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 50 Information Technology 6 Other 5 Management 2 Manufacturing 1 Science 1
Refine by Job Type
Contractor 58
Engineering Unknown Status senior site engineer

58 senior site engineer jobs found

CL
Aug 19, 2026  
Senior Engineer
Senior Site Engineer Location: Crawley Rate: £450 - £500 per day (PAYE Only) Start: ASAP Duration: 4 Months Project Overview We are seeking an experienced Senior Site Engineer to lead key structural and refurbishment packages on the Pier 3 Bridge project in Crawley. This is an immediate 4-month contract opportunity focusing on complex structural modifications, bridge jacking, and multi-disciplinary interface management within a high-security airfield environment. You will manage crucial sub-contractor packages, drive temporary works sign-offs, and ensure seamless delivery across various mechanical, electrical, plumbing, and structural trades. Given the airside operational setting, strong stakeholder coordination and strict compliance with permit regimes are critical. Key Responsibilities Package Management: Take technical and operational management of specialist sub-contract packages, including bridge jacking, bearing replacements, grit blasting, protective re-painting,...
IR35 Status:
Unknown Status

CV-Library Crawley, West Sussex Contractor
CL
Aug 21, 2026  
Senior Piling Engineer
Senior Piling Engineer / Contracts Engineer  📍 Birmingham 📅 Initial 3-month contract (potential extension) We are currently looking to engage an experienced Senior Piling Engineer to support works on a key infrastructure project based in Birmingham. This is an initial 3-month contract, with potential for a short-term extension depending on project requirements. This role is suited to a hands-on piling specialist with strong contractor-side experience delivering piling works. The Role You will be responsible for supporting the successful delivery of piling operations on site, working closely with the site team to ensure works are carried out safely, efficiently, and in line with project specifications. Key responsibilities will include: Overseeing and coordinating piling operations on site Producing and reviewing RAMS (Risk Assessments & Method Statements) Preparing and managing Inspection & Test Plans (ITPs) Ensuring quality, compliance, and site standards are...
IR35 Status:
Unknown Status

CV-Library Birmingham, UK Contractor
CL
Aug 21, 2026  
Senior Electrical Engineer
Are you a Senior Electrical Engineer with experience delivering complex building services projects within defence, custodial, public sector, or other highly regulated environments? We are seeking an experienced contractor to support a growing portfolio of secure infrastructure projects across the UK. This is an excellent opportunity to join a multidisciplinary project team delivering critical electrical engineering solutions on high-profile Ministry of Defence (MoD) and Ministry of Justice (MoJ) programmes. The Opportunity As a Senior Electrical Engineer, you will take a lead role in the design, coordination, and delivery of electrical building services projects from feasibility through to completion. Working alongside multidisciplinary teams, you will provide technical leadership, manage project delivery, and maintain strong client relationships throughout the project lifecycle. Key Responsibilities ·Lead and deliver electrical building services designs across a range of...
IR35 Status:
Unknown Status

CV-Library Nottingham, UK Contractor
CL
Aug 20, 2026  
Section Engineer
We are currently recruiting for a Section Engineer or Sub Agent to join a major infrastructure package at Heathrow Airport . This is an exciting opportunity to be involved in a high-profile project delivering complex structural and build related works within one of the UK's busiest transport hubs. You will be responsible for managing and supervising key construction activities, ensuring works are delivered safely, to programme and to the highest quality standards. Key Experience Required Previous experience as a Section Engineer, Senior Section Engineer, Sub Agent Strong background in dry-lining and structural steelwork, steel frame installation or steel erection works. Alternatively, proven experience delivering station construction, station upgrades, station refurbishments or transport hub projects. Experience managing subcontractors, temporary works, quality assurance and construction programmes. Strong understanding of health & safety and permit-to-work systems....
IR35 Status:
Unknown Status

CV-Library Heathrow Airport (LHR), Hounslow, UK Contractor
CL
Aug 20, 2026  
Senior Engineers
Senior Highways Site Engineer (Structures) Location: Suffolk Rate: £400 - £500 per day (PAYE Only) Start: ASAP Duration: 80 Weeks (Long-term project) Project Overview We are seeking an experienced Senior Highways Site Engineer to lead engineering control, setting out management, and quality assurance for a major highway scheme in Suffolk. This is a secure, ultra-long-term contract package offering 80 weeks of continuous work focusing on complex structural concrete elements. You will serve as a technical lead on the ground for your section, managing junior engineers, guiding site operations, and ensuring all civil engineering works are executed precisely to National Highways specifications, design drawings, and strict tolerances. Key Responsibilities Engineering Leadership & Setting Out: Oversee complex setting out and engineering controls for heavy highway infrastructure, including deep drainage, attenuation tanks, culverts, and structural concrete/retaining elements....
IR35 Status:
Unknown Status

