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Contractor 85
building services engineer

85 building services engineer jobs found

CL
Apr 04, 2026  
Mechanical Building Services Engineer
Mechanical Building Services Engineer £17.00 PAYE Ongoing temporary contract As the Mechanical Services Engineer you will be required to carry out varied duties including: Responding to reactive maintenance calls across the hospital (leaks, temperature issues, no water, toilets not flushing) Mechanical plant maintenance: AHUs, pumps, HVAC, steam/condensate, medical gas systems, TMV maintenance, basic electrical lamping where required Supporting PPM tasks where capacity allows Working within a site-based team and escalating to senior engineers when required Confident with: HVAC / AHUs Pumps & valves TMVs Basic plumbing Basic first‑fix electrical (lamp changes)Requirements of the Mechanical Services Engineer: NVQ Level 3 (or equivalent) in a mechanical discipline (Plumbing, Mechanical Maintenance, HVAC, etc.) Able to work independently on nights without immediate supervision Basic DBSIf you are interested in the Mechanical Building Services Engineer role, please contact Ben...
IR35 Status:
Unknown Status

CV-Library Bristol, UK Contractor
CL
Apr 01, 2026  
Temp Building Services Engineer (Bristol)
Building Services Engineer Location: Bristol Duration: Minimum 3 Months (Interim Cover) Start Date: ASAP Working Hours: Monday – Friday, 8:00am – 5:00pm Pay: £22-£25ph DOE Building Services Engineer to join a small onsite team of three engineers on an interim basis. Key Responsibilities Carry out planned and reactive maintenance across building services systems Support electrical and general building maintenance tasks across the site Ensure all works are carried out safely and in line with site procedures Work collaboratively with the onsite engineering team to maintain operational standards Assist in diagnosing faults and completing repairs efficientlyRequirements Experience as a Building Services Engineer or Maintenance Engineer Electrical or general maintenance background preferred (flexible depending on experience) Experience in commercial building environments Ability to work effectively within a small engineering team Strong fault-finding and maintenance skills
IR35 Status:
Unknown Status

CV-Library Bristol, UK Contractor
CL
Mar 22, 2026  
Building Services Engineer
Building Services Engineer Portsmouth / Stevenage 12 Month Contract £29.89 Per Hour PAYE/ Up To £40 Per Hour Umbrella Role Overview We are seeking an experienced and meticulous Building Services and Fabric Clerk of Works to join our dynamic team. This pivotal role involves overseeing and inspecting building services installations (Mechanical, Electrical, and Fabric) on our projects to ensure they meet the highest standards of quality, compliance, and design specifications. You will act as the department's eyes and ears on site, ensuring quality is built into every aspect of the projects under our responsibility.   Key Responsibilities Conduct rigorous inspections of HVAC, plumbing, electrical, fire systems, and structural fabric to ensure full compliance with statutory regulations and design briefs. Proactively identify and document non-conformances. Collaborate with Project Managers to ensure swift and effective resolution of all site issues. Maintain high-standard site...
IR35 Status:
Unknown Status

CV-Library Hertfordshire, UK Contractor
CL
Apr 05, 2026  
Mechanical Engineer - MRO
Dedicated to sustainable development, Arup is a collective of designers, consultants and experts working globally. At Arup you will have the opportunity to collaborate on ambitious projects - delivering remarkable outcomes for clients and communities, and to do socially useful work that has meaning. Arup's purpose, shared values and collaborative approach has set it apart for over 75 years, and now is your opportunity to join. Job description - the role AMS is a global workforce solutions partner committed to creating inclusive, dynamic, and future-ready workplaces. We help organisations adapt, grow, and thrive in an ever-evolving world by building, shaping, and optimising diverse talent strategies. We partner with Arup to support their contingent recruitment processes. Acting as an extension of their recruitment teams, we connect them with skilled interim and temporary professionals, fostering workplaces where everyone can contribute and succeed. On Behalf of Arup, we are...
IR35 Status:
Unknown Status

CV-Library London, UK Contractor
CL
Apr 05, 2026  
Senior Electrical Engineer - MRO
Dedicated to sustainable development, Arup is a collective of designers, consultants and experts working globally. At Arup you will have the opportunity to collaborate on ambitious projects - delivering remarkable outcomes for clients and communities, and to do socially useful work that has meaning. Arup's purpose, shared values and collaborative approach has set it apart for over 75 years, and now is your opportunity to join. Job description - the role AMS is a global workforce solutions partner committed to creating inclusive, dynamic, and future-ready workplaces. We help organisations adapt, grow, and thrive in an ever-evolving world by building, shaping, and optimising diverse talent strategies. We partner with Arup to support their contingent recruitment processes. Acting as an extension of their recruitment teams, we connect them with skilled interim and temporary professionals, fostering workplaces where everyone can contribute and succeed. On Behalf of Arup, we are...
IR35 Status:
Unknown Status

