Freelancer UK
  • All Jobs
  • Outside IR35
  • Agencies
  • Post a Job
  • Pricing
  • Guides
  • Sign in
  • Sign up
  • All Jobs
  • Outside IR35
  • Agencies
  • Post a Job
  • Pricing
  • Guides

Email me jobs like this

Email me jobs like this
Refine Search
Search within
50 miles
10 miles 20 miles 50 miles 100 miles 200 miles
Refine by IR35 Status
Unknown Status 41 Outside IR35 9 Inside IR35 2
Refine by Categories
Engineering 85 Information Technology 21 Automotive 8 Facilities 5 Other 3 Admin-Clerical 2
Manufacturing 2 Marketing 2 Customer Service 1 Education 1 Management 1 Science 1
More
Refine by Job Type
Contractor 52
Construction London gas engineer

52 gas engineer jobs found in London

CL
Jan 06, 2026  
ASHP Engineer
Our client is looking for an experienced Air Source Heat Pump Engineer to join their team in Cambridge. This is an excellent opportunity to work for one of the UK's leading renewable energy suppliers on sub contract basis. Job description: * Installing Air Source Heat Pump systems on domestic properties. * Ensuring all work is carried out according to manufacturer specifications and industry best practices. * Working as part of an installation team. * Testing and commissioning systems to verify performance and efficiency. * Working around the Midlands going across the country East to West. * Maintaining a high level of professionalism, work ethic, and integrity at all times. Person specification: * Level 3 or equivalent in Plumbing and Heating. * BPEC/LCL level 3 Air Source Heat Pump installation (highly desirable). * ACS Gas qualification is essential. * Must have a full UK Driving License. * Ability to travel and stay away from home as required. * Must...
IR35 Status:
Unknown Status

CV-Library Cambridge, Cambridgeshire Contractor
CL
Mar 28, 2026  
Construction Engineer
Construction Lecturer Location: NCG Sites – Southwark College, Lewisham College & NCG Higher Education Centre (London) Contract: Temporary / Permanent (subject to experience and availability) Hours: Full-time / Part-time opportunities available Start Date: To be confirmed Advertised by: The Supply Register Job Summary The Supply Register is recruiting on behalf of NCG for knowledgeable and passionate Construction Lecturers to support teaching across construction and built environment programmes at Southwark College, Lewisham College, and the NCG Higher Education Centre in London. This is an excellent opportunity for experienced construction professionals or qualified lecturers who are passionate about sharing their industry knowledge and helping students develop the practical skills and technical understanding needed to succeed in the construction sector. NCG delivers a wide range of vocational and higher education construction programmes, preparing learners for...
IR35 Status:
Unknown Status

CV-Library London, UK Contractor
CL
Mar 27, 2026  
Registered Building Inspector - Class 2D
Our client, a prominent London borough, is currently seeking a Registered Building Inspector - Class 2D to join their team on a contract basis. This role primarily involves overseeing building control within the buildings sector, demonstrating expertise in compliance and safety standards. Key Responsibilities: Conducting six inspections per day over four days a week Ensuring that building projects comply with current regulations and standards Completing comprehensive reports on inspection findings Providing guidance on necessary corrective actions Collaborating with contractors, architects, and engineers to resolve compliance issues Managing and recording documentation related to inspections and approvals Working from home one day per week to handle administrative tasks Job Requirements: Experience in building control within the buildings sector Registration as a Building Inspector (Class 2D) is essential Thorough understanding of building regulations and compliance standards...
IR35 Status:
Unknown Status

CV-Library London, UK Contractor
CL
Mar 10, 2026  
Project Construction Manager
Overview We are seeking an experienced Construction Project Manager specialised in new high-end build developments to oversee and coordinate large-scale construction project from inception to completion. The ideal candidate will possess strong organisational skills, technical expertise, and the ability to manage multiple stakeholders effectively. This role offers an exciting opportunity to lead innovative project within a dynamic construction environment, ensuring all phases are delivered on time, within budget, and to the highest standards of quality. Duties Lead and manage all aspects of new build construction projects, including execution and close-out phases. Develop detailed project schedules, ensuring realistic timelines and resource allocations. Coordinate with architects, engineers, subcontractors, and clients to ensure project specifications are met. Monitor progress against project milestones, adjusting plans as necessary to address delays or unforeseen issues. Oversee...
IR35 Status:
Unknown Status

