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
Refine by Categories
Construction 22 Information Technology 16 Other 4 Automotive 2 Management 2 Manufacturing 2
Facilities 1
More
Refine by Job Type
Contractor 72
Engineering Unknown Status senior design engineer

72 senior design engineer jobs found

CL
Jun 20, 2026  
CE&I Senior Design Engineer
CE&I Senior Design Engineer Altrad are currently seeking a CE&I Senior Design Engineer to join the Central Engineering team as part of the Silos MSSS SEP1 & 2 CE&I Design Team. The successful candidate will provide site-based design front-line support to Commissioning teams, delivering, supporting the delivery of others, and checking detailed designs/changes to meet functional and business needs. Implementation, testing, and commissioning of the designs are undertaken by other dedicated site-based teams and are outside the scope of this role. Key Deliverables * Provide site-based front-line design support to Commissioning teams. * Deliver, support the delivery of others, and check detailed designs/changes for accuracy and compliance with functional and business requirements. * Ensure all designs/changes adhere to relevant external and company-specific engineering standards. * Collaborate effectively with multidisciplinary teams on site and in the...
IR35 Status:
Unknown Status

CV-Library Sellafield, Cumbria Contractor
CL
Jun 21, 2026  
Senior Chassis Design Engineer
Position Title: Chassis Engineer Duration: Contract Location: Newark, California USA Essential Criteria: Chassis Engineer Summary: The main function of a Design Engineer is to research and investigate the design, functionality and maintenance of mechanical products, equipment, systems and processes. A typical design engineer has the ability to make engineering drawings, and read and interpret blueprints. Job Responsibilities: Research, design, develop, manufacture, and test tools, engines, machines and other mechanical devices. Research and analyse customer design proposals, specifications, manuals to determine time and cost feasibility to complete projects. Assist drafters in developing the structural design of products using tools, equipment or software. Skills: Creativity, verbal and written communication skills, analytical and problem solving ability. Team player and detail oriented. Ability to make sketches, engineering drawings and common computations....
IR35 Status:
Unknown Status

CV-Library Newark, California Contractor
CL
Jun 21, 2026  
Senior Control System Design Engineer
NES Fircroft are partnering with our major Engineering & Services client to provide a Senior Control Systems Design Engineer for a major Nuclear project. Long-term project with potential for 3+ years work. Mon-Fri minimum 37hrs per week. Hybrid working available 3 days in Warrington office per week, with occasional visits to site in Cumbria if necessary.  Overview of the Senior Control Systems Design Engineer: To work within the end client's design team, leading a team of Programmable Electronic System (PES) based Control System Design Engineers delivering, supporting others delivering and checking designs/updates to meet functional and business needs.  The procurement, integration, installation and commissioning of the designs/updates is undertaken by others, hence is outside the scope of this particular role.     Essential: Academic Qualification: Minimum - HNC Professional Qualification: Minimum - Incorporated Engineer Experience of SCADA/PLC control systems and...
IR35 Status:
Unknown Status

CV-Library Warrington, 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 28, 2026  
CFD Engineer
Hexwired has partnered with a UK-based engineering consultancy specialising in advanced Computational Fluid Dynamics (CFD) and aerodynamic development, applying high-performance simulation techniques originally developed in motorsport to sustainability, energy efficiency, and built environment applications. We are seeking a CFD Engineer / Aerodynamicist to join a highly skilled engineering team delivering complex fluid dynamics and aerodynamic development projects. The role involves both independent project ownership and collaborative work across multidisciplinary engineering teams. You will contribute to aerodynamic development programmes, support CFD methodology improvement, and help deliver innovative engineering solutions applied to real-world systems and efficiency-driven design challenges. Key Responsibilities * Deliver CFD and aerodynamic development projects with support from senior engineers or independently where appropriate * Define project scope, technical...
IR35 Status:
Unknown Status

