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Inside IR35 Contractor cleaner

85 cleaner jobs found

CL
Apr 29, 2026  
Area Commissioning Team Leader- Control Systems
Area Commissioning Team Leader- Control Systems Location- Cumbria Rate- £62.50 per hour (Inside IR35) The Area Commissioning Team Leader (ACTL) reports directly to the Deputy Commissioning Manager and Commissioning Manager. The ACTL is responsible for leading a team of Lead Commissioning Engineers, Commissioning Engineers, and Commissioning Technicians in the delivery of commissioning activities. ▪️ Ensuring Safety is the highest priority on the project with a continued strive towards Zero Harm. ▪️ To support the project Safety Leadership tasks which include but are not limited to; Plant/system Walk downs and undertaking ‘Leader in the Field’ surveys and assessments ▪️ Delivering defined commissioning work scope to an agreed strategy and plan in a timely and cost effective manner ▪️ Managing the compilation and approval of Commissioning Test Documents for both IPC and ISC via the GoC Completions Management System (CMS) ▪️ Managing execution of the arrangements for controlling,...
IR35 Status:
Inside IR35

CV-Library Cumbria, UK Contractor
CL
May 01, 2026  
Lead Architect
Role- Lead Architect Rate- £70.00 p/h (Inside IR35 Umbrella) Location- Cumbria Job Type- 12 month contract We are seeking an experienced Lead Architect to join our team, reporting directly to the CS&A Discipline Lead Engineer and the Site Engineering Manager. This role offers a dynamic opportunity to contribute to complex projects, ensuring high standards of architectural design, compliance, and delivery. Key Responsibilities Preparation and completion of Building Regulations Reportsand Operations & Maintenance (O&M) documentation Management and response to all architectural Technical Queries, Product Permits, and Concessions (site and vendor) Attendance at weekly client meetingsand participation in design reviews Oversight and coordination of fire-related design issues and associated documentation Management of room completions and handover to commissioning teams Review, checking, and approval of architectural drawings and specifications Ensuring...
IR35 Status:
Inside IR35

CV-Library Cumbria, UK Contractor
CL
Apr 30, 2026  
Materials Logistics Coordinator
Job Title: Materials Logistics Coordinator Location: Cumbria Contract Type: Contract (12 months +) Rate: Up to £36.00 per hour (Umbrella, Inside IR35) Role Overview We are seeking a highly organised and detail-oriented Materials Logistics Coordinator to support stock control and the efficient distribution of materials across the Sellafield site. This role is critical in ensuring that materials are accurately tracked, stored, and delivered to meet operational demands in a safe and compliant manner. Key Responsibilities ▪️ Manage and maintain accurate stock levels across site locations ▪️ Oversee goods receipt, storage, and distribution of materials ▪️ Coordinate the timely delivery of materials to various departments and work areas ▪️ Monitor inventory movements and update systems to ensure real-time accuracy ▪️ Conduct regular stock checks, audits, and reconciliation activities ▪️ Investigate and resolve discrepancies in stock levels ▪️ Liaise with procurement, warehouse teams,...
IR35 Status:
Inside IR35

CV-Library Sellafield, Seascale, UK Contractor
CL
Apr 29, 2026  
Senior CE&I Design Engineer
Senior CE&I Design Engineer Rate- £53-£65.00 per hour Inside IR35 Location, Cumbria Role Overview The Senior Control, Electrical & Instrumentation (CE&I) Design Engineer is responsible for the delivery and technical leadership of high-quality design solutions within a multi-disciplinary engineering environment. The role involves leading design activities, ensuring compliance with applicable standards, and supporting projects from concept through to detailed design and implementation. Key Responsibilities Lead and deliver CE&I design activities within a detailed design environment across the full project lifecycle. Provide technical leadership and guidance to a multi-disciplinary design team. Produce and review engineering design documentation, including drawings, specifications, and calculations. Ensure all designs comply with relevant industry standards, regulations, and best practices. Apply strong knowledge of engineering drawing practices to produce...
IR35 Status:
Inside IR35

