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Outside IR35 Contractor design engineer

48 design engineer jobs found

CL
Jun 19, 2026  
Mechanical Design Engineer
A leading technology organisation is seeking an experienced Mechanical Design Engineer to support a high-profile engineering programme based in Edinburgh. Role Overview This is an exciting opportunity for a Mechanical Design Engineer to work on advanced engineering projects within a highly regulated environment. The successful candidate will contribute to the design and development of complex mechanical systems, working closely with multidisciplinary engineering teams. Key Requirements Proven experience as a Mechanical Design Engineer within complex engineering environments Strong background in mechanical design, development, and documentation Experience using industry-standard CAD tools Ability to work effectively within multidisciplinary teams Strong understanding of manufacturing and engineering processes Excellent communication and problem-solving skills Active SC Clearance is essential Contract Details Location: Edinburgh Contract Type: Outside IR35 Working Pattern: 3-4...
IR35 Status:
Outside IR35

CV-Library Edinburgh, UK Contractor
CL
Jun 18, 2026  
RF Design Engineer
RF Design Engineer Cambridge (4 days onsite) 3–6 months (with strong extension potential) £55–£80 per hour (Outside IR35)About the Role We’re working with a global leader in mission-critical communications, to find a highly skilled RF Engineer to join their engineering team in Cambridge. This is an exciting opportunity to work on cutting-edge RF designs within critical communication systems, contributing directly to innovative products used worldwide. What You’ll Be Doing Designing and developing discrete RF circuits (including Fgen/VCO, TX and RX) Supporting RF validation and testing across the full development lifecycle Working on integrated product development, collaborating across multidisciplinary teams Solving real-world challenges including component selection, obsolescence, and redesign Contributing to high-performance systems operating in the 400–900 MHz rangeWhat We’re Looking For Strong recent experience in discrete RF design (especially Fgen/VCO, TX, RX circuits)...
IR35 Status:
Outside IR35

CV-Library Cambridge, UK Contractor
CL
Jun 18, 2026  
Senior mechanical design engineer
Job Title: Mechanical Design Engineer (Building Services) - Contract Location: Hampshire Rate: £40 per hour (Outside IR35) Contract Length: Ongoing Sector: Local Authority Projects We are currently seeking an experienced Mechanical Design Engineer for a contract role with a well-established consultancy in Hampshire. This opportunity is outside IR35, offering a competitive rate of £40 per hour and the chance to work on a variety of local authority projects. Key Responsibilities: ✔️ Mechanical design for building services projects, including heating, ventilation, and public health systems ✔️ Ensuring designs comply with local authority regulations and industry standards ✔️ Experience with Legionella risk assessments and mitigation strategies ✔️ Collaborating with internal teams and external stakeholders to deliver high-quality solutions ✔️ Site visits and surveys as required Requirements: ✅ Proven experience as a Mechanical Design Engineer in the building services sector ✅...
IR35 Status:
Outside IR35

CV-Library Hampshire, UK Contractor
CL
Jun 18, 2026  
Mechanical Design Engineer
Contract Mechanical Design Engineer CAD: Inventor Rate: £30–£40 per hour Start: Immediate Type: Contract Length: 3 months IR35: Outside Remote: Yes Contract Mechanical Design Engineer needed to support the design and manufacture of bespoke lifting, winching and hydraulic systems. You will be responsible for the mechanical design producing detailed designs and manufacturing drawings using Autodesk Inventor. Key requirements: • Strong Autodesk Inventor experience • Proven experience as a Mechanical Design Engineer • Experience designing bespoke mechanical systems and assemblies • Ability to produce detailed manufacturing drawings and BOMs • Experience working with fabricated structures and mechanical components • Understanding of practical manufacturing and installation processes • Comfortable working within fast paced project environments This is an immediate requirement for a Mechanical Design Engineer offering £30–£40 per hour depending on experience. Please...
IR35 Status:
Outside IR35

CV-Library London, UK Contractor
CL
Jun 18, 2026  
Product Design Engineer
A growing technology company is looking for a freelance design engineer to support the development and production scaling of innovative consumer products. This is a North West UK-based, part-time contract, Outside IR35 with a competitive hourly rate. The successful applicant will be working with a small multidisciplinary team across concept development, prototyping, supplier coordination, and manufacturing readiness. Key Responsibilities Develop and refine product and packaging concepts for manufacture Produce CAD models, technical drawings, and prototype specifications Support testing and production integration activities Coordinate suppliers and partners Assist with tooling, assembly methods, and production process improvements Help transition products from prototype through manufacture to scaled production Experience Required Background in product design, mechanical engineering, or packaging development Experience working with manufacturers and production environments...
IR35 Status:
Outside IR35

