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Contractor 21
Outside IR35 Luton site engineer

21 site engineer jobs found in Luton

CL
Aug 28, 2026  
Electrical Design Engineer
Electrical Design Engineer Contract | Outside IR35 | £45/hour Location: Hertfordshire - On-site initially, then hybrid working is a possibilty. *** UK residents only and must have full right to work in the UK without sponsorship *** An long term contratct opportunity has arisen for an experienced Electrical Design Engineer to join an innovative engineering team delivering complex industrial equipment. This is a hands-on contract role focused on producing high-quality electrical designs for new product development. The Role * Produce detailed electrical designs using AutoCAD Electrical and EPLAN. * Develop electrical schematics, control panel layouts and wiring documentation for industrial machinery. * Create and maintain Bills of Materials (BoMs) and support electrical testing, build and commissioning activities. Key Responsibilities * Design AC/DC power distribution and machine control systems. * Develop machinery safety circuits and associated technical...
IR35 Status:
Outside IR35

CV-Library SG6, Norton, Hertfordshire Contractor
CL
Sep 08, 2026  
BMS Commissioning Engineering
BMS Commissioning Engineer, Tridium, Trend or Siemens Immediate start 4 - 6 month contract £300 - £360 per day Our client requires an accomplished BMS Commissioning Engineer with Tridium, Trend or Siemens Building Management Controls experience to join their team on either a project in London or a site in Hertforshire . There are several roles and projects currently available in: the City, East London and also in Hertfordshire, the best site would depend on your location and experience for each project. This is on a contract basis and will initially run for 4 to 6  months. To start immediately and is likely to be extended on a rolling basis.  This position could also be as the Lead Commissioning Engineer if you have the right experience and the rate would then reflect this. Key skills required:- Experienced in the Commissioning of Building Management Systems ( BMS ) Qualified and experienced with Tridium ,Trend or Siemens Control systems. CSCS Skill Card or equivalent is...
IR35 Status:
Outside IR35

CV-Library London, UK Contractor
CL
Sep 06, 2026  
Project Engineer / APM (Rail Comms)
Project Engineer / Assistant Project Manager (APM) - Rail Communications London & South East (Office & Site Based) £Negotiable Contract | Outside IR35 We are looking for a Project Engineer / Assistant Project Manager to support the delivery of rail communications projects across London and the South East. Working on projects for Network Rail, TfL and other infrastructure clients, you'll assist with the day-to-day management and engineering delivery of CCTV, Public Address (PA) and Access Control installations from planning through to commissioning and handover. This is an excellent opportunity for someone looking to move into a project management career, gaining exposure to major rail communications infrastructure programmes while working alongside experienced Project Managers. Requirements Background in delivering installation and Commissioning projects for CCTV, PA, Access Control or Rail Communications systems Experience within Network Rail, TfL, London...
IR35 Status:
Outside IR35

CV-Library London, UK Contractor
CL
Jun 17, 2026  
Senior Electrical Design Engineer
Working with this busy engineering solutions provider who have a strong order book with schemes across the TFL estate - they are looking for an Electrical Design Engineer to join there multi-disciplinary design team Your role will involve: - Creating LV electrical designs for station work, including lighting and power systems. - Problem-solving to integrate new designs with legacy infrastructure. - Working closely with the wider design and CAD teams. The position is ideally suited for someone who: - Is an experienced practically minded electrical design engineer - Understands the practical challenges of electrical installation and buildability. - Can problem-solve on the spot when faced with non-standard site issues. You should have experience in RAIL/ LU (TFL) Standards Role is outside IR35 Your expert recruitment consultant is Trevor Parsons, call today on (phone number removed) or email (url removed) Eden Brown is committed to equality in the...
IR35 Status:
Outside IR35

CV-Library London, UK Contractor
CL
Sep 10, 2026  
Senior Construction Engineer
Senior Engineer - Construction Engineering & Assurance Location: Southwark / predominantly site-based Rate: £529 per day umbrella Contract: 6-month contract We are currently recruiting for a Senior Engineer - Construction Engineering & Assurance to support a major London Underground upgrade programme. This is a predominantly site-based role, providing construction engineering expertise across a range of civil engineering assets and ensuring works are delivered safely, to the required standards and in line with contractual requirements. Key Responsibilities Provide construction engineering and assurance input across the project lifecycle. Lead and support construction quality assurance, including surveillance, supervision and inspections. Review and manage design submissions coming into site. Provide technical input on constructability, construction methods and temporary works. Act as, or support, the NEC Supervisor where required. Ensure construction activities...
IR35 Status:
Outside IR35

