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Contractor 32
Outside IR35 Harrow construction

32 construction jobs found in Harrow

CL
Dec 26, 2025  
Construction Manager - London Underground
Our client, a leading provider in the rail sector, is currently seeking a Construction Manager to join their team on a long-term contract basis, working on the London Underground infrastructure in Central London. This is a civils-focused role, offering the opportunity to work across various locations on the LU network. Key Responsibilities: Managing site works relating to civils, concrete works, scaffolding, and bases Ensuring all construction activities comply with London Underground standards and competencies Coordinating and overseeing subcontractors and workforces Monitoring project progress and addressing any issues promptly Ensuring safety, quality, and environmental standards are maintained on site Reporting on project status to senior management Implementing and managing CCTV systems across worksites Job Requirements: Demonstrable experience in construction management within the rail sector, preferably on the London Underground Strong knowledge of civils works,...
IR35 Status:
Outside IR35

CV-Library London, UK Contractor
CL
Dec 01, 2025  
Mechanical Project Manager – Commercial Fit Out
Mechanical Project Manager – Commercial Fit Out £400/day - Long-Term Contract London We are working with one of the top 30 UK MEP subcontractors to appoint an experienced Mechanical Project Manager for a high-profile commercial fit out project in Central London. This is a long-term contract opportunity, offering stability, a dynamic project environment, and a competitive rate of £400 per day. The Role: You will take full responsibility for the mechanical package, leading the delivery from pre-construction through to completion. This is a client-facing role requiring strong technical knowledge, excellent coordination skills, and a proactive approach to managing programme and quality. Key Responsibilities: * Manage all aspects of mechanical services on-site, including HVAC, plumbing, and public health * Coordinate with internal teams, subcontractors, suppliers, and main contractors * Ensure works are delivered on time, within budget, and to required quality standards * Lead...
IR35 Status:
Outside IR35

CV-Library Camden, Greater London Contractor
CL
Dec 11, 2025  
Stock Condition Surveyor / DEA
Are you looking for work within the Building Surveying industry? Look no further! 1st Select are looking for an experienced Stock Condition Surveyor / Domestic Energy Assessor who would be able to carry out detailed inspections of houses and flats, both internally as well as externally. Our client is a leading Consultancy in the Surveying industry, that has won a large contract covering Soho and we are looking for 3 Stock Condition Surveyors/DEAs to partake in this program. Responsibilities/requirements will include… Stock Condition Surveying Experience Experience with lodging EPCs HHSRS Experience Benefits for the worker Gain more experience in the building surveying industry Flexible working hours *Payment outside of IR35* This will be a 3-month contract with the possibility of leading on to additional work. If this fits your area of expertise, please contact Lucy Saphier
IR35 Status:
Outside IR35

CV-Library City of Westminster, Greater London Contractor
CL
Dec 26, 2025  
OHL Engineer
What if you could do the kind of work the world truly needs? Join a global engineering consultancy that's shaping the future of energy infrastructure and contributing to the UK's journey to Net Zero. You'll collaborate with some of the brightest minds in the field, work on landmark projects, and have access to cutting-edge tools and resources that enable you to do your best work. The Role As an Overhead Line (OHL) Engineer, you'll be part of a multidisciplinary team delivering the next generation of power transmission infrastructure. With major projects already underway and an exciting pipeline ahead, this is a fantastic opportunity to help design and deliver over 300km of new OHL systems across the UK. Key Responsibilities Design overhead power line systems, including the selection of structures, conductors, and insulators. Prepare detailed engineering drawings, specifications, and design documentation using tools such as AutoCAD and PLS-CADD. Conduct site surveys and...
IR35 Status:
Outside IR35

