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Contractor 25
Inside IR35 Windsor construction

25 construction jobs found in Windsor

CL
Aug 28, 2026  
Construction Manager
Construction Manager Rate:  £450 to £550 per day INSIDE IR35 Location – Oxfordshire Long term contract available for an experienced Construction Manager with strong background within Highways projects. The Role As Construction Manager you will support the Project Manager concerning the Change Management of the Highways project. This will include managing planning, drawings and changes concerning  drainage and earthworks. You will liaise with the Project Manager and Site Teams on the Changes and provide direction on how the changes affect site operations. Required Experience:  Experienced Construction Manager within the Highways sector. Experienced in Change Management and Planning. Must hold a CSCS What’s in it for you?  Long term contract with a potential duration of up to 12 months with the opportunity to work on a high-profile Highways project. How to Apply If you’re interested in this Construction Manager position, press “APPLY” or send your CV to   Ganymede...
IR35 Status:
Inside IR35

CV-Library Oxfordshire, UK Contractor
CL
Aug 27, 2026  
Senior Quantity Surveyor-Oxford-Highway Construction
URGENT SENIOR QUANTITY SURVEYOR NEED-DIDCOT-LONG TERM Due to the award of a major Highways and Road over Rail Bridge scheme in Oxford valued at over £60m, our client, a world renowned Main Contractor are looking for a Senior Quantity Surveyor to join their Commercial Team on a freelance basis. Based from site (this is 5 days per week) daily duties will include Procurement, Sub Contractor Account Management, Payments, Cost Reporting and Variations. To be considered for this role, you will have a minimum of an HNC in Quantity Surveying and have working experience of NEC Option 4 along with major Highways and Structure experience gained within the Main Contracting environment. In return, a top day rate is on offer which is Inside IR35 and comes with an immediate start and long term contract for the right individual. This is an URGENT and great opening with a top client and really personable team so if interested, please send a copy of your CV to Dave Rowe by email or call Dave on...
IR35 Status:
Inside IR35

CV-Library Oxford, Oxfordshire Contractor
CL
Aug 29, 2026  
Civil Project Engineer
Role: Senior Civil Project Engineer Location: Horton, Buckinghamshire Rate: £500p/d (inside IR35/Umbrella PAYE) Duration: 12 months+/Ongoing Industry: Water/Wastewater Are you ready to take the next step in your engineering career and play a key role in delivering complex, high-value infrastructure projects? We are seeking driven and capable Project Engineer's to support the successful delivery of a major Multi discipline projects for a leading partner to Thames Water. As a Project Engineer, you will be involved throughout the full project lifecycle, from initial planning and design coordination through to construction, commissioning and handover. Working closely with Project Managers, site teams, subcontractors and clients, you will help ensure projects are delivered safely, on time, within budget and to the highest quality standards. This role offers a varied mix of technical, commercial and operational responsibilities, providing excellent opportunities for career...
IR35 Status:
Inside IR35

CV-Library Horton, Slough, UK Contractor
CL
Sep 02, 2026  
Site Engineer
Site Engineer – Heathrow Airport (Inside IR35) Site Engineer 📍 Heathrow Airport, London The Opportunity We are seeking an experienced Site Engineer to join a major infrastructure programme at Heathrow Airport. Working as part of a high-performing delivery team, you will play a key role in the successful delivery of civil engineering and construction works within a live airport environment. This is an excellent opportunity for a Site Engineer with experience in major infrastructure, aviation, rail, highways, or complex civil engineering projects. Key Responsibilities Setting out and surveying works in accordance with project requirements. Ensuring works are delivered safely, efficiently, and to specification. Producing and maintaining accurate site records and as-built information. Supporting subcontractors and site teams with technical guidance. Reviewing drawings, specifications, and construction documentation. Managing quality assurance processes, inspections,...
IR35 Status:
Inside IR35

CV-Library Heathrow Airport (LHR), Hounslow, UK Contractor
CL
Aug 27, 2026  
Senior Quantity Surveyor
SENIOR QUANTITY SURVEYOR READING HYBRID 3 – 6 MONTH CONTRACT INSIDE IR35 Our client is a Main Contractor within the water sector, and they are currently recruiting for a Contract Senior QS to work in Berkshire & Oxfordshire for 3-6 months on the Thames Water Framework. The initial project is to deliver the commercials on a £5m project, implementing new services and diversions (clean and foul), comprising on civils and pipework. The Senior QS should have experience of NEC3/4 contracts and be from a civil engineering background. Having previously worked within the water sector would be an advantage. Responsibilities: * Valuations * Cost planning & change control * Subcontractor payments * CVR’s * Monthly commercial forecasting/reporting * Cash flow & progress reporting * Final accounts and audits Skills & qualifications: * BEng/HNC in Quantity Surveying or by experience * A background in the delivery of civil engineering projects *...
IR35 Status:
Inside IR35

