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Outside IR35 Contractor office manager

29 office manager jobs found

CL
Aug 13, 2026  
Site Manager
Are you an experienced Site Manager with a strong background in industrial fit out projects? This is an opportunity to take control of a £2.5m industrial unit project in Rotherham, involving the installation of racking systems, mezzanine floors and a new office. My client is looking to appoint a Site Manager for a 16 week contract, managing the day-to-day delivery of the project and overseeing up to 15 skilled trade operatives at any one time. You will work closely with the client, contractors and project stakeholders to ensure the programme is delivered safely, efficiently and on target. Why this role stands out Competitive day rate of £280 - £300 per day, outside IR35. 16 week contract on a high-value industrial unit project. Flexible payment options available. August start with a secure, stable business. Join a company with a strong pipeline of similar projects into 2027. What you will be doing Managing and supervising day-to-day site operations. Coordinating labour,...
IR35 Status:
Outside IR35

CV-Library Rotherham, UK Contractor
CL
Aug 09, 2026  
Lead Electrical Engineer (Nuclear)
Lead Electrical Engineer – Nuclear Sector (HV Substation Project) Location: Manchester / Remote Work Pattern: Hybrid (2–3 days in the office, typically Tuesday–Thursday; flexible working can be discussed) Sector: Nuclear Project: HV Substation Project / Small Power & Lighting Contract: About the Role We are seeking an experienced Lead Electrical Engineer to support a major HV Substation Project within the nuclear sector. Reporting to the Project Engineering Manager and/or Electrical Engineering Manager, you will take ownership of the electrical engineering scope, ensuring high‑quality delivery, compliance, and technical excellence across all project stages. This is a purely electrical role, requiring recent, hands‑on detailed design experience and the ability to obtain security clearance. Key Responsibilities You will lead the electrical discipline and may be responsible for: Overall delivery of the electrical scope, including schedule development, MDR creation, change...
IR35 Status:
Outside IR35

CV-Library M22, Wythenshawe, Manchester Contractor
CL
Aug 08, 2026  
Gateman/Site Assistant
We're working alongside a well-established construction and engineering company in order to find them a Gateman/Site Assistant for their 400kV substation project in the North Hertfordshire area. This is a contract role starting ASAP and lasting until 18/12/2026. This is an outside IR35 role and you MUST have an NSI8 authorisation as it's a live substation project. Key Responsibilities: Assist the site team with the day-to-day upkeep of the site, including generators and general site housekeeping Tending the main access gate Escorting vehicles in accordance with National Grid Safety Rules. Taking of deliveries Supporting the Site Management and Supervision teams along with other tasks as and when requested by the Site Manager Work closely with the Site Management team to ensure a safe and effective delivery of the project To maintain own levels of skill and knowledge to do the job effectively Comply with relevant company HSQE and welfare policy provisionsPlease click to find...
IR35 Status:
Outside IR35

CV-Library East of England, UK Contractor
CL
Aug 07, 2026  
Freelance Senior QS
Role: Senior QS/ Commercial Manager Location: Rate: Up to £500pd. (outside IR35) The Company: This industry-leader are a privately backed business on a huge growth trajectory which will see their group turnover increase to 400 million in the next 2 years. The group is made up of several successful subsidiaries that operate across the construction, civil engineering, and infrastructure sectors. This Commercial Manager / SQS position will be an opportunity to join their infrastructure division which supports the development of sustainable communities with smart infrastructure solutions across the design, maintenance & development of critical water and infrastructure across UU. Your Role: As a Commercial Manager you will make an immediate impact in the successful delivery of a portfolio of infrastructure schemes across the Northwest. Dividing your time between the office site, you will be responsible for managing CVRs, cost management, subcontract management, change...
IR35 Status:
Outside IR35

CV-Library Warrington, Cheshire Contractor
CL
Aug 07, 2026  
Freelance Commercial Manager
Role: Commercial Manager Location: Bradford Rate: Up to £550pd. (outside IR35) The Company: This industry-leader are a privately backed business on a huge growth trajectory which will see their group turnover increase to 400 million in the next 2 years. The group is made up of several successful subsidiaries that operate across the construction, civil engineering, and infrastructure sectors. This Commercial Manager position will be an opportunity to join their infrastructure division which supports the development of sustainable communities with smart infrastructure solutions across the design, maintenance & development of critical water and infrastructure across Yorkshire Water. Your Role: As a Commercial Manager you will make an immediate impact in the successful delivery of a portfolio of infrastructure schemes across Yorkshire. Dividing your time between the office site, you will be responsible for managing CVRs, cost management, subcontract management, change...
IR35 Status:
Outside IR35

