123 Water Treatment jobs in the United Kingdom

Water Treatment Field Engineer – London
£30k–£40k DOE

Mon–Fri, 9am–5pm

Permanent

Looking for a role where your skills keep businesses running safely and smoothly?

Join a thriving, well-established company delivering top-tier water hygiene and treatment services across the UK.

You’ll be out in the field, solving problems, protecting public health, and being the go-to expert for our commercial clients.

What you’ll be doing:

• Routine water sampling & temperature checks
li>Closed system analysis & chemical dosing
• Cleaning & disinfection of water systems, tanks & cooling towers
• Installing & maintaining dosing equipment
• TMV servicing & showerhead cleaning
• Producing service reports & ensuring compliance with HSG274 & ACOP L8

You’ll thrive in this role if you are:

< i>A confident communicator & problem-solver who can represent the business with professionalism
• Skilled in report writing & detail-focused
• Experienced in water hygiene/treatment services
• Knowledgeable in current water regs & best practice
• Familiar with closed & open-loop systems
• Holder of a full UK manual driving licence
• Industry qualified (LCA, City & Guilds) – desirable, not essential

What’s in it for you?

• Fully equipped company vehicle + fuel card
• Tools, PPE & uniform provided
• Ongoing training & career development
• 28 days’ annual leave (incl. bank holidays)
< i>Company pension scheme

This is your chance to join a progressive, growing company with long-term career prospects and great perks. Apply today and take your career to the next level!

This role is being handled by Sammy Messenger, Senior Recruitment Consultant for Pearson Whiffin Recruitment

Not quite the right role but still looking?

Whether you are entry or Executive level, our team of experienced Recruitment specialists can help you with your career. We are Kent’s leading independent consultancy and pride ourselves on delivering an exceptional service to both candidates and clients.

Find us on Facebook @PearsonWhiffinRecruitment and Instagram @PearsonWhiffinRecruitment. METPERM

• General Electrical duties. Install, Test, Maintain and examination of all current carrying equipment up to 1000v ac, 1200v dc. 
• Work on HV systems to 11000v under the direct guidance and supervision of ECS qualified SAP and AP 
• Safe working knowledge of ECS “Permit to work “ system 
• Installation of Electrical equipment such as MCC panels, motors, control equipment inc all Electrically operated fixed and portable equipment 
• Selection and erection of cable handling systems 
• Fault finding on Electrical equipment 
• Works can be varied and at times may be required to undertake other duties such as assisting Mechanical  or Civils engineering staff 
• Responsibility for the use of a company van  
• Will work away from home on occasions when travelling is not in the best interest of the company, (this will tend to be Monday – Friday, weekends back home) 
• Implement all of the company’s rules or procedures within the Health and Safety Policy that are appropriate to the activities being undertaken. 
• Understand and sign onto all CPP/RAMS on Site and follow Safe Systems of Work and Risk Assessments. 
• Adhere to all Health and Safety requirements and rules on Site. 
• Always think Safety in mind and look after yourself and your colleagues. 
• Wear all appropriate PPE. 

• Electrical apprenticeship or level 3 Electrical  qualification as a minimum 
• Confined Space trained (Current)  
• CSCS JIB Card holder 
• Lifting operations qualified (CPCS) (Desirable) 
• 2391 Test and Inspection 
• First Aid (Desirable)  
• Health and Safety trained (IOSH) (Desirable)  

Water Treatment Engineer

35,000 - 38,000 + Training + Progression + Van / Fuel Card + Overtime + Local role

Watford (Can be located: North London, Harrow, Enfield, High Wycombe, St Albans, Luton, Hertford, Surrounding areas)

Do you have Water Treatment / Hygiene experience looking to for a Field-based role offering great overtime rates, training and progression to maximise your earnings?

This is a great opportunity to work in a varied multi-sited role for an multi-national company supporting prestige companies throughout the South East.

This company are a leading provider of Environmental services to a variety of blue chip clients. As a result of recent growth and investment they are looking to expand their Water Treatment team.

This is a varied Monday - Friday days based role covering large industrial plants throughout the South East. You will be servicing and repairing Water Treatment, Hygiene and Softener systems.

This role would suit a Water Treatment Engineer looking to develop technically through on the job training and external qualification all whilst covering a Regional patch within high-end facilities.


The role.