CV-Library RG1, Reading, Berkshire Contractor
CL
Aug 26, 2026  
Senior Quantity Surveyor
Senior Quantity Surveyors required to work for Principal Contractor on High Speed Rail Major Works Programme. Contract - Inside IR35 9 Month Contract Initially on an ongoing contract basis Based at North Acton & West London  Senior Quantity Surveyors with NEC Contracts experience and major infrastructure projects experience essential. Civils/Rail or MEP experience. Good Subcontract Management and reporting experience on major projects. Previous experience working as a Senior Quantity Surveyor for Tier 1 or Tier 2 Sub-Contractor. Sub Contractor Management experience essential. Reporting Experience. Role Brief: The role of Senior Quantity Surveyor is responsible for providing accurate and value generating input to projects alongside working with the delivery teams. Ensure subcontractor management, forecasting and delivery. Key Responsibilities •Inputting to the efficient and effective management and issuing of accurate, timely and compliant notices and correspondence....
IR35 Status:
Inside IR35

CV-Library North Acton, London, UK Contractor
CL
Aug 27, 2026  
Senior Solicitor
Westminster City Council are looking for an Interim Commercial & Property Litigation Solicitor. Minimum £422 per day. Inside IR35. Fully Remote. Information about the role: This is a specialist civil litigation and commercial property litigation role. You will run your own caseload of complex contentious matters for one of the most active and high-profile local authorities in the country - development land and telecoms disputes, commercial landlord and tenant work, dilapidations, forfeiture, breach of covenant, possession claims and contractual disputes - in the County Court, the High Court and the Property Tribunals. The work is genuinely comparable to a good commercial property litigation seat in private practice, with the difference that you have a single, engaged client, a real say in how matters are run, and cases that shape a major central London estate. Why this might suit you if you are in private practice Work from anywhere in the UK. This role is remote by default...
IR35 Status:
Inside IR35

CV-Library Westminster, London Contractor
CL
Aug 28, 2026  
Mid-Weight Interior Designer
Morson Edge are working with a leading multidisciplinary consultancy to recruit two Mid-Weight Interior Designers on a 12-month contract basis to join their London studio. These positions sit within a growing Interior Design team delivering a diverse portfolio of projects across regulated and complex sectors including government, defence, energy, commercial workplace, education, healthcare, hospitality and transport. Due to a strong pipeline of security-sensitive projects, candidates must hold a British passport and be eligible to obtain Security Clearance (SC). The roles offer a hybrid working arrangement, typically involving 3 days per week in the London office and 2 days working remotely. The Opportunity We are looking to speak with creative and technically capable Interior Designers who can contribute across all stages of project delivery, from concept design through to technical documentation and construction support. One position will focus heavily on...
IR35 Status:
Inside IR35

CV-Library London, UK Contractor
CL
Aug 28, 2026  
Procurement & Supply Chain Specialist
A major infrastructure client is seeking an experienced Procurement & Supply Chain Specialist to help drive procurement excellence, assure supply chain performance and support the successful delivery of high-value projects. Role: Procurement & Supply Chain Specialist Duration: 12-month contract Pay: Up to £500 p/day (Inside IR35) Location: London (Hybrid) Other: Eligible to obtain BPSS clearanceYou'll act as a key interface between project teams, commercial functions and the wider supply chain, as well as provide procurement leadership and assurance across multiple workstreams. Key Responsibilities: Act as the primary interface between project, commercial and supply chain functions, ensuring alignment and consistency across procurement activities. Provide assurance on procurement and subcontracting activities, ensuring adherence to programme standards, policies and best practices. Coordinate and manage forward procurement pipelines while ensuring opportunities are...
IR35 Status:
Inside IR35

CV-Library London, UK Contractor
CL
Aug 27, 2026  
Technical Lead/Architect
Role: Technical Lead / Architect Location: London, Bristol or Birmingham (Hybrid - 3 days each week on site) Duration: 6 Months Day Rate: £700 - £750 per day inside IR35 Experience: Strong hands on experience in Cisco data centre networking (NX OS, VXLAN EVPN) Proven ability to build and support automation in production environments Comfortable working across networking and software tooling Experience working in structured delivery environments with change control and governance Strong problem solving and troubleshooting skills across both network and automation layers Ability to work collaboratively with TDA, delivery, testing and operations teams Essential skills Cisco NX OS, including VXLAN BGP EVPN, vPC, SNMPv3, TACACS+ Cisco NDFC including fabric templates, Recalculate and Deploy, out of sync detection and image management. EVPN VXLAN and multi site EVPN architecture, including live production migration design and rollback within constrained change windows. Python for...
IR35 Status:
Inside IR35