CV-Library Bradford, West Yorkshire Contractor
CL
Aug 07, 2026  
Finance Manager
We are seeking an experienced Finance Manager to support the finance function of a global business during a critical year-end and external audit period. This is a hands-on interim assignment with the operational finance team involving managing statutory reporting, year-end close activities, and external audit processes within a fast-paced commercial environment. Details: Location: Guildford Hybrid: 2 days in office after probation Rate: £(Apply online only) p/d (outside IR35) Contract: 6 months  Responsibilities Support the delivery of month-end and year-end close activities, ensuring reporting deadlines are achieved accurately and efficiently Prepare and review statutory accounts and supporting audit schedules in line with relevant accounting standards Act as a key contact for external auditors, coordinating audit requests, resolving queries, and supporting the completion of the year-end audit process Review balance sheet reconciliations, control accounts, accruals,...
IR35 Status:
Outside IR35

CV-Library Guildford, UK Contractor
CL
Aug 07, 2026  
OHL Project Manager
OHL Project Manager – Lancaster – 6 Month Contract – Outside IR35 Location: Lancaster (Hybrid/Site-Based) Contract Length: 6 Months Status: Outside IR35 Milford RES is recruiting on behalf of a leading infrastructure and utilities organisation seeking an experienced Overhead Line (OHL) Project Manager to support the successful delivery of overhead line projects across the North West. This is an excellent opportunity for a proven Project Manager with strong OHL experience to join a busy programme of works on an initial 6-month contract basis. Key Responsibilities * Lead the end-to-end delivery of OHL projects up to 33kV. * Manage project scope, programme, budget, and resource requirements. * Coordinate internal teams, subcontractors, and key stakeholders. * Ensure projects are delivered safely, on time, and within budget. * Oversee project planning, risk management, and reporting activities. * Drive compliance with industry regulations, quality standards, and...
IR35 Status:
Outside IR35

CV-Library Lancaster, Lancashire Contractor
CL
Aug 06, 2026  
Senior SHEQ Advisor
Position: Senior SHEQ Advisor Location: Perth with hybrid working available Rate Guide: £(Apply online only) per day (Neg DOE outside IR35) Duration: 6-12 months Start Date: ASAP Our Client: Is an integrated design and build provider working in the water sector. With over 1400 staff working across eight regional centres, supporting six long-term water sector frameworks and two recently won frameworks, operating both as a sole contractor but also in joint ventures and alliances. The Project: Upgrade of a water treatment works which supplies 179,000 people in across Kinross-shire and Fife. The existing WTW was built in 1984 and is now in need of significant investment so that it can continue to serve the area for decades to come. The proposed investment includes several elements which work together to improve the way drinking water is produced and to provide greater security of supply for all of the communities that the site serves. Upgrade and replacement of key equipment...
IR35 Status:
Outside IR35

CV-Library Perth, Perth & Kinross Contractor
CL
Aug 06, 2026  
JCLI - Project Manager - London
Project Manager - Cleanroom Design & Build Location: Central London (Minimum 3 days per week on site) Contract Length: 6 Months Rate: £400 per day (Outside IR35) Start Date: Early August 2026 Sector: Cleanroom Construction / Life Sciences / High-Tech Facilities We are seeking an experienced Project Manager to join a specialist contractor delivering a £2 million cleanroom design and build project in Central London. This is an excellent opportunity for a hands-on Project Manager with a proven track record in cleanroom environments who can take ownership of programme delivery, stakeholder management, and overall project execution from conception through to completion. Key Responsibilities Lead the successful delivery of a £2m cleanroom design and build project. Manage project programme, budgets, resources, and subcontractors. Coordinate design teams, consultants, and client stakeholders. Ensure projects are delivered safely, on time, and within budget. Monitor project...
IR35 Status:
Outside IR35

