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Contractor 57
Outside IR35 Barnet

57 jobs found in Barnet

CL
Aug 02, 2026  
Principal Contractor Site Manager (PCSM) - National Grid SR163
Role: Civil Principal Contractor Site Manager (PCSM) - National Grid Location: North London Duration: 12 months, rolling Day Rate: £600 - £650 per day (Outside IR35) Start Date: Immediate / ASAP About the Role We are seeking an experienced Civil PCSM to lead high-voltage substation and infrastructure upgrade projects. You will act as the primary point of contact for site safety, compliance, and delivery, ensuring all works align with strict National Grid standards. Key Responsibilities Site Leadership: Manage daily civil engineering and construction activities safely. Compliance: Enforce National Grid SR163 supplier requirements on-site. Safety: Direct temporary works, excavation safety, and risk assessments. Coordination: Act as the main liaison between subcontractors and stakeholders. Essential Requirements Accreditation: Current National Grid SR163 PCSM qualification. Safety: Valid SMSTS and up-to-date First Aid at Work. Technical: Temporary Works Coordinator or...
IR35 Status:
Outside IR35

CV-Library Barnet, London Contractor
CL
Jul 31, 2026  
Revit MEP Coordinator
Revit MEP Coordinator - Pharmaceutical Projects Watford | Hybrid Working Considered £35-£40 per hour 3-Month Contract (Temporary) | Outside IR35 An exciting opportunity has arisen for an experienced Revit MEP Coordinator to join a growing Building Services consultancy delivering technically complex pharmaceutical and advanced manufacturing projects. This Revit MEP Coordinator role is ideal for someone with a strong mechanical bias who enjoys producing coordinated Revit MEP models, solving complex coordination challenges and working closely with engineering teams throughout detailed design and construction. The successful Revit MEP Coordinator will join an established BIM team, support the delivery of technically demanding MEP projects while remain hands-on with modelling and multidisciplinary coordination. The Role As a Revit MEP Coordinator, you'll be responsible for: Producing and coordinating detailed Revit MEP models across pharmaceutical and advanced manufacturing...
IR35 Status:
Outside IR35

CV-Library Watford, Hertfordshire Contractor
CL
Aug 02, 2026  
Regulatory Content Strategist
Job Title: Regulatory Data and Content Professional (Senior Medical Writer) Are you passionate about advancing healthcare and making a real impact in the pharmaceutical and biotechnology sectors? Join our innovative organisation and help shape the future of medicine! About Us: We are a bold and flexible regulatory organisation committed to driving science forward, ensuring access to healthcare for everyone. Our Pharma Development Regulatory (PDR) team is at the forefront of data interpretation and content strategy, dedicated to submitting high-quality documents to global health authorities. The Opportunity: As a Regulatory Data and Content Professional, you will lead and manage data interpretation and medical writing from initiation to approval, contributing to the development of Roche product permits and licences. Key Responsibilities: Lead a team of Content Strategists and cross-functional teams in creating and executing content strategies for global regulatory...
IR35 Status:
Outside IR35

CV-Library Welwyn Garden City, Hertfordshire Contractor
CL
Jul 29, 2026  
BESS Electrical Engineer
Location: Remote - Rare site visits to Scotland (Only when essential) * Contract Duration: 6 months initially - extension &/or offer of permanent likely thereafter * IR35: Outside IR35 * Rate: £650–£750 per day * Start: Immediate preferred, but candidates on up to 4 weeks’ notice considered An urgent opportunity has opened for a BESS Electrical Engineer to support a live battery energy storage project that is now entering a critical final design and commissioning phase. The project has already been through delays and now needs an experienced BESS specialist who can step in quickly, take ownership of the remaining electrical design work, resolve final technical issues and help drive the project through to delivery. This is a remote outside IR35 contract with occasional site visits to Scotland, an immediate start preferred, and genuine potential for extension or a permanent role afterwards. For the right Senior BESS Electrical Engineer, there is the likelihood for...
IR35 Status:
Outside IR35

CV-Library EC2N, Broad Street, Greater London Contractor
CL
Jul 30, 2026  
Property Counsel
Property Counsel London £700 per day 4-month Contract ARM have an exciting opportunity for a Property Counsel to be a part of a major project within the UK. The Role: Assist with the drafting, updating and maintaining standard form template documentation in order to continuously improve performance and compliance, consistency across the business and effective working practices. Assist in the preparation of legal advice and other reports and briefings for staff across HS2, to maintain open communication and support decision making. Advise with appropriate supervision on contentious land and property matters including landlord and tenant disputes, residential, commercial and agricultural possession, debt recovery, valuation disputes, trespass situations, access issues and title issues. Manage with appropriate supervision all property litigation matters including advice on strategy, case management, settlements, evidence, deadlines, disclosure, trial preparations, witness...
IR35 Status:
Outside IR35

