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Contractor 24
Inside IR35 site fitter

24 site fitter jobs found

CL
Mar 05, 2026  
Works Manager
We are recruiting for a Works Manager, required by one of the UK’s most prominent civil engineering contractors.  The role will be based on a very high-profile sewage treatment scheme, with over 2 years remaining on the project.  It entails increasing the facility’s capacity to handle future population growth, meet higher environmental standards and includes the construction of tanks capable of holding in excess of ten million litres of storm water. This is a long-term, contract position but please note that, as per our client’s policy, the role has been deemed Inside IR35 and furthermore, payment via CIS is not an option either.  The permitted models are Umbrella PAYE or PAYE itself, on a freelance basis. In order to be considered, you must have been in a Works Manager position for at least 5 years.  Our client has respectfully advised that they are not looking for a General Foreman ready to make the step-up.  Only experienced Works Managers will be considered for shortlisting....
IR35 Status:
Inside IR35

CV-Library Leicestershire, UK Contractor
CL
Mar 05, 2026  
Senior Project Manager
Project Manager / Senior Project Manager (Infrastructure) Contract Inside IR35 Cumbria Experienced Project Manager delivering large construction or infrastructure projects? Comfortable managing multi discipline teams and stakeholders on regulated or secure sites? Able to own project delivery including commercial and contractual decisions? What's in it for you • £55 to £75 per hour (Inside IR35) • Long term programme work • High value national infrastructure project • Strong likelihood of extension What will you be doing? • Managing major site infrastructure and facilities upgrade projects • Owning delivery from planning through to completion • Managing programme, cost, risk and resource profiles • Developing and maintaining project execution plans • Leading internal engineering and delivery teams • Acting as main interface with internal stakeholders • Managing change control and commercial decisions • Monitoring and consolidating project risks • Ensuring...
IR35 Status:
Inside IR35

CV-Library Barrow-in-Furness, UK Contractor
CL
Mar 05, 2026  
Assistant Project Manager
Assistant Project Manager / Assistant Project Leader (Infrastructure) Contract Inside IR35 Cumbria Project professional with experience supporting delivery of construction or infrastructure projects? Comfortable working with planning, reporting and project controls? Looking to step into a major programme environment? What's in it for you • £45 to £60 per hour (Inside IR35) • Long term programme work • Major infrastructure programme exposure • Clear pathway into full Project Manager responsibilities What will you be doing? • Supporting delivery of major infrastructure and site development projects • Assisting with planning, scheduling and reporting • Maintaining project documentation and configuration control • Supporting change and risk management processes • Coordinating internal teams and supply chain contractors • Supporting project controls and performance monitoring • Managing stakeholder communication • Supporting budget and programme tracking Where will you...
IR35 Status:
Inside IR35

CV-Library Barrow-in-Furness, UK Contractor
CL
Mar 05, 2026  
Civil Technical Engineering Manager - Ancillary Works
Role: Civil Technical Engineering Manager - Ancillary Works Location: London or Bristol - With travel to SZC site Duration: Ongoing Contract Pay: TBC - Inside IR35 (PAYE / Umbrella) Shape One of the UK's Most Important Infrastructure Projects Few engineering roles offer the chance to leave a legacy that genuinely matters. Sizewell C is the UK's next major nuclear power station - a nationally significant project that will deliver low-carbon electricity to around six million homes for at least 60 years, playing a critical role in the UK's journey to Net Zero. Following the successful delivery of Hinkley Point C, Sizewell C has now entered construction and is progressing through one of the most complex and technically demanding phases of delivery. We are looking for an experienced Civil Technical Engineering Manager (Ancillary Works) to take technical leadership of critical civil infrastructure that underpins the wider nuclear programme. This is a senior, influential role...
IR35 Status:
Inside IR35

CV-Library Bristol, UK Contractor
CL
Mar 04, 2026  
RF Design Engineer
Job Title Senior RF Electronics Design Engineer Location Onsite UK Contract Details 12 month contract £75 per hour Inside IR35 Overview A leading engineering organisation operating in the defence and advanced communications sector is seeking a Senior RF Electronics Design Engineer to take technical ownership of complex RF electronics designs. This role sits at the heart of a multi discipline development environment and requires someone who is genuinely hands on across design, test and verification. You will act as the design lead for specific RF electronics assemblies, working closely with system, software, mechanical and production teams to ensure successful integration and delivery. Key Responsibilities Technical ownership of assigned RF electronics designs from concept through to delivery. Hands on design, test, validation and proving of RF electronics hardware. Effective interface management with system stakeholders, design authorities and cross functional...
IR35 Status:
Inside IR35