CV-Library United Kingdom Contractor
CL
Jun 17, 2026  
Senior Electrical Design Engineer
Working with this busy engineering solutions provider who have a strong order book with schemes across the TFL estate - they are looking for an Electrical Design Engineer to join there multi-disciplinary design team Your role will involve: - Creating LV electrical designs for station work, including lighting and power systems. - Problem-solving to integrate new designs with legacy infrastructure. - Working closely with the wider design and CAD teams. The position is ideally suited for someone who: - Is an experienced practically minded electrical design engineer - Understands the practical challenges of electrical installation and buildability. - Can problem-solve on the spot when faced with non-standard site issues. You should have experience in RAIL/ LU (TFL) Standards Role is outside IR35 Your expert recruitment consultant is Trevor Parsons, call today on (phone number removed) or email (url removed) Eden Brown is committed to equality in the...
IR35 Status:
Outside IR35

CV-Library London, UK Contractor
CL
Jun 16, 2026  
Lead Electrical Design Engineer
Lead Electrical Design Engineer 12 month contract £65-£75 per hour Outside IR35 Reading - Hybrid This role sits within a specialist engineering team responsible for developing electrical designs from early feasibility through to construction and handover support. It's a key technical position with ownership of design delivery and coordination across multiple stakeholders. Essential requirements: Experience in electrical engineering design within power, utilities or infrastructure environments Ability to produce and review electrical design documentation and calculations Good understanding of UK electrical standards and utility interface requirements Experience working with project teams, contractors and engineers Comfortable supporting projects through design, construction and delivery stages Desirable: Experience within substations, power distribution or HV environments Background in energy, utilities or large-scale industrial projects Exposure to site support and...
IR35 Status:
Outside IR35

CV-Library Reading, Berkshire Contractor
CL
Jun 14, 2026  
Electrical Design Engineer
Contract Electrical Design Engineer – EPLAN Location: Lincolnshire (Remote Working Available) Contract Length: 6 Months rolling outside IR35 Rate: £45–£55 per hour DOE We are currently recruiting for an experienced Electrical Design Engineer on behalf of a well-established engineering client based in Lincolnshire. This is an excellent opportunity for an engineer with strong EPLAN experience to support a range of electrical design and engineering projects on a contract basis. The Role: * Electrical design and engineering using EPLAN * Producing detailed electrical schematics and panel layouts * Supporting project delivery from concept through to completion * Working closely with engineering and project teams * Occasional travel to site when required Requirements: * Proven experience as an Electrical Design Engineer * Strong working knowledge of EPLAN * Experience producing electrical drawings and documentation * Ability to work independently and...
IR35 Status:
Outside IR35

CV-Library United Kingdom Contractor
CL
Jun 13, 2026  
Senior Product Design Engineer
Role: Senior Product Design Engineer Location: London Contract Type: Contract / Freelance Duration: 6 months + Rate: £315 per day Status: Outside IR35 - Ltd co contract Shape Innovative Products from concept to reality. An exciting opportunity has arisen with a highly respected product innovation consultancy known for delivering cutting-edge solutions across healthcare, consumer, and industrial sectors. Working within a collaborative, multidisciplinary environment, you will play a pivotal role in transforming ideas into commercially successful, production-ready products. This is an ideal opportunity for an experienced Product Design Engineer who thrives on solving complex engineering challenges, balancing creativity with technical rigour, and leading projects from research through to manufacture. The Opportunity: As a Senior Product Design Engineer, you will work on a broad portfolio of technically challenging and highly innovative projects within consumer electronics,...
IR35 Status:
Outside IR35

CV-Library London, UK Contractor
CL
Jun 13, 2026  
Mechanical Design Engineer
Contract Mechanical Design Engineer – Avionics Integration Modification ProjectA specialist aerospace engineering organisation is seeking an experienced Contract Mechanical Design Engineer to support a live avionics integration and aircraft modification programme on a regional/narrow-body aircraft platform. This role will focus on the mechanical and structural integration of avionics equipment within a regulated aerospace design environment, supporting installation design, drawing production, systems integration, and aircraft modification activities in accordance with UK aviation approval frameworks. Key Responsibilities Design of structural and mechanical provisions for avionics equipment installations. Development of equipment mounting arrangements, trays, brackets, panels and supporting structure. Mechanical integration of avionics and electrical systems into existing aircraft platforms. Coordination with avionics/electrical engineers to ensure installation and interface...
IR35 Status:
Outside IR35