CV-Library Cumbria, UK Contractor
CL
May 01, 2026  
SC Cleared Extreme Network Engineer
SC Cleared Extreme Network Engineer Location: Reading (On-site) Start Date: May 2026 Duration: 9 Months Rate: £450/day Inside IR35 Clearance Required: SC Clearance (Active) We are currently seeking an experienced SC Cleared Extreme Network Engineer to support a key project based on-site in Reading. This is a fantastic opportunity to join a high-profile environment, working on critical network infrastructure over a 9-month engagement. Key Responsibilities: * Manage and support network infrastructure using Extreme Networks technologies * Ensure network stability, performance, and security across the environment * Troubleshoot and resolve complex networking issues * Support ongoing network operations and project delivery * Collaborate with wider technical teams to maintain service excellence Required Skills & Experience: * Strong hands-on experience with Extreme Networks solutions * Experience working with Juniper core networks * Proven background in network engineering...
IR35 Status:
Inside IR35

CV-Library Reading, Berkshire Contractor
CL
May 01, 2026  
Procurement Group Leader
Procurement Group Leader Warton Based (Hybrid 3 days per week on site) £67.47 an hour Umbrella Inside IR35 12 Month Contract initially. This is a great opportunity to work within one of the UK's leading Defence organisations based In Warton. The Procurement Group Leader will play a critical role in leading strategic supplier management across the Capability Insertion Training & Manpower team and the Procurement Service Delivery Unit. This includes managing, amongst others, delivering complex development & support programmes, whilst supporting the development of the long term Training & Manpower strategy. You will be responsible for managing performance, driving value for money and aligning procurement strategy with wider business and customer requirements. The role involves regular stakeholder engagement and influencing at senior levels internally and externally. Knowledge: Essential: Demonstrated experience of supplier relationship and performance...
IR35 Status:
Inside IR35

CV-Library Lytham St. Annes, Lancashire Contractor
CL
Apr 30, 2026  
Full Stack Developer - SC Cleared
Full Stack Developer (Python / React) - SC Cleared Location: Remote (UK) Rate: Up to £525 per day (Umbrella only) Clearance: Active SC Clearance required Sector: Public Sector IR35 Status: Inside IR35 (PAYE via Umbrella) The Role We are seeking an experienced Full Stack Developer to support proof-of-concept development within a secure public sector environment. This is a fully remote opportunity working on modern application server technologies, contributing to rapid development and validation of technical solutions. Key Responsibilities Develop proof-of-concept applications Deliver full stack development across front-end and back-end components Build responsive user interfaces using React Develop back-end functionality using Python Manage code repositories using Git Work with SQL databases Collaborate within an agile technical team Required Skills & Experience Strong Python development experience Front-end development experience with React Experience using Git for...
IR35 Status:
Inside IR35

CV-Library London, UK Contractor
CL
Apr 30, 2026  
SC Cleared ) Senior Migration Engineer (Google Workspace / M365)
SC Cleared ) Senior Migration Engineer (Google Workspace / M365) London / Bristol / Manchester (Hybrid) £550 per day (Inside IR35) 3–6 Month Contract Immediate Start Our client, a central government organisation undergoing a major digital transformation, is seeking a Migration Remediation Resource to support a large-scale Google Workspace to Microsoft 365 migration. This is a hands-on technical role within a high-profile programme, supporting over 13,000 users, where you’ll play a key role in ensuring data is accurately migrated, issues are resolved quickly, and users are supported throughout the transition. You must have active SC Clearence for this position. Role & Responsibilities Act as the primary point of contact for migration-related data remediation issues Troubleshoot and resolve migration failures across Google Workspace and M365 Modify and manage data using Google Admin tools, GAM, and APIs Work closely with migration teams, project delivery, and records...
IR35 Status:
Inside IR35