CV-Library London, UK Contractor
CL
Mar 07, 2026  
Data Centre Design Manager (MEP)
Our client is a dynamic, fast growing data centre Construction Support Consultant operating both in the UK and internationally. They have grown rapidly and have earned a fantastic reputation across DC expansion projects, white space and hyper scale dc schemes To support these exciting schemes they are looking for an MEP Design Manager to join the team The Design Manager will oversee and coordinate the design aspects of construction projects from inception to completion. Your primary responsibility will be to ensure that the design meets our clients requirements, adheres to regulatory standards, and offer value engineering solutions. You will collaborate with architects, engineers, contractors, and the project team to develop and implement design strategies that align with project goals. Additionally, the Design Manager will coordinate with external designers for each project and report any design risks to the Projects Director. The ideal applicant will be from an...
IR35 Status:
Outside IR35

CV-Library London, UK Contractor
CL
Feb 28, 2026  
Commissioning Manager
We are currently representing a specialist, independent project consultancy delivering complex M&E and infrastructure works across the built environment. Known for being agile, hands-on and delivery-focused, they support clients on technically challenging projects where clear leadership, accountability, and real-world commissioning experience are essential. Due to ongoing workload across Central London, they are looking to engage an experienced Commissioning Engineer or Commissioning Manager on a long-term day-rate basis, with the potential for a permanent position for the right candidate. This is an excellent opportunity for a strong Commissioning Engineer who is ready to take the next step into a Commissioning Manager role. The Role This is a hands-on commissioning role suited to a self-sufficient professional who is comfortable operating in complex, live environments and coordinating across multiple stakeholders. You will take ownership of commissioning activities from...
IR35 Status:
Unknown Status

CV-Library London, UK Contractor
CL
Feb 14, 2026  
BMS Commissioning Engineer
BMS Commissioning Engineer Contract We have a fantastic contract opportunity for an experienced Tridium BMS Commissioning Engineer to join an exciting and prestigious project in London. On offer is an initial 6 month contract (with the potential to extend), c£40 - £48 per hour, and the opportunity to work on one of London’s most interesting new projects in central London The BMS Commissioning Engineer position:- As a BMS Commissioning Engineer, you will have fantastic experience and knowledge of commissioning Building Management Systems, in particular Tridium Niagara.  You will be required to perform software modifications and full commissioning. The project is in central London and is a very prestigious refurbishment of a historical building. The project is a mixed use development incorporating a hotel, high end luxury residences, and shops and will be using state of the art new smart building technology. Key skills of the BMS Commissioning Engineer:- Exceptional technical...
IR35 Status:
Outside IR35

CV-Library London, UK Contractor
CL
Jan 21, 2026  
Senior HVAC Design Engineers
Urgent and immediately available positions for experienced Senior HVAC Design engineers for this London based mutli disciplined Consulting engineers working on hotel refurbishments and lux resi developments With this you should be a qualified HVAC building services design engineer with plus three years experience Nice long tern opportunity out side IR 35 Ideally hybrid basis 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 workplace and is an equal opportunity employer. Eden Brown is acting as an Employment Business in relation to this vacancy
IR35 Status:
Unknown Status

CV-Library London, UK Contractor
CL
Jan 21, 2026  
Senior HVAC Design Engineer
We are working with this leading multi national data centre and mission critical specialist who are working on schemes across UK and europe. With data centres being crucial components of today's infrastructure, supporting everything from business to public services. Operators must ensure the longevity, efficiency, and sustainability of their sites while optimizing them for mission-critical tasks. The teams are at the forefront of designing innovative and energy-efficient data centres, ensuring that our clients meet their goals of performance, cost-efficiency, and sustainability. 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 part of an interdisciplinary team of architects, advisors &...
IR35 Status:
Outside IR35

CV-Library London, UK Contractor
CL
Dec 28, 2025  
MEP Design Manager - Data Centres
Our client is a dynamic, fast growing data centre consultant operating both in the UK and internationally. They have grown rapidly and have earned a fantastic reputation across DC expansion projects, white space and hyper scale dc schemes To support these exciting schemes they are looking for an MEP Design Manager to join the team The Design Manager will oversee and coordinate the design aspects of construction projects from inception to completion. Your primary responsibility will be to ensure that the design meets our client's requirements, adheres to regulatory standards, and offer value engineering solutions. You will collaborate with architects, engineers, contractors, and the project team to develop and implement design strategies that align with project goals. Additionally, the Design Manager will coordinate with external designers for each project and report any design risks to the Projects Director. The ideal applicant will be from an Electrical or HVAC...
IR35 Status:
Outside IR35