CV-Library London, UK Contractor
CL
Apr 02, 2026  
Air Conditioning improver
My client is a specialist mechanical contractor working within the construction industry who have been established since the early 2000’s. They design, supply, install, service & maintain air conditioning, heating & ventilation systems to commercial buildings. The position requires an Improver Air Conditioning Engineer who is looking to further develop their skills within the HVAC industry. The role will involve assisting senior engineers with maintenance, diagnostics and repair works across a range of air conditioning systems while gaining further hands-on experience. Duties The Improver AC Engineer will be required to perform the following: ? Assist senior engineers with maintenance, inspection and repair of air conditioning / ventilation / refrigeration / cooling systems ? Support with planned preventative maintenance (PPM) tasks across various commercial sites ? Work on systems such as split units, VRV/VRF systems, fan coil units and AHUs under supervision ? Assist with...
IR35 Status:
Unknown Status

CV-Library Central London, London WC2N 5DU, UK Contractor
CL
Mar 26, 2026  
Mechanical Project Engineer
We are looking for an exceptional and very technically strong Mechanical Building Services Project Engineer with experience of working on large size multi-unit residential and mixed use residential/commercial developments. This is a long term contract position based in Central London, SE1. Our client is a specialist M&E Contractor. This role is with the established Mechanical arm of the business. The position reports to the Contract Director. You will be responsible for overseeing Mechanical Building Services Engineering on the Project. We are looking for a practically minded and technically strong Engineer who can liaise effectively with the consultant, client and on site teams, and maintain a calm and pragmatic approach to ensure the technical success of Mechanical Building Services Installation. This is an Engineer not a Project Manager role although is a comparable level within the company structure. We are looking for a Technical, site-based Mechanical Engineer who knows...
IR35 Status:
Unknown Status

CV-Library SE1, Chaucer, Greater London Contractor
CL
Mar 05, 2026  
Mechanical Project/Design Engineer
Mechanical Project/Design Engineer Opportunity – Leading Renewables Contractor - London MK Search are working with a market leading renewables and decarbonisation M&E contractor who are currently looking to recruit a Mechanical Project / Design Engineer to join their growing team. This is an excellent opportunity for an early-career engineer looking to develop their technical and project experience within a supportive and professional environment. The company in question have recently won a variety of new contracts across London. The Role Working alongside experienced engineers and project teams, you will assist with the design, coordination, and delivery of decarbonisation on leisure, commercial, education and residential projects. The role offers exposure to both project and design work, with opportunities to build hands-on experience across a range of mechanical systems. The Ideal Candidate We are keen to speak with candidates who have: * A degree or diploma in...
IR35 Status:
Unknown Status

CV-Library London, UK Contractor
CL
Feb 14, 2026  
Senior HVAC Mechanical Design Engineer
We have an exciting opportunity for a Senior Mechanical Engineer to get involved in expanding our clients team in Ireland and help further strengthen our technical capabilities in Europe whilst working on landmark projects. You will be joining the Mechanical team, with role will predominantly be focused on overseeing the delivery of multiple sectors including Data Centres, Commercial Office, Hotel & Residential, Retail and Laboratory projects With flexible working arrangements, great opportunities for personal growth and development and a collaborative and inclusive work environment, join us and help us in making spaces work. Design and review of mechanical system designs for a range of projects Act as a sounding board for mechanical engineers in the office, offering design direction and guidance Peer review of designs and specifications of mechanical systems Play an active role in developing the mechanical team technical capability Be expected to lead...
IR35 Status:
Unknown Status

CV-Library United Kingdom Contractor
CL
Feb 14, 2026  
Senior Electrical Design Engineer
We have an exciting opportunity for a Senior Electrical Engineer to get involved in expanding our team in Ireland and help further strengthen our technical capabilities in Europe whilst working on landmark projects. You will be joining the Electrical team, with role will predominantly be focused on overseeing the delivery of multiple sectors including Data Centres, Commercial Office, Hotel & Residential, Retail and Laboratory projects With flexible working arrangements, great opportunities for personal growth and development and a collaborative and inclusive work environment, join us and help us in making spaces work. Design and review of Electrical system designs for a range of projects Act as a sounding board for Electrical engineers in the office, offering design direction and guidance Peer review of designs and specifications of electrical systems Play an active role in developing the electrical team technical capability Be expected to lead projects and represent the...
IR35 Status:
Unknown Status