CV-Library London, UK Contractor
CL
Aug 02, 2026  
Mechanical Construction Manager
My client requires a Mechanical experienced Construction Manager for a long term role (2 + Years) in Uxbridge on the delivery of a large scale infrastructure project. Paying £(Apply online only) a shift + Outside IR35 + Weekly Payments + Long Term Works (2 + years) The position will require you to assist the Project Manager managing the sub contractors deliver large scale Mechanical packages. This is a long term contract role and would suit someone who has extensive experience covering the following: * Delivery of Mechanical packages of work * Reporting into the Senior Project Manager * Forming close links with the client’s representatives and their teams at a senior level. * Attending site meetings, liaising with clients and subcontractors * Promote a positive health and safety culture across the project & workforce * Managing any changes that occur throughout the project * Can work well under pressure in a fast-paced environment * A strong...
IR35 Status:
Outside IR35

CV-Library Hillingdon, Greater London Contractor
CL
Jul 22, 2026  
Construction Manager
My client requires an experienced Construction Manager with an Electrical Bias for a long term role based near to Ipswich, Suffolk. Outside IR35 + Weekly Payments + 2 year duration My client has delivered a wide range of M&E projects over the last 15 + years working with Tier 1 clients in a number of sectors, and due to continued growth requires an experienced Construction Manager to join their business. The position will require you to assist the Project Manager and the management of the sub contractors delivering MEP packages of work. This is a long term contract role and would suit someone who has extensive experience covering the following: * Reporting into the Senior Project Manager * Forming close links with the client’s representatives and their teams at a senior level. * Attending site meetings, liaising with clients and subcontractors * Promote a positive health and safety culture across the project & workforce * Managing any changes that occur throughout...
IR35 Status:
Outside IR35

CV-Library Ipswich, Suffolk 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
Aug 13, 2026  
Lead Software Engineer
Lead Software Engineer Location: Milton Keynes (4 days per week in the office) Day Rate: £500-£550 Outside IR35  Duration: 6 Months We're working with an established and growing UK SaaS business looking to appoint an experienced Tech Lead to lead their software engineering function. This is a leadership-focused role where you'll oversee a team of around 10 software engineers, driving engineering excellence, improving delivery processes, and shaping the technical direction of a modern cloud-based software platform. You'll work closely with senior leadership to deliver strategic initiatives while building a high-performing engineering culture. This is not a hands-on coding role, but you'll need the technical credibility to support, challenge and mentor the development team. The RoleYou'll take ownership of the engineering function, focusing on people, processes, and technical strategy. Key priorities include strengthening software development and QA practices, leading a cloud...
IR35 Status:
Outside IR35

CV-Library Milton Keynes, UK Contractor
CL
Aug 13, 2026  
Senior Civil Engineer
Senior Civil Engineer – Contract Highways & Infrastructure Design Guildford (Hybrid Working) An established engineering design consultancy is seeking an experienced Contract Senior Civil Engineer to support the delivery of highways and infrastructure design across a diverse portfolio of projects. The role is based from the Guildford office with a hybrid working arrangement, offering flexibility while remaining closely integrated with the design team. Projects span residential, commercial, solar and wider energy developments, providing a varied and technically engaging workload. The Role Lead and deliver highways and infrastructure design works across multiple sectors Take responsibility for S278 highway design, including technical approvals and coordination Produce and review detailed designs, drawings and calculations using Civil 3D Manage schemes from feasibility through to detailed design and delivery Liaise with local authorities, clients and internal project...
IR35 Status:
Outside IR35

CV-Library Hampshire, UK Contractor
CL
Aug 13, 2026  
Registered Building Inspector
Registered Building Inspector (Class 2D+) | North West 📍 North West | 💷 Up to £65 per hour | 📄 Outside IR35 | ⏳ 6 Months minimum (Likely 12 Months+) We're working with a Local Authority in the North West that's looking to appoint an experienced Registered Building Inspector (minimum Class 2D) to join their Building Control team on a long-term interim contract. They are a Close knit and very supportive team. We have had members in situ for over 2 years so always the possibility for extension. You can work from home 2 days per week, no requirement to go into the office but you will be expected to go to site 3 days per week. The Role You'll manage a varied caseload of Building Control projects, ensuring compliance with the Building Regulations while providing a professional and customer-focused service. Key Responsibilities * Carry out site inspections across domestic and commercial developments. * Assess Building Regulations applications and plans. * Manage projects...
IR35 Status:
Outside IR35