CV-Library Oxford, Oxfordshire Contractor
CL
Jun 28, 2026  
Senior Engineer – Issue Management
Senior Engineer – Issue Management This amazing contract for our automotive client is a Senior Engineer – Issue Management role. You will take ownership of the Issue Management System (IMS), ensuring effective tracking, governance, and resolution of engineering issues through a structured, ticket-based process. This role is pivotal in driving accountability across engineering teams, ensuring adherence to the 8D problem-solving methodology, and embedding lessons learned into future vehicle programmes. Key Responsibilities Issue Management & Process Ownership Oversee and administer the Issue Management System (IMS). Govern the lifecycle of engineering issues via a ticket-based system. Ensure all issues are documented, progressed, and closed in line with defined processes. Maintain data integrity and traceability across all issue records. Coordination & Stakeholder Engagement Act as the central point of coordination between engineering teams. Drive timely...
IR35 Status:
Unknown Status

CV-Library Norwich, UK Contractor
CL
Jun 28, 2026  
EC&I Engineer
Senior EC&I Engineer (Contract) Contract Type: Contract / Freelance Location: UK - Project / Site Based Department: Engineering Reporting To: Engineering Manager Start Date: ASAP (subject to contract) Role Overview We are seeking an experienced Senior EC&I Engineer to support the design, installation, commissioning, and technical assurance of a broad range of automatic door and access systems on a contract basis. The role will focus on project delivery and specialist EC&I input across pedestrian automatic doors, large industrial doors, and safety‑critical doorsets, operating within nuclear, defence, transport, and other high‑hazard environments. Acting as the EC&I technical focal point within project teams, you will work closely with Mechanical Engineers, subcontractors, and client stakeholders to ensure systems are safe, compliant, and delivered to specification. Key Responsibilities Provide EC&I engineering support across defined project scopes and...
IR35 Status:
Unknown Status

CV-Library United Kingdom Contractor
CL
Jun 28, 2026  
Traffic Engineer
Traffic Engineer   Traffic Engineer - Highways & Traffic Management An exciting opportunity has arisen for an experienced Traffic Engineer to join a busy highways and transportation team delivering a diverse programme of traffic and road safety schemes. Due to an increasing workload and ongoing investment in transport infrastructure, you will play a key role in designing and delivering projects that improve safety, accessibility and network efficiency.   This position offers involvement across a wide range of traffic engineering schemes including pedestrian and cycle improvements, traffic calming measures, speed management, crossings, parking restrictions and Traffic Regulation Orders.   Key Responsibilities ·Design and deliver traffic engineering schemes from concept through to construction completion. ·Prepare detailed construction drawings, specifications and implementation packages. ·Liaise with internal design teams on street lighting, structures, traffic signals...
IR35 Status:
Unknown Status

CV-Library Bristol, UK Contractor
CL
Jun 28, 2026  
Principal TRO Engineer
Principal TRO Engineer £40-£50 per hour 6-Month Contract Bristol   An exciting opportunity has arisen for an experienced Principal TRO Engineer to lead the development and delivery of Traffic Regulation Orders (TROs) across a varied programme of highway and traffic management schemes. This role requires a hands-on professional with strong technical knowledge of TRO legislation, scheme feasibility assessment, stakeholder engagement, and programme delivery. Working within a multidisciplinary environment, you will take ownership of complex TRO schemes from concept through to implementation, ensuring legal compliance, technical robustness, and successful delivery while balancing the practical constraints of the highway environment.   Key Responsibilities ·Lead the development, review and delivery of permanent, experimental and temporary Traffic Regulation Orders. ·Provide technical expertise on TRO legislation, including the Road Traffic Regulation Act 1984 and Traffic Signs...
IR35 Status:
Unknown Status

CV-Library Bristol, UK Contractor
CL
Jun 27, 2026  
Senior Civil Engineer
Senior Civil Engineer (Contract) 📍 Fully Remote / Hybrid 💰 Competitive Hourly Rate (Project-Specific) 📅 Project-by-Project Engagement ⏱️ Flexible Working Arrangements Overview We are seeking an experienced Senior Civil Engineer to support the delivery of a diverse portfolio of infrastructure and development projects on a project-by-project basis. This role is ideal for an experienced contractor who can work independently, take ownership of technical delivery and provide support across all stages of design, from feasibility through to planning, detailed design and technical approvals. Projects span a variety of sectors including residential, commercial, industrial, data centres, restoration and regeneration schemes. Responsibilities Produce drainage and infrastructure designs for a range of development projects. Prepare Flood Risk Assessments (FRA) and drainage strategies. Design surface water and foul water drainage systems. Undertake drainage modelling and...
IR35 Status:
Unknown Status

