Trade Effluent Billing Specialist — Hybrid Role

Thames Water Ltd; Reading; Hybrid; GBP 33,000 - 38,000; Full time

Benefits offered by this job

Generous Pension Scheme

Benefits package

Health and wellbeing support

Job summary

Thames Water is seeking a Trade Effluent Billing Technologist to ensure accurate calculation and raising of charges for non-domestic customers. You will liaise with retailers, water companies and internal teams to resolve billing queries and ensure compliance.

You’ll support regulatory obligations under the Water Industry Act 1991 and MOSL Market Codes, build strong retailer relationships, and help deliver excellent customer service while upholding Thames Water’s reputation.

Qualifications

• Experience in customer-facing roles and delivering quality service.
• Strong communication, relationship-building and negotiation skills across different stakeholders.
• Confidence working with data and interpreting written information.
• IT literate, comfortable with Microsoft Office.

Responsibilities

• Make sure Trade Effluent charges are calculated and raised correctly for non-domestic customers.
• Communicate with retailers, other water companies, and internal teams to resolve billing queries and ensure compliance.
• Respond to retailer enquiries within set service levels, providing clear and accurate information.
• Support the Trade Effluent team in meeting regulatory obligations under the Water Industry Act 1991 and MOSL Market Codes.
• Build strong working relationships with retailers to improve performance measures (e.g. BRMEX scores).
• Deliver excellent customer service to retailers and customers, helping to maintain Thames Water’s reputation.

Skills

Customer service

Stakeholder management

Data interpretation

IT literacy

Negotiation

Tools

Microsoft Office

Job description

Thames Water is seeking a Trade Effluent Billing Technologist to ensure accurate calculation and raising of charges for non-domestic customers. You will liaise with retailers, water companies and internal teams to resolve billing queries and ensure compliance.

You’ll support regulatory obligations under the Water Industry Act 1991 and MOSL Market Codes, build strong retailer relationships, and help deliver excellent customer service while upholding Thames Water’s reputation.