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Outside IR35 Didcot construction

23 construction jobs found in Didcot

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 20, 2026  
General Manager
General Manager - Utilities / Construction 📍 Reading (100% Office-Based) 💼 Permanent or Contract Opportunity 💰 Highly Competitive Salary / Day Rate (DOE, Outside IR35 for contract) The Opportunity We're working with a growing utilities contractor delivering projects under SSEN Lot 1, covering electricity connections up to 11kV underground and 33kV overhead line (OHL). They are seeking a General Manager to take full ownership of their office-based operations in Reading. This is a key leadership role with responsibility for driving performance across multiple teams and ensuring efficient project delivery. Key Responsibilities Lead and manage the planning, RFQ (pricing), and streetworks departments Act as the Office Lead, overseeing administration, training, and operational processes Provide strong leadership to department heads (direct reports) Drive performance, accountability, and continuous improvement across teams Ensure effective coordination across all business...
IR35 Status:
Outside IR35

CV-Library Reading, Berkshire Contractor
CL
Jun 20, 2026  
General Manager
General Manager - Utilities / Construction 📍 Reading (100% Office-Based) 💼 Permanent or Contract Opportunity 💰 Highly Competitive Salary / Day Rate (DOE, Outside IR35 for contract) The Opportunity We're working with a growing utilities contractor delivering projects under SSEN Lot 1, covering electricity connections up to 11kV underground and 33kV overhead line (OHL). They are seeking a General Manager to take full ownership of their office-based operations in Reading. This is a key leadership role with responsibility for driving performance across multiple teams and ensuring efficient project delivery. Key Responsibilities Lead and manage the planning, RFQ (pricing), and streetworks departments Act as the Office Lead, overseeing administration, training, and operational processes Provide strong leadership to department heads (direct reports) Drive performance, accountability, and continuous improvement across teams Ensure effective coordination across all business...
IR35 Status:
Outside IR35

CV-Library Reading, Berkshire Contractor
CL
Jun 16, 2026  
Lead Electrical Design Engineer
Lead Electrical Design Engineer 12 month contract £65-£75 per hour Outside IR35 Reading - Hybrid This role sits within a specialist engineering team responsible for developing electrical designs from early feasibility through to construction and handover support. It's a key technical position with ownership of design delivery and coordination across multiple stakeholders. Essential requirements: Experience in electrical engineering design within power, utilities or infrastructure environments Ability to produce and review electrical design documentation and calculations Good understanding of UK electrical standards and utility interface requirements Experience working with project teams, contractors and engineers Comfortable supporting projects through design, construction and delivery stages Desirable: Experience within substations, power distribution or HV environments Background in energy, utilities or large-scale industrial projects Exposure to site support and...
IR35 Status:
Outside IR35

CV-Library Reading, Berkshire Contractor
CL
Jun 17, 2026  
Site Agent
We are looking for a Site Agent to join a with previous rail experience and preferably with experience of footbridge/ lift install on AFA schemes with NR. You must have a minimum of CSCS Gold/ Black card, SMSTS, PTW and TWC. It is preferred but not essential to have ALO Co-ordinator. This role has an immediate start date and has a minimum of a 9-month contract with the likelihood of the works being extended with their CP7 framework. This is a great opportunity for long term work with an excellent day rate on offer (outside IR35)! If this is something yourself or someone you know might be interested in, get in touch
IR35 Status:
Outside IR35

CV-Library Tackley, Oxfordshire 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 13, 2026  
Site Engineer
We are looking for a Site Engineer to join a great team working on drainage works in Aylesbury as part of hs2. Daily duties will involve setting out and some QA along with assisting with overseeing labour and contractors on site and health & safety. To be considered you will have a minimum of an HNC in Civil Engineering and hold CSCS certification with SMSTS ideal also. Drainage experience is a MUST gained on civil engineering works. Top day rate on offer which is Outside IR35 and comes with a long term contract and immediate start. If you're looking for work, get in touch
IR35 Status:
Outside IR35