CV-Library West End, London Contractor
CL
Jul 30, 2026  
Senior Mechanical Design Engineer
Senior Mechanical Engineer - Water Sector St Albans: Hybrid (3 Days Office) Contract: £45-£50/hr (Outside IR35) Advance TRS are supporting a rapidly growing consultancy in their search for a Senior Mechanical Engineer. Joining a newly formed London business unit, you'll have the unique opportunity to help build a team from the ground up, influence how projects are delivered, and play a significant role in the future growth of the business within the UK water market. You'll lead the mechanical design of clean water and wastewater projects, producing high-quality engineering solutions while mentoring junior engineers and coordinating multidisciplinary design teams. Key Responsibilities: * Deliver mechanical design solutions for water and wastewater projects * Produce calculations, reports, specifications and design drawings * Lead and review work from junior engineers and CAD technicians * Coordinate with suppliers, manufacturers and subcontract design teams * Ensure designs...
IR35 Status:
Outside IR35

CV-Library Hertfordshire, UK Contractor
CL
Jul 30, 2026  
Principal Mechanical Enigneer
Principal Mechanical Engineer - Water Sector St Albans: Hybrid (3 Days Office) Contract: £55-65p/h (Outside IR35) Advance TRS are supporting a rapidly growing consultancy in their search for a Principal Mechanical Engineer. Joining a newly formed London business unit, you'll have the unique opportunity to help build a team from the ground up, influence how projects are delivered, and play a significant role in the future growth of the business within the UK water market. You'll lead the mechanical design of clean water and wastewater projects, producing high-quality engineering solutions while mentoring junior engineers and coordinating multidisciplinary design teams. Key Responsibilities: * Deliver mechanical design solutions for water and wastewater projects * Produce calculations, reports, specifications and design drawings * Lead and review work from junior engineers and CAD technicians * Coordinate with suppliers, manufacturers and subcontract design teams * Ensure...
IR35 Status:
Outside IR35

CV-Library Hertfordshire, UK Contractor
CL
Jul 30, 2026  
BIM Technician
BIM Technician - Building Services (Contract) London | Hybrid Working | Outside IR35 | £30-£35 per Hour Ready to work on some of London's most exciting building services projects? We're looking for a BIM Technician with Building Services experience to join a growing consultancy delivering technically challenging projects across a range of sectors. If you're confident using Revit MEP and enjoy working on complex, multidisciplinary schemes, this could be the ideal contract for you. What's in it for you? This is an excellent opportunity to join a busy and well-established building services consultancy with a strong pipeline of work across London and the South East. You'll work on a diverse range of projects spanning commercial fit-outs, heritage buildings, data centres, healthcare, residential developments and life sciences facilities, giving you exposure to technically challenging and varied schemes. Alongside an Outside IR35 contract paying £30-£35 per hour, you'll benefit from...
IR35 Status:
Outside IR35

CV-Library Central London, London WC2N 5DU, UK Contractor
CL
Jul 29, 2026  
OpenRoads Modeller
OpenRoads Modeller - HS2 Landscape Team We're looking for an experienced OpenRoads Modeller to join a major HS2 project, supporting the landscape design team on a 12-month contract. Contract Details ·Duration: 12 months ·Rate: £40 per hour ·IR35 Status: Outside IR35 ·Location: Primarily home-based ·Travel: Ideally able to attend a client office a couple of days per week. Client offices are located across the UK, offering flexibility depending on your location. The Role You'll be working as part of a multidisciplinary landscape team, producing and developing OpenRoads models for one of the UK's largest infrastructure projects. Previous experience supporting landscape design is highly desirable. Requirements ·Strong experience using Bentley OpenRoads Designer ·Experience working on highways or major infrastructure projects ·Landscape design experience would be a significant advantage ·Excellent communication skills and the ability to work within a collaborative project...
IR35 Status:
Outside IR35

