturing, assembly and testing activities. * Maintain CAD data, drawings and bills of...
IR35 Status:
Unknown Status

CV-Library Northampton, West Northamptonshire Contractor
CL
Jun 25, 2026  
Mechanical Engineer - Certification & Validation
An opportunity to become part of Europe’s No. 1 Missile Systems Designer, as a Mechanical Design Engineer. You will work closely with other functional teams, to develop products to meet our customer’s needs. Within this role you will have the opportunity to work as part of a multi-disciplinary team to work on the certification and validation activities to allow a new product to be delivered into service with international customers. Responsibilities: • Support the Mechanical Certification Lead Engineer on generating evidence statements against Mechanical Requirements. • Interpreting Test reports from subsystem, inert and live munition testing • Interfacing with the Systems team, Architecture team, test team and others to gather the evidence required. • Planning and reporting on own day-to-day activities to meet project milestones. Skillset/experience required: • Required: o Experience writing concise evidence statements against technical requirements o...
IR35 Status:
Unknown Status

CV-Library Stevenage, UK Contractor
CL
Jun 21, 2026  
Mechanical Engineer - Certification & Validation
Mechanical Engineer - Certification & Validation Location: Stevenage (Hertfordshire) Duration: 6 months (extension possible) Rate: £50 p/h Umbrella IR35: Inside Clearance: SC (BPSS to start possible) / UK Eyes Only (UKEO) Working pattern: 2 days minimum onsite, remainder remote Overview An opportunity to become part of Europe's No. 1 Missile Systems Designer, as a Mechanical Design Engineer. You will work closely with other functional teams, to develop products to meet our customer's needs. Within this role you will have the opportunity to work as part of a multi-disciplinary team to work on the certification and validation activities to allow a new product to be delivered into service with international customers. Responsibilities: Support the Mechanical Certification Lead Engineer on generating evidence statements against Mechanical Requirements. * Interpreting Test reports from subsystem, inert and live munition testing * Interfacing with the Systems team,...
IR35 Status:
Inside IR35

CV-Library Stevenage, Hertfordshire Contractor
CL
Jun 20, 2026  
Mechanical Engineer – Certification & Validation
World Class Defence Organisation is currently looking to recruit a Mechanical Engineer – Certification & Validation subcontractor on an initial 6 month contract. Rate: £50.00 per hour Location: Stevenage Hybrid / Remote working: 2 days a week onsite, the rest working remotely from home. Contract: 37 Hours per week Overtime: Hours worked over 37 hours per week will be calculated at ‘time and a quarter’ Duration: 6 Months (initially and then ongoing and long-term thereafter) IR35 status: Inside IR35 (Umbrella) Mechanical Engineer – Certification & Validation Job Description: An opportunity to become part of Europe’s No. 1 Missile Systems Designer, as a Mechanical Design Engineer. You will work closely with other functional teams, to develop products to meet our customer’s needs. Within this role you will have the opportunity to work as part of a multi-disciplinary team to work on the certification and validation activities to allow a new product to be delivered into...
IR35 Status:
Inside IR35

CV-Library Stevenage, UK Contractor
CL
Jun 07, 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
Jun 12, 2026  
Mechanical Design Draughtsperson
World Class Defence Organisation is currently looking to recruit a Mechanical Design Draughtsperson subcontractor on an initial 6 month contract. Rate: £45.00 per hour Location: Stevenage Hybrid / Remote working: 2 days a week likely onsite.  The rest working from home Contract: 37 Hours per week Overtime: Hours worked over 37 hours per week will be calculated at ‘time and a quarter’ Duration: 6 Months (initially and then ongoing and long-term thereafter) IR35 status: Inside IR35 (Umbrella)  Mechanical Design Draughtsperson Job Description: An opportunity to become a member of Europe’s No. 1 Missile Systems company as a design draughtsperson in the mechanical engineering function, you will work closely with a wide range of project teams to develop definitions to meet our manufacturers and customer’s needs. Responsibilities: Must have a strong background in the ability to create 2D and 3D definitions. In this role, you will develop the 2D and 3D definitions working with the...
IR35 Status:
Inside IR35

