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Contractor 18
Construction Outside IR35 Slough

18 jobs found in Slough

CL
Jun 26, 2026  
Principal Mechanical Engineer - NW London
PSR Solutions are seeking an experienced Principal Mechanical Engineer to support a major infrastructure project in North West London. This is a long-term contract opportunity working on a complex, multidisciplinary scheme within a fast-paced project environment. Role Overview You will lead mechanical engineering activities from design through to delivery, ensuring systems are compliant, buildable, and delivered in line with programme and quality expectations. Key Responsibilities Lead and review mechanical design to ensure compliance and buildability Deliver mechanical solutions across building services and infrastructure systems Support design assurance, risk assessments, and technical reviews Contribute to safety studies (HAZID, HAZOP) Manage technical documentation and coordinate with design teams Work with site teams to resolve design and installation issues Attend testing and commissioning activities Liaise with commercial and planning teams to maintain programme...
IR35 Status:
Outside IR35

CV-Library North West London, London Contractor
CL
Jun 26, 2026  
Principal Communications Engineer - Rail
PSR Solutions are recruiting for an experienced Principal Controls & Communications Engineer (CRE) to support major Network Rail projects with a leading UK engineering contractor. This contractor has a strong pipeline of work across rail infrastructure, known for delivering complex multidisciplinary projects with a practical, delivery-focused approach. Role Overview Acting as the Communications CRE, you'll lead design assurance and delivery across control systems and telecoms packages, ensuring compliance, safety, and buildability across the project lifecycle. Key Responsibilities Act as CRE on Network Rail projects Lead design across SCADA, PLC, BMS, DCS and telecoms systems (CCTV, GSM-R, FTN, PAVA, VOIP, RF) Carry out CAT2 checks and ensure compliance with NR standards Manage design documentation, RFIs, TQs, and approvals Coordinate with BIM/CAD teams for design integration Support HAZID / HAZOP / HAZCON processes Attend FAT/SAT and commissioning activities Interface...
IR35 Status:
Outside IR35

CV-Library North West London, London Contractor
CL
Jun 27, 2026  
Associate Asbestos Surveyor
Position: Associate Asbestos Surveyor (Residential Projects) Location: Hemel Hempsted, Aylesbury, St Albans, NO travel into London!! Contract: Long-Term, Ongoing Rate: £240 - £280 per day with uncapped OTE (Outside IR35) Expenses: Parking and postage costs covered An excellent long-term contract opportunity is available for an experienced Associate Asbestos Surveyor to join a leading UKAS accredited environmental consultancy. This role offers the chance to work on a stable portfolio of residential projects concentrated exclusively in the HP postcode areas and the surrounding Home Counties. The geographically focused nature of the work ensures that your travel time will be significantly minimised, allowing you to focus on the surveying tasks at hand. And most importantly this is a contract where you will NOT be travelling into London. Your Responsibilities Will Include: Conducting Management and Refurbishment & Demolition (R&D) surveys on residential properties using...
IR35 Status:
Outside IR35

CV-Library Hemel Hempstead, Hertfordshire Contractor
CL
Jun 27, 2026  
Design Coordinator
Design Coordinator – Infrastructure Projects Location: Surrey Rate: £300 - £380 (Outside IR35 considered) Duration: 12 months Start: ASAP We are seeking an experienced Design Coordinator to support the delivery of civil and MEICA projects within a large capital programme. This role sits within the engineering and design management team and focuses on ensuring projects are technically coordinated and fully developed prior to construction. The successful candidate will play an important role during the pre-construction and detailed design phases, helping to ensure design deliverables, procurement requirements and delivery planning are aligned before work begins on site. Working closely with design partners, procurement teams and project delivery teams, you will review design outputs to ensure they comply with contractual, regulatory and technical requirements. You will also support the development of robust delivery plans by coordinating surveys, testing and inspections...
IR35 Status:
Outside IR35

CV-Library Surrey, UK Contractor
CL
Mar 15, 2026  
Senior Construction Manager
Senior Construction Manager (Outside IR35-LTD) Certain Advantage is hiring for a Senior Construction  Manager based in the Surrey area. This role is on a contract basis and is site-based. The Company We’re working with an engineering company specialising in delivering innovative solutions across aerospace, defence, energy, and government sectors. Does this sound like your next career move? If you’re ambitious to grow, this may be your next role? The Role: This role is for a Senior Construction Manager—someone ambitious and ready to make an impact. You’ll be results-oriented and driven to succeed. You’ll be leading a small, experienced, and collaborative team, and be responsible for: EPCI Bid Support for Indonesian Project Support the development of ITB Development of the construction execution plan for the EPC Phase Participate in project constructability workshopsThe Individual We’re looking for people who can show: EPC and FEED LNG experience in a similar roleThe Benefits:...
IR35 Status:
Outside IR35