CV-Library City of London, London Contractor
CL
Sep 11, 2026  
MEICA Commissioning engineer London
MEICA Commissioning Engineer Location: London Contract Rate: £450 - £500 per day (LTD / Outside IR35) Engagement Type: Long-Term Contract (AMP8 Framework) Start Date: Immediate / ASAP Project Overview We are seeking an experienced MEICA Commissioning Engineer to join an infrastructure contractor delivering critical water asset upgrades across London. This long-term contract offers exceptional stability, focusing entirely on the delivery of capital projects within the AMP8 investment cycle. You will oversee the full commissioning lifecycle through to formal client Takeover, leading the testing, integration, and operational verification of complex mechanical, electrical, and ICA systems. Key Responsibilities Commissioning Strategy & Technical Management: Author and manage Project Commissioning Plans and testing procedures from outline design to full site execution. Ensure all MEICA works comply with water authority standards and WIMES regulations. Coordinate with client...
IR35 Status:
Outside IR35

CV-Library Westminster, London Contractor
CL
Sep 04, 2026  
Electrical Engineer
Electrical Engineer (12-Month Fixed-Term Contract) Location: London (Hybrid – 2 days in the office, 3 days working from home) Rate: £50-55 per hour - outside IR35 Limited Company! We are seeking an experienced Electrical Engineer to join a specialist engineering team on a 12-month fixed-term contract with hydrid working available. This is an excellent opportunity to work on technically challenging single point mooring (SPM) projects supporting FPSO and FSO facilities within the oil & gas sector. Working as part of a multidisciplinary team, you will be responsible for delivering high-quality electrical engineering documentation, supporting vendors and site teams, and ensuring compliance with industry standards. Key Responsibilities * Prepare and review Ex equipment datasheets. * Develop and maintain electrical load lists. * Perform cable sizing and voltage drop calculations. * Prepare and review specifications for electrical equipment and LV...
IR35 Status:
Outside IR35

CV-Library Southwark, Greater London Contractor
CL
Sep 11, 2026  
Contract Electronics Engineer
The Redline Group has an urgent requirement for a Contract Electronics Design Engineer - Altium to support an innovative engineering business based in Cambridge. The company develops advanced safety technologies and is seeking an experienced contractor to support the development of a next-generation product currently in the beta phase of development. This is a hands-on role focused on electronics design, PCB development, testing and product validation, working closely with Senior Electronics Engineers - Altium on a dedicated development project. Key Skills Required - Contract Electronics Design Engineer - Altium Strong Electronics Design experience PCB Design & Layout using Altium Analogue and Mixed-Signal Design Hands-on Testing & Commissioning Microcontrollers and Sensor-Based Electronics This role is expected to last 3-6 months initially with potential for extension. The successful contractor will be required on-site in Cambridge, ideally 5 days per week. This role...
IR35 Status:
Outside IR35

CV-Library Cambridge, Cambridgeshire Contractor
CL
Sep 11, 2026  
PLC Controls Engineer - Contract
PLC Controls Engineer – Contract | Dagenham We are currently recruiting 2 experienced PLC Controls Engineers for a major industrial automation and automotive manufacturing project in Dagenham. This is a hands-on commissioning role suited to engineers who are confident working independently in a live manufacturing environment, diagnosing faults, modifying PLC software and bringing automated production equipment online. Role Details Position: PLC Controls Engineer – Contractor Location: Dagenham Rate: £40-£50ph (Outside IR35) Working Hours: Monday–Friday, 07:30–16:00 Contract: Contractor position Vacancies: 2 The Role You will be supporting a major automotive automation project, working directly on production-line equipment and automated stations. The role will involve a combination of PLC programming, software modification, fault-finding and live factory commissioning. Candidates should be comfortable working under pressure and able to quickly diagnose issues between PLC logic...
IR35 Status:
Outside IR35

CV-Library Dagenham, UK Contractor
CL
Sep 11, 2026  
Commissioning Engineer - Contract
Commissioning Engineer – Schneider PLC | Dagenham | Contract Location: Dagenham, Essex Contract Type: Contractor Working Hours: Monday–Friday, 07:30–16:00 Rate: £40 - £50 (Outside IR35) Weekend Support: Approximately two weekends per month The Role We are looking for an experienced Commissioning Engineer to support an automated manufacturing project in Dagenham. This is a hands-on role combining basic PLC software development, commissioning, fault finding and production-line support. The successful contractor will work with Schneider Electric PLC systems, making software modifications and supporting the implementation and testing of changes on an operational production line. Key Skills Required Strong experience with Schneider Electric PLCs Proven experience with PL7 Experience with Unity Pro / EcoStruxure Control Expert Ability to make basic PLC software modifications and developments Strong commissioning and fault-finding experience Comfortable working directly on...
IR35 Status:
Outside IR35

