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Contractor 85
Outside IR35 Hatfield

85 jobs found in Hatfield

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 24, 2026  
Band 7 Sonographer
We are currently recruiting a number of experienced Sonographers for exciting contract opportunities across Hertfordshire. We are looking for: - General & Gynaecology Sonographers - MSK (Musculoskeletal) Sonographers - Female Sonographers (required for specific clinics) What we offer: - Outside IR35 contracts - Competitive hourly rates - Flexible working arrangements - Immediate starts available If you are looking for your next locum opportunity and have experience in any of the above areas, we would be delighted to hear from you. Please reply to this email or get in touch to discuss the available roles, rates, and locations in more detail. Day Webster Group currently have positions throughout the United Kingdon, Channel Islands, and Republic of Ireland for Sonography Division Professionals of all Bands between 3 – 8c; If this isn’t the right role for you and you would be eager to speak to a Specialist Industry expert to discuss your personal requirements...
IR35 Status:
Outside IR35

CV-Library Hemel Hempstead, UK Contractor
CL
Jul 03, 2026  
HGV Technician
HGV Technician / HGV Engineer / HGV Fitter / HGV Mechanic / HGV Contractor Location: Hertfordshire Rate: £32.00 per hour Shift: Monday - Friday / Nights Shifts (6pm - 6am) Immediate Start Available - On-Going Work Our client is a specialist, reliable and reputable Commercial Vehicle Company based around the Hertfordshire area. They are seeking a passionate and dedicated HGV Technician to complete an ongoing contract / LTD position. This is open to Limited Company Contractors and is working Outside IR35. As a HGV Technician / HGV Mechanic / HGV Fitter you must hold the following: * NVQ / City and Guilds – Level 3 * Minimum of 5 years working on commercial vehicles * Experience working in a fast-paced and demanding customer environment * The ability to organise work on own initiative and work under pressure * Class 1 licence – Preferable not essential Benefits & Package * Great Hourly Rates * Weekly Pay - Every Friday * Limited Companies Welcome...
IR35 Status:
Outside IR35

CV-Library HP3, Apsley, Hertfordshire Contractor
CL
Jul 28, 2026  
HGV Technician
HGV Technician / HGV Engineer / HGV Fitter / HGV Mechanic / HGV Contractor Location: Luton Rate: £31.00 per hour Shift: Monday - Friday / Late Shifts (50 - 60 hours available) Immediate Start Available - Ongoing/Long Term Work Our client is a specialist, reliable and reputable Commercial Vehicle Company based in Luton. They are seeking a passionate and dedicated HGV Technician to complete an on-going contract / LTD position. This contract position is also open to limited company contractors working outside IR35. As a HGV Technician / HGV Mechanic / HGV Fitter you must hold the following: * NVQ / City and Guilds – Level 3 * Minimum of 5 years working on commercial vehicles * Experience working in a fast paced and demanding customer environment * The ability to organise work on own initiative and work under pressure * Class 1 licence – Preferable not essential Benefits & Package * Great Hourly Rates * Weekly Pay - Every Friday * Limited Companies...
IR35 Status:
Outside IR35

CV-Library LU5, Houghton Regis, Central Bedfordshire 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 26, 2026  
Junior Delivery Manager
Junior Delivery Manager (Web & App) is required by well known and iconic global brand. eCommerce, QSR environment. OUTSIDE IR35 Role Overview They are seeking a Delivery Manager to drive execution excellence across their global digital platform, supporting web and mobile app experiences in Canada and Europe. This role is responsible for end-to-end delivery execution across the Canada and Europe teams, ensuring that product strategy is translated into high-quality, predictable delivery outcomes. You will operate at the centre of planning, execution, and coordination, managing dependencies across markets, teams, and platforms. Core Competencies Execution Excellence: Drives predictability, accountability, and delivery quality Structured Thinking: Breaks down complex initiatives into actionable plans Risk Management: Anticipates and mitigates delivery risks early Operational Discipline: Establishes scalable, repeatable delivery processes Key Responsibilities 1. Intake...
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  
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
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
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
CL
Jul 29, 2026  
Architectural Technologist/Technician (Hybrid)
Job Title: Architectural Technologist/Technician (Hybrid) Location: London Salary: £22 - £32 an hour Outside IR35 Job Type: Contract – 3 Months with view of extension (Outside IR35) Job Ref: 40871 Join a vibrant medium sized Architectural Practice in London Are you an Architectural Technologist/Technician looking for your next career move? I am, working with a collaborative and social studio recognised for delivering various large-scale projects across the UK, such as industrial, residential, education, healthcare and commercial projects. You’ll be focusing on RIBA Stage 4 onward, getting involved in producing technical drawings using Revit and producing fire cladding drawings. What’s on Offer: * A collaborative team environment with top-tier industry professionals * Working alongside highly skilled Architects * Focus on RIBA stage 4 onward and fire remedial work * Working 3 days in the office and 2 days from home We’re Looking For: * Architectural...
IR35 Status:
Outside IR35