CV-Library Remote Contractor
CL
Jun 27, 2026  
Senior Mechanical Engineer - Gas Projects
Are you ready to take the next step in your engineering career with a forward-thinking organisation? Do you have hands-on experience delivering complex engineering projects within a regulated or high-spec environment? Are you confident working with stakeholders to ensure quality, safety, and programme objectives are consistently met? The Opportunity We’re working with a leading engineering organisation seeking a talented professional to join their growing team, supporting the delivery of technically challenging projects within a highly regulated environment. Working as part of a mechanical and piping team on an EPC project, including detailed design for modification to UK gas compressor units. We would also welcome applications from these industries Candidates from nuclear, defence, oil and gas, aerospace, advanced manufacturing, and utilities backgrounds are encouraged to apply. This role would suit candidates working in these roles This position would suit...
IR35 Status:
Unknown Status

CV-Library Warrington, UK Contractor
CL
Jun 26, 2026  
Senior Mechanical Engineer
Job Title Senior Mechanical Engineer – Dry Process Plant and Equipment (12-Month Contract) Summary We’re looking for an experienced Senior Mechanical Engineer to join a long-term project based out of Birchwood Park, Warrington. This role is ideal for an engineer with strong design experience, leadership capability, and expertise in working with plant and equipment. You’ll work in a hybrid capacity and play a pivotal role in delivering high-quality engineering solutions for a major programme. Salary Hourly rate – dependent on experience Location and Working Pattern Hybrid role based at Birchwood Park, Warrington. Full time, typically 3 days on-site and 2 days remote (subject to project needs). Occasional travel to suppliers, including some overseas visits, may be required. Client Overview You’ll be supporting a major engineering project dedicated to delivering technically compliant and fully integrated solutions within a highly regulated industry sector. Responsibilities...
IR35 Status:
Unknown Status

CV-Library Risley, Derby DE72, UK 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 25, 2026  
Senior Engineer - Mechanical - Auxiliaries
Senior Engineer - Mechanical - Auxiliaries Location: Glasgow Job Type: Contract, Full-Time hours Primary Industry: Marine Engineering Secondary Industry: Nuclear, Energy, Oil and Gas, Building Services (commercial) Salary: £30.23 - £40.64 per hour Job Description The Senior Engineer – Mechanical – Auxiliaries is responsible for providing technical expertise and engineering support in the design, development, installation, and maintenance of mechanical auxiliary systems within energy and oil and gas projects. This role ensures that mechanical auxiliary equipment functions efficiently, reliably and complies with relevant industry standards and safety regulations. The role involves close collaboration with multidisciplinary teams to deliver engineering solutions that meet project objectives and timelines. Job Duties Lead the mechanical engineering design and review of auxiliary systems including, but not limited to, pumps, compressors, fans, heat exchangers, and associated...
IR35 Status:
Unknown Status

CV-Library Glasgow, UK Contractor
CL
Jun 25, 2026  
Senior Mechanical Engineer
Are you a Senior Mechanical Engineer with experience in plant equipment and dry process systems? Can you lead design delivery while ensuring compliance with stringent industry and safety standards? Do you have the technical expertise to oversee complex engineering projects from concept through to installation and commissioning? The Opportunity This is a fantastic opportunity to join a leading engineering consultancy supporting high-profile projects within a highly regulated environment. You will play a pivotal role in delivering robust mechanical design solutions for plant and equipment. We would also welcome applications from these industries Candidates with experience in nuclear, defence, oil and gas, process engineering, chemicals, or heavy manufacturing are encouraged to apply. This role would suit candidates working in these roles This opportunity would suit individuals currently working as a Senior Mechanical Engineer, Mechanical Design Engineer, Plant Engineer,...
IR35 Status:
Unknown Status