CV-Library Dagenham, UK Contractor
CL
Sep 06, 2026  
Product Range Design Engineer (Food background)
Product Range Design Engineer – 12-Month Contract Location: Peterborough Contract: 12 months Rate: £35–£40 per hour, depending on experience (Outside IR35) Type: Contractor We are seeking an experienced Product Range Design Engineer to join a busy engineering environment on an initial 12-month contract. The role will focus on the development, improvement and expansion of product ranges, working from technical data sheets, engineering specifications, existing designs and customer requirements. The successful contractor will ideally have experience within food processing, food manufacturing or process engineering, with a strong understanding of engineering drawings, P&IDs and technical documentation. Key Responsibilities Develop and expand existing product ranges in line with customer and engineering requirements. Review and work from technical data sheets, specifications and engineering documentation. Interpret and understand P&IDs, process diagrams and engineering...
IR35 Status:
Outside IR35

CV-Library Peterborough, UK Contractor
CL
Sep 11, 2026  
Vehicle Technician
Are you seeking a new opportunity as a Vehicle Technician? Expleo is actively recruiting skilled Vehicle Technicians to join our team on-site with a prominent automotive manufacturer. In this three month contract position, you'll play a vital role in supporting vehicle research and development within Electrical Testing (including Connected Car). Based at our client's Bedfordshire facility, this contract will initially be for three months and is able to be offered Outside of IR35. Vehicle Technician will be responsible for: Preparation of vehicles and parts for special uses including Test use. Evaluation of vehicle performance according to set criteria Assembly and dis-assembly of parts, components, or vehicles for static and dynamic test activities Maintenance of vehicles to include safety check, retrofit, fault finding and repair Liaising with engineers to conduct tests to our clients standard and local operating procedures Instrumentation set-up and report writing Essential...
IR35 Status:
Outside IR35

CV-Library Bedford, Bedfordshire Contractor
CL
Sep 10, 2026  
Fire Extinguisher & Fire Service Engineer – North London
Fire Extinguisher & Fire Service Engineer– North London V7 Recruitment is currently looking for an experienced Fire Extinguisher & Fire Service Engineer for a long-term contract covering North London and surrounding areas. This is a great opportunity for an experienced fire engineer looking for consistent subcontract work, with a strong pipeline and backlog of work across social housing, residential and hotel contracts. We are looking for a well-rounded fire service engineer with strong experience servicing and maintaining fire extinguishers and fire suppression systems, who is fully qualified and BAFE certified. Scope of Work The successful engineer will be responsible for: Servicing and maintaining fire extinguishers Servicing and maintaining fire suppression systems General fire service and maintenance works Planned preventative maintenance (PPM) Fault finding and reactive maintenance Completing remedial works where required Completing service reports and relevant...
IR35 Status:
Outside IR35

CV-Library Hampstead Heath, London, UK Contractor
CL
Sep 11, 2026  
Mechanical Design Engineer
We are currently supporting a leading engineering business within the water treatment sector in their search for a Mechanical Design Engineer to join their growing team.  This is a long term contract, outside ir35 with remote working considered (must be based in the UK).  The Role You will act as the sole Mechanical Engineer across several concurrent projects, taking ownership of mechanical design input, specification, and procurement activities. Key responsibilities include: Specifying and procuring pumps, blowers, and steelwork fabrications Supporting delivery of multiple medium-scale water treatment projects Working closely with suppliers and fabrication partners across the UK Attending factory acceptance tests (FATs) at various UK sites Ensuring engineering solutions are delivered to quality, cost, and schedule requirements About You We are looking for a self-sufficient and fast-learning engineer who is comfortable taking ownership of their work. Ideally you will have:...
IR35 Status:
Outside IR35

CV-Library London, UK Contractor
CL
Sep 08, 2026  
BMS Service Engineer
We have a fantastic opportunity for a proficient BMS Service Engineer to join a well-established building controls business working on multiple contracts in London on a contract basis. This contract position offers an excellent hourly rate paid weekly ( outside IR35) Company Profile Our client is a household name in the world of BMS providing full turnkey solutions to the Building Energy Management sector since the late 90’s. With their wealth of expertise, they are able to secure projects of all size and type and deliver a best-in-class service from design all the way to end user handover. The Role of the BMS Service Engineer As a BMS Service Engineer you will be responsible for the pre-planned and reactive maintenance of Building Management Systems, predominantly across London. You will have in-depth knowledge of BMS (Building Management Systems) hardware including fault finding, wiring and networking. You will possess the knowledge and experience to be involved with small...
IR35 Status:
Outside IR35