CV-Library London, UK Contractor
CL
Aug 27, 2026  
eCommerce Assistant
Role: Digital Assistant Location: London Duration: Initial contract until end of September (potential extension to 6 months) Rate: £(Apply online only) a day IR35 Status: Inside Working Pattern: Hybrid (3 days in office) 🚀 Looking to take the next step in your eCommerce career? We're partnering with a leading global consumer brand to find an organised and proactive Digital Assistant to join their Online team. This is a fantastic opportunity for someone with around a year's experience, or a strong graduate looking to build a long-term career in eCommerce, digital or online trading within a global beauty/retail business. What you'll be doing: ✅ Supporting the Online team with day-to-day administration and coordination ✅ Managing spreadsheets, trackers and product information ✅ Coordinating website assets with product and marketing teams ✅ Assisting with website updates and online trading activity ✅ Creating and maintaining product packs for launches and merchandising...
IR35 Status:
Inside IR35

CV-Library London, UK Contractor
CL
Aug 27, 2026  
Planned Surveyor
Interim Commercial Surveyor North London | 6-Month Contract | £350-£400 per day | 4 Days On Site We are recruiting on behalf of a well-established organisation in North London for an experienced Commercial Surveyor to join their property team on an initial 6-month contract. This is a fantastic opportunity to work within a small, collaborative team where you'll play a key role in delivering a responsive and customer-focused property service across a varied portfolio. The Role As Commercial Surveyor, you'll be responsible for overseeing a range of surveying activities, including repairs, maintenance, inspections and contractor management. You'll ensure works are delivered to a high standard, meet compliance requirements and provide value for money. Working closely with internal teams and contractors, you'll help maintain and improve the organisation's property portfolio while delivering an excellent service to customers. Key Responsibilities Carry out property inspections...
IR35 Status:
Inside IR35

CV-Library North London, London Contractor
CL
Aug 27, 2026  
Building Safety Project Manager
Goodman Masson is currently working with a social housing organisation in London to recruit for an interim Building Safety Project Manager. Rate - £450 - £550 a day INSIDE IR35 umbrella This is an exciting opportunity to lead a diverse portfolio of major construction and building safety projects, including fire safety improvements, remediation programmes, planned investment works and wider capital projects. You'll take projects from inception through to completion, ensuring they are delivered safely, on time, within budget and fully compliant with current legislation. If you're passionate about building safety, project delivery and improving homes for residents, this is a fantastic opportunity to make a lasting impact. The Role As Building Safety Project Manager, you'll oversee multiple construction projects while managing consultants, contractors and key stakeholders throughout the project lifecycle. Your responsibilities will include: Managing a portfolio of capital...
IR35 Status:
Inside IR35

CV-Library London, UK Contractor
CL
Sep 02, 2026  
Estimator
Estimator - Electricity Transmission & Distribution   Location: Remote (London is where the client office is) Sector: Electricity Transmission & Distribution Projects: National Grid / High Voltage Infrastructure Contract: Contract - Inside IR35 Rate/Salary: £500 - £600 per day   We are currently recruiting for an experienced Estimator to support the delivery of major electricity Transmission & Distribution projects, working across National Grid and high-voltage infrastructure programmes.   This is an excellent opportunity for an Estimator with experience in the power, utilities or energy sector to become involved in major UK infrastructure projects, including substations, HV cabling and associated civil and electrical works.   The Role   Working as part of the estimating and pre-construction team, you will be responsible for developing robust and accurate estimates across different stages of the project lifecycle.   Responsibilities will include:...
IR35 Status:
Inside IR35

CV-Library Central London, London WC2N 5DU, UK Contractor
CL
Aug 29, 2026  
Freelance Senior Quantity Surveyor
SENIOR QUANTITY SURVEYOR | LONDON | 2-MONTH CONTRACT I'm currently recruiting for a Tier 1 Main Contractor looking for an experienced Senior Quantity Surveyor to join their team on a 2-month contract in London. The Role: Senior QS position with a leading Tier 1 Main Contractor London-based project 2-month initial contract £600-£625 per day - Umbrella/ Inside IR35 Up to £450 daily Ltd Company options may be considered for the right individual Immediate availability preferred Looking for: Strong Main Contractor background Proven experience operating at Senior QS level Strong commercial and contractual knowledge Experience managing packages, subcontractors, valuations, variations and final accounts Tier 1 experience highly desirable If you're a Senior QS available immediately and interested in a short-term contract with a major contractor, get in touch for more information. Aldwych Consulting values diversity and promotes equality. No terminology in this advert is intended to...
IR35 Status:
Inside IR35

