12/08/2026
Leak Detection Engineer
Location: Central London & South West London
Job Type: Full-Time (Monday – Friday)
Salary: Competitive CIS 50/50 Labour split
About Us
Absolute Plumbing Ltd is a growing plumbing, heating, drainage, and leak detection company serving residential, commercial, insurance, and property management clients across London.
We pride ourselves on delivering accurate diagnostics, excellent customer service, and practical solutions to complex water leak issues. Due to continued growth, we are looking to recruit an experienced Leak Detection Engineer to join our team.
The Role
The successful candidate will be responsible for locating and diagnosing concealed water leaks in domestic and commercial properties using a range of specialist leak detection equipment and techniques.
You will be expected to work independently, produce accurate findings, communicate clearly with clients, and provide professional reports where required.
Key Responsibilities
Carry out non-invasive leak detection investigations
Locate internal and external water leaks
Diagnose mains water leaks, heating system leaks, underfloor heating leaks, and concealed pipework leaks
Use specialist equipment including:
Acoustic listening devices
Thermal imaging cameras
Tracer gas equipment
Endoscopic inspection cameras
Produce clear and accurate reports
Communicate findings professionally with clients, insurers, loss adjusters, and property managers
Carry out minor remedial plumbing works where appropriate
Work safely and professionally at all times
Maintain company equipment and vehicle
Essential Requirements
Minimum 5 years' experience in leak detection
Strong plumbing and heating background
Full UK driving licence
Excellent fault-finding and diagnostic skills
Ability to work independently
Strong customer service and communication skills
Experience producing leak detection reports
Good understanding of domestic and commercial water systems
Preferred Qualifications
NVQ Level 2 or 3 in Plumbing and Heating
City & Guilds Plumbing Qualification
Water Regulations Certification
WRAS Awareness Certificate
Gas Safe Registration (advantageous)
Unvented Hot Water Certificate (G3)
CSCS Card
Asbestos Awareness Training
First Aid at Work Certification
Desirable Experience
Insurance claim investigations
Trace and access work
Commercial property leak detection
Underfloor heating diagnostics
Thermal imaging surveys
Tracer gas investigations
Drainage investigations and CCTV surveys
What We Offer
Competitive CIS 50/50 labour split
Company van + fuel card (van provided if needed)
Specialist equipment provided
Ongoing training and development
Continuous workflow and long-term stability
Supportive and professional working environment
If you are an experienced leak detection engineer who takes pride in delivering accurate results and exceptional customer service, we would love to hear from you.
Please send your CV to [email protected] and a brief covering email outlining your relevant experience
