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Contractor 299
Inside IR35 Hounslow

299 jobs found in Hounslow

CL
Dec 12, 2025  
Implementation Manager
TELECOMS IMPLEMENTATION MANAGER - WEST LONDON - 12 MONTHS - £52 PER HOUR INSIDE IR35 ARM are working with a leading global consultancy, who specialise in delivery of infrastructure in the UK. We are currently recruiting for Implementation Managers who specialise in successful delivery of telecoms systems. About You: You will have significant experience of implementing telecoms and networking systems into customers locations. Your experience will demonstrate managerial level strategic thinking and deliver, rather than just installing new products. You will have excellent stakeholder and customer level engagement and contact. Ideally your experience will include airport systems, LAN, CCTV, access control and wireless tech. Ideally you will also hold a recognised project management qualification. What you will be doing: As an experienced Implementation Manager you will be responsible for the successful delivery on a major contract for the company. They are currently...
IR35 Status:
Inside IR35

CV-Library Feltham, London Contractor
CL
Dec 13, 2025  
Quantity Surveyor
Quantity Surveyor - Utilities & Infrastructure West London £500 to £600 per day - Inside IR35 An exciting opportunity has arisen for a Quantity Surveyor to join a leading main contractor delivering major utilities diversions as part of a much larger, high profile infrastructure project. The Quantity Surveyor will be required on a temporary basis for a period of 6 months. This role is inside IR35 and the successful candidate will be paid via an umbrella company. The Quantity Surveyor will be responsible for multiple work packages and tasked with carrying out final accounts on completed works and live commercial management of an NEC Option C gas diversion project. Responsibilities Final account negotiations Managing compensation events, payment applications, change, forecasting and cost control Ensuring compliance with all contract mechanisms and reporting requirements Minimise commercial exposure through rigorous administration Essential Requirements Demonstrable NEC...
IR35 Status:
Inside IR35

CV-Library Acton, London Contractor
CL
Dec 12, 2025  
Quantity Surveyor
Are you a Quantity Surveyor with experience working on utilities diversions for major infrastructure projects?   Do you have experience working on NEC, target cost contracts?   This is an excellent opportunity for a Quantity Surveyor to join a leading joint venture on the delivery of utility diversions on a major infrastructure project. The ideal candidate will have experience working on NEC, option C contracts on utility diversion works.   Rate: £(Apply online only)/day Umbrella, Inside IR35 Duration: 4 months Location: Acton, up to 2 days remote   Requirements: ·Minimum 5 years of experience working in a commercial environment ·Previous experience working on NEC option C contracts on a major infrastructure project ·Previous experience working on utilities diversions ·Hold a RICS/CICES accredited degree   If you are interested in applying for this role, please email your CV to me at (url removed) or call me on (phone number removed)
IR35 Status:
Inside IR35

CV-Library North Acton, London, UK Contractor
CL
Dec 14, 2025  
H&S Manager
Are you a Health & Safety Manager with experience working for a tier one contractor in the transportation industry? Do you have a proven track record maintaining health, safety and wellbeing activities on a major infrastructure project? Location: West Ruislip Duration: 12 months Rate: £500 - £600/day umbrella, inside Ir35 Our client is a main contractor delivering heavy civils works on HS2. Due to an increase in work, they require a Health & Safety Manager to join their team and support the health, safety and wellbeing functions at the West Ruislip site. This includes working closely with the H&S Lead in putting practices in place, improving safety processes and making sure standards are adhered to daily. Responsibilities: Support the delivery of the Health, Safety & Wellbeing strategy across the area. Ensure compliance with Health & Safety policies, procedures and statutory requirements. Provide practical H&S guidance to operational teams and,...
IR35 Status:
Inside IR35

CV-Library Ruislip, UK Contractor
CL
Dec 13, 2025  
Risk Analyst
Are you a Risk Analyst with experience supporting major infrastructure programmes?   Have you worked with risk modelling tools such as At Risk or Safran?   Location: London (Paddington & Old Oak Common) Pay Rate: £450 per day Inside IR35 (Umbrella) Contract Length: 4-6 months Working pattern: On site 3 days - Rest from home   I'm looking for a Risk Analyst who will be responsible for maintaining HS2-related cost and schedule risk models and supporting programme teams in understanding key risks and their potential impact.   You will work closely with a Risk Manager at Old Oak Common and form part of a wider team of 7-8 risk professionals. The role includes delivering QRA, maintaining risk registers, and ensuring risk information is accurately captured and communicated across the programme.   Essential Requirements: - extensive experience with At Risk software and Safran for risk modelling. - Ability to produce high-quality reports to strict deadlines. -...
IR35 Status:
Inside IR35