CV-Library London, UK Contractor
CL
Dec 26, 2025  
Planner
Freelance Planner – Data Centre Projects (1 Day per Week, Fully Remote) Location: London (remote, with occasional site touchpoints if required) Rate: £550–£650 per day + Outside IR35 Contract: Long-term, part-time (1 day per week) A leading UK technology and digital-infrastructure provider—known for delivering ultra-secure colocation facilities and high-performance cloud environments—is seeking an experienced Freelance Planner to support ongoing data centre development and upgrade programmes. The business is recognised for its technical excellence, stability, and long-term investment in mission-critical assets. This is an ideal role for a seasoned planner who wants a high-impact, low-frequency engagement, supporting a sophisticated engineering organisation while maintaining full flexibility. You’ll act as the planning specialist for live and upcoming data centre projects, providing clear programme visibility and supporting project delivery teams with accurate forecasting and...
IR35 Status:
Outside IR35

CV-Library London, UK Contractor
CL
Dec 25, 2025  
Mechanical Design Engineer
Our client is a well-established engineering firm currently seeking to recruit a mechanical engineer for a major M&E project within the London area. This is a long-term opportunity to contribute to a large-scale project. For this role the engineer will be carrying out mechnaical design based works. Details: * £375 – 400 a day Outside IR35 * Payments: Weekly * Duration: 6 Months * Start Date: ASAP What they are looking for? * Knowledge of RIBA stage 4 deliverables * Able to produce IFC documentation and Drawings * Good Construction Knowledge * Previous mechanical design experience This is a long term role where the client has an inital 16 weeks worth of work, with there likely being a further 6 months to follow. If this seems of interest, please feel free to apply or contact Adam on the details attached
IR35 Status:
Outside IR35

CV-Library London, UK Contractor
CL
Dec 24, 2025  
Electrical Designer
Electrical Designer - Contract (Outside IR35) Location: London (Full-time Office Based) Contract Type: Outside IR35 | Start Date: Immediate | Rate CIRCA £325 per day negotiable Role Overview: We are seeking an experienced Electrical Design Engineer (intermediate level) to join an M&E and Comms Contractor on a contract basis. You will be responsible for producing detailed Electrical Building Services designs using Trimble/Amtech software. Key Responsibilities: Design and develop electrical building services systems for commercial projects. Perform calculations and produce accurate documentation using Trimble/Amtech. Ensure compliance with current regulations and standards. Work collaboratively with other engineers and project teams.Essential Skills & Experience: Proven experience in Electrical Building Services design. Proficiency in Trimble/Amtech software. Strong knowledge of relevant codes and standards. Ability to work full-time in a London office.Contract...
IR35 Status:
Outside IR35

CV-Library London, UK Contractor
CL
Dec 20, 2025  
Registered Building Inspector (RBI 2F)
Registered Building Inspector (RBI 2F) Location: London Contract Length: Ongoing (Long-term, no fixed end date) Rate: £110–£150 per inspection IR35: Outside IR35 available The Opportunity An established London-based client is seeking an experienced Registered Building Inspector (Class 2F) to support their Building Control team on a flexible, long-term contract basis. The role offers part-time inspection work, with the option of up to 2 full days or 4 half days per week, providing excellent flexibility for inspectors balancing multiple commitments. You will carry out inspections across a varied portfolio of projects, ensuring compliance with current Building Regulations while working closely with a supportive technical team. This is a fantastic opportunity to secure a stable, long-term contract with highly competitive day rates and full autonomy over your working pattern. Key Requirements • Registered Building Inspector: RBI 2F • Strong understanding of Building Regulations and...
IR35 Status:
Outside IR35

CV-Library London, UK Contractor
CL
Dec 03, 2025  
Electrical Engineer
Our client is a well-established engineering firm currently seeking to recruit several Electrical Engineers for a major M&E project within the London area. This is a long-term opportunity to contribute to a large-scale project. Details: * £375 – 400 a day Outside IR35 * Payments: Weekly * Duration: 6 Months * Start Date: ASAP What they are looking for? * Knowledge of RIBA stage 4 deliverables * Able to produce IFC documentation and Drawings * Lighting Control knowledge would be preferable * Good Construction Knowledge If this seems of interest, please feel free to apply or contact Adam on the details attached
IR35 Status:
Outside IR35