CV-Library Stevenage, UK Contractor
CL
Jun 05, 2026  
Electronics Design Engineer
World Class Defence Organisation based in Stevenage (the role can be a split of working Onsite and Working From Home) is currently looking to recruit a number of Electronics Design Engineer subcontractors on an initial 12 month contract.    Electronic Design Engineers with excellent skills in Analogue Design or Digital Design or Power Design or FPGA are sought after.    Job Title: Electronics Design Engineer Rate: £58 per hour Overtime Rate: Hours worked over 37 hours per week will be calculated at ‘time and a quarter’ Location: Stevenage Hybrid / Remote working: This role will involve some remote working opportunities Contract: 37 Hours per week Duration: 12 Months (initially and then ongoing and long-term thereafter) IR35 status: Inside IR35 (Umbrella)   Electronics Design Engineer Job Description: The Electronic Engineering function is a friendly and supportive environment. Within the function, you will be working with other engineers who have a collective wealth of...
IR35 Status:
Inside IR35

CV-Library Stevenage, UK Contractor
CL
May 16, 2026  
Principal Thermal Engineer
World Class Defence Organisation based in Stevenage, Hertfordshire is currently looking to recruit a Principal Thermal Engineer Subcontractor on an initial 12 month contract.   Hourly Rate: £50.00  Overtime Rate: Hours worked over the standard 37 hours per week, will be paid at ‘time and a quarter’ Location: Stevenage Hybrid / Remote working: The role will likely be onsite 3 days per week. Duration: 12 Months with very likely extension. Contracts are often ongoing and long-term thereafter.  IR35 status: Inside IR35 (Umbrella) Interview process: One stage onsite interview   Principal Thermal Engineer Job Description: The Mechanical Analysis Group are looking for a Principal Thermal Engineer to join its team in Stevenage. The group consists of over 30 engineers working across a wide spectrum of cutting-edge military systems. Working for an internationally recognised company, you will play a critical role in ensuring that products deliver the necessary performance against key...
IR35 Status:
Inside IR35

CV-Library Stevenage, UK Contractor
CL
Jun 18, 2026  
Tooling Design Engineer
Tooling Design Engineer Ampthill, Bedfordshire Contract (6 months), inside IR35, 37.5h, 4 day working week Monday to Thursday About the Role The Operations Engineering team provides engineering resources to support Operational performance and major product development projects; from design through to engineering build and production support, to end of life of product. The team provides full product lifecycle support including prototype design & build, development and integration of the build documentation and supporting requirements of full production build. This role will be required to provide technical support to the team in the design, development and implementation of industrial tools, jigs, fixtures, prototype model production and machine attachments required for production or experimental use, considering such factors as accessibility, economy, mobility, performance requirements and ensure legislative compliance is adhered to. A thorough working knowledge of CAD...
IR35 Status:
Inside IR35

CV-Library Ampthill, Bedfordshire Contractor
CL
Jun 19, 2026  
High Level Technician (Rolling Stock)
Job Title: High Level Technician (Rolling Stock) Job Location: Southwest London Hourly Pay Rate: £31.48 PAYE / £ 41.11 Umbrella Shifts: Minimum of 50 hours a week Shift Pattern: Panama . Days and nights Duration: On-going contract Start Date: ASAP Industries considered: Rail, Rolling Stock, RAF, REME, Army, Navy, Marine, Avionics, Rolling Stock, Commercial/Industrial Electrics, Defence, Plant Engineering, SPM, HVAC, and Process Engineering Disciplines considered: Diesel Engine Fitter, Electrical Engineer / Mechanical Engineer, Mechanic, Avionic Technician, Aircraft Engineer, Marine Engineer, Maintenance Fitter, and Breakdown Engineer Client Summary: A world-renowned Rolling Stock vehicle manufacturing, service and maintenance company and is the number one provider of rail solutions in the world. This prestigious company is also the largest rolling stock manufacturer and provider in the UK and...
IR35 Status:
Unknown Status