CV-Library Paddington, London W2, UK Contractor
CL
Nov 25, 2025  
Contract C++ Linux Software Engineer
9-month contract for a C++ Linux Software Engineer. Inside IR35, 2 days from home after an initial period getting to grips with the project. You will need to live within a commutable distance. Contract Software Engineer essential skills - * Strong C++ on Linux * Significant embedded software engineer experience Desirable skills * Build environment – OpenEmbedded, Bitbake, Makefiles * Networking - UDP, TCP/IP, Analysis tools (e.g Wireshark) * Linux Kernel and CLI tools * BASH scripting * Python * Real-time multi-threaded software concepts * U-Boot * Wt web GUI library familiarity ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ Position: Contract C++ Linux Software Engineer Location: Wimbledon, London Apply: jamie AT enterpriserecruitment DOT com
IR35 Status:
Inside IR35

CV-Library Merton, Greater London Contractor
CL
Dec 14, 2025  
Senior Process Quality Excellence Specialist
Are you an experienced Quality Assurance professional? Do you have a background in a Pharmaceutical or Clinical Development setting? If so, this could be the perfect opportunity for you! We are recruiting for a Senior Process Quality Excellence Specialist to join a leading multinational biopharmaceutical client based in Berkshire. The successful candidate will support the Head of Process Quality Excellence in developing and maintaining its clinical quality systems/procedures and ensuring quality and compliance risks are appropriately identified and mitigated. Candidates will need experience and focus on GCP, GLP and PV regulations and guidance. This is a contract position, inside IR35, offered initially for 12 months on a hybrid basis. Responsibilities: Support the Head with quality and compliance infrastructure development, assist with creation/revision of appropriate quality and compliance policies, SOPs, processes, and best practices as needed. Work in collaboration...
IR35 Status:
Inside IR35

CV-Library Slough, Berkshire Contractor
CL
Dec 17, 2025  
SC Cleared Service Delivery Analyst
SC Cleared Service Analyst Client: Government Location: London - Remote/Hybrid - onsite once a week Rates: £340.00 to £390.00 Per Day - Inside IR35 via Umbrella Contract Length: 31st March 2026 (possible extension beyond this point) Ideally Candidates will hold current active SC clearance - however we may consider candidates who are eligible to undertake the process for UK SC clearance (min 5 years continuous residence in UK) A leading Authority client requires Service Analyst's, ideally with experience in Government Service Management processes, to help co-ordinate live service incidents, issues, help with the change process and also there is some system admin. Ideally you will hold active SC clearance however the client is happy to consider candidates who are eligible to obtain UK SC Security Clearance. Along with good service knowledge, you must have strong consulting/communication skills, these are essential. Core day to day activities: Monitor service performance and...
IR35 Status:
Inside IR35

CV-Library London, UK Contractor
CL
Dec 17, 2025  
Power Platform / Power Apps Developer (Lotus notes)
Power Platform / Power Apps Developer- 6 month contract - London, Canary Wharf / Hybrid - £415 per day (inside IR35) Role - Power Platform Developer - with Lotus Notes Duration - 6 months with very likely extension Rate - £415 p/d (inside IR35) Location - Canary Wharf / Hybrid Role - Design, develop, test, and deploy Power Apps applications Integrate Power Apps applications with Microsoft services such as Power Automate, Power BI, SharePoint, Teams, etc. Utilize Common Data Service (CDS) or other data sources to efficiently manage and store application data. Build and maintain plugins & PCF for PowerApps Implement best practices, standards, and guidelines for Power Apps development to ensure optimal performance and scalability. Assist in supporting the remaining applications in Lotus Notes (HCL notes) Diagnose and resolve issues and bugs in applications, providing ongoing technical support and maintenance. Assist in creating comprehensive documentation and training...
IR35 Status:
Inside IR35

CV-Library London, UK Contractor
CL
Dec 17, 2025  
Senior Finance Systems Analyst
Looking for a Senior Finance Systems Analyst to join a global mass media company for a 12month contract position. This role plays a key part within a Finance Planning & Analysis function that supports a network of international operating companies. The team is responsible for consolidating financial performance data, supporting budget and forecast cycles, ensuring accurate financial reporting, and advising local finance teams on system processes, best practices, and compliance standards. This role contributes to maintaining and enhancing core finance systems used for production cost management, revenue and billing activities, consolidation, and tax reporting. This role offers hybrid working from the London office and is offering up to £340 a day inside IR35. Key Responsibilities Act as a subject matter expert for the organisation’s finance and production management system (e.g., Microsoft Dynamics NAV). Gather, analyse, and document business requirements for finance...
IR35 Status:
Inside IR35