CV-Library Leatherhead, UK Contractor
CL
Jun 26, 2026  
Site Engineer-Euston HS2-CIS/Outside IR35
Due to an increase in workload on their works on HS2, our client, a top Civil Engineering and Utilities Contractor are seeking a Site Engineer to support these works which include major Gas, Water and Electric Diversions along with Heavy Civils works. Based from site, daily duties will include Setting Out, QA, Overseeing Contractors on site and reporting. To be considered for this role, you will have a minimum of an HNC in Civil Engineering and will hold CSCS and SMSTS certification. You must also have Utilities and Civils experience with HS2 an advantage also. In return, a top rate is on offer which is Outside IR35 and comes with an immediate start and long term contract. This is a great opportunity with a top team of people who we know well 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 Camden, Greater London Contractor
CL
Jun 27, 2026  
Commercial Manager
Commercial Manager – Data Centres – Europe Salary/Rate: Up to £120,000 + Package or circa £500/day (Outside IR35) O’Neill & Brennan are currently working with a leading Tier 1 Main Contractor with a strong international presence and an impressive pipeline of secured data centre projects across Europe. Due to continued growth and several major project awards, they are seeking an experienced Commercial Manager to join their specialist team delivering large-scale, technically complex data centre developments. This is an excellent opportunity for an ambitious Commercial Manager looking to work on some of the most high-profile mission-critical projects in Europe, with full relocation support provided including flights, accommodation and living allowance. You will work closely with senior operational and commercial teams, taking ownership of the commercial function on major projects from procurement through to final account.  Role Overview  Title: Commercial Manager Sector:...
IR35 Status:
Outside IR35

CV-Library London, UK Contractor
CL
Jun 27, 2026  
Contract Asbestos Surveyor
Job: Contract Asbestos Surveyor, Location: North London, Rate: £240 - £295 p/d + Expenses IR35 Determination: Outside scope Expenses Covered: Postage, parking, ULEZ, TFL Associate Asbestos surveyors are required for an exciting role at a UKAS accredited environmental consultancy. The company has a strong portfolio of residential work centred exclusively in and around the North London area. For that reason also, as a surveyor you can be sure that travel-time between sites and at the start and end of a shift will be kept to a minimum. The role will involve but will not be limited to: * Management and R&D surveys using a PDA. * Sample taking any suspected ACM's * managing own workload on a weekly basis * Submitting reports and samples on a weekly basis About You: You will be a P402 qualified asbestos surveyor who has a demonstrable post qualification track record of experience. You will nearly exclusively be working around the North London region, but must be...
IR35 Status:
Outside IR35

CV-Library North London, London Contractor
CL
Jun 19, 2026  
Quantity Surveyor
Freelance Quantity Surveyor (Procurement Specialist) Location: London (Hybrid / Site-based) Start Date: ASAP Duration: 2-3 months initial contract Day Rate: £300 - £400 / day (Dependent on Experience) Outside IR35 Available About the Role We are a leading specialist façade contractor with an immediate requirement for an experienced freelance Quantity Surveyor to support our commercial team on a live London project. This is a hands-on, procurement-focused role. Working closely as a No. 2 alongside a Senior QS, your primary objective will be to take full ownership of subcontract procurement packages, drive output, and significantly relieve workload for the wider team. We need someone who loves the detail and thrives on hitting procurement milestones. Key Responsibilities End-to-End Subcontract Procurement: Manage the full cycle including issuing enquiries, analyzing tender returns, producing detailed comparisons, negotiating terms, and final order placement. Package...
IR35 Status:
Outside IR35

CV-Library London, UK 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
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
May 12, 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
Mar 07, 2026  
Data Centre Design Manager (MEP)
Our client is a dynamic, fast growing data centre Construction Support 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 clients 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...
IR35 Status:
Outside IR35