CV-Library South West London, London Contractor
CL
Jun 19, 2026  
Manufacturing Engineer
We are supporting a leading engineering and manufacturing business that delivers specialist solutions across the aerospace, power generation, rail, and oil & gas sectors. Due to continued growth, they are looking for an experienced Manufacturing Engineer to join the team on an initial 8-month contract basis. This is an excellent opportunity to work within a highly technical electro-mechanical manufacturing environment, supporting both existing production and new product introduction activities while driving Lean and Continuous Improvement initiatives across the business. The Role Working closely with Operations, Supply Chain, and Design Engineering, you will provide hands-on manufacturing engineering support across production cells, helping improve process efficiency, reduce waste, and support the introduction of new products and manufacturing methods. Key Responsibilities Support production and manufacturing cells with day-to-day engineering activities Drive Lean...
IR35 Status:
Outside IR35

CV-Library Ashford, Surrey Contractor
CL
Jun 19, 2026  
Commissioning Engineer
Commissioning Engineer – Water & Wastewater Location: Southern Water Region, UK Contract Type: Contract About CMDP+ CMDP+ has secured the AMP8 Capital Programme Strategic Delivery Partner Framework with Southern Water, continuing the successful joint venture between Costain and MWH Treatment. Between 2025–2030, CMDP+ will deliver critical investment in Water and Wastewater infrastructure, including upgrades to Treatment Works, Pumping Stations, and Reservoirs. The Role We are seeking a highly skilled Commissioning Engineer to lead and deliver commissioning activities across Water and Wastewater projects. You will manage the installation, testing, and handover of process plant and equipment, ensuring projects are completed safely, on time, and to the highest quality standards. You will liaise with design teams, contractors, and suppliers, and will be responsible for FAT/SAT testing, defect close-out, and the preparation of commissioning documentation and client training....
IR35 Status:
Unknown Status

CV-Library Camberley, UK Contractor
CL
Jun 21, 2026  
Senior Civil Design Engineer
Job Title: Civil Engineer Salary: £50 - £60 (dependent on experience) Location: Reading Type: Contract - Inside IR35, hybrid working About the Role: Our client is seeking a Civil Engineer with 5+ years' experience who is ready to hit the ground running. You'll work closely with a senior engineer on a diverse portfolio of projects, including large-scale civil schemes and complex mechanical and electrical designs. Your work will cover design development and, when design work slows, involvement in project management and commercial activities. This role offers significant development opportunities due to the breadth of experience it provides. About Our Client: Our client is a well-established engineering organisation delivering innovative and complex infrastructure projects across the UK. They value versatility, technical expertise, and the opportunity for engineers to develop across multiple disciplines. Key Responsibilities: Design development across civil, mechanical, and...
IR35 Status:
Inside IR35

CV-Library Reading, Berkshire Contractor
CL
Jun 26, 2026  
Commissioning Engineer
Carmichael UK are seeking an experienced Commissioning Engineer to join a major Tier 1 joint venture delivering AMP8 works across the Southern Water framework. This is an excellent opportunity to be involved in the delivery of key water and wastewater infrastructure projects, including treatment works, pumping stations, and reservoirs. About the Role You will play a key role in delivering commissioning activities across water and wastewater projects, ensuring systems are installed, tested, and handed over safely, on time, and to the highest quality standards. Working closely with design teams, subcontractors, and suppliers, you will support the full commissioning lifecycle from installation through to final handover and client training. Duties will include: Leading and coordinating commissioning, installation, and system integration Developing and implementing commissioning plans, procedures, and documentation Overseeing FAT and SAT testing, ensuring equipment is fully...
IR35 Status:
Unknown Status

CV-Library Oxfordshire, UK Contractor
CL
Jun 26, 2026  
Repair Coordinator
Repair Engineer (Fixed Term Contract) - 6 Months Location: Oxford (Hybrid Working) Rate: £46 per hour Duration: 6-Month Fixed Term Contract The Opportunity Our client, Siemens Energy, is seeking a Repair Engineer to join its Global Repair Network Team on a 6-month fixed-term contract. Based in Oxford with hybrid working available, this role offers the opportunity to work within a global engineering network supporting Maintenance, Repair & Overhaul Centres (MROCs) and authorised repair vendors worldwide. The successful candidate will play a key role in supporting existing repair capabilities, driving continuous improvement initiatives, and contributing to the development of future repair solutions across Siemens Energy's global network. Key Responsibilities Support component repair development activities across the global repair network. Assess, investigate and disposition non-conforming components. Support the development, amendment and implementation of repair schemes...
IR35 Status:
Unknown Status

CV-Library Oxfordshire, UK 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