CV-Library Bristol, UK Contractor
CL
Apr 29, 2026  
IDAM Back-end Java Developer - SC Cleared
IDAM Back-end Java Developer - SC Cleared Rate: £500 - £535 a day IR35: Inside IR35 Location: Remote within the UK Duration: Initially 6 months Clearance: Active SC Clearance required You will join a global IT consultancy who are delivering digital transformation to public sector body. They are looking for a back-end Java Developer with proven IDAM (Identity and Access Management) experience. You will be part of a continuous improvement squad delivering enhancements and new features alongside BAU work (i.e. incidents and support maintenance activities). In addition, you will be involved in helping our client transform their IDAM service, re-platforming to Azure Kubernetes Service. You will have a solid understanding of modern deployment pipelines and DevOps principles. The role will require providing out of hours support (i.e. Monday to Saturday once per month). As a Senior Software Engineer with a focus on back-end development, you will play a key role in designing,...
IR35 Status:
Inside IR35

CV-Library London, UK Contractor
CL
Apr 26, 2026  
Infrastructure Engineer - DV Cleared
Infrastructure Engineer (Security-Focused) £540 - £580 per day - Inside IR35 DV Cleared Location - Farnborough - Onsite 12 Month Contract The Role We are looking for a skilled Infrastructure Engineer with strong experience in enterprise security platforms such as Trellix (formerly McAfee ePO) or similar endpoint security tools. This is an exciting opportunity to work at the intersection of infrastructure and cybersecurity, contributing to the design and delivery of secure, resilient environments within highly regulated sectors. This role is ideal for someone who is technically strong, curious, and motivated to solve complex challenges. You will play a key part across the full lifecycle of infrastructure delivery-from discovery and design through to migration and hardening-while maintaining a security-first mindset. You'll work closely with technical leadership and stakeholders, helping to build and support robust environments that meet stringent compliance and operational...
IR35 Status:
Inside IR35

CV-Library Farnborough, Hampshire Contractor
CL
Apr 26, 2026  
Data Analyst - Sc cleared
Data Analyst +Hybrid working in Reading +SC cleared role +Inside IR35 +£83 ph Skills: +Data Analyst +MOD experience +SC cleared - Sole British nationals only due to nature of the project Are you an experienced SC cleared Data Analyst ready to lead impactful, data-driven innovation? We're looking for a Principal Data Analyst to drive the design and delivery of advanced analytics solutions that inform strategic decisions and unlock business value. In this role, you'll be at the forefront of our data journey - leading technical initiatives, mentoring colleagues, and influencing how the organisation harnesses data. What You'll Do Lead the design and delivery of complex analytics and insight solutions across multiple projects Oversee dashboarding, reporting, and automation workflows using SQL and cutting-edge tools Define and implement best-practice data governance, security, and compliance standards Collaborate with architects, engineers, and business leaders to shape...
IR35 Status:
Inside IR35

CV-Library Reading, Berkshire Contractor
CL
Apr 26, 2026  
Building & Construction Project Leader
MERITUS are recruiting for a Building & Construction Project Leader to join our client in Broughton, Flintshire on an initial 12 month deal. MUST HAVE SUSTAINABILITY EXPERIENCE. BUILDING & CONSTRUCTION PROJECT LEADER - INSIDE IR35 - £40 PER HOUR - BROUGHTON, FLINTSHIRE - 12 MONTHS - SINGLE STAGE INTERVIEW PROCESS - SUSTAINABILITY EXPERIENCE REQUIRED The Project Construction Leader is responsible for leading CAPEX construction projects from initial feasibility through design, delivery, and final handover. The role involves managing multi-functional teams, coordinating external consultants, and ensuring projects are delivered safely, compliantly, on time, and to budget. Key Responsibilities Lead multi-functional project teams and external consultants to deliver building services and refurbishment projects. Manage projects from inception and feasibility through design, specification, site delivery, and handover. Develop project delivery plans, manage risks and...
IR35 Status:
Inside IR35

