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Contractor 39
Outside IR35 High Wycombe construction

39 construction jobs found in High Wycombe

CL
Feb 22, 2026  
Quantity Surveyor Construction
Freelance Quantity Surveyor - On site Central London (Near Old Street) - Immediate start - 8+ months contract - Outside IR35. Tradeline are actively seeking a Quantity Surveyor who is able to complete an 8 month contract based on site near Old Street, Central London. You will be required to carry out a forensic review of the project costings and deliver excellent commercial skills including CVR's and Final Accounts. Reporting into a Commercial Manager and working within a team of 5, you will be involved in delivering an extensive cost management service on the project. The role would suit an experienced Quantity Surveyor who has had experience in build projects, excellent negotiation skills and working within a high pressurised environment. There will also be aspects of troubleshooting, so experience dealing with problematic construction projects would be desirable
IR35 Status:
Outside IR35

CV-Library Hackney, Greater London Contractor
CL
Feb 25, 2026  
Building And Construction Project Lead
Building & Construction Project Leader The Project Construction Leader will lead capital projects from feasibility and design through to delivery and handover, ensuring compliance with internal requirements and relevant procedures. Key Responsibilities Set up and lead multi-functional project teams to deliver building and engineering projects. Manage projects from inception, feasibility and detailed design through to site monitoring and handover. Develop design briefs for building services, including major plant replacement and refurbishment works. Liaise with clients, architects, consultants and other stakeholders. Monitor professional service work packages and on-site works, ensuring technical compliance and H&S standards. Prepare reports, drawings, specifications, cost reports and business cases. Identify and manage project risks and opportunities. Develop and maintain strong client relationships. Skills & Experience Proven experience leading...
IR35 Status:
Outside IR35

CV-Library Stevenage, Hertfordshire Contractor
CL
Feb 20, 2026  
Construction Buyer
Construction Buyer Stevenage Contract - 12 Months (2 Days a week onsite) Salary £40.00 per hour Umbrella ARM has an exciting opportunity for a Construction Buyer to join a fast paced team at a Global Defence Company. The Role: Manage suppliers and where necessary build up longer term supplier management expectations Build strong relationships with suppliers in order to meet Internal Customer requirements effectively. Build strong relationships with FM, Security & SHE Team in order to support their requirements and needs Actively support functional excellence programmes, identifying areas for improvement where new processes may be required Lead low value/low complexity negotiations with suppliers to optimise cost, delivery and quality of products Requirements: Significant practical experience, vocational or academic qualifications Strong team and communication skills Good written, verbal and presentation skills Good negotiation skills Proactive approach /...
IR35 Status:
Outside IR35

CV-Library Stevenage, Hertfordshire Contractor
CL
Feb 22, 2026  
Materials Engineer
Freelance Materials Engineer – Bulk Earthworks (HS2) Location: HS2 Major Infrastructure Project – Great Missenden Duration: 12 months Engagement: Freelance, Outside IR35 / CIS Are you a Materials Engineer experienced in bulk earthworks and construction quality? We are seeking a freelance Materials Engineer for a Tier 1 contractor supporting HS2 earthworks. The role focuses on material testing, classification, and quality assurance to ensure excavated and imported materials meet project specifications and can be reused safely. What you’ll do: Oversee field and laboratory testing of soils, aggregates, and stabilised materials Analyse test data and classify materials for reuse approval Monitor earthworks compliance with Inspection and Test Plans (ITPs) Investigate and resolve material non-conformance issues Maintain quality records and digital completion data (Dalux)What we’re looking for: Degree in materials, civil, or geotechnical engineering Minimum 2 years site experience...
IR35 Status:
Outside IR35

CV-Library Great Missenden HP16, UK Contractor
CL
Feb 26, 2026  
SHEQ Advisor
SHEQ Advisor 3 month contract (likely extension) Based on site in West London & Slough £(Apply online only) per day OUTSIDE IR35 GreenScout are working exclusively with a major player within the HV industry, who urgently require a SHEQ Advisor on an initial 3 month contract. Ideally you will previous experience within the Power Industry (HV Cable Diversions) and Highways. Based in West London and Slough. If your are interested, please drop me a message or send a copy of your cv to: (email address removed)
IR35 Status:
Outside IR35