CV-Library Central London, London WC2N 5DU, UK Contractor
CL
Aug 02, 2026  
Security Architect
Location: London, 4 days a week on site Outside IR35 contract - (Apply online only) a day We are looking for an SC, preferably DV cleared self-motivated and experienced Security Architect to lead in bringing enhanced and new services into what is key government asset. Working within a specialist services company you will drive and/or create the necessary artefacts to help the client organisation deliver rapid change. You will have excellent interpersonal skills and a pragmatic approach to getting change through delivered successfully through the internal Security Governance group. Key Responsibilities: The ideal candidate will have come from a strong technical background, and have an understanding of attack vectors for high threat environments, across both proprietary and open-source technology stacks. You will advise and enable technical teams to make security decisions and provide advice and guidance, ensuring the effective use of common tools and patterns. You will have a...
IR35 Status:
Outside IR35

CV-Library London, UK Contractor
CL
Aug 02, 2026  
Analytics Engineer / GCP / LookML / BigQuery
Analytics Engineer / GCP / LookML / BigQuery £(Apply online only) per day (Outside IR35) London / Hybrid Analytics Engineer / GCP / LookML / BigQuery This is an opportunity for you to join a growing ecommerce business who are looking for an Analytics Engineer to build and maintain data pipelines and create new dashboards and reports across the business. You'll be using their newly adopted GCP stack, BigQuery, Looker etc. and work closely with the wider data engineering team. We're interested in hearing from people who have experience with some of the following: Looker BigQuery GCP Please apply to be considered. London / Hybrid £(Apply online only) per day (Outside IR35) Analytics Engineer / GCP / LookML / BigQuery
IR35 Status:
Outside IR35

CV-Library London, UK Contractor
CL
Aug 02, 2026  
SAP Finance Specialist / Master Data Consultant
Role: SAP Finance Master Data Specialist Contract Length: 12 months initially (2-3 years programme) Day Rate: 500 – 625 EUR, if UK based (outside IR35) Location: Anywhere in the UK / EU, the candidate is expected to travel bimonthly to key sites across EU / UK (non – negotiable) for a couple of days. Travel Expenses: Fully covered We are looking for an SAP FI Specialist /  Finance Master Data Specialist to support a large-scale S/4HANA transformation on a contract basis. The consultant will be responsible for analysing, mapping, documenting, and validating finance master data, with a particular focus on General Ledger accounts and bank master data. This is a large scale transformation across multiple European sites, conducted in wave and expected to run for the next 2-3 years. Key responsibilities Perform source-to-target G/L account mapping for the S/4HANA solution. Analyse legacy Chart of Accounts structures and historical financial postings. Investigate incorrect...
IR35 Status:
Outside IR35

CV-Library London, UK Contractor
CL
Aug 02, 2026  
Cyber Analyst
Cyber Service Operations Analyst £500 - £600 per day | Outside IR35 3 month contract - Possibility of extension Predominantly Remote - with monthly travel to London or Birmingham Excellent opportunity for an experienced Cyber Service Operations Analyst or Cyber Operating Model Consultant to support a large-scale cyber transformation programme focused on the rollout and operational adoption of managed cyber security services across a global organisation. Working as part of a dedicated cyber programme, you'll be responsible for defining and documenting cyber service operating models, supporting service adoption and establishing consistent processes, governance and responsibilities across multiple regions. You'll work closely with cyber leadership, IT stakeholders and a strategic security services partner to ensure services are embedded effectively. The role is centred around operating model design, service documentation and stakeholder engagement. You'll facilitate workshops,...
IR35 Status:
Outside IR35

CV-Library London, UK Contractor
CL
Aug 01, 2026  
MRICS Building Surveyor
We have an excellent opportunity for a chartered Building Surveyor to work on Disrepair projects primarily in London & the South East.. This is self-employed work outside of IR35 and is paid per report. Undertake comprehensive building surveys of disrepair claims and the production of detailed expert witness reports for use in the legal process. Self-employed work, so this provides the opportunity for part-time or full-time. It is essential that candidates are MRICS qualified with 3 years + PQE. Residential experience is also essential for this work. This is an excellent opportunity, which has fantastic earning potential and provides the opportunity for long-term work and flexible work
IR35 Status:
Outside IR35

CV-Library London, UK Contractor
CL
Aug 01, 2026  
MRICS Building Surveyor
We have an excellent opportunity for a chartered Building Surveyor to work on Disrepair projects primarily in London & the South East.. This is self-employed work outside of IR35 and is paid per report. Undertake comprehensive building surveys of disrepair claims and the production of detailed expert witness reports for use in the legal process. Self-employed work, so this provides the opportunity for part-time or full-time. It is essential that candidates are MRICS qualified with 3 years + PQE. Residential experience is also essential for this work. This is an excellent opportunity, which has fantastic earning potential and provides the opportunity for long-term work and flexible work
IR35 Status:
Outside IR35