CV-Library London, UK Contractor
CL
Dec 28, 2025  
Senior HVAC Design Engineer
We are working with this leading multi national data centre and mission critical specialist who are working on schemes across UK and europe. With data centres being crucial components of today's infrastructure, supporting everything from business to public services. Operators must ensure the longevity, efficiency, and sustainability of their sites while optimizing them for mission-critical tasks. The teams are at the forefront of designing innovative and energy-efficient data centres, ensuring that our clients meet their goals of performance, cost-efficiency, and sustainability. 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 part of an interdisciplinary team of architects, advisors &...
IR35 Status:
Outside IR35

CV-Library London, UK Contractor
CL
Dec 13, 2025  
Senior HVAC Design Engineers
Urgent and immediately available positions for experienced Senior HVAC Design engineers for this London based mutli disciplined Consulting engineers working on hotel refurbishments and lux resi developments With this you should be a qualified HVAC building services design engineer with plus three years experience Nice long tern opportunity out side IR 35 Ideally hybrid basis 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 workplace and is an equal opportunity employer. Eden Brown is acting as an Employment Business in relation to this vacancy
IR35 Status:
Unknown Status

CV-Library London, UK Contractor
CL
Mar 21, 2026  
Mechanical Engineer
Mechanical Engineer - Hospital Maintenance (Steam & Pressure Systems) £30 per hour | Start ASAP | Basic DBS Required A leading mechanical and plumbing contractor is seeking an experienced Mechanical Engineer to work at Hospital near London Bridge. This is an ASAP start, initially for 3 months, with strong potential for ongoing work. This role requires a strong background in steam and pressure systems, as well as experience working with industrial boilers, chilled water systems, AHUs, and HVAC systems. A thorough understanding of all listed systems is critical. Hours: 8am-5pm (8 hours working, 1 hrs unpaid break) Rate: £30 per hour Duties will include: Maintenance and remedial works on steam and pressure systems Working on industrial boilers and associated plant Maintenance of chilled water systems AHU and HVAC system maintenance and fault finding General mechanical maintenance within a live hospital environment Pipework repairs, valve replacements, and system components...
IR35 Status:
Unknown Status

CV-Library West End, London Contractor
CL
Mar 25, 2026  
Senior Engineer
We're currently recruiting for an experienced Senior Site Engineer to start working on an RC Frame project based in Covent Garden. Must have experience in running the front end of projects, good communication skills with a strong background in RC Frame is essential. Responsibilities include: * Overseeing all engineering aspects on the site * Overseeing building work * Undertaking surveys * Checking technical designs and drawings to ensure that they are followed correctly * Ensuring project packages meet agreed specifications, budgets and/or timescales * Liaising with clients, subcontractors and other professional staff, especially quantity surveyors and the overall project manager * Providing technical advice and solving problems on site * Preparing site reports and filling in other paperwork * Liaising with quantity surveyors about the ordering and the pricing of materials * Ensuring that health and safety and sustainability policies and legislation...
IR35 Status:
Unknown Status

CV-Library WC2E, Covent Garden, Greater London Contractor
CL
Mar 28, 2026  
Mechanical Construction Manager
Mechanical Construction Manager, London c£(Apply online only) a day DOE - temp 9 months - Tier One Top 5 Main Contractor Are you an established Freelance Mechanical Construction Manager with a proven background of experience working within the Building Services and M&E sector? Would you relish the opportunity to work for one of the UK's most prestigious Main contractors on one of their most iconic projects? Your background and experience, together with an industry recognised qualification, will be well rewarded for working hard on a M&E package of around £50M on a large commercial project in Central London. Previous M&E Fit-out project experience would be advantageous. Main duties will be to manage and oversee the delivery team and specialist outside sub-contractors and ensuring all Health and Site Safety is in place and adhered to. As one of the UK's leading recruiters, Fawkes & Reece specialises in all areas of Building Services and M&E, from M&E...
IR35 Status:
Unknown Status