CV-Library Slough, Berkshire Contractor
CL
Feb 13, 2026  
Senior MEICA Commissioning Engineer
️ Senior MEICA Commissioning Engineer | Clean Water | Affinity Water Region Looking for a role where you can use your commissioning expertise before the kit even hits site? This is a senior-level position for someone who’s confident working across both delivery and pre-construction, shaping the commissioning approach, supporting design development, and guiding a small team across clean water projects within the Affinity Water region. You’ll be joining a leading contractor delivering a major AMP8 clean water programme where your input will directly influence design, delivery, and successful handover. 💡 The Role You’ll work closely with the Commissioning Manager, providing leadership and technical oversight across multiple projects. From writing commissioning plans and programmes to supporting the pre-construction phase, you’ll be the go-to person for all things MEICA commissioning. What you’ll be doing: • Leading the planning, coordination and delivery of commissioning...
IR35 Status:
Outside IR35

CV-Library Rickmansworth, Hertfordshire Contractor
CL
Feb 27, 2026  
Assistant Quantity Surveyor-Aylesbury-OUTSIDE IR35
We have a role for an Assistant Quantity Surveyor to work on HS2 projects in Aylesbury that include Drainage, Structures, Earthworks and Utility Diversions. Reporting to the Managing QS you will assist with Applications for Payments, Cost Reporting/CVRs, Allocation Reports and other Commercial Duties. To be considered you will have a minimum of an HNC in Quantity Surveying and will have solid all round Civils experience to your name with HS2 an advantage for sure. You will be able to hit the ground running albeit with support and training where required. Rate to be discussed on application and this is Outside IR35 and also has the opportunity for a permanent role if successful also. Great opportunity with a top client! Immediate need so if interested, please send a copy of your CV to Dave Rowe by email or call Dave on (phone number removed) for further information
IR35 Status:
Outside IR35

CV-Library Aylesbury, Buckinghamshire Contractor
CL
Feb 21, 2026  
Foreman-Aylesbury-Outside IR35
URGENT NEED-GENERAL FOREMAN (HS2)-AYLESBURY-OUTSIDE IR35 Due to an increase in their works on HS2 in Aylesbury, our client, a top regional contractor are seeking the services of a working Foreman to oversee on site activities on Utility Diversion and other Civils works including Drainage, Earthworks, Highways and Structures. Based from site, daily duties will include tool box talks, inductions, overseeing gangs on site ensuring the work is carried out correctly and safely, health & safety and reporting. To be considered for this role you will have a minimum of SSSTS, CSCS and ideally First Aid and will have solid Civil Engineering and Utility experience gained within the contracting evironment with HS2 experience also an advantage. In return, a top day rate is on offer which is paid OUTSIDE IR35/CIS along with a start at short notice and an ongoing contract. This is a great opening with a top client so if interested, please get in touch by sending your CV to Dave Rowe by email...
IR35 Status:
Outside IR35

CV-Library Aylesbury, Buckinghamshire Contractor
CL
Feb 27, 2026  
Site Manager / Supervisor - Demolition Project
Site Manager / Supervisor - Demolition Project Location: Oxford Rate: Competitive day rate (Inside / Outside IR35 - TBC) Duration: 6 months Start Date: March 2026 Project Value: £9 million The Opportunity A contractor is seeking an experienced Site Manager / Supervisor to oversee a demolition-led project in Oxford. This role offers full responsibility for day-to-day site operations on a high-value scheme. The Project A £9m demolition project involving controlled demolition works, site clearance, and coordination with engineers and subcontractors in a live environment. The Role You will take full responsibility for site operations, safety, and programme delivery. Key responsibilities include: Managing daily site activities and subcontractors Ensuring works are delivered safely and to programme Overseeing demolition methodology and sequencing Maintaining site records, permits, and reporting Liaising with project management and engineers About You Strong background...
IR35 Status:
Outside IR35

CV-Library Oxfordshire, UK Contractor
CL
Feb 27, 2026  
Project Manager - Demolition Project
Project Manager - Demolition Project Location: Oxford Rate: Competitive day rate (Inside / Outside IR35 - TBC) Duration: 6 months Start Date: March 2026 Project Value: £9 million The Opportunity An experienced Project Manager is required to lead a £9m demolition project in Oxford, taking responsibility for programme, commercial oversight, and site delivery. The Project A demolition-focused scheme requiring careful planning, stakeholder coordination, and safe execution within agreed timeframes. The Role You will oversee the project from mobilisation through to completion. Key responsibilities include: Overall project leadership and delivery Programme planning and progress reporting Managing site teams and subcontractors Commercial and cost control Client and stakeholder liaison About You Proven Project Manager experience on demolition projects Strong programme and commercial awareness Ability to manage multiple workstreams SMSTS and CSCS essential
IR35 Status:
Outside IR35