CV-Library London, UK Contractor
CL
Aug 01, 2026  
Security Architect (IAM)
Security IAM Architect / Specialist UK Government Outside IR35 £550-£600 Remote Start ASAP 6 month contractSR2 is working with a consultancy supporting the delivery of a major central government data transformation programme. They are looking for an experienced Security Identity & Access Management Specialist to help design the security architecture for a large-scale federated data-sharing platform. You'll play a key role in shaping how organisations securely discover, access and share data, leading the design of identity, access control and policy enforcement capabilities across a complex, multi-organisation ecosystem. Working closely with architects, developers and governance teams, you'll translate security, risk and business requirements into scalable, practical technical solutions. Requirements: Strong security architecture experience delivering complex enterprise or federated platforms. Deep knowledge of Identity & Access Management (IAM), federated identity...
IR35 Status:
Outside IR35

CV-Library London, UK Contractor
CL
Aug 01, 2026  
Security Operations Consultant
Security Operations Consultant – SC Cleared 📍 Remote | 💷 £600–£650 per day (Outside IR35) | ⏳ 3–6 months initial contract, likely extension | 🏛️ Central Government The Role We're seeking an experienced Security Operations Consultant to support a central government department's security operations function. This is a client-side role, working directly within the department to strengthen and mature their security operations capability. Key Responsibilities * Support and advise on day-to-day Security Operations Centre (SOC) activity, including alert triage and escalation processes * Assist with incident detection, investigation, and response * Advise on SIEM tooling, use case development, and logging/alerting strategy * Support vulnerability management processes: prioritisation, remediation tracking, and reporting * Review and enhance security policies, playbooks, and incident response runbooks * Act as a bridge between technical security teams and departmental...
IR35 Status:
Outside IR35

CV-Library London, UK Contractor
CL
Jul 31, 2026  
Senior Quantity Surveyor
Reynco Ltd are delighted to be supporting a well-established specialist contractor within the building envelope sector in their search for an experienced Senior Quantity Surveyor to join the commercial team on an initial 12-month contract. This is an excellent opportunity to take commercial ownership of high-value construction projects, working within an experienced team on a negotiable day-rate basis. Senior Quantity Surveyor (Contract) Location: North London (Site-Based) Rate: Negotiable Day Rate (Outside IR35 status to be discussed) Contract: Initial 12-Month Contract About the Company Our client is an established specialist contractor (Building Envelope) Working alongside some of the country's leading principal contractors, they have built a strong reputation for quality, collaboration and delivering complex projects safely, on programme and within budget. The Role As Senior Quantity Surveyor, you will take full commercial responsibility for one or more live projects...
IR35 Status:
Outside IR35

CV-Library London, UK Contractor
CL
Jul 30, 2026  
Multiple Wiremen
Rubicon Consulting is currently recruiting for Multiple Wiremen on a 6 month rolling Contract, located in London. This role falls outside IR35 Role Overview Rubicon Consulting is recruiting multiple experienced Wiremen for a live HV substation project in London. This is a hands-on site role focused on transformer wiring, glanding, terminating and multicore cable work within a live substation environment. Positions are offered on 6 month rolling contracts with strong potential for extension across the wider project programme. Main Scope of Work • Transformer wiring — control and protection wiring to substation transformers • Glanding and termination of LV, MV and multicore cables • Termination of multicore control and instrumentation cabling • Installation and dressing of cable containment and cable routes as required • Cable testing, continuity checks and fault-finding support • Working from wiring schedules, schematics and cable block diagrams • Liaising with the site...
IR35 Status:
Outside IR35

CV-Library London, UK Contractor
CL
Jul 30, 2026  
Senior SHEQ Advisor
Senior SHEQ Advisor 6 month contract (likely extension) Based in London 5 days per week. £450 per day OUTSIDE IR35 GreenScout are working exclusively with a major player within the HV industry, who urgently require a SHEQ Manager on an initial 12 month contract. Ideally you will previous experience within the Power Industry, Battery Energy Storage Systems, NRSWA and HSG47. Based in London 5 days per week. We require candidates with a Nebosh Diploma level 6. If your are interested, please apply online
IR35 Status:
Outside IR35

CV-Library London, UK Contractor
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