CV-Library Suffolk, UK Contractor
CL
Aug 19, 2026  
Sub Agent
Sub Agent – Groundworks & Borehole Package - Heathrow Airport  We are currently recruiting for an experienced Sub Agent to join a major civil engineering project, overseeing a groundworks and borehole package. This is an excellent opportunity to work with a leading contractor on a long-term infrastructure scheme. Key Responsibilities Managing the delivery of groundworks, excavation, drainage, earthworks and borehole investigation works. Leading site teams and subcontractors to ensure work is delivered safely, on programme and to specification. Producing and reviewing RAMS, ITPs, permits and construction documentation. Monitoring programme, progress, costs and resource requirements. Ensuring compliance with HSEQ standards and project procedures. Liaising with engineers, commercial teams, client representatives and stakeholders. Managing temporary works, quality assurance processes and handovers. Requirements Previous experience working as a Sub Agent, Senior...
IR35 Status:
Unknown Status

CV-Library London, UK Contractor
CL
Aug 19, 2026  
Night Senior Engineer
Senior Engineer (Nights) – Heathrow Airport Join a Major Infrastructure Project at Heathrow Airport We are seeking an experienced Senior Engineer to join a high-profile infrastructure programme at Heathrow Airport, working permanent night shifts. This is an excellent opportunity for a proven engineering professional with strong leadership skills and extensive experience delivering complex civil engineering projects in live operational environments. The Role As Senior Engineer, you will take ownership of engineering activities across the project, ensuring works are delivered safely, efficiently, and to the highest quality standards. You will lead and mentor a team of Site and Junior Engineers while acting as the key engineering contact between site teams, management, and stakeholders. Working in a live airport environment, you'll be responsible for coordinating night-shift operations, managing technical challenges, and ensuring programme milestones are achieved with minimal...
IR35 Status:
Unknown Status

CV-Library London, UK Contractor
CL
Aug 19, 2026  
Supplier Quality
Supplier Quality Engineer (Automotive) Bolton 12-Month Fixed Term Contract Days Role £42,000 + Bonus About the Opportunity An exciting opportunity has arisen for a Supplier Quality Engineer to join a global automotive technology manufacturer at its Bolton facility on a 12-month fixed-term contract. This is an excellent opportunity for an experienced quality professional to influence supplier performance, support new product launches and drive continuous improvement across a global supply chain. Key Responsibilities - Supplier Quality Engineer Support the approval and qualification of new suppliers through management system and process audits. Manage supplier activities throughout New Product Introduction (NPI), ensuring project deadlines are achieved. Lead Supplier APQP and PPAP approval activities. Conduct ongoing supplier audits and assessments to maintain supplier approval status. Develop suppliers through training, coaching and deployment of quality standards....
IR35 Status:
Unknown Status

CV-Library Horwich, Bolton, UK Contractor
CL
Aug 19, 2026  
Commissioning Engineer
Commissioning Engineer (Water & Wastewater) Location: Riverside Way, Position Type: Full-Time, Permanent About the Role Are you an experienced Commissioning Engineer with a solid background in water and wastewater process engineering? We are looking for a proactive, meticulous engineer to drive hands-on commissioning, systems integration, and front-line site leadership across the full project lifecycle-from early design through to final handover. Operating out of our Watchmoor Park location, you will play a critical role in ensuring our multi-disciplinary projects are delivered safely, on time, and to the highest technical standards. Key Responsibilities Full Lifecycle Commissioning: Develop robust commissioning plans and procedures, lead FAT/SAT testing, configure analytical equipment, and manage defect close-outs from design to handover. On-Site Leadership & Supervision: Act as a front-line supervisor, overseeing installation and commissioning activities, approving...
IR35 Status:
Unknown Status

CV-Library Camberley, Surrey Contractor
CL
Aug 19, 2026  
FEED Area Engineering Manager
We are looking for an experienced FEED Area Engineering Manager to support major nuclear engineering programmes during the Front End Engineering Design (FEED) phase. Based in Warrington with hybrid working, this role is ideal for someone who excels in technical leadership and enjoys leading multidisciplinary teams to deliver safe and innovative engineering solutions. Salary Rate dependent on experience (contract role, initial 12 months). Location and Working Pattern Warrington office with hybrid working and site attendance at Sellafield as required. Client Overview Our client is a trusted delivery partner for complex engineering projects in highly regulated environments, specialising in safe and successful programme execution. Responsibilities Lead multidisciplinary engineering teams through FEED activities across multiple projects. Define and mature engineering scope, delivering strategies aligned with business objectives. Develop technically robust and legally...
IR35 Status:
Unknown Status