CV-Library Oxfordshire, UK Contractor
CL
Feb 27, 2026  
Site Engineer - Demolition Project
Site Engineer - Demolition Project Location: Oxford Rate: Competitive day rate (Inside / Outside IR35 - TBC) Duration: 6 months Start Date: March 2026 Project Value: £9 million The Opportunity An opportunity has arisen for an experienced Site Engineer to join a well-established contractor delivering a £9m demolition-led project in Oxford. This is a fast-moving scheme offering strong site exposure and a clear scope of works from enabling through to completion. The Project The project is a demolition-focused scheme with associated groundworks and enabling works, requiring accurate setting out, coordination, and strong technical input throughout the programme. The Role You will support site delivery from commencement through to completion, ensuring engineering works are carried out safely, accurately, and in line with programme requirements. Key responsibilities include: Setting out and surveying works Supporting site management with day-to-day engineering requirements...
IR35 Status:
Outside IR35

CV-Library Oxfordshire, UK Contractor
CL
Feb 21, 2026  
Pipefitter
Pipefitter Bicester £28 per hour 42 hours per week CIS 4-6 weeks Commercial Pipefitter required for Copper Pipe installations. CSCS required, along with tools and transport to site For more information, please call David Bates @ ARM on (phone number removed) Disclaimer: This vacancy is being advertised by either Advanced Resource Managers Limited, Advanced Resource Managers IT Limited or Advanced Resource Managers Engineering Limited ("ARM"). ARM is a specialist talent acquisition and management consultancy. We provide technical contingency recruitment and a portfolio of more complex resource solutions. Our specialist recruitment divisions cover the entire technical arena, including some of the most economically and strategically important industries in the UK and the world today. We will never send your CV without your permission. Where the role is marked as Outside IR35 in the advertisement this is subject to receipt of a final Status Determination Statement from the...
IR35 Status:
Outside IR35

CV-Library Bicester, Oxfordshire Contractor
CL
Dec 04, 2025  
5359 - E&I Package Manager
E&I Package Manager Surrey (hybrid) circa £70 per hour LTD (Outside IR35) initially 12 months Mon-Fri Advantage Resourcing is partnering with a leading engineering organisation to recruit an E&I Package Manager based in Surrey. You will be responsible for the delivery of major electrical packages for a significant Brownfield / Greenfield facility.   What will you be doing? Be the focal point between the Client and the Business Work with packages which include modifications to the existing power management system, existing 11kV switchgear and for new transformers, as well as other Electrical equipment such as 110kV switchgear, etc. Drive the multi-functional delivery, including integrating with the construction team on ROS dates, build sequence etc and facilitating stakeholder buy-in. Support the engineering disciplines with a broad understanding of the scope.  A couple of things you should know: Solid engineering background to facilitate technical issues...
IR35 Status:
Outside IR35

CV-Library Oxshott, UK Contractor
CL
Feb 26, 2026  
Fire Door Carpenter
Fire Door Carpenter – West London (Remedial Works) £220 per day + mileage | 6-Month Rolling Contract | Outside IR35 | Weekly Pay | ASAP Start We are looking for an experienced Fire Door Carpenter for West London, working exclusively on remedial fire door works. This is a centralised role, so candidates must be based in West London, as all work is within the local area. Key Details Rate: £220 per day + mileage Contract: 6-month rolling, outside IR35 Pay: Weekly, every Friday Location: West London (local candidates only) Start: ASAP Tools & Vehicle: Must have own tools and vehicle (van or large car preferred) Qualifications: NVQ Level 2 in Fire Door Installation (mandatory) About the Role You will be working with a large client on ongoing remedial fire door projects, providing a long-term opportunity for the right candidate. All work is remedial, including surveying, repairing, adjusting, and maintaining existing fire doors to ensure compliance with safety standards....
IR35 Status:
Outside IR35

CV-Library London, UK Contractor
CL
Feb 22, 2026  
Project Planner - ASTA
Project Planner – Outside IR35 18-Month Contract | Large-Scale M&E Data Centre Projects JL Renewable Solutions is working in partnership with a new and exciting client to appoint an experienced Project Planner on an exclusive Outside IR35 contract. This is a long-term opportunity working on major M&E data centre projects, offering stability, technical challenge, and involvement in large-scale infrastructure programmes. The Role As Project Planner, you will be responsible for developing, managing and maintaining project programmes across complex M&E works. You’ll work closely with project teams to ensure accurate planning, progress reporting and effective programme control. Key Requirements * Proven experience as a Project Planner within M&E / Building Services * Strong working knowledge of ASTA Powerproject (essential) * Exposure to Primavera P6 (beneficial but not essential) * Experience working on large-scale data centre...
IR35 Status:
Outside IR35