• Testing, repairs and maintenance on Water Treatment systems.
• Industrial, Manufacturing and Plant environments.
• Monday - Friday field-based role.

The person.

• Water Treatment experience.
• Looking for field-based role.
• Located in South East.

Water Treatment Engineer

28,000-38,000 + Optional Overtime + Company Bonus + Company Vehicle + Company Benefits

Beckenham

Are you a Service Engineer with a background in Water Treatment or similar looking for a varied, progressive role within a tight-knit family run business that will provide training and certifications to upskill you, whilst offering you the chance to boost your earnings with access to generous regular overtime structure?

This company have been well-established for over 50 years. They take on a constant flow of projects working within various commercial and residential sectors such as schools, care homes, office and flat buildings.

This varied role will involve you mainly covering a southern patch with a majority of the clients are based around the South, they do cover UK wide contracts so there may also be opportunities to work way subsidized

This role would suit a Field Service Engineer or similar with a background in Water Treatment looking to work for a tight-knit business that will invest in your career progression, training and overtime to boost your earnings.

The Role:

• Carry out PPM (70%) and reactive maintenance (30%) on water treatment equipment
• Water softeners, pre-commissioning cleaning, sample gathering etc
• Southern and UK wide patch

The Person:

• Field Service Engineer
• Water Treatment or similar background, not qualifications required
• Full UK Driving Licence

Water, Treatment, Hygiene, Field Service Engineer, Plumbing, Legionella, Service, Mechanical, Beckenham, Wimbledon, Orpington, London, Epsom, Surrey, Kent, Bromley

Reference number:BBBH20984

If you are interested in this role, click 'apply now' to forward an up-to-date copy of your CV.

We are an equal opportunities employer and welcome applications from all suitable candidates. The salary advertised is a guideline for this position. The offered renumeration will be dependent on the extent of your experience, qualifications, and skill set.

Ernest Gordon Recruitment Limited acts as an employment agency for permanent recruitment and employment business for the supply of temporary workers. By applying for this job, you accept the T&C's, Privacy Policy and Disclaimers which can be found at our website

Vacancy: Plumber (Water Treatment)

The Company

Boyd Recruitment are currently recruiting a Plumber on a permanent basis to join an established water hygiene specialist with several projects located in the Central Belt. 

Our client has a great reputation in their specialist sector and are keen to secure a water treatment Plumber to carry out a variety of installation, service, repair and maintenance works with a specific focus on legionella.

A comprehensive package is on offer for the successful candidate including competitive base salary between £35,000 - £0,000 dep on experience, company vehicle and pension.

The Job

As a Plumber, you will have the following duties:

• Site-based delivery of installation of remedial works on hot and cold-water systems
li>Repair, replace and servicing of TMV's
• Monitoring air and water systems
• Working with small & large scale bore pipework
li>Undertake temperature monitoring, conduct routine sampling and analysis of water systems
• Maintain and install dosing systems
• Carry out any remedial legionella/plumbing work
• Comply with the current Health and Safety legislation

Salary

• Between £ ,000 - 0,000 (DOE) 
< i>Plus Company Van
• Pension 
li>Holiday Pay 

Requirements 

Ideally you will have the following: 

Commercial experience including working in boiler rooms (preferred)  li>Plumbing qualifications NVQ Level 2 or City & Guilds equivalent
• Previous experience working within a water hygiene / treatment environment
• Enjoy working independently and happy to travel/work away to designated customer sites
• Happy to obtain a Disclosure Scotland background check is essential   

How to apply?                                                     

To apply for this position please call Brian on (phone number removed) , email (url removed) or click apply attaching an up-to date CV and we will be in touch with more information.

Water Treatment Engineer / Project Engineer

Covering Southeast region – Kent, Central London, Hertfordshire

£40k-£45k DOE

Monday – Friday

Are you a detail-oriented and driven professional with expertise in water treatment and Legionella risk assessments ? My client is seeking a Project Engineer to join their expanding team, focusing on pre-mobilisation, design coordination, and project delivery.