CV-Library Stevenage, Hertfordshire Contractor
CL
Mar 04, 2026  
Senior Information Controller
Your new role As a Senior Information Controller, you will support the project leads and management team with the control of information throughout the project lifecycle. You will be responsible for delivering the daily information exchange activities on the project and supporting the Lead Information Controller in driving compliance and alignment with the agreed OWOW processes. You will: Deliver the project Information Control with a data-driven and automation focus.* Have an active part of working groups and steering groups aimed at developing new ways of working and new BU & OU level strategies. * Support department level engagement sessions and subject-matter experts to develop the best fit solutions * Manage the daily information exchange activities, including but not limited to issuing and receiving documents in accordance to ISO 19650 and/or any other standard requested by the client.* Drive robust information management behaviours across the project, in line with...
IR35 Status:
Inside IR35

CV-Library Birmingham, West Midlands Contractor
CL
Mar 04, 2026  
UX Designer (SC Cleared)
UX/UI Designer (SC Cleared) 6 Months £540 per day (Inside IR35) Hybrid - 1-2 days per month on site in London My client, a government body are looking for an SC Cleared UX/UI Designer to join their fast-paced team on an initial 6 month contract. ***Please note, the ideal candidate will have strong SaaS UX/UI Gov Experience andthey MUST HAVE active SC Clearance be a sole British National*** Key Responsibilities: Wireframing and designing of screens for a Salesforce based platform Supporting user researcher with usability testing activities Working in a multidisciplinary team Skills: Must have - experience with SaaS platforms, ideally Salesforce Experience in UX and UI (or product) design Strong storytelling skills with an ability to present complex information clearly. Familiarity with creating user journey maps or E2E diagrams is a plus. Excellent communication and collaboration skills. Ability to manage competing priorities Must have - Experience working in a...
IR35 Status:
Inside IR35

CV-Library City of London, London Contractor
CL
Mar 04, 2026  
Reporting Professional
Reporting Professional - 12 month contract - Preston, Lancashire - £20.06 ph UMB or £15.07 ph PAYE (Inside IR35) The Umbrella rate quoted above is the Gross Umbrella rate (i.e. the rate we pay to the Umbrella Company inclusive of ALL employment costs). Please note, the rate paid by the Umbrella will be less, as will a Limited Deemed rate or Agency PAYE rate. Please get in touch to discuss the rates via these different payment vehicles. The Role As the Reporting Professional you will be responsible for coordinating the reporting functionality across the contingent recruitment team. You will be required to produce, maintain and enhance reports based on end-user requirements to provide key recruitment insight and enable the team to manage internal and external performance. Reporting to the Contingent Recruitment Team Manager, the role will work collaboratively with functional and operational teams across BAE Systems to support the end-to-end recruitment activity in a fast paced,...
IR35 Status:
Inside IR35

CV-Library Preston, Lancashire Contractor
CL
Mar 01, 2026  
Quantity Surveyor
Quantity Surveyor - Barrow-in-Furness (Hybrid) Looking for a long-term contract on a major UK infrastructure project? Want a role where your commercial judgement actually matters? Prefer working with experienced project teams in a regulated environment? What's in it for you •£50 - £65 per hour (Inside IR35 rate dependent) • Target rate around £60 p/h • Long-term contract opportunity • Hybrid working arrangements available • Work on high-profile infrastructure projects What will you be doing? • Managing cost and commercial activities across live construction projects • Supporting projects through tender, design, delivery and close-out • Preparing and managing tender documentation and contractor negotiations • Monitoring budgets, forecasts and cost performance • Managing change, variations and compensation events • Carrying out valuations, certifying payments and agreeing final accounts • Identifying and mitigating commercial and financial risk • Supporting wider...
IR35 Status:
Inside IR35

CV-Library Barrow-in-Furness, UK Contractor
CL
Feb 28, 2026  
Conformance Manager/Quality Engineer
Our client has an opportunity for a Conformance Manager/Quality Engineer to join them on a contract basis until November 2026. You will be Providing guidance and delegation of tasks to Product Quality Control and Quality Assurance Engineering personnel and co-operating with other functional departments. Role: Conformance Manager/Quality Engineer Location: Belfast - fully onsite Hours: 36 per week Clearance: BPSS required before starting Hourly Rate: £31.90 per hour via Umbrella, inside IR35 What you'll be doing: Providing guidance and delegation of tasks to Product Quality Control and Quality Assurance Engineering personnel and co-operating with other functional departments. Developing and maintaining Quality documentation and procedures. Collecting and analysing data on non-conforming products to enable corrective action to be taken. Supporting MRB/CAB activity. Preparing and maintaining Quality product, First Article Inspection Report, Inspection and MRB delegation plans....
IR35 Status:
Inside IR35

