Assistant Quantity Surveyor - Major Projects

Hybrid - Beckton (STW) - IG11 0AD
, Hybrid - Clearwater Court - RG1 8DB

Job title Assistant Quantity Surveyor - Major Projects  Division Asset Operations & Capital Delivery Location Hybrid - Beckton (STW) - IG11 0AD
, Hybrid - Clearwater Court - RG1 8DB
Contract type Permanent Full/Part-time Full-time Salary £35,940 to £43,000 depending on experience Job grade B Closing date 30/01/2026

We have an exciting opportunity for an Assistant Quantity Surveyor to join our team at Thames Water, as we embark on an ambitious £multi-billion journey to develop and modernise our Water and Wastewater Treatment Works.

You will be responsible for all the commercial and operational aspects of a portfolio of suppliers. You will join one of our established and expanding Commercial Teams, and throughout your career at Thames Water, you will have the opportunity to work on a variety of major projects ranging in value from £25k to £500M.

You will be ensuring Thames Water meets all its contractual, legal and commercial obligations whilst engaging and advising professional service colleagues such as Project Managers and Project Engineers.

• Managing assessment and certification of monthly Applications for Payments (AFP)
• Supporting the procurement of surveys and other services needed during the design of a project
• Supporting the procurement of design and build contracts to upgrade Thames Water's treatment works
• Advising project stakeholders of commercial-related issues.
• Assisting senior staff in monthly commercial meetings.
• Calculating and reporting monthly VOWD position to the business finance partner.
• Assisting with the dispute resolution process.

This is a hybrid role, and the base location can be flexible across our Thames Valley sites.

£35,940 to £43,000 per annum, depending on experience

• BSc, HND or equivalent in Quantity Surveying.
• Some experience in Quantity Surveying within a commercial setting.
• Previous experience of dealing with suppliers and contractors as a customer.
• Ability to communicate effectively at all levels.
• Keen attention to detail.
• Good numeracy and excellent written skills.
• Proficient in MS Office.

• Previous water or utilities experience
• Experience in Commercial Administration or QS within the construction sector is desirable.
• A driving licence is desirable but not essential.

• Salary of £35,940 to £43,000 per annum, depending on experience
• 26 days holiday per year, increasing to 30 with the length of service. (Plus bank holidays)
• Performance-related pay plan directly linked to both company and individual performance measures and targets
• Generous Pension Scheme through AON
• Private Medical Health Care
• Access to lots of benefits to help you take care of you and your family’s health and wellbeing, and your finances – from annual health MOTs and access to physiotherapy and counselling, to Cycle to Work schemes, shopping vouchers and life assurance.

We’re the UK’s largest water and wastewater company, with more than 16 million customers relying on us every day to supply water for their taps and toilets. We want to build a better future for all, helping our customers, communities, people, and the planet to thrive. It’s a big job, and we’ve got a long way to go, so we need help from passionate and skilled people, committed to making a difference and getting us to where we want to be in the years and decades to come.

Thames Water is a unique, rewarding, and diverse place to work, where every day you can make a difference, yet no day is the same. As part of our family, you’ll enjoy meaningful career opportunities, flexible working arrangements and excellent benefits.

If you’re looking for a sustainable and successful career where you can make a daily difference to millions of people’s lives while helping to protect the world of water for future generations, we’ll be here to support you every step of the way. Together, we can build a better future for our customers, our region, and our planet.

Real purpose, real…