CV-Library London, UK Contractor
CL
Oct 08, 2025  
Senior Electrical Design Engineer
We are excited to be working with a modern, innovative Building Services Consultancy, 25 strong, who are looking for a Senior Electrical Engineer to join their close-knit team. Having met and engaged with them, I can personally vouch for their amazing culture - everyone is genuinely supportive, and mentorship is deeply ingrained in how they help their team grow. It's the kind of place where your career can soar - with endless opportunities for growth, the sky's truly the limit here! Role Overview: As a Senior Electrical Engineer, you'll take the lead on a range of exciting projects, bringing your technical know-how and design flair to the forefront. You'll ensure that every project - be it a cutting-edge commercial build or a prison refurbishment is delivered to the highest standards, meeting, and exceeding client expectations. You'll need a degree in Electrical Building Services Engineering (or something similar) along with 5+ years of experience in an Engineering...
IR35 Status:
Outside IR35

CV-Library London, UK Contractor
CL
Aug 12, 2025  
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
Dec 11, 2025  
Stock Condition Surveyor
Are you looking for work within the Building Surveying industry? Look no further! 1st Select are looking for an experienced Stock Condition Surveyor who would be able to carry out detailed inspections of houses and flats, both internally as well as externally. Our client is a leading Consultancy in the Surveying industry, that has won a large contract covering Burnley and we are looking for 3 Stock Condition Surveyors to partake in this program. Responsibilities/requirements will include… Stock Condition Surveying Experience HHSRS Experience Benefits for the worker Gain more experience in the building surveying industry Flexible working hours *Payment outside of IR35* This will be a 3-month contract with the possibility of leading on to additional work. If this fits your area of expertise, please contact Lucy Saphier
IR35 Status:
Outside IR35

CV-Library Wandsworth, Greater London Contractor
CL
Dec 26, 2025  
Senior Electrical Design Engineer
Role:                 Senior Electrical Design Engineer Location:           Southwark, London   Duration:           3 Months IR35 Status:      Outside IR35 Start Date:         Immediate An established consultancy near Southwark, London is urgently seeking an immediately available Senior Electrical Design Engineer for a 3-month contract, with a strong likelihood of extension. The successful candidate will have a proven track record in hotel and residential projects, strong design ownership capabilities, and a commitment to delivering high-quality work. This is a hybrid position, requiring attendance at the office four days per week. Key Requirements: •            Experienced in electrical design on hotel, residential or mixed use development projects •            Strong project design and management experience •            Proven ability to coordinate designs with other stakeholders and disciplines •            Broad knowledge of electrical systems, including: o...
IR35 Status:
Outside IR35

CV-Library City of London, London, UK Contractor
CL
Dec 25, 2025  
BMS Engineer
Are you a BMS Engineer and looking for a role that'll propel your career forwards? Bring your skills and expertise to this exciting 6-month contract role, outside IR35, and support a range of operations within our client's specialist engineering, architecture, construction, and environmental consultancy, based in London. This opportunity offers the opportunity to work to a hybrid working arrangement, with occasional site visitation. -Competitive hourly rate ranging from £55-£63 (depending on experience). -Hybrid working arrangement. Responsibilities: -Oversee the design, development, and maintenance of complex EPMS and HVAC control systems, creating detailed specifications, drawings, and documentation. -Liaise with multidisciplinary project teams to support the development of Point Lists and Sequences of Operations, adhering to industry, safety, and client standards. -Manage all project deliverables, focusing on QA and QC reviews, technical bid assessments, contract...
IR35 Status:
Outside IR35

CV-Library City of London, London Contractor
CL
Dec 25, 2025  
Electrical Design Engineer
Are you a seasoned Electrical Design Engineer and ready for the next step in your career journey? Our client, a leading engineering consultancy, based in London, is on the hunt for one talented individual to join their team, on a contract basis, outside IR35. This organisation is offering the opportunity to work on a hybrid basis, with a frequent presence at their main office. The chosen candidate will be able to expand their experience and expertise through a variety of Data Centre projects. -Competitive hourly rate of £45-£50 (depending on experience). -Hybrid working arrangements (3 days on-site). Responsibilities: -Create intricate electrical system designs and specifications, for a variety of Data Centre projects, ensuring alignment with client requirements. -Maintain compliance with current regulations, standards, and project requirements, ensuring designs are efficient and promote sustainability. -Coordinate with multidisciplinary professional teams to ensure all...
IR35 Status:
Outside IR35