CV-Library London, UK Contractor
CL
Jul 29, 2026  
TP141 Commissioning Engineer
TP141 Commissioning Engineer (High Voltage) Outside IR35 | Competitive Day Rate | Long-Term Projects (2 Years) East Anglia & Oxfordshire Are you a TP141 Commissioning Engineer looking for your next long-term contract on major National Grid transmission projects? We are recruiting experienced TP141 Commissioning Engineers to support the delivery of two major substation projects in East Anglia and Oxfordshire, each offering approximately two years of work. This company is a specialist high-voltage engineering company delivering end-to-end power system solutions across the transmission and distribution sectors. Its expertise includes system design, manufacturing, installation, testing, commissioning and maintenance of HV substations and protection & control systems, supporting utility, renewable energy and critical infrastructure projects throughout the UK and internationally. Working on a subcontract basis, you will play a key role in the safe commissioning and...
IR35 Status:
Outside IR35

CV-Library London, UK Contractor
CL
Jul 29, 2026  
ServiceNow Architect
ServiceNow Architect London (Hybrid) 3 Month Contract £(Apply online only)/day (Outside IR35) ServiceNow Architect needed with strong Telecoms industry experience. 3 Month Contract based in London (Hybrid). Start ASAP in July/August 2026. Hybrid Working - 3 days/week remote (WFH), and 2 days/week working from the office in London. Working with a global IT Consultancy supporting a Telecoms end client with a ServiceNow solutions project: Leading ServiceNow architecture design + implementation of ServiceNow modules including: ITSM, ITOM, ITAM, HRSD, CSM, GRC, SecOps + custom applications. Strong ServiceNow ITSM, plus 2 other modules (TSOM, ITOM, ITAM, HRSD, CSM, GRC, SecOps). Proven expertise in ServiceNow integrations -eg- REST, SOAP, APIs, MID Servers. Experience with ServiceNow scripting (JavaScript, Glide, Flow Designer) and ServiceNow data model. Experience designing and implementing CMDB and Discovery. Acting as the technical authority on ServiceNow...
IR35 Status:
Outside IR35

CV-Library London, UK Contractor
CL
Jul 29, 2026  
Data Engineer - Airbyte
Lead Data Engineer Outside IR35 £500–£525 per day 3 Month Initial Contract   We're looking for an experienced Lead Data Engineer to join a high-profile project. This is a hybrid role, requiring 2 days per week onsite in London, with the remainder worked remotely. What we're looking for: Proven experience leading data engineering teams, with a strong track record of mentoring and developing junior engineers. Expert knowledge of Python and Airbyte CDK, with experience building custom data connectors (a key focus of the role). Strong experience developing ELT pipelines using PySpark in Databricks within a Medallion Architecture. Experience with Terraform and deploying Airbyte connections and Databricks assets using GitHub Actions. Confident working with JIRA, GitHub, and VS Code.  Desirable: Experience with Databricks Delta Live Tables (DLT). Knowledge of Databricks Asset Bundles
IR35 Status:
Outside IR35

CV-Library London, UK Contractor
CL
Jul 29, 2026  
MEP BIM Lead
MEP BIM Lead Contract Central London £35-£40ph OUTSIDE IR35 12 Months URGENT REQUIREMENT A Main Contractor in London is looking for a Lead BIM Coordinator with MEP bias to join immediately on a 12 month contract. This role will be based between the site and their office, with one day per week from home. Laptop and software will be provided.The model is in Revit and they are using Revizto alongside. To fit the bill, you must have the following: * Experience as a Lead MEP Coordinator working on live construction projects * Experience in creating and managing BIPs & BEPs * Experience managing Coordinators from other companies on the project Given how busy this client is, there is a real chance of this one going well beyond the initial 12 month term To apply, please submit your CV via the links on this page and the team at 12 Recruitment will be in touch
IR35 Status:
Outside IR35

CV-Library City of London, Greater London Contractor
CL
Jul 28, 2026  
Contract Senior Structural Engineer
Contract Senior Structural Engineer c£48 to £50 p/h Ltd   Central London Outside IR35   Contract Senior Structural Engineer   Our client who is a well-established firm of Consulting Engineers in London requires a Senior Structural Engineer on a contract basis for a 9 month assignment.    The successful applicant will be tasked with carrying out various Structural Safety Surveys and Reports across a portfolio of London based building structures.  Ideally applicants will have a minimum of 10 years industry experience.   Immediate start.  Outside IR35, so a Ltd Company can be used if preferred.   Good hourly rate.   To apply please contact Nick Rothery at Energi People
IR35 Status:
Outside IR35

CV-Library London, UK Contractor
CL
Jul 26, 2026  
Azure DevOps Engineer
SC Cleared - Azure DevOps Engineer - London / Remote - Outside IR35 My client a leading government body seeks to recruit an advanced SC Cleared Azure DevOps Engineer who can hit the ground running you be able to demonstrate expertise in DevOps along with Terraform and strong awareness of Landing Zones. This is a hands-on technical role for an Advanced Azure Engineer who can demonstrate High Availability design - specifically around failover, load balancing strategies which are pointed directly into Azure templates.  IAC & TDD Standards – able to build complex reusable Terraform/Bicep modules, implementing Test Driven development within pipeline (tools to include: Checkov, Terratest for automated security gates! Specifically, the successful candidate must demonstrate: Advanced IaC Proficiency: Strong Terraform/Bicep practitioners who prioritize modularity and automated testing. Azure Networking & Security: In-depth knowledge of Managed Identities, Private Endpoints, and...
IR35 Status:
Outside IR35

CV-Library London, UK Contractor
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