CV-Library United Kingdom Contractor
CL
Apr 05, 2026  
M&E Project Manager
Overview We are looking for an experienced Mechanical & Electrical (M&E) Project Manager to lead the delivery of M&E services on a high-end private residential project. The successful candidate will be responsible for managing the full lifecycle of mechanical and electrical works, ensuring the project is delivered safely, on programme, within budget, and to the highest quality standards expected on premium residential developments. M&E Project Manager Key Responsibilities * Manage and oversee all mechanical and electrical installation works on the project. * Coordinate and manage M&E subcontractors, engineers, and specialist contractors. * Ensure works are delivered in accordance with design specifications, drawings, and programme. * Liaise closely with the main contractor, consultants, architects, and client representatives. * Monitor project progress, manage risks, and implement solutions where required. *...
IR35 Status:
Unknown Status

CV-Library KT11, Cobham, Surrey Contractor
CL
Apr 05, 2026  
Senior Software Engineer (DevSecOps)
Senior Software Engineer (DevSecOps) Contract | Inside IR35 | Up to £580/day | Full-time | North Yorkshire (1 day per week on-site, increasing from September) You will join a global IT consultancy delivering digital transformation to a well-established financial services organisation . You will be an experienced Senior Software Engineer with a strong DevSecOps background to join an engineering enablement function on an initial contract running to the end of December 2026. This is a hands-on role at the centre of modernising how software is built, delivered, and operated. You will work within a squad environment, driving adoption of Golden Path patterns, progressive delivery practices, and secure-by-design principles - with a clear focus on measurable outcomes. The role You will take ownership of the full delivery lifecycle: from pipeline design and environment architecture through to release-linked observability and incident readiness. Day to day, you can expect to be shipping...
IR35 Status:
Inside IR35

CV-Library Skipton, North Yorkshire Contractor
CL
Apr 05, 2026  
Senior Cost Engineer
Job title: Senior Cost Engineer Job Type: Contract Duration: 12 Months Rolling Rate: Circa £40 - 45 per hour (Umbrella) Start date: ASAP subject to clearance Location: Preston - Hybrid 2 - 3 days per week on site Hours of work: 37-40 hours per week Work within the project team to provide support in controlling the cost elements of the project. Core requirements include the production of Estimate at Completion (EAC's) based on the cost to date and a forecast of the cost to complete along with managing the project invoicing ensuring these are raised and cash collected in a timely manner Role information: - Apply project controls processes and procedures. - Regular interfacing and integration with the planning team to maintain an aligned financial position with the programme. - Drive solutions that optimise quality cost reporting. - Attend project meetings to maintain knowledge of project status. - Development and maintenance of cost collection structures in SAP -...
IR35 Status:
Unknown Status

CV-Library Preston, Lancashire Contractor
CL
Apr 05, 2026  
Senior Software Engineer / Data Platform Engineer
Your new company Working for a globally renowned financial organisation Your new role We're looking for a Senior Software/ Data Platform Engineer to help evolve a large‑scale financial data platform. The environment includes both long‑standing enterprise systems and modern AWS cloud services. The platform handles high‑volume structured data and supports internal systems and customer‑facing products. A big part of the role involves working with large SQL Server environments, so strong SQL skills are essential. You'll help modernise core systems, improve performance and reliability, and build scalable backend and data services. This role suits engineers who are comfortable working across legacy and modern architectures and who have strong experience designing and building reliable APIs and data services. What you'll need to succeed Great professional experience as a Senior Software/ Data Platform Engineer in financial services. Strong SQL Server expertise (queries, stored...
IR35 Status:
Unknown Status

CV-Library London, UK Contractor
CL
Apr 05, 2026  
Senior Software Engineer in Test
Job Title: Senior Software Engineer in Test Type: Inside IR35 Contract Rate: £600-£650 per day Duration: 6 months minimum (likely to extend) Location: London - 3 days on site (Canary Wharf)  A large fintech business are looking for a senior-level quality engineer with a strong software engineering mindset to help shape and safeguard new platform capabilities across complex workflow-driven systems on a contract-basis. This role sits embedded within product engineering, operating in a shared ownership model alongside Java and React developers, with a heavy emphasis on automation. What you’ll be doing Building and maintaining automated coverage across the stack, from APIs through to user journeys, using established internal tooling and frameworks. Evolving existing test frameworks where required, while staying aligned with core engineering standards. Working closely with frontend and backend engineers to ensure critical paths are well understood, well tested, and production-ready....
IR35 Status:
Inside IR35