As a Water Treatment Engineer, you will be:

• Attending site visits across the UK.
li>Conducting comprehensive Legionella risk assessments compliant with ACoP L8, HSG274, and British Standards.
• Producing clear, accurate reports with actionable recommendations for clients.
• Developing and maintain tailored water system control schemes.
• Performing routine water monitoring and sampling, including temperature checks, dip slides, pH, and conductivity.
• Executing chlorination, disinfection, and minor plumbing remedial works in accordance with BS 8558.
• Analysing and dose closed water systems as required.
• Liaising professionally with clients, providing compliance updates and technical advice.
• Maintaining detailed service records and logbooks, ensuring compliance with contractual and legislative requirements.
• Identifying opportunities to improve water system safety and efficiency.
• Any other duties required.

Skills & Qualifications required:

• City & Guilds or equivalent qualification in Water Treatment, Plumbing, Mechanical Engineering, or Environmental Science.
• Accredited Legionella Risk Assessment qualification (e.g., City & Guilds).
• Full UK driving licence.
• Previous experience in water treatment and hygiene services.
• Proven expertise conducting Legionella Risk Assessments following ACoP L8 and HSG274 guidelines.
• Experience in routine water system monitoring, cleaning, disinfection, and sampling.
• Comfortable working across healthcare, education, commercial, and industrial environments.
• Strong knowledge of Water Supply (Water Fittings) Regulations, ACoP L8, HSG274, and BS 8558.
• Understanding of closed system treatment and basic Building Management Systems (BMS).

Personality & Attributes:

• Excellent written and verbal communication skills.
• Meticulous attention to detail and accuracy in reporting.
• Ability to work independently and collaboratively.
• Proficient with handheld monitoring and testing equipment.
• Professional, reliable, adaptable, with strong problem-solving skills.
• Health & safety conscious.

Benefits

• Ongoing career development with opportunities to grow within our rapidly expanding company.
• Company pension scheme.
• Apple IT equipment.
• Training and development opportunities.
• 21 days holiday plus bank holidays.

If you believe you meet the above criteria, please apply for immediate consideration!

This role is being handled by Bradley Briggs, Manufacturing, Engineering & Technical Specialist at Pearson Whiffin Recruitment

Not quite the right role but still looking?

Whether you are entry or Executive level, our team of experienced Recruitment specialists can help you with your career. We are Kent’s leading independent consultancy and pride ourselves on delivering an exceptional service to both candidates and clients.

Find us on Facebook @PearsonWhiffinRecruitment and Instagram @PearsonWhiffinRecruitment.

Water Treatment Engineer

40,000-45,000 + Bonus + Progression + Company Van + Benefits

Wokingham

Do you have a background in the Water Treatment Industry? Are you looking for an autonomous role, progression into a more technical position, where you will be instrumental to the companies success, a company who will invest in your progression as well as offer you great benefits including performance bonuses?

On offer is the opportunity to join a growing water hygiene and treatment company who works with big clients like the NHS and local authorities. They are tight-knit business who are known for their excellent progression pathway with numerous long term success stories, they have an extensive training programme including classroom and on-site shadowing and they offer profit bonuses as they are an EOT (Employee Ownership Trust).

In this role, you will be manage your own diary, splitting your time between site-work and office based duties. You will also be for responsible for commissioning and servicing specialist and complex water treatment equipment including Water Softeners, UV Systems, Chemical Dosing and Filtration Systems. You will also be required to assist other teams with technical enquiries, deliver training and support the sales and operations departments.

This role would suit a candidate with a Water Treatment background, looking to step into a senior position within a longstanding business who will invest in your professional development, including progression into senior roles alongside great company benefits.

The Role:

• Commissioning and Servicing of complex specialist water treatment equipment
• 80% field based, 20% office based
• Technical support and assistance to multiple departments and customers.
• Monday to Friday 40 hours a week

The Person:

• Background in Water Treatment Industry
• Background in Service and Maintenance
• Commutable to Wokingham, happy to travel to London

Keywords: Water Treatment, Water Hygiene, Softener, Filtration, UV Systems, Chemical Dosing, Commissioning, Installation, Service, Engineer, Engineering, Woking, Wokingham, Reading, Oxford, London, Basingstoke

Reference: 21039A

If you are interested in this role, click 'apply now' to forward an up-to-date copy of your CV.

We are an equal opportunities employer and welcome applications from all suitable candidates. The salary advertised is a guideline for this position. The offered renumeration will be dependent on the extent of your experience, qualifications, and skill set.

Ernest Gordon Recruitment Limited acts as an employment agency for permanent recruitment and employment business for the supply of temporary workers. By applying for this job, you accept the T&C's, Privacy Policy and Disclaimers which can be found at our website.