CV-Library Belfast, County Antrim Contractor
CL
Feb 28, 2026  
Construction Procurement Officer
Procurement Officer – Basics * Day Rate: £400 per day * Location: Essex * Contract Length: 12 Month Interim Contract (likely extension beyond this) * Working arrangements: 2 days on-site * Start Date: As soon as possible * IR35: Inside Procurement Officer – Key Responsibilities * Support compliant procurement activities across a range of categories, ensuring best value and adherence to regulations. * Support major strategic projects, providing commercial insight and procurement guidance from concept to delivery. * Support the Development of tender documentation, evaluate submissions, and contribute to award recommendations. * Build strong relationships with internal stakeholders to understand needs and enable effective sourcing. * Support the management of contracts proactively, monitoring performance, risks, and opportunities for improvement. * Contribute to procurement transformation, helping modernise processes, templates, and ways of...
IR35 Status:
Inside IR35

CV-Library East of England, UK Contractor
CL
Feb 27, 2026  
Architect / Architect Technologist
Architect / Architectural Technologist - 12-Month Contract Cardiff Central Station Extension | £27.06/hr | February 2026 Start Why This Role? High-profile rail infrastructure: Work on the extension and refurbishment of Cardiff Central Station-a landmark project with genuine complexity and profile worth having on your CV Top-tier client: Join a leading UK multi-disciplinary design and engineering consultancy (top 5 AJ100 practice) with real depth across rail, structures, and building services True collaboration: Work in a balanced team environment with architects, technologists, engineers, and rail specialists-not siloed drawing production 12-month contract: Solid duration with a reputable client, inside IR35, office-based in Cardiff The Project You'll be working on the technical design and construction stages of Cardiff Central Station's extension and refurbishment. This is RIBA Stage 4 delivery and beyond-producing architectural drawings, schedules, and specifications for a...
IR35 Status:
Inside IR35

CV-Library Cardiff, UK Contractor
CL
Feb 27, 2026  
Architect / Architect Technologist
Architect / Architectural Technologist - 12-Month Contract Exeter | £41.28/hr | ASAP Start Why This Role? Lead projects, not just deliver them: Take ownership of projects in a leading role within a top 5 AJ100 practice-this isn't just drawing production Strong rate: £41.28/hr inside IR35, with genuine 12-month duration Variety and challenge: Work across Education, Commercial, Energy, Defence, and Residential sectors with a multi-disciplinary team of 200+ professionals across the Midlands, South-West and Wales region Exeter-based: Part of a balanced team from graduates to directors in a growing studio environment The Role You'll be taking projects from concept through to delivery on site, working with clients and contractors whilst leading and coordinating multi-discipline design teams. This is genuine project ownership-leading teams, ensuring design coordination, managing interfaces and clashes, and delivering across RIBA stages. You'll be working on a range of complex...
IR35 Status:
Inside IR35

CV-Library Exeter, Devon Contractor
CL
Feb 27, 2026  
Pension Operations Manager
On behalf of our client, we are seeking to recruit a Pension Operations Manager on an initial 6 -month contract. As the Pension Operations Manager you will be responsible for overseeing operational activities of the pensions in-house team and contributing to develop a consistent communication strategy across various stakeholders Role: Pension Operations Manager Pay: £37 per hour Via Umbrella Location: Filton or Broughton Contract: Monday - Friday 35 hours per week, 6 months IR35 Status: Inside Security Clearance: BPSS Responsibilities Working with the Pensions Project Team to support numerous projects currently in different stages of development. Working with Pensions Specialists to resolve queries and issues raised by Scheme members. Provide help throughout financial scheme audits (1 to 2 per year) Organise initiatives and plan events for supplier promotions the operational activities of the team (retirement including specific processes on medical ground, death benefits...
IR35 Status:
Inside IR35

CV-Library Filton, Gloucestershire Contractor
CL
Feb 27, 2026  
Pension Operations Manager
On behalf of our client, we are seeking to recruit a Pension Operations Manager on an initial 6 -month contract. As the Pension Operations Manager you will be responsible for overseeing operational activities of the pensions in-house team and contributing to develop a consistent communication strategy across various stakeholders Role: Pension Operations Manager Pay: £37 per hour Via Umbrella Location: Filton or Broughton Contract: Monday - Friday 35 hours per week, 6 months IR35 Status: Inside Security Clearance: BPSS Responsibilities Working with the Pensions Project Team to support numerous projects currently in different stages of development. Working with Pensions Specialists to resolve queries and issues raised by Scheme members. Provide help throughout financial scheme audits (1 to 2 per year) Organise initiatives and plan events for supplier promotions the operational activities of the team (retirement including specific processes on medical ground, death benefits...
IR35 Status:
Inside IR35