CV-Library Warrington, UK Contractor
CL
Aug 18, 2026  
Senior Civil Infrastructure Engineer
Senior Civil Infrastructure Engineer - Contract Role An internationally recognised engineering consultancy is expanding its UK Infrastructure team and is looking to bring on a Senior Civil Infrastructure Engineer. Known for delivering innovative, sustainable, and high-quality engineering solutions, this consultancy works across major construction, infrastructure, and development projects. With a strong culture of collaboration and a track record of exceeding client expectations, this is an opportunity to contribute to impactful schemes from day one. The Opportunity You’ll join a dynamic, multi-disciplinary Infrastructure team working across the full project lifecycle—from early-stage concept and masterplanning through to detailed design and construction support. Depending on your level of experience, you’ll be involved in or lead elements of civil infrastructure design, including: * Earthworks modelling and site development layouts * Highway, access, and general civil...
IR35 Status:
Unknown Status

CV-Library London, UK Contractor
CL
Aug 16, 2026  
Senior CS&A Engineer
We have a fantastic opportunity for an experienced Senior CS&A Engineer to join a major nuclear infrastructure programme supporting the refurbishment of a critical facility on the Sellafield site. Working alongside an experienced engineering team, you'll support the delivery of civil and structural engineering solutions across the design, construction and commissioning phases of this high-profile project. This role can be done remotely with 1 day a week from Warrington or Cumbria. This position would suit a Civil or Structural Engineer with previous nuclear experience who enjoys technically challenging projects within highly regulated environments. It will appeal to someone who is comfortable producing engineering designs, calculations and technical documentation while supporting project delivery across multidisciplinary teams. Key Responsibilities * Produce civil and structural engineering designs, calculations and technical reports * Support project delivery throughout...
IR35 Status:
Unknown Status

CV-Library Warrington, Cheshire Contractor
CL
Aug 16, 2026  
Sub Agent
We are urgently recruiting a Sub Agent to join a tier-one main contractor. In this role, you will take direct responsibility for managing sub-contractors and site engineering teams delivering complex groundworks and reinforced concrete (RC) packages for a new structural link bridge. This initial assignment runs through to March 2027, with strong performance unlocking long-term, multi-year pipeline opportunities across the client's regional framework. The Role Reporting into the Project Manager, you will lead daily site execution, focusing on heavy civils, groundworks, and structural concrete packages. Your day-to-day will involve: Package Management: Taking end-to-end operational ownership of groundworks and RC packages, ensuring full technical compliance and safety standard enforcement. Temporary Works & Deep Foundations: Managing complex temporary works schemes, including cofferdam installations, working platform creation/maintenance, and deep foundations. Subcontractor...
IR35 Status:
Unknown Status

CV-Library West London, London Contractor
CL
Aug 15, 2026  
Site Engineer - Major civils
RESPONSIBILITIES Carry out all setting out and surveying for the project using a variety of controls such as the use of GPS kits, Total Stations, Levels etc Set up primary survey control for the site Support the senior project team in the overall implementation of the engineering strategy and framework for the designated project; Assist Section Engineer / Senior Engineer to manage materials, plant and labour within the allocated budget and resources, ensuring their safe, effective and efficient delivery of service on the project; Carry out reconciliations for materials used within the works. Identify best practice, areas for improvement and areas of concern, including matters relating to safety, finance or quality. Monitor and assist were required that material movements are recorded appropriately. · Ensure calibration records for surveying equipment in use is up to date. Health Safety & Environment Understand and contribute to RAMs production Carries out Task briefings as...
IR35 Status:
Unknown Status

CV-Library Middlesbrough, North Yorkshire Contractor
CL
Aug 15, 2026  
Quality Engineer - Design & Test Validation
Quality Engineer (12-Month Contract) Location: Witney, Oxfordshire Salary: £33,000 - £60,000 per annum (Dependent on Experience) Hours: Full-Time, 37.5 hours per week (Monday to Friday) Contract Length: 12 Months We are seeking a skilled and adaptable Quality Engineer to join a global medical device company based in Witney. This is a highly collaborative, cross-functional role where you will support a range of processes from R+D to clinical groups to transport and sterilisation. We are looking for a professional who has interest in supporting Design Validation or Test Method Validation (TMV), who can make critical quality and compliance decisions during product development, validation, and testing. Acting as a Subject Matter Expert (SME), you will manage project activities to ensure our processes meet both business and customer needs flawlessly. Role Details: Location: Witney, Oxfordshire Salary: £33,000 - £60,000 per annum Hours: Full-Time, 37.5 hours per week (Monday to...
IR35 Status:
Unknown Status