CV-Library City of London, London Contractor
CL
Dec 21, 2025  
Site Manager
Site Manager Central London £42 per hour - outside IR35 (45 hours per week) 3 month initial contract Are you an experienced Site Manager who is looking for their next contract? Are you looking for a new contract to start in January? If so, please read on... Essential skillset: At least 5 years experience as a Site Manager, managing Mechanical Construction projects (piping, HVAC, valves etc) Experience working for a Principal Contractor SMSTS qualification would be a desirable (SSSTS as a minimum) Strong knowledge of CDM regulations Experience running toolbox talks, H&S assessments and management Desirable: Experience as a Site Manager for Building Management System or Building Automation System projectsIf this sounds like a good fit for you, please get in touch with Kate Blackwell at JAM Recruitment ASAP
IR35 Status:
Outside IR35

CV-Library City of London, London Contractor
CL
Dec 20, 2025  
Electrical Design Engineer
Looking for a role where your work truly makes a difference? Our client, an established construction firm, are looking for a skilled Electrical Design Engineer to join their team, on a 6-month contract basis, outside IR35. This opportunity offers an on-site working arrangement, whereby the chosen candidate will work from our client's London office. Join now to gain the opportunity to work on a range of major projects, allowing you to grow your professional portfolio. -Competitive day rate ranging from £350-£400 (subject to experience). -On-site working arrangement. Responsibilities: -Produce and develop intricate electrical system designs, from concept through to detailed design, focusing on power distribution, lighting, and emergency systems. -Establish in-depth drawings, specifications, calculations, reports, and key documentation, ensuring alignment with industry standards and regulations. -Liaise with key project professionals, including BIM, mechanical, structural, and...
IR35 Status:
Outside IR35

CV-Library City of London, London Contractor
CL
Dec 20, 2025  
MEP Coordination Manager
We are looking for a talented MEP Coordination Manager to join an M&E specialist subcontractor client of ours. This is an opportunity to work on a 6-month contract basis, outside IR35, splitting time between the London office and on site. This would be supporting the delivery of a high-profile commercial project at stage 5. -Competitive day rate ranging from £400-£420 (subject to experience). Responsibilities: -Direct and manage professional design and delivery teams, across a range of disciplines, supporting project delivery from concept to completion. -Produce, maintain, and analyse key documentation, specifications, reports, schedules, models, and drawings, ensuring they remain accurate and up to date. -Provide support through the construction stage, and conduct regular site visits, reviews, and inspections, allowing for alignment with design intent to be ensured. -Ensure site operations comply with key industry regulations, standards, and legislation, whilst also...
IR35 Status:
Outside IR35

CV-Library City of London, London Contractor
CL
Dec 11, 2025  
Senior Electrical Design Engineers
Great opportunity with a market leader to join their mission critical team working on key long term projects within the DC space - both hyper scale and co-lo. They are a global player with an outstanding market leader with a great pipeline of future work They are looking for experienced senior/ principal or associate level design engineers to join them or a long term basis working on a hybrid or semi-remote basis (by agreement) You should have current and developed experience as an electrical design engineer within the building services space and also with the mission critical / data centre space. Excellent rates and position 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 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 City of London, London Contractor
CL
Nov 01, 2025  
MEP REVIT Technician
MEP REVIT Co-ordinator We have an immediately available position for an experienced MEP Biased Co-ordinator to join this thriving Consulting Engineers on an initial 4-6 Month contract The Revit Coordinator should be capable to coordinate the MEP services and confident to sit on BIM Coordination meetings The position 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 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 City of London, London Contractor
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