CV-Library Aylesbury, Buckinghamshire Contractor
CL
Jun 18, 2026  
Senior mechanical design engineer
Job Title: Mechanical Design Engineer (Building Services) - Contract Location: Hampshire Rate: £40 per hour (Outside IR35) Contract Length: Ongoing Sector: Local Authority Projects We are currently seeking an experienced Mechanical Design Engineer for a contract role with a well-established consultancy in Hampshire. This opportunity is outside IR35, offering a competitive rate of £40 per hour and the chance to work on a variety of local authority projects. Key Responsibilities: ✔️ Mechanical design for building services projects, including heating, ventilation, and public health systems ✔️ Ensuring designs comply with local authority regulations and industry standards ✔️ Experience with Legionella risk assessments and mitigation strategies ✔️ Collaborating with internal teams and external stakeholders to deliver high-quality solutions ✔️ Site visits and surveys as required Requirements: ✅ Proven experience as a Mechanical Design Engineer in the building services sector ✅...
IR35 Status:
Outside IR35

CV-Library Hampshire, UK Contractor
CL
Jun 13, 2026  
Legionella Risk Assessor
Job Title: Legionella Risk Assessor Location: London, Oxford, Luton, and Cambridge (Regional / Local allocation) Rate: Open to discussion / Market Competitive (Dependent on experience) IR35 Determination: Outside IR35 Contract Length: Ongoing contract The Role: Are you a qualified Legionella Risk Assessor looking for a new opportunity? We are seeking a dedicated professional to join us for an ongoing contract supporting an extensive portfolio across London, Oxford, Luton, and Cambridge. This role offers excellent stability by focusing strictly on high-volume, local work within your designated region. This completely eliminates the need for long-distance national travel, ensuring your daily workload keeps you close to home. Your daily responsibilities will primarily involve conducting comprehensive water hygiene and compliance risk assessments, accurately documenting findings, and producing high-quality compliance reports to meet project milestones. About You: To be...
IR35 Status:
Outside IR35

CV-Library Luton, Bedfordshire Contractor
CL
Jun 18, 2026  
Electrical Inspector
Electrical Inspector 24 month Fixed Term Contract Based in Ampthill Offering up to £40,000 Do you hold an IPC-620 Certification? Do you have experience in final inspection on cables/harnesses? Do you want to work with an industry-leading company? If your answers are yes to these, then this could be the role for you! As the Electrical Inspector, you will be working alongside a market-leading Defence and Aerospace company who are constantly growing and developing. They are always looking to bring on new talents such as yourself and further develop your skills to enable you to grow within the company and industry! Due to the nature of what you will be working on, you will be required to obtain high level MOD security clearance. You will be involved in: Product testing for conformance, which include; typical tests such as continuity, bonding, resistance. Programming and use of ATEs Adherence to work instructions and managing non-conforming products High volume electrical...
IR35 Status:
Outside IR35

CV-Library Ampthill, Bedfordshire Contractor
CL
Jun 13, 2026  
Legionella Risk Assessor
Job Title: Legionella Risk Assessor Location: Northampton, Derby, Coventry, Birmingham, Wolverhampton, Derby, Nottingham, Leicester Rate: Open to discussion / Market Competitive (Dependent on experience) IR35 Determination: Outside IR35 Contract Length: Ongoing contract The Role: Are you a qualified Legionella Risk Assessor looking for a new opportunity? We are seeking a dedicated professional to join us for an ongoing contract supporting an extensive portfolio across London, Oxford, Luton, and Cambridge. This role offers excellent stability by focusing strictly on high-volume, local work within your designated region. This completely eliminates the need for long-distance national travel, ensuring your daily workload keeps you close to home. Your daily responsibilities will primarily involve conducting comprehensive water hygiene and compliance risk assessments, accurately documenting findings, and producing high-quality compliance reports to meet project milestones. About...
IR35 Status:
Outside IR35