CV-Library London, UK Contractor
CL
Apr 05, 2026  
Lead Infrastructure Engineer
Senior Infrastructure Engineer / Linux / 6 Months / Contract / £550 / DV Clearance / Milton Keynes The Linux SME will deliver expert support for enterprise Linux platforms operating within a secure, assured infrastructure. The role will focus on system stability, performance, security and troubleshooting across a range of Linux-based services. The role will include supporting and delivering Linux‑based development activities, including building and maintaining development environments, containerising applications and services, and supporting modern deployment approaches alongside traditional platform operations and objectives. The role will include supporting and delivering Linux‑based development activities, including building and maintaining development environments, containerising applications and services, and supporting modern deployment approaches alongside traditional platform operations and Objectives: Desirable qualifications   RHCSA – Red Hat Certified System...
IR35 Status:
Unknown Status

CV-Library Milton Keynes, UK Contractor
CL
Apr 05, 2026  
Senior Safety Engineer
We are supporting leading specialist in nuclear services and engineering delivery, as they seek a Senior Safety Engineer to support projects within their nuclear safety team. This is a contract role for an initial 6–12-month term and they are ideally seeking individuals with experience contributing to nuclear safety case documentation within highly regulated environments. The role is supporting nuclear programmes associated with legacy fuel cycle and decommissioning work linked to the Sellafield site. Rate:                    £63 – £76/hour (Umbrella – inside IR35) Location:            Warrington or Bristol- 3 days onsite / 2 days WFH Duration:            6-12 months initially Requirements: sole UK national living and working in the UK for the past 5 years    Key  Responsibilities As part of a team, providing the nuclear safety input to design projects, ensuring that nuclear safety requirements are considered Managing delivery for the work allocated Producing...
IR35 Status:
Inside IR35

CV-Library Warrington, UK Contractor
CL
Apr 05, 2026  
Data Cable Engineer
MULTIPLE DATA CABLE ENGINEERS WANTED IN WHITEHALL, LONDON - ASAP*** We are looking for multiple ECS or CSCS carded Data Cable Engineers to start work asap! Experience of CAT 6 & Cat 6A are a must as having previous commercial / MOD projects prerreable, must have experience of cabling, metal containment and terminating. This is a fantastic opportunity for Date Cable Engineering to work on a prestigious project with a leading building services contractor. Job title: Data Caple Engineer Duration: Temp to Perm Working hours : 7:30am - 4pm - 8 hours paid 7 days a week Pay rate: £(Apply online only) per day Payroll model: Weekly Must have: MUST hold a SC Clearance, Cabling and terminating & Full PPE Start date: ASAP Please contact Misty @ Romans Recruitment Group for more information
IR35 Status:
Unknown Status

CV-Library SW1A, City of Westminster, Greater London Contractor
CL
Apr 04, 2026  
InterSystems Integration Engineer
Hays are now looking for an Integration Engineer - Intersystems for one of our local clients: £550 p/d Inside IR35 2 days a week in Wiltshire, the rest is WFH Must currently hold SC Clearance We are looking for an Integration Engineer with strong, hands‑on experience across InterSystems technologies such as HealthShare, Ensemble, IRIS or Caché. The role involves building and maintaining integration workflows that link internal and external platforms, support reliable data movement, and improve business efficiency. You'll work closely with technical and non‑technical teams to design solutions, troubleshoot issues, and deliver robust integration services. Skills & Experience Required Must have Practical, demonstrable background working with InterSystems products, including: - IRIS - HealthShare - Ensemble - Caché / ObjectScript‑based development Solid understanding of common integration patterns, interoperability concepts, and best‑practice approaches. Strong technical...
IR35 Status:
Inside IR35

CV-Library Wiltshire, UK Contractor
CL
Apr 04, 2026  
Electrical Design Engineer
I am currently on the lookout for a Electrical Design Engineer on an initial 3 month contract to work on Stage 3-4 design across commercial and residential projects. Location: London - 2/3 days in office Duration: 3 Months Determination: Outside Rate: £35 - £40 per hour Responsibilities: Develop electrical building services designs across RIBA Stages 3 - 4 Produce detailed design drawings and technical documentation using AutoCAD and Revit Undertake lighting calculations using Dialux or Relux Prepare Electrical O&M manuals and technical submissions Ensure all designs comply with British Standards and relevant regulations Coordinate with mechanical, structural, and architectural teamsersg are an equal opportunities employer; we are committed to promoting equality of opportunity for all job applicants. We do not discriminate against applicants on the basis of age, sex, race, disability, pregnancy, marital status, sexual orientation, gender reassignment or religious...
IR35 Status:
Unknown Status

CV-Library London, UK Contractor
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