CV-Library City of London, London Contractor
CL
Aug 13, 2026  
C&I Wire Person / Panel Builder
C&I Wire Person / Panel Builder Employer: UK Atomic Energy Authority Location: Culham Campus, Abingdon, Oxfordshire Contract: 1 year (Inside IR35) Rate: £26.00 per hour (Umbrella) Work Type: Full-time, onsite About the Role We are seeking a skilled C&I Wire Person / Panel Builder to support operations at the MAST-U facility, a leading experimental fusion research environment. This hands-on role involves working across multiple engineering teams, supporting a wide range of control and instrumentation systems. You will split your time between workshop-based panel building and on-plant industrial work, contributing to the construction, testing, fault-finding, and repair of critical systems. Key Responsibilities * Build, assemble, and wire control & instrumentation panels, cubicles, sub-racks, and electronic systems * Carry out fault-finding, diagnostics, and repairs on C&I systems (with and without formal test procedures) * Perform bench testing and...
IR35 Status:
Inside IR35

CV-Library Culham, Oxfordshire Contractor
CL
Aug 05, 2026  
Mechanical Technician
Mechanical Technician Location: Culham Contract Length: 12 Months Working Pattern: Full-time onsite IR35 Status: Inside IR35 Security Clearance: BPSS required Role Overview We are seeking an experienced Mechanical Technician to support shutdown, maintenance and installation activities within a highly regulated engineering environment. The primary focus of the role will be supporting a specialist mechanical assembly team during planned shutdown periods, including preparation and execution activities. In addition, the successful candidate will provide broader mechanical support across plant systems as required. The role involves working on a variety of sophisticated mechanical systems including: * Vacuum systems * Cooling systems * Pressurised systems * Electro-magnetic systems Responsibilities will include installation, maintenance, fault finding, repair and modification of both existing and new systems. As a Mechanical Technician, you will also be expected to...
IR35 Status:
Inside IR35

CV-Library Culham, Oxfordshire Contractor
CL
Aug 29, 2026  
Project Engineer
Role: Project Engineer (Civil or Mechanical Engineering Bias) Location: South east London Rate: Up to£475 p/d (inside IR35/Umbrella PAYE) Duration: 12 months+/Ongoing Industry: Water/Wastewater Are you ready to take the next step in your engineering career and play a key role in delivering complex, high-value infrastructure projects? We are seeking driven and capable Project Engineer's to support the successful delivery of a major Multi discipline projects for a leading partner to Thames Water. As a Project Engineer, you will be involved throughout the full project lifecycle, from initial planning and design coordination through to construction, commissioning and handover. Working closely with Project Managers, site teams, subcontractors and clients, you will help ensure projects are delivered safely, on time, within budget and to the highest quality standards. This role offers a varied mix of technical, commercial and operational responsibilities, providing excellent...
IR35 Status:
Inside IR35

CV-Library Bexley, UK Contractor
CL
Aug 15, 2026  
Electronic Technician
Electronics Technician | Hertfordshire | Contract (Inside IR35) with possibility to go permanent We are looking to hire a skilled Electronics Technician with strong experience and enthusiasm for product development to join an expanding technical R & D team. The role offers the opportunity to collaborate with a group of experienced professionals on a wide variety of innovative and technically demanding projects. These include consumer-facing products and mission-critical devices. The position provides a chance to contribute to meaningful work with real-world impact. Key Skills and Experience: +A practical, hands-on technician with strong soldering ability, including experience working with very fine components and carrying out manual rework on printed circuit boards. +Experience operating within a development-focused environment rather than production, building prototype circuits, implementing design changes, and working from high-level or informal specifications. +Strong...
IR35 Status:
Inside IR35

CV-Library Ware, Hertfordshire Contractor
CL
Aug 28, 2026  
Health Safety & Wellbeing Manager
Are you a Health and Safety Manager with experience on major infrastructure projects for a Tier 1 or Tier 2 contractor? Do you have a strong background delivering underground utilities projects including water, gas, power or telecommunications? Location: South Essex Rate: £450/day inside IR35 Contract Length: Until December(extension likely) Hours: 45 hours per week, Monday to Friday A major contractor is looking to appoint an experienced Health & Safety Manager to support the delivery of a major utilities package on one of the UK's largest infrastructure projects. Working across a programme of utility diversions including water, gas, power and communications, you'll play a key role in supporting the project team, engaging with subcontractors and maintaining strong relationships with the client. This is a site-based role with flexibility to work from home when completing administration or attending meetings remotely. Responsibilities ·Provide day-to-day Health &...
IR35 Status:
Inside IR35

CV-Library Upminster, UK Contractor
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