CV-Library WN7, Leigh, Borough of Wigan Contractor
CL
Aug 12, 2026  
Electrical Technician
Electrical Technician Location: East London Rate: £39.29 per hour (Umbrella) Contract: 6-month rolling contract We are seeking an experienced Electrical Technician to join a specialist marine engineering team maintaining vessels and associated shoreside infrastructure. This is a hands-on role focused on electrical maintenance, fault finding and ensuring the safe, reliable operation of a busy ferry service. Key Responsibilities Carry out planned preventative maintenance and inspections. Diagnose, fault-find and repair electrical and electronic systems. Maintain vessel power systems, switchboards and docking infrastructure. Support PLC and control system troubleshooting. Complete maintenance records and ensure compliance with safety standards. Essential Requirements Level 2 Electrical NVQ (or equivalent). Experience working in a marine or maritime electrical environment. Strong electrical maintenance, diagnostics and fault-finding skills. Knowledge of marine electrical and...
IR35 Status:
Outside IR35

CV-Library Woolwich, London Contractor
CL
Aug 12, 2026  
Electrical Technician
Electrical Technician Location: East London Rate: £39.29 per hour (Umbrella) Contract: 6-month rolling contract We are seeking an experienced Electrical Technician to join a specialist marine engineering team maintaining vessels and associated shoreside infrastructure. This is a hands-on role focused on electrical maintenance, fault finding and ensuring the safe, reliable operation of a busy ferry service. Key Responsibilities Carry out planned preventative maintenance and inspections. Diagnose, fault-find and repair electrical and electronic systems. Maintain vessel power systems, switchboards and docking infrastructure. Support PLC and control system troubleshooting. Complete maintenance records and ensure compliance with safety standards. Essential Requirements Level 2 Electrical NVQ (or equivalent). Experience working in a marine or maritime electrical environment. Strong electrical maintenance, diagnostics and fault-finding skills. Knowledge of marine electrical and...
IR35 Status:
Outside IR35

CV-Library Woolwich, London Contractor
CL
Aug 12, 2026  
Senior Hydraulics Engineer
Outside IR35 Our Client has a requirement for a Senior Hydraulics Engineer, who will be required to work on a contract basis in Manchester with hybrid working arrangements. Role Purpose: To provide specialist hydraulic engineering expertise across a range of water and wastewater infrastructure projects from feasibility and concept development through to detailed design, construction and commissioning support. The role will focus on hydraulics, surge analysis, thermofluids, network flows and hydraulic modelling, working closely with multidisciplinary teams to develop safe, efficient and innovative engineering solutions. Job Role Responsibilities: Provide specialist hydraulic engineering support across water and wastewater projects. Undertake hydraulic modelling, surge analysis, thermofluids and network flow assessments. Produce and manage engineering deliverables including calculations, reports, specifications and drawings. Support the design, assessment, optimisation and...
IR35 Status:
Outside IR35

CV-Library Manchester, UK Contractor
CL
Aug 09, 2026  
Senior / Principal Civil Engineer
Job Title: Senior / Principal Civil Engineer Salary: Dependent on experience Location: St Albans (Hybrid - minimum 3 days office-based) Type: Permanent or Contract (Outside IR35 available) - Hybrid About the Role: Our client is seeking experienced Senior and Principal Civil Engineers to join a multidisciplinary design team delivering projects across the regulated water sector. These opportunities are suited to engineers with strong design experience within water and wastewater who enjoy solving complex engineering problems, developing practical solutions and contributing to the successful delivery of projects. Depending on experience, you will take ownership of technical delivery, support multidisciplinary design teams and contribute to maintaining high standards of engineering quality and compliance. Principal-level candidates will also provide technical leadership and mentoring support across the team. Working closely with senior management and project teams, you will...
IR35 Status:
Outside IR35

CV-Library Hemel Hempstead, Hertfordshire Contractor
CL
Aug 09, 2026  
Civil Design Engineer
Civil Design Engineer | Water AMP 8 Contract: Long‑term, Outside IR35 Location:  Maidstone, Kent (Flexible Hybrid) Our client in water is seeking an experienced Civil Design Engineer to support the design and delivery of infrastructure and non‑infrastructure projects across a broad programme of work. This long‑term contract offers the opportunity to play a key role in developing, reviewing, and coordinating civil engineering designs within a fast‑paced, essential services environment. Hybrid working is available, with regular presence required at the Chatham office. Key Responsibilities Produce, review, and develop civil engineering designs for water and wastewater infraastructure Prepare design calculations, technical drawings, and specifications in line with industry and regulatory standards Support feasibility assessments, optioneering, and early‑stage technical input Work collaboratively with multidisciplinary teams including process, mechanical, electrical, and delivery...
IR35 Status:
Outside IR35

CV-Library Maidstone, UK Contractor
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