Critical jobs in London
Browse 956 live critical jobs in London, with a typical salary around £53,000. New roles are added daily — click any listing to view the full details and apply directly on CV-Library.
Shift Lead
Canary Wharf | CRITICAL ENVIRONMENT. We're partnering with a global leader in real estate and critical facilities management, to recruit an experienced Data Centre Shift Engineer for a high-profile si…
Data Centre Electrical Shift Engineer
A Data Centre Electrical Shift Engineer is required in Hayes to maintain critical electrical and mechanical infrastructure within a 24/7 data centre environment. You'll join a new shift engineering te…
Shift Maintenance Technician
As a Shift Engineer, you will play a critical role in delivering high-quality maintenance services to our clients on this high end commercial. About the Role. As a Shift Engineer, you will be responsi…
Electrical Engineer
This role is ideal for someone with a strong electrical background and experience in critical environments such as data centres or trading floors. You'll be responsible for maintaining and upgrading e…
Python Application / DevOps Engineer
Financial Services Firm is hiring for an experienced Python Application DevOps Engineer to join a high-performing engineering team supporting critical technology platforms. This is a hands-on role foc…
Field Service Engineer
Astute's Power Team is partnering with a leading global specialist in electrical power control, critical power, UPS and energy storage solutions, to recruit a Field Engineer for its UK operations. The…
Security Systems Service Engineer
We design, install, and maintain critical systems including fire alarms, suppression systems, and security controls across sectors such as healthcare, education, housing, and commercial properties. Ab…
Project Controls Engineer
We have also redeveloped sterile and grass areas and replaced critical assets, such as fire main, fuel main and HV ducts. We are currently working alongside Heathrow to rehabilitate assets with expire…
Safety Software Engineer
You'll join a specialist team assessing the software development processes and technical evidence behind cutting-edge medical technologies, reviewing software lifecycle, V&V, configuration management…
Fire Sprinkler Service Engineer
We design, install, and maintain critical systems including fire alarms, suppression systems, and security controls across sectors such as healthcare, education, housing, and commercial properties. Ab…
Fire Damper Tester
We design, install, and maintain critical systems including fire alarms, suppression systems, and security controls across sectors such as healthcare, education, housing, and commercial properties. Ab…
Mechanical Maintenance Engineer
Identify and manage the risks to the client through the equipment on site, including updating drawings, identifying critical spares, improving performance of machinery, improving and implementing the…
Rail Systems Engineer
The Ferrovial BAM Joint Venture has a successful history of delivering critical infrastructure for the UK on time and to budget together in joint venture partnership. They first worked together in 201…
Construction Field Manager
Experience working within rail, transport infrastructure or other safety- critical environments. SSSTS or SMSTS qualification (essential). Strong knowledge of Health & Safety legislation and safe syst…
Electrical Maintenance Engineer
Monitor and maintain critical building systems. Support HVAC, UPS, generators, LV systems and other M&E equipment. Update maintenance records and CAFM systems accurately. Ensure compliance with Health…
Mechanical Maintenance Engineer
Monitor and maintain critical building systems. Support HVAC, UPS, generators, LV systems and other M&E equipment. Update maintenance records and CAFM systems accurately. Ensure compliance with Health…
Mechanical Fitter
You'll be part of a skilled team responsible for maintaining the mechanical integrity of Heathrow's critical infrastructure—keeping systems running efficiently in one of the world's busiest airports.…
Shift Engineer
Working as part of a shift team, you will be responsible for the maintenance and operation of critical building services systems, ensuring high levels of reliability, compliance and customer service.…
Service Engineer
We are looking for an experienced UPS Service Engineer to join our growing, nationwide Operations Team where you will have the opportunity to develop your skills and career in the critical power indus…
Project Manager
A track record delivering complex projects in Hospital, Healthcare or critical environments. Strong commercial acumen with experience of developing new opportunities. Degree or equivalent in Project M…
QA Test Lead
You will play a critical role in ensuring the delivery of high-quality software solutions, employing AI-assisted testing and validation to enhance our QA processes. Key Responsibilities. Lead and mana…
CNC Operator/ Programmer/ Turner
We manufacture critical sliding wear components and bearings for heavy industry global leaders across steelmaking, maritime, mining, and petrochemicals. Our modern CNC workshop is equipped with late-m…
Data Centre Project Engineer
Experience: Experience working in a data centre/ mission critical environment is preferred, candidates from other industruies will be considered. The business is looking for an individual with a proac…
Business Development Manager
The business helps organisations understand and modernise the critical systems they depend on. Its work combines technology, specialist expertise and managed services. An initial, paid discovery asses…
Software Engineer
A recently funded AI start up, spun out from an elite academic institution are looking to grow their software engineering team, specifically with a mission- critical hire to help scale their systems h…
Frequently asked questions
How many critical jobs are available in London?
There are currently 956 live critical vacancies in London listed on Jobs North East. The list is updated daily from CV-Library.
How do I apply for critical jobs in London?
Click any job above to see the full details, then select "Apply" to be redirected to the original listing on CV-Library where you can submit your application.
Are these critical jobs in London updated regularly?
Yes. New critical roles in London are added daily, and expired listings are removed automatically.