CV-Library London, UK Contractor
CL
Dec 17, 2025  
Senior Category Manager - UK Government Contract
Senior Category Manager - UK Government Contract (Apply online only)/day - Inside IR35 London or Bristol - 1-2 days per week Details need to remain vague at this point, due to the nature of the assignment, however some requirements that are central to all the roles below: 5+ years' experience as a Category Manager (military equipment, engineering, industrial equipment, aerospace) Experience in implementing category management Experience in Defence Eligible to get an SC Clearance Call me, Alex Manea, at NonStop Recruitment now for a confidential conversation. Contact me on (email address removed) or (phone number removed), please send your CV in word format OR if this does not sound like the opportunity for you, but you are a professional working across the Public Sector, please feel free to get in touch, to see other opportunities we may have within this field. Disability confident As a member of the disability confident scheme, our client guarantees to interview all...
IR35 Status:
Inside IR35

CV-Library London, UK Contractor
CL
Dec 17, 2025  
Senior Accountant
Looking for a Senior Accountant to join a household name, global mass media company in their London head office. This is a contract position within the Controllership team running until end of September 2026. This role will play a key part in delivering accurate and timely accounting and financial reporting across multiple business units within the EMEA region. Reporting to an Accounting Manager, the Senior Accountant will handle quarterly accounting and reporting for profit and loss, balance sheets, balance sheet reconciliations, and stakeholder engagement across local finance teams and global controllership and compliance partners. The role requires adherence to US GAAP and collaboration across multiple lines of business. Paying up to £450 a day inside IR35, depending on relevant experience for the role. This is an office-based role, with four days per week onsite in London and one day working from home. Key Responsibilities Oversee the preparation of quarterly accounts,...
IR35 Status:
Inside IR35

CV-Library London, UK Contractor
CL
Dec 17, 2025  
Contract Senior Structural Revit Technician
Contract Senior Structural Revit Technician London Immediate Start 6 months £40 - 42 p/h **INSIDE IR35** Senior Structural Revit Technician A large London based engineering consultancy based in Central London is currently looking to recruit a Contract Senior Structural Revit Technician with solid building structures background, ideally with a minimum of 10 years’ experience. Excellent Revit knowledge is essential for this role. The successful candidates will be working on a variety of interesting and technically challenging building structures projects to include projects Globally. The role will be mix of working from home and office. On offer is a contract rate of between £40 - 42 p/h for the successful applicant. 6 month minimum contract assignment length. This role will be snapped up quickly so please apply today. Please contact Nick Rothery for more information on this role
IR35 Status:
Inside IR35

CV-Library London, UK Contractor
CL
Dec 16, 2025  
Senior Quantity Surveyor
£500p/d Umbrella (INSIDE IR35) 7 weeks (interim assignment) London Borough of Croydon Council | Hybrid working Are you a commercially sharp, detail-driven Quantity Surveyor ready to take a lead role in delivering major capital programmes? Croydon Council is looking for an experienced Senior Quantity Surveyor to join its Housing - Assets & Repairs division. This is an opportunity to apply your expertise to a varied portfolio of construction, refurbishment and major works projects that directly improve homes and communities across the borough. Working within the Capital Delivery Team, . You'll provide expert commercial support across a £42m capital programme, ensuring value for money, accurate cost control and robust contract management. Key Responsibilities Review contractor quotations, tenders and commercial submissions, ensuring accuracy and value for money Prepare pre-tender estimates, tender reports, contract sum analyses and support value engineering activities...
IR35 Status:
Inside IR35

CV-Library London, UK Contractor
CL
Dec 16, 2025  
Portuguese/English Speaking IT Project Manager Data Centres
We are recruiting for a Portuguese/English Speaking IT Project Manager on contract to work for a leading IT Service Provider. Mandatory: experience in delivering large Data Centre server installations, have worked in and around Data Centres, environment will be fast-paced and changing. TBC- could be remote or hybrid with UK base site and travel to Portugal Bilingual Portuguese English speaker Previous career in Data Centres implementations Travel required to Sines south of Lisbon Portugal Requirement to travel to Portugal on regular basis This is an umbrella contract, the role is Inside IR35
IR35 Status:
Inside IR35