CV-Library City of London, London Contractor
CL
Mar 28, 2026  
Mechanical Engineer
Mechanical Engineer / Plumber - Hospital Maintenance £220 per day | London Bridge | Start ASAP | Basic DBS Required A leading mechanical and plumbing contractor is looking for a Mechanical Engineer / Plumber to work on a hospital project near London Bridge. This is an ASAP start for 6 months. Hours are 8am-5pm, paying £220 per day. The role will involve pipework remedials and general mechanical/plumbing maintenance within a hospital environment. Duties will include: Pipework remedials and general maintenance Tap, pipe, sink and valve replacements Using freeze kits and press-fit guns Working with water treatment systems and L8 compliance General mechanical/plumbing maintenance within a hospital setting, ideally exp with AHU's, FCU's Role details: Location: Hospital near London Bridge, London Start: ASAP Duration: 6 months Hours: 8am - 5pm Rate: £220 per day To be considered, you will need: Proven experience as a Mechanical Engineer / Plumber in maintenance or remedial...
IR35 Status:
Unknown Status

CV-Library City of London, London Contractor
CL
Jan 21, 2026  
Senior Electrical Design Engineer
Great opportunity to work with this leading international Consulting Engineers who are looking to bring on board a driven and experienced Senior Electrical Design Engineer, Outside IR35, to be an active part of a specialist design team consultancy to work on a variety of Data Centre projects. Key Responsibilities:- Create electrical design drawings and specs for Data Centre Projects. Ensure designs meet all standards and regulations. Support sustainable design and use of innovative tech Work closely with colleagues, clients, architects, and contractors.. Manage project deadlines, budgets, and deliverables. About you: You should hold Degree (or historic equivalent) in Electrical Engineering or related field.- Should have extensive experience in Mission Critical design and building services design, specifically on data centres.- Skilled in Amtech, and Dialux/Relux, with AutoCAD and Revit proficiency being beneficial. Sound knowledge of British Standards and building...
IR35 Status:
Outside IR35

CV-Library City of London, London Contractor
CL
Dec 11, 2025  
Senior Electrical Design Engineers
Great opportunity with a market leader to join their mission critical team working on key long term projects within the DC space - both hyper scale and co-lo. They are a global player with an outstanding market leader with a great pipeline of future work They are looking for experienced senior/ principal or associate level design engineers to join them or a long term basis working on a hybrid or semi-remote basis (by agreement) You should have current and developed experience as an electrical design engineer within the building services space and also with the mission critical / data centre space. Excellent rates and position 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 workplace and is an equal opportunity employer. Eden Brown is acting as an Employment Business in relation to this vacancy
IR35 Status:
Outside IR35

CV-Library City of London, London Contractor
CL
Nov 01, 2025  
MEP REVIT Technician
MEP REVIT Co-ordinator We have an immediately available position for an experienced MEP Biased Co-ordinator to join this thriving Consulting Engineers on an initial 4-6 Month contract The Revit Coordinator should be capable to coordinate the MEP services and confident to sit on BIM Coordination meetings The position 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 workplace and is an equal opportunity employer. Eden Brown is acting as an Employment Business in relation to this vacancy
IR35 Status:
Outside IR35

CV-Library City of London, London Contractor
CL
Oct 31, 2025  
Senior Electrical Design Engineer
Great opportunity to work with this leading international Consulting Engineers who are looking to bring on board a driven and experienced Senior Electrical Design Engineer, Outside IR35, to be an active part of a specialist design team consultancy to work on a variety of Data Centre projects. Key Responsibilities:- Create electrical design drawings and specs for Data Centre Projects. Ensure designs meet all standards and regulations. Support sustainable design and use of innovative tech Work closely with colleagues, clients, architects, and contractors.. Manage project deadlines, budgets, and deliverables. About you: You should hold Degree (or historic equivalent) in Electrical Engineering or related field.- Should have extensive experience in Mission Critical design and building services design, specifically on data centres.- Skilled in Amtech, and Dialux/Relux, with AutoCAD and Revit proficiency being beneficial. Sound knowledge of British Standards and building...
IR35 Status:
Outside IR35

CV-Library City of London, London Contractor
  • Follow us on:
  • Facebook
  • Twitter
  • Instagram
  • LinkedIn
  • Home
  • Contact
  • About Us
  • Terms & Conditions
  • Employer
  • Post a Job
  • Search Resumes
  • Sign in
  • Job Seeker
  • Find Jobs
  • Outside IR35
  • Create Resume
  • Sign in
© 2008-2026 Powered by SmartJobBoard Job Board Software