CV-Library Coventry, Warwickshire, West Midlands Contractor
CL
Jun 13, 2026  
Mechanical Design Engineer
Mechanical Design Engineer Water Sector Outside IR35 Contract £500 per day Ltd We are currently recruiting for an experienced Mechanical Design Engineer to support the delivery of major water infrastructure projects within the UK water sector. This is an excellent opportunity to join a long-term AMP framework programme, working on a range of clean water and wastewater projects across the full project lifecycle. The role will involve producing and reviewing mechanical designs, supporting technical delivery, and working closely with multidisciplinary teams to ensure projects are delivered safely, efficiently, and in line with client requirements. The successful candidate will have previous experience delivering mechanical design solutions within the water sector and will be comfortable working across pumping stations, treatment works, pipework, dosing systems, and associated mechanical infrastructure. Experience working with Tier 1 contractors, design consultancies, or MEICA...
IR35 Status:
Outside IR35

CV-Library Manchester, UK Contractor
CL
May 24, 2026  
Marine Design Engineer
Marine Designer - Contract (6 Months) Surrey | £52 per hour | Outside IR35 | Hybrid (3 days office / 2 days remote) RHL Recruitment, working with a leading oil and gas EPC contractor, who are seeking two experienced Senior Marine Designers to join a high-profile offshore project, on an initial 6-month contract. This is an exciting opportunity to play a key role within a dynamic Marine Team, supporting the delivery of complex offshore design scopes while coordinating with multidisciplinary teams across global offices. The Role As a Marine Designer, you will: Support and lead within the Marine Team, working on a Saudi Aramco project. Liaise closely with other engineering disciplines, clients, and vendors Coordinate with global project teams to deliver work within agreed timelines and budgets Provide technical guidance and mentor Junior designers Manage and oversee remote design teams Develop project-specific job notes, guides, and training materials to ensure consistent...
IR35 Status:
Outside IR35

CV-Library Surrey, UK Contractor
CL
May 16, 2026  
Senior Electrical Design Engineer
An excellent opportunity has arisen for an experienced Electrical Design Engineer to join a well-established building services consultancy in London on an contract basis outside IR35. This hybrid role will involve working as part of a multidisciplinary building services engineering team, supporting the delivery of electrical design solutions across a range of building projects. The successful Electrical Design Engineer will contribute to the development of electrical building services designs, technical documentation and coordinated BIM models. This role is based in the London office with hybrid working available, offering the chance to work on high-quality building services projects alongside experienced engineers and consultants. Key Responsibilities · As an Electrical Design Engineer, your responsibilities will include: · Producing electrical building services designs for a variety of building projects · Developing electrical schematics, layouts and...
IR35 Status:
Outside IR35

CV-Library London, UK Contractor
CL
Jun 06, 2026  
Senior Electrical Engineer - CONTRACT Outside IR35
Senior Electrical Design Engineer / Senior Electrical Engineer - CONTRACT Outside IR35 Surrey, UK Shape the Future of Clean Energy ARCA Resourcing is partnering with a pioneering clean energy technology company developing next-generation integrated power solutions. As part of a rapidly growing engineering team, we have a requirement for a Senior Electrical Design contractor to work on highly advanced electrical systems that are driving the future of sustainable power. We’re looking for a talented Senior Electrical Engineer / Senior Electrical Design Engineer with strong industrial electrical design expertise and a passion for solving complex engineering challenges. The Role You’ll conduct electrical engineering activities across innovative, high-impact projects — taking concepts from feasibility and architecture through to integration, testing, commissioning, and operational support. Working within a multidisciplinary environment, you’ll collaborate with engineers and scientists to...
IR35 Status:
Outside IR35