CV-Library Northampton, Northamptonshire Contractor
CL
Jun 05, 2026  
Project Manager Water
Project Manager Would you like to work for an inclusive and collaborative company which is achieving great success? My client is working closely with long established clients to deliver a range of water infrastructure and non-infrastructure projects. These works are key to ensuring sustainable, high-quality services for communities across the region. Role Overview We are seeking a Project Manager to take overall responsibility for the successful delivery of allocated multidisciplinary projects. You will lead projects from conception through to completion, ensuring safe and efficient execution within agreed timescales, budgets, and quality standards. This role requires strong leadership, technical knowledge, and commercial awareness, alongside the ability to manage internal teams, external consultants, and key customer relationships. You will be expected to deliver projects in line with core company values, driving service excellence and continuous improvement. Key Responsibilities...
IR35 Status:
Outside IR35

CV-Library Gloucester, Gloucestershire Contractor
CL
Jun 20, 2026  
Senior Quantity Surveyor
Job Description Role: Project / Senior Quantity Surveyor Location: Central North London Project Value & Type: £50m Mixed-Use Development (Part Cut & Carve Refurbishment / Part New Build) Contract Rate: £450-£500 per day (Outside IR35) Permanent Salary: £85,(Apply online only)-£100,(Apply online only) + Package Employment: Freelance / Long-Term Contract / Permanent Duration: Ongoing Start: ASAP The Opportunity A leading developer-contractor is seeking an experienced Project or Senior Quantity Surveyor to join their existing commercial team on a £50m mixed-use development comprising both a significant cut & carve refurbishment and new build construction elements in Central North London. The project is currently in the early stages and involves the refurbishment and redevelopment of an existing structure alongside the construction of new-build residential, commercial and retail accommodation. This role will play a key part in both pre-contract activities and...
IR35 Status:
Outside IR35

CV-Library London, UK 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 19, 2026  
Senior Contracts Engineer
Commercial / Contracts Engineer – Contract – London Location: London This is an excellent opportunity to join a world leading cleantech, renewable and alternative energy company involved in the development of novel green energy solutions on a global scale. The role is working client side and is outside IR35. Role & Responsibilities * Responsible for managing the full lifecycle of major EPC and PMC contracts – including the tendering, negotiation, award, post-award administration, and close-out. * Responsible for negotiation and commercial management of all contracts relating to the engineering programme both during the design and construction phases (EPC). * Prepare and issue RFPs/RFQs, oversee clarifications, conduct bid evaluations, and lead both technical and commercial assessments. * Lead contract and commercial negotiations with contractors, consultants, and suppliers. * Implementation of contractual agreements with suppliers and partners to protect commercial...
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
Jun 17, 2026  
Electrical Engineer
Our client is a well-established engineering company currently looking to recruit several Electrical Engineers for a major M&E project in the London area. This is a long-term opportunity to contribute to a large-scale, high-profile project. Details: * £(Apply online only) per day (Outside IR35) - DOE * Weekly payments * Duration: Ongoing until September 2027 * Start date: ASAP They are seeking an experienced Electrical Engineer with knowledge of the following: * RIBA Stage 4 deliverables * Production of IFC documentation and drawings * Lighting controls (desirable) * Strong construction knowledge This is a design-focused role. The client has advised that experience with Amtech and Dialux would be beneficial, though not essential. The majority of the work will be focused on LV systems. If this opportunity is of interest, please apply or contact Adam using the details provided
IR35 Status:
Outside IR35

CV-Library London, UK Contractor
CL
Jun 13, 2026  
Senior Electrical Engineer
We are supporting a leading UK energy developer delivering large-scale grid-connected infrastructure projects, who are seeking an experienced Electrical Project Engineer to join on an initial 12 month contract. The role sits within an Owner’s Engineer function and will focus on providing electrical engineering oversight across design and construction phases of major power projects. This includes review and verification of contractor designs, supporting key electrical studies (fault level, protection coordination, earthing, and grid compliance), and contributing to the specification and procurement of primary electrical equipment such as transformers and switchgear. You will also be responsible for coordinating electrical design inputs across multiple contractors, managing technical interfaces, and ensuring all engineering deliverables are aligned, controlled, and delivered in line with programme requirements. The role will include regular engagement with site teams during...
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
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