CV-Library Broughton, Flintshire Contractor
CL
Apr 24, 2026  
Python Developer - SC Cleared - Onsite
Network IT is currently recruiting for a Python Developer to design, develop, test, and maintain high-quality software solutions for our client in Milton Keynes.   In this role, you will focus on building scalable, efficient, and maintainable applications while collaborating closely with cross-functional teams to deliver impactful technical solutions.   Our client is looking for someone with strong Python experience, along with Goland and C# / .net.   This is a fully onsite role due to the work being carried out. You will need to be eligible for SC Clearance, and hold a British Passport.   Role: Python Developer Duration: 6 Months Rate: £540 per day Status: Inside IR35 Location: Milton Keynes Working Pattern: Onsite Role   Key Responsibilities Develop, enhance, and maintain Python-based applications and services Background with Golang and C# / .Net skills Write clean, efficient, reusable, and well-documented code Participate in the full software development lifecycle, from...
IR35 Status:
Inside IR35

CV-Library Milton Keynes, UK Contractor
CL
May 01, 2026  
Senior Infrastructure Engineer
Senior Infrastructure Engineer £450 Per Day, Inside IR35 6-Month Contract Didcot, Oxfordshire Your new company We're supporting a nationally significant scientific research organisation recognised for delivering some of the most advanced and high-impact projects in the UK. Their digital platforms underpin cutting-edge experiments, secure collaboration and large scale data processing, and they rely on a modern, resilient infrastructure estate to keep these environments running safely and efficiently. As part of their ongoing investment in core services, they are seeking an experienced Senior Infrastructure Engineer to maintain, support and enhance their Microsoft 365, server, storage and authentication systems. This is a place where your technical expertise will directly contribute to work used across the UK science and innovation landscape. Your new role You'll take responsibility for the hands-on support and maintenance of both on-premise and cloud-based infrastructure....
IR35 Status:
Inside IR35

CV-Library Didcot, Oxfordshire Contractor
CL
May 01, 2026  
Facilities Engineer
Order Ref: (phone number removed) Position Title: Facilities Engineer Duration: Contract Location: Whitley £29.72 per hour INSIDE of IR35 (Umbrella) Applicants MUST HAVE proof of immediate, on-going and valid eligibility, to work full time and travel within the UK About the company I am currently recruiting on behalf of an automotive OEM, based in West Midlands, who are looking for a Facilities Engineer to join their team. Duties: This role sits within the Cross Functional Test Facilities Team, which is part of Engineering Operations (E O). The team delivers facilities support to the Test Operations team which is part of E O and has as its objective achieving 'timely, quality' product releases through supporting the overall Product 'cycle plan'. In this role you will work within the Cross Functional Test Facilities based in Whitley with potential support for other sites (Gaydon, Ansty Park and Lyons Park). Supporting E O activities under the control of EO-10026 for...
IR35 Status:
Inside IR35

CV-Library Coventry, West Midlands Contractor
CL
May 01, 2026  
PMO Specialist
PMO Lead (Project Operations) | London | DV Cleared Location: London Engagement: Contract (Inside IR35) Security Clearance: Active DV Clearance Mandatory We are seeking an experienced PMO Lead to design, establish, and lead a centralized Project Management Office (PMO). This is a critical role focused on strengthening delivery capability across a portfolio of complex internal and strategic initiatives. The Role Establish & Lead: Design the PMO operating model, standards, and toolkits from the ground up. Governance: Implement consistent oversight, risk management, and performance reporting. Capability: Act as a coach to Project Managers and drive organizational project maturity. Resourcing: Support senior leaders with resource planning and PM deployment. Continuous Improvement: Drive functional and cultural change across the operation. Requirements Active DV Clearance: You must already hold transferable DV clearance. PMO Setup: Proven track record of building and...
IR35 Status:
Inside IR35