CV-Library London, UK Contractor
CL
Dec 16, 2025  
Project Manager
Project Manager Flexible working, 2 days a week onsite £450 per day INSIDE IR35 Job Overview: The Project Manager plays a crucial role in defining and delivering project outcomes that align with organizational goals. This role requires a comprehensive understanding of necessary business changes and the ability to ensure that projects meet defined deliverables with exceptional quality, all while adhering to constraints related to cost, risk, and time. Main remit * To manage establishing a replacement procurement framework for Consultancy & Skilled Persons Framework to replace the existing one which ends March 2026 * Needs a “strong PM to manage a matrix team of Business Analysts, with strong stakeholder management skills to interface with Procurement and business stakeholders. * If capacity allows, may be asked to support another initiative * Ideal start date: 18 August * End date: end March 2026 Key Responsibilities: As a Project Manager, you will oversee...
IR35 Status:
Inside IR35

CV-Library London, UK Contractor
CL
Dec 14, 2025  
Head of Asset Management
Head of Asset Management £600 per day (Inside IR35) 3 months interim contract London (Hybrid – 2/3 days on site weekly)   Interviews scheduled ASAP.   Reporting to the Assistant Director, this is a pivotal role within the Valuation and Strategic Assets team, overseeing processes, policies and systems, and leading on complex landlord and tenant contractual matters. The post-holder must demonstrate extensive expertise in landlord and tenant law and property contracts and must be a chartered surveyor with current MRICS status.   About the Head of Asset Management role: Maximise the asset’s value via letting, disposal or acquisition, creating capital, revenue or social-value benefits aligned with borough outcomes. Oversee asset categorisation within property data systems (core, flex, tail). Provide strategic asset management support for key operational properties. Manage consultants and oversee feasibility work for a major depot review. Management of up to 10 staff, as well as...
IR35 Status:
Inside IR35

CV-Library London, UK Contractor
CL
Dec 14, 2025  
Senior QA Automation Engineer
Senior QA Automation Engineer | £500 p/d Inside IR35 | London | Financial Services Overview We are seeking a Senior QA Automation Engineer to join a leading financial services organisation on a 6-month contract. This hands-on role focuses on delivering high-quality automated testing across web, API, and data validation for investment and wealth management platforms. You will execute automation scripts, validate complex data flows, test RESTful APIs, and ensure releases meet reliability and performance standards. Role & Responsibilities Develop, maintain, and execute automation frameworks for web, API, and data validation testing within wealth management and trading systems Perform functional, regression, performance, and integration testing for complex financial applications Test RESTful APIs using tools such as Postman or RestAssured Validate data and perform back-end testing using SQL Integrate automated tests within CI/CD pipelines using Azure DevOps, Jenkins, or...
IR35 Status:
Inside IR35

CV-Library London, UK Contractor
CL
Dec 14, 2025  
Software Engineer (AI Agent Developer)
AI Engineer (Java, Golang) 6 Months Contract Inside IR35 Pay rate- (Apply online only) GBP per day Inside IR35 Work mode- Remote We are looking for a passionate (Backend Engineer | AI Engineer | AI Agent Developer) to join the IT studio, the team responsible for advancing the digital workplace experience. Our mission is to give every user the best possible user experience from the moment they open their device. By doing so we seek to remove the friction of work, unblocking users to be more productive-anywhere, anytime-with simplicity and safety-with an experience that makes the client one of the best places to work. Required Skills -Experienced in designing, building, testing, debugging and optimizing code of agentic systems/workflows, MCP servers and latest AI-tools. -Experienced in designing, building, testing, debugging and optimizing code of identity authentication and authorization integrations, using standard protocols included, but not limited to, SAML, OIDC, Oauth...
IR35 Status:
Inside IR35

CV-Library London, UK Contractor
CL
Dec 14, 2025  
Product Owner
Product Owner Location: London (Hybrid) Inside IR35 - Rate Flexible We're working with a household name on the recruitment of a Product Owner. This individual will take full ownership of the digital tools that power Finance, HR, Procurement, and other corporate functions in a fast-paced, multi-site organisation. This is a unique opportunity to shape the experience of head office and field-based teams by delivering the modern workplace tools they need to thrive. You'll work closely with senior stakeholders, fellow Product Owners, and technology partners to drive innovation, integration, and tangible value. What You'll Be Doing: Own the roadmap for platforms like Microsoft 365, SharePoint, Power BI, Dynamics 365, and HR systems Act as the go-to partner for business leaders across Finance, HR, Marketing, Commercial, Property, and Procurement Assess and evolve collaboration and reporting tools to boost productivity and transparency Champion automation and analytics using Power...
IR35 Status:
Inside IR35

CV-Library London, UK Contractor
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