CV-Library London, UK Contractor
CL
Feb 14, 2026  
BMS Commissioning Engineer
BMS Commissioning Engineer Contract We have a fantastic contract opportunity for an experienced Tridium BMS Commissioning Engineer to join an exciting and prestigious project in London. On offer is an initial 6 month contract (with the potential to extend), c£40 - £48 per hour, and the opportunity to work on one of London’s most interesting new projects in central London The BMS Commissioning Engineer position:- As a BMS Commissioning Engineer, you will have fantastic experience and knowledge of commissioning Building Management Systems, in particular Tridium Niagara.  You will be required to perform software modifications and full commissioning. The project is in central London and is a very prestigious refurbishment of a historical building. The project is a mixed use development incorporating a hotel, high end luxury residences, and shops and will be using state of the art new smart building technology. Key skills of the BMS Commissioning Engineer:- Exceptional technical...
IR35 Status:
Outside IR35

CV-Library London, UK Contractor
CL
Feb 13, 2026  
Senior HVAC Design Engineer
We are looking for an experienced Senior HVAC Design Engineer, in our London office of our Client, focusing on the Commercial sector witin their experienced team. You will have the opportunity to work on some of the most exciting and technically challenges projects within this fast paced sector. Our award winning international Client are currently involved in numerous projects, working both within the UK and across EMEA. Candidates will support the team in developing designs for mechanical distribution systems from CHW, HVAC, Fuel to LTHW Provide advice to clients regarding mechanical systems/requirements available to meet their business needs. Leading the design of Commercial Project mechanical systems and equipment (Building Services) Provide written reports of system options in the form of design development notes. Produce technical specifications for mechanical systems, ensuring compliance with relevant standards and client requirements Ensure coordination other...
IR35 Status:
Outside IR35

CV-Library London, UK Contractor
CL
Jan 21, 2026  
Senior HVAC Design Engineer
We are working with this leading multi national data centre and mission critical specialist who are working on schemes across UK and europe. With data centres being crucial components of today's infrastructure, supporting everything from business to public services. Operators must ensure the longevity, efficiency, and sustainability of their sites while optimizing them for mission-critical tasks. The teams are at the forefront of designing innovative and energy-efficient data centres, ensuring that our clients meet their goals of performance, cost-efficiency, and sustainability. The Opportunity Join our international and multidisciplinary team of passionate design engineers and help us create high-quality, sustainable, and innovative data centre structures. You will work on medium to large-scale mission-critical projects, covering all stages of design - from concept to construction supervision and handover. As part of an interdisciplinary team of architects, advisors &...
IR35 Status:
Outside IR35

CV-Library London, UK Contractor
CL
Jan 14, 2026  
REVIT MEP Technician
We are working with a thriving London office of an Global MEP Consulting engineers. They are looking for an experienced MEP REVIT technician to join them on an on going contract based in their Central London offices This is an on-going requirement outside IR35 Candidates should have three years plus specific REVIT MEP experience working either for a Consulting Enginers/ Contractor or REVIT Bureau 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 workplace and is an equal opportunity employer. Eden Brown is acting as an Employment Business in relation to this vacancy
IR35 Status:
Outside IR35

CV-Library London, UK Contractor
CL
Dec 28, 2025  
MEP Design Manager - Data Centres
Our client is a dynamic, fast growing data centre consultant operating both in the UK and internationally. They have grown rapidly and have earned a fantastic reputation across DC expansion projects, white space and hyper scale dc schemes To support these exciting schemes they are looking for an MEP Design Manager to join the team The Design Manager will oversee and coordinate the design aspects of construction projects from inception to completion. Your primary responsibility will be to ensure that the design meets our client's requirements, adheres to regulatory standards, and offer value engineering solutions. You will collaborate with architects, engineers, contractors, and the project team to develop and implement design strategies that align with project goals. Additionally, the Design Manager will coordinate with external designers for each project and report any design risks to the Projects Director. The ideal applicant will be from an Electrical or HVAC...
IR35 Status:
Outside IR35

CV-Library London, UK Contractor
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