CV-Library GU2, Artington, Surrey 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 11, 2026  
Senior Project Engineer
ADDISON PROJECT PLC – Senior Project Engineer, Thornton-Cleveleys For over 25 years, Addison Project plc has delivered innovative, sustainable engineering solutions across the chemical, pharmaceutical, energy, and food & beverage sectors. As a family‑owned business with UK‑wide coverage, we combine technical excellence with a collaborative, client‑focused approach. Our fully integrated EPCM capability supported by strong CDM and HSSEQ leadership and accredited management systems ensures projects are delivered safely, efficiently, and to the highest standards from concept through to commissioning and start‑up. If you're passionate about engineering and want to join a dynamic, people‑focused consultancy driving progress and sustainability across the UK’s manufacturing and process industries, Addison Project is the place for you. Role: Senior Project Engineer (Contract outside IR35) Location: Thornton-Cleveleys Contract: 12 months Start Date: Spring 2026 WORKSCOPE Addison...
IR35 Status:
Outside IR35

CV-Library Thornton-Cleveleys, Lancashire Contractor
CL
Jun 19, 2026  
DevOps Engineer
Azure DevOps Engineer – 6-month contract – SC Cleared – London/Remote – Outside of IR35 My SC Cleared customer is seeking a highly skilled Azure DevOps / Platform Engineer with deep, hands-on experience in Azure-native engineering and advanced Infrastructure as Code (IaC) practices. This role is ideal for someone who operates at the intersection of DevOps and Software Engineering—bringing a strong development mindset to infrastructure design, automation, and testing. Key Skills & Experience from the Azure DevOps Engineer: Active SC Clearance ideal/lapsed considered Advanced Azure Engineering Strong experience designing for high availability Deep understanding of Azure-native services and architecture patterns Github actions Infrastructure as Code (IaC) Expert-level proficiency with Terraform and/or Bicep Strong focus on modularity, reusability, and maintainability Experience integrating automated testing frameworks (e.g. Terratest, Checkov) Azure Networking &...
IR35 Status:
Outside IR35

CV-Library London, UK Contractor
CL
Jun 19, 2026  
Senior EICA Engineer
A leading engineering contractor is seeking an experienced Senior EICA Engineer to support a growing portfolio of water sector projects across the UK. This role offers flexible hybrid working, with the expectation of attending a Manchester office and project sites as required. This is a long term contract position, and can be outside ir35.  The Role Reporting to the Project Lead Engineer, you will play a key role in delivering high-quality Electrical, Control, Instrumentation & Automation (EICA) design solutions across major water frameworks. Key Responsibilities Deliver cost-effective design documentation aligned with client specifications and project requirements Produce outline and detailed EICA designs for water sector projects Conduct site surveys and provide technical input during project lifecycle Attend Factory Acceptance Tests (FATs) and produce detailed reports Review and ensure compliance of subcontractor designs Prepare, check, and approve engineering...
IR35 Status:
Outside IR35

CV-Library Manchester, UK Contractor
CL
Jun 19, 2026  
Lead Broadcast Media Engineer SDVI ingest platforms
Lead or Senior Broadcast Media Engineer with SDVI/ ingest platforms experience 12 month Contract (Outside IR35 tbc) Approx rate £700pd Hybrid London - Must have right to work in the UK August start / Available within 4/6 weeks Lead / Senior Broadcast Media Engineer with SDVI/ ingest platforms experience. Role requires deep understanding of content ingest workflows - including file-based ingest, transcoding, quality control and metadata processing. Extensive, hands-on experience including workflow design, orchestration configuration and integration within a broadcast supply chain environment. SDVI Rally experience and or similar media workflow systems using python development. * Senior or lead engineer background, with hands-on technical delivery experience within complex broadcast or media technology programmes * Extensive, hands-on experience with SDVI Rally - including workflow design, orchestration configuration and integration within a broadcast supply chain environment *...
IR35 Status:
Outside IR35

CV-Library London, UK Contractor
CL
Jun 19, 2026  
EC&I Engineer
EC&I Engineer - 12 Month Contract Birmingham / Hybrid Working Are you an EC&I Engineer who enjoys working across the full project lifecycle? Do you have experience taking projects from front-end studies through to commissioning? Are you comfortable working in highly regulated industrial environments where safety and compliance are critical? What's in it for you? •£55 per hour • Outside IR35 contract • 12 month contract • Hybrid working - based in Birmingham or home • Long-term, technically challenging industrial project • Opportunity to work across concept, design and commissioning phases What will you be doing? • Supporting EC&I engineering activities across the full project lifecycle • Delivering front-end engineering studies and concept designs • Producing detailed EC&I design documentation • Supporting HAZOPs and other safety reviews • Working closely with multidisciplinary engineering teams • Supporting commissioning and on-site...
IR35 Status:
Outside IR35

CV-Library Birmingham, UK Contractor
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