CV-Library Broughton, Flintshire Contractor
CL
Feb 27, 2026  
Quality Manager
Our client is seeking a Quality Manager for a long-term, full-time contract position, based in Manchester. This role is integral to a large rail infrastructure project, with hybrid work options available and falls inside IR35 regulations. Key Responsibilities: Developing and overseeing quality assurance frameworks for the project Defining operating protocols to ensure consistent quality execution Running root cause analysis workshops to identify and solve quality issues Managing non-conformance close-outs efficiently Scheduling and conducting audits and site surveillance activities Leading a team to ensure quality standards are met and maintained Collaborating with other project stakeholders to uphold quality requirements Ensuring compliance with all relevant quality and safety regulations Job Requirements: Experience in quality management, particularly within the rail or civil construction sectors Strong skills in quality engineering and assurance Previous experience leading a...
IR35 Status:
Inside IR35

CV-Library Manchester, Greater Manchester Contractor
CL
Feb 27, 2026  
Technical Support Engineer
On behalf of our client, we are seeking to recruit a Technical Support Engineer on an initial 9-month contract. In this role, you will support the production team at shopfloor level, driving continuous improvement and Operational Excellence. You will help resolve recurring technical issues, optimize production processes, and ensure efficient use of resources to enable smooth and effective operations. Role: Technical Support Engineer Pay: £36 per hour Via Umbrella Location: Broughton Contract: Monday - Friday, 35 hours per week, 9-month contract IR35 Status: Inside Security Clearance: BPSS Responsibilities Daily / on shift line side support to manage technical issues & continuous improvement: missing parts, non-conformities, concessions if applicable / DQN, Outstanding Work, maintenance, jigs & tools. Perform Work Order Management for out of cycle work. Escalate recurrent issues & request support to the Work Prep, PPE, Maintenance, MAP & Outstanding Work...
IR35 Status:
Inside IR35

CV-Library Broughton, Flintshire Contractor
CL
Feb 27, 2026  
EC&I Commissioning Engineer
Company Description Assystem is an international company with one mission: accelerate the energy transition around the world. Every day, our 7,500 switchers located in 12 countries (Europe, Middle East, Pacific Asia & Africa) connect their six thousand billion neurons to tackle the task of the century: switching to low-carbon energy. We are a collective committed to the actors who are making the energy switch. Sharing our knowledge, expertise and values allows us to innovate and think differently about the energy transition. Drawing on more than 55 years' experience in highly regulated sectors subject to strict security and safety requirements, we provide our customers with engineering and project management services, as well as digital services and solutions to optimize the performance of complex infrastructure projects throughout their life cycle. The Group is currently ranked third in the world for nuclear engineering. To ensure a viable, efficient, and reliable energy...
IR35 Status:
Inside IR35

CV-Library Derby, UK Contractor
CL
Feb 27, 2026  
PES Lead Engineer/Principal Engineer
PES Lead Engineer/Principal Engineer Hybrid/Warrington (3 days per week in office - Mon/Tue/Wed), with occasional visits to Sellafield Site, Suppliers, and Contractors' facilities £55-61/hour Inside IR35 About the Role We are seeking an experienced SNM PES Lead Engineer to act as the Subject Matter Expert (SME) for Programmable Electronic Systems (PES) across the SNM project portfolio. This key role will see you delivering PES projects from concept through to handover, ensuring all deliverables meet Sellafield Ltd's high standards of quality, safety, and compliance. You will work closely with Senior/Responsible Engineers, operators, maintainers, safety case managers, and the wider Integrated Project Team (IPT) to define requirements, manage stakeholders, and deliver complex PES solutions. The role also involves overseeing supply chain delivery, verifying and validating technical outputs, and managing internal PES resources. Typical projects include: North Transfers Project -...
IR35 Status:
Inside IR35

CV-Library Warrington, Cheshire Contractor
CL
Feb 25, 2026  
SAP Security Support Administrator
World Class Defence Organisation is currently looking to recruit a SAP Security Support Administrator Subcontractor on an initial 12 month contract. The role can be based from either the companies Stevenage or Bolton site, depending on your preference.  The role will be predominantly working from home.   Rate: £22.63ph (Umbrella) Overtime Rate: Hours worked over the standard 37 hours per week, will be paid at ‘time and a quarter’ Location: Stevenage or Bolton depending on your preference   Hybrid / Remote working: The role will be predominantly working from home… one day per week onsite.  Also, a condensed 4 day working week of Monday to Thursday is OK too. Duration: 12 Months with very likely extension. Contracts are often ongoing and long-term thereafter.  IR35 status: Inside IR35 (Umbrella)   SAP Security Support Administrator Job Description: The SAP Security Support Administrator plays a key role in supporting documentation, refinement and execution of General IT Controls...
IR35 Status:
Inside IR35

CV-Library Stevenage, UK Contractor
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