CV-Library London, UK Contractor
CL
Jun 19, 2026  
ECoW - Solihull
Your new company My client is a part of a group that offers a range of services, including ecological consultancy. They were established over 40 years ago and have provided services to their clients nationally ever since. They work on a range of large scale infrastructure projects as well as conservation and others. Your new role My client is seeking experienced Ecological Clerk of Works (ECoW) professionals to support ongoing construction and infrastructure projects on an Ad-Hoc basis. You'll oversee on-site ecological compliance, provide expert advice to contractors, and ensure works are delivered in line with project-specific mitigation measures and protected species legislation. This contract can be offered outside IR35. What you'll need to succeed Proven experience working as an ECoW on active construction sites Strong understanding of UK wildlife legislation and protected species mitigation Ability to deliver clear, practical advice to site teams and contractors...
IR35 Status:
Outside IR35

CV-Library Aylesbury, Buckinghamshire Contractor
CL
Jun 19, 2026  
ECoW
Your new company My client is a part of a group that offers a range of services, including ecological consultancy. They were established over 40 years ago and have provided services to their clients nationally ever since. They work on a range of large-scale infrastructure projects as well as conservation and others. Your new role My client is seeking experienced Ecological Clerk of Works (ECoW) professionals to support ongoing construction and infrastructure projects based between Oxford and Didcot. You'll oversee on-site ecological compliance, provide expert advice to contractors, and ensure works are delivered in line with project-specific mitigation measures and protected species legislation. This contract can be offered outside IR35. What you'll need to succeed Proven experience working as an ECoW on active construction sites Strong understanding of UK wildlife legislation and protected species mitigation Ability to deliver clear, practical advice to site teams and...
IR35 Status:
Outside IR35

CV-Library Aylesbury, Buckinghamshire Contractor
CL
Jun 27, 2026  
Site Manager
Site Manager Water Infrastructure Outside IR35 Contract £350 We are currently recruiting for an experienced Site Manager to support the delivery of clean water infrastructure projects within the UK water sector. This is a hands-on role overseeing day-to-day site operations across live civils and MEICA works, ensuring projects are delivered safely, efficiently, and in line with programme requirements. You will be responsible for coordinating subcontractors, managing site activities, maintaining health and safety standards, and driving quality across all phases of delivery. The successful candidate will have previous experience working on clean water projects for Tier 1 or Tier 2 contractors and will be confident managing operational teams within busy AMP framework environments. Experience across pipeline, network, pumping station, or treatment works projects would be highly advantageous. This is an excellent opportunity for a driven and collaborative Site Manager looking for...
IR35 Status:
Outside IR35

CV-Library Bromley, UK Contractor
CL
Jun 27, 2026  
Project Manager
Project Manager Water Infrastructure Outside IR35 Contract £500 per day We are currently looking to speak with experienced Project Managers for a long-term contract opportunity supporting major clean water infrastructure projects within the UK water sector. This role will see you overseeing the delivery of clean water schemes from pre-construction through to completion, managing programme, commercial, operational, and stakeholder requirements across live projects. You will work closely with delivery teams, subcontractors, and clients to ensure projects are delivered safely, on time, and to specification. The ideal candidate will have a strong background delivering clean water infrastructure projects for Tier 1 or Tier 2 contractors and will be comfortable operating within fast-paced AMP framework environments. Previous experience managing civils, MEICA, pipeline, or network improvement works would be highly beneficial. This is an excellent opportunity for a proactive and...
IR35 Status:
Outside IR35

CV-Library Bromley, UK Contractor
CL
Jun 24, 2026  
Stock Condition Surveyor & RDSAP
Stock Condition Surveyor + RDSAP Location:  Hampshire  Contract: Outside IR35 | Paid per survey | Immediate Start | TSA Surveying are currently partnering with a leading building consultancy to recruit a Stock Condition Surveyor for an ongoing project based in Hampshire. Key Responsibilities: Conduct stock condition surveys on social housing properties, including kitchens, bathrooms, and assessments under HHSRS. RDSAP assessments. Identify defects, wear and tear, and potential hazards. Assess the remaining lifespan of key components such as kitchens and bathrooms. About the Role: Surveys will be completed using asset management software (tablet devices provided). Complete 8-10 surveys per day. Full induction and training on the software provided. Outside IR35 paid per completed survey (houses, flats, and blocks). Completing both stock condition surveys and RDSAP assessments. Ideal Candidate: Fully qualified DEA  Strong knowledge od RDSAP Previous experience in stock...
IR35 Status:
Outside IR35

CV-Library Hampshire, UK Contractor
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