CV-Library Warrington, UK Contractor
CL
Jun 25, 2026  
Senior Mechanical Designer
Are you an experienced Mechanical Designer ready to take on technically complex engineering projects? Do you have strong experience using Autodesk Inventor and Vault within a regulated engineering environment? Can you confidently produce detailed mechanical designs while supporting manufacturing and test queries? The Opportunity We’re supporting a leading engineering consultancy in the search for a Senior Mechanical Designer to contribute to high-profile, technically challenging projects within a regulated environment. We would also welcome applications from these industries Defence, nuclear, oil and gas, aerospace, heavy engineering. This role would suit candidates working in these roles Senior Mechanical Designer, Mechanical Design Engineer, CAD Designer, Design Engineer, Senior CAD Engineer, Mechanical CAD Engineer, Equipment Design Engineer, Plant Design Engineer, Mechanical Engineer, Engineering Designer. Your duties and responsibilities will be Create and refine...
IR35 Status:
Unknown Status

CV-Library Warrington, UK Contractor
CL
Jun 25, 2026  
Senior CS&A Engineer
Are you a proven Structural Engineer with extensive experience in delivering civil and structural engineering solutions within complex or regulated environments, looking to demonstrate your expertise in a highly dynamic setting? Do you possess comprehensive knowledge of structural analysis, assessment, and verification, alongside a strong familiarity with relevant standards such as Eurocodes and industry-specific codes, and are you confident in supporting safety cases and technical assurance processes? If you are eager to apply your technical expertise to challenging projects that prioritise safety, compliance, and innovation, and wish to be part of a team committed to delivering impactful engineering solutions, this opportunity could be the ideal next step for you. Read on or apply now to explore this rewarding career move. The Opportunity This organisation is driven by a clear vision to lead within the field of high-stakes engineering solutions, fostering a culture...
IR35 Status:
Unknown Status

CV-Library Warrington, UK Contractor
CL
Jun 25, 2026  
Senior Engineer - Mechanical - Auxiliary Systems (V06040)
Our client, a key player in the Defence & Security sector, is seeking a Senior Engineer specialising in Mechanical Auxiliary Systems for a 12-month contract. The role is based in Scotstoun, with the requirement to be onsite 1-2 days a week. This engaging position focuses on the design, integration, and technical assurance of auxiliary systems within a complex marine platform. Key Responsibilities: Prepare specifications and develop Stage 1 Auxiliary System design solutions, ensuring compliance with quality and technical standards. Support and participate in the Zonal Integration process, ensuring 3D model designs reflect design intent and meet relevant standards and requirements. Develop, maintain, and modify engineering processes and procedures in response to technical developments and operational needs. Conduct technical analyses and investigations, evaluating and selecting technical options, and preparing reports with recommendations. Serve as the specialist point of...
IR35 Status:
Unknown Status

CV-Library Glasgow, UK Contractor
CL
Jun 25, 2026  
Senior Engineer
Senior Engineer Location: Norwich Rate: £350 - £400 per day CIS or LTD Start: ASAP Duration: Long-term project Project Overview We are seeking a Senior Engineer for a major highway project in Norwich. This is a long-term contract position requiring a highway specialist to take technical ownership of a major section of works. Lodge accommodation or a daily lodge allowance is fully paid for by the client. This role balances technical management and leadership, as you will be responsible for managing two site engineers while maintaining a high level of quality assurance across the scheme. Key Responsibilities Technical Management: Supervise and mentor two site engineers, checking their setting-out, data uploads, and daily records. Quality Assurance: Lead the QA process for the section, managing the ITPs, checking material certifications, and ensuring all work meets National Highways specifications. Engineering Control: Oversee the technical compliance of earthworks,...
IR35 Status:
Unknown Status

CV-Library Norwich, Norfolk Contractor
CL
Jun 25, 2026  
Automation Test Engineer
Senior Test Automation Engineer – SC Cleared  Remote - £600 PD Inside IR 35 – 6 moths  A leading public sector organisation is seeking an experienced Senior Test Automation Engineer to play a key role in the delivery of a large-scale digital transformation programme. The chosen candidate must have experience in Playwright or Cypress, Kotlin and TypeScript with API testing.  This is an opportunity to work within a complex enterprise environment, helping to ensure the quality, resilience, and performance of critical services that support thousands of users across the UK. Working within a multidisciplinary Agile team, you will be responsible for designing, building, and maintaining automated testing frameworks across UI, API, and end-to-end testing layers. You will work closely with developers, business analysts, and operational stakeholders to ensure robust testing coverage across multiple interconnected systems. Key Responsibilities Design and implement automated test frameworks...
IR35 Status:
Unknown Status

CV-Library Corsham, 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