CV-Library Witney, Oxfordshire Contractor
CL
Aug 15, 2026  
Senior to Lead EICA Engineer (Design Biased) - Water Sector
We're supporting a growing engineering delivery partner working across multiple long-term UK water frameworks. Due to continued project wins, they are looking to hire Senior, Lead, and Principal EICA Engineers to strengthen their design and delivery capability. This is a genuinely flexible, remote-first role where you'll still stay close to delivery - attending key site visits, FATs, and collaborative sessions without the need for constant travel. You'll be joining a team trusted to deliver high-value, complex EICA solutions across the full project lifecycle - from early design through to commissioning. The Opportunity Depending on your level, you'll either: Support delivery of key EICA packages (Senior) Take ownership of workstreams and coordinate design (Lead) Or drive technical delivery and influence projects at a strategic level (Principal)All roles offer exposure to client-facing work, technical ownership, and real project impact across critical UK infrastructure. Key...
IR35 Status:
Unknown Status

CV-Library United Kingdom Contractor
CL
Aug 15, 2026  
Senior to Lead EICA Engineer (Design Biased) - Water Sector
We're supporting a growing engineering delivery partner working across multiple long-term UK water frameworks. Due to continued project wins, they are looking to hire Senior, Lead, and Principal EICA Engineers to strengthen their design and delivery capability. This is a genuinely flexible, remote-first role where you'll still stay close to delivery - attending key site visits, FATs, and collaborative sessions without the need for constant travel. You'll be joining a team trusted to deliver high-value, complex EICA solutions across the full project lifecycle - from early design through to commissioning. The Opportunity Depending on your level, you'll either: Support delivery of key EICA packages (Senior) Take ownership of workstreams and coordinate design (Lead) Or drive technical delivery and influence projects at a strategic level (Principal)All roles offer exposure to client-facing work, technical ownership, and real project impact across critical UK infrastructure. Key...
IR35 Status:
Unknown Status

CV-Library United Kingdom Contractor
CL
Aug 15, 2026  
CE&I Senior Design Engineer - Sellafield
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 design...
IR35 Status:
Unknown Status

CV-Library Sellafield, Cumbria Contractor
CL
Aug 15, 2026  
Control System Senior Design Engineer - Sellafield
Control System Senior Design Engineer - Sellafield Altrad are currently looking for an experienced Control System Senior Design Engineer to join the Silos MSSS SEP1&2 CE&I Design Team, supporting projects associated with the Sellafield site. This role will involve leading a team of Programmable Electronic System (PES) based Control System Design Engineers, delivering and checking control system designs and updates to meet functional and business requirements. The procurement, integration, installation and commissioning activities are undertaken by others and are therefore outside the scope of this position. The role is based on a 37-hour working week over 4½ days, with a minimum of 3 days per week working from Hinton House, Warrington, Cheshire, and visits to the MSSS plant on the Sellafield site as required. Security Clearance: SC Clearance required Key Deliverables: • Lead and support a team of PES-based Control System Design Engineers in the delivery of control system...
IR35 Status:
Unknown Status

CV-Library Warrington, Cheshire Contractor
CL
Aug 15, 2026  
Sub Agent
Sub Agent / Senior Engineer (Coastal & Sea Defences) Location: Folkestone Rate: £350 - £400 per day (CIS or LTD) Start: ASAP Duration: 1 Year (Long-term project) Project Overview We are seeking an experienced Sub Agent or step-up Senior Engineer to oversee the delivery of a major coastal sea defence scheme in Folkestone. This is a secure, 1-year contract package focusing on critical maritime protection assets, including coastal repairs, rock revetments, and concrete defence structures. Whether you are an established Sub Agent or a capable Senior Engineer looking to step into management, you will work closely with the Project Manager to run site teams, manage subcontractors, and ensure works are executed safely, efficiently, and in strict accordance with environmental and tidal constraints. Key Responsibilities Section Management: Take full responsibility for the day-to-day coordination and physical delivery of coastal defence repairs, revetments, and concrete...
IR35 Status:
Unknown Status

CV-Library Folkestone, Kent 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