CV-Library London, UK Contractor
CL
Sep 05, 2026  
M&E Asset Surveyor / Building Services Engineer
TSA Surveying have recently been instructed to recruit several M&E asset surveyors to commence a large European survey programme comprising of several commercial sites. The survey programme is due to start imminently and will run for an estimated 5 weeks, comprised of various sites in France. We are looking to build a team of around 6-8 M&E qualified individuals in total. We are looking for qualified M&E Asset Surveyors, or an individual with a prior background within MEP services, either for an FM provider, consultancy, or direct for a building owner, to carry out a room-by-room condition survey, including verification and lifecycle. All data will be collected on a tablet device utilising asset capture software. Candidates must hold a valid passport and be willing to drive throughout Europe. The role is outside of IR35. If you would be interested, please apply ASAP, as we are currently constructing a shortlist for this role
IR35 Status:
Outside IR35

CV-Library London, UK Contractor
CL
Jun 28, 2026  
Senior HVAC Design Engineer
Data Centres are crucial components of today's infrastructure, supporting everything from business to public services. The Opportunity Join our international and multidisciplinary team of passionate design engineers and help us create high-quality, sustainable, and innovative data centre structures. You will work on medium to large-scale mission-critical projects, covering all stages of design - from concept to construction supervision and handover. As a Senior Mechanical Engineer your role will be as part of an interdisciplinary team lead the design of mechanical systems (Building servies and cooling) on medium to large-scale Mission Critical projects through all design stages from Concept to Construction Supervision and Hand-Over Lead the preparation and review of design deliverables Lead projects and work closely with our data centre clients to deliver quality work to meet their specific needs Present technical content for review by technical and non-technical...
IR35 Status:
Outside IR35

CV-Library London, UK Contractor
CL
Sep 08, 2026  
Network Security Engineer
Network Security Engineer (SC Cleared) UK Remote/Hybrid 6 Month Contract £380/day (Outside IR35) Network Security Engineer needed with active SC Security Clearance for a 6 Month Contract. Start ASAP in August/September 2026. The vast majority of the work is expected to be remote. However, there may be occasional travel to UK customer sites including - Warwick, Wokingham, Corsham + Farnborough. Working with a global IT Consultancy supporting a leading Telecoms end client: Must have strong hands-on experience of: F5, Zscaler + Palo Alto technologies.  Checkpoint, Juniper, Bluecoat, Cisco Network Solutions Technical Ownership of Customer Security infrastructure estate, processes, procedures, documentation + life cycle management. Acting as technical point of reference + escalation for Security related changes, modifications + projects for firewall rule bases. Technical point of contact for vendor support for security infrastructure incidents. Design of customer networks...
IR35 Status:
Outside IR35

CV-Library Reading, UK Contractor
CL
Sep 12, 2026  
Project Manager
Project Manager – Groundworks Location: Chelmsford Start Date: ASAP Duration: Ongoing Rate: Negotiable DOE – Outside IR35 Project Manager – Groundworks – Chelmsford We are currently seeking an experienced Project Manager to join a long-term groundworks project in the Chelmsford area. The successful candidate will be working for a large and established groundworks subcontractor alongside one of the UK's largest Tier 1 main contractors. This is an excellent opportunity for an experienced Project Manager looking to work on a major project with a strong long-term outlook. The ideal candidate will have a strong groundworks background, with commercial groundworks experience preferred. Technical competency is particularly important, with the successful candidate expected to be confident using ASTA programmes, producing high-quality drop-line and look-ahead programmes, and maintaining project documentation such as RAMS. Key Responsibilities: * Taking overall responsibility...
IR35 Status:
Outside IR35

CV-Library Chelmsford, Essex Contractor
CL
Sep 06, 2026  
Sub Agent
We are currently recruiting for an experienced Sub Agent to join a major civil engineering project in Woking, working on a substantial S278 highways and earthworks package. Key Responsibilities * Managing and supervising site activities across S278 highways and earthworks packages. * Coordinating subcontractors, labour, plant and materials. * Ensuring works are delivered in accordance with programme and specifications. * Setting out and monitoring construction activities. * Maintaining high standards of health, safety and environmental compliance. * Completing daily records, permits, inspections and quality documentation. * Liaising with Site Agents, Engineers, subcontractors and the client. * Monitoring progress and identifying any potential programme issues. * Supporting the planning and sequencing of upcoming works. Requirements * Previous experience working as a Sub Agent on civil engineering/highways projects. * Strong experience with S278...
IR35 Status:
Outside IR35

CV-Library Woking, Surrey Contractor
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