CV-Library London, UK Contractor
CL
May 01, 2026  
Senior Mechanical Designer
Senior Mechanical Designer Location: Warrington (initially 5 days/week in office; occasional site visits or travel to other offices) £35-41/hour Inside IR35 About the Project Join the Asset Care Project Delivery team, supporting the Mechanical asset care portfolio, with an initial focus on the WVP Compressor Project. This is a key role delivering high-quality mechanical design solutions that ensure operational safety, compliance, and reliability across a range of critical projects. Role Overview As a Senior Mechanical Designer, you will: Produce engineering design work packages including specifications, drawings, analyses, verification, and assessments that meet legal, functional, and performance requirements. Ensure designs are delivered on time, within cost, and to the agreed quality standards. Work closely within a multi-disciplinary design team, collaborating with technical and non-technical stakeholders. Contribute to mechanical design of piping systems, machinery, and...
IR35 Status:
Inside IR35

CV-Library Warrington, Cheshire Contractor
CL
May 01, 2026  
CE&I Safety System Design Engineer -Nuclear
CE&I Safety System Design Engineer Silos MSSS SEP 1 & 2 | Nuclear & High-Hazard Environment Warrington Hybrid - 3 days on site £51-£56/hour | Inside IR35 Are you a CE&I Safety System Design Engineer looking to make a real impact on nationally significant infrastructure? This is a high-profile opportunity to join the Silos MSSS SEP 1 & 2 programme, working at the heart of safety-critical design in a complex, regulated environment. You'll be part of a specialist CE&I design team, delivering and checking Safety System design packages that underpin safe operations - while also supporting commissioning activities and mentoring the next generation of engineers. The Role You'll play a key role in: Delivering and checking CE&I Safety System design packages to meet safety, functional and business requirements Supporting and reviewing designs produced by other engineers within the team Working across disciplines to ensure compliant, integrated solutions...
IR35 Status:
Inside IR35

CV-Library Warrington, Cheshire Contractor
CL
May 01, 2026  
Senior Civil Design Engineer
Job Title: Senior Civil Engineer Day Rate: Up to £500 per day (outside IR35) Location: Manchester, with occasional site visits (expenses paid) Type: 12-month Contract | Full-time | Hybrid (1-2 days WFH possible for the right candidate) About the Role: You'll be involved in varied and high-impact projects across the regulated water industry, including: Sewage treatment works upgrades Clean water main replacements IED schemes at sewage treatment works CSO upgrades and storm storage solutionsThis is a chance to deliver technical excellence on essential UK infrastructure. About the Client: Our client is a respected engineering design consultancy working across the UK rail and utilities sectors. With a growing workload and strong reputation, they offer a supportive and collaborative team culture. Wellbeing is central to their values - they've created a safe, fair, and positive environment where people thrive. Key Responsibilities: Deliver high-quality civil engineering design...
IR35 Status:
Inside IR35

CV-Library United Kingdom Contractor
CL
May 01, 2026  
CDM Advisor
Overview An organisation operating across the Liverpool region is seeking an experienced Temporary CDM Advisor (6-12 Months initially) to support a live portfolio of construction and refurbishment projects. The role is client‑side and will focus on providing robust CDM advice, contractor oversight, and practical health and safety support across multiple sites. This role is home-based with regular travel to sites in Liverpool. This is a delivery‑focused position, well suited to a construction‑experienced H&S professional or CDM specialist who is comfortable operating at pace, engaging with a wide range of stakeholders, and applying CDM principles pragmatically on site. Key Responsibilities Provide competent client‑side CDM advice across multiple construction and refurbishment projects Act as a point of contact for CDM matters, supporting duty holders in meeting their obligations under CDM 2015 Review and comment on pre‑construction information, construction phase plans,...
IR35 Status:
Inside IR35

CV-Library Liverpool, Merseyside Contractor
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