Senior Engineer

Job description

Join Thames Water’s Major Projects Team – Shape the Future of Water and Wastewater Infrastructure

As Thames Water enters Year 2 of AMP8, we’re expanding our Major Projects Technical Assurance teams and are recruiting Senior Engineers who want to apply their expertise where it truly counts.

This is a unique opportunity to work on some of the UK’s most ambitious and critical water and wastewater infrastructure programmes—projects that protect the environment, strengthen network resilience and serve millions of customers every day.

Our Senior Engineers provide technical authority and assurance across a diverse portfolio of high‑value major projects (£30m–£200m+), spanning feasibility, design, delivery and handover. Working at the heart of complex schemes, you’ll influence key engineering decisions, challenge solutions, manage risk and help ensure assets are safe, sustainable and built to last.

If you’re looking for scale, technical challenge and the chance to leave a lasting engineering legacy, AMP8 offers an exciting time to join Thames Water and help

What you’ll be doing

• Lead technical assurance across major capital projects, ensuring delivery to time, cost and quality
• Shape engineering solutions that balance innovation, resilience and value for money
• Champion a strong health, safety and wellbeing culture, supporting Thames Water’s Triple Zero ambition
• Collaborate closely with contractors, consultants and internal stakeholders to ensure compliance with technical, environmental and regulatory standards
• Ensure solutions meet the Project Brief, stakeholder requirements and deliver best Whole Life Cost
• Work within a collaborative environment across engineering, commercial and delivery disciplines, engaging with a wide and diverse supply chain

Hybrid working – based at Clearwater Court with travel to other sites

Minimum 3 days on site per week

36 hours per week, Monday to Friday

Full‑time and part‑time hours are considered, supporting flexible and inclusive working

What you should bring to the role

To thrive in this role, you’ll bring:

• A degree in Civil, Mechanical, Electrical, ICA or Process Engineering or equivalent practical experience
• We welcome candidates from the water sector and those with strong transferable skills from other regulated infrastructure environments.
• A strong commitment to Health, Safety and wellbeing
• Proven experience in a technical leadership or assurance role, contributing to complex major projects across the full lifecycle
• Deep technical expertise within your discipline, with experience working across multi‑disciplinary engineering teams
• Strong commercial awareness and a practical understanding of engineering and delivery contracts
• A collaborative mindset aligned to Thames Water’s Values
• Resilience, tenacity and motivation to safely deliver outcomes in pressured, high‑profile environments

What’s in it for you?

• Competitive salary from £55,000 to £65,000 per annum, depending on skills and experience.
• 26 days holiday per year, increasing to 30 with the length of service. (Plus bank holidays).
• Contributory pension – Defined Contribution - Maximum of 12% -2x employee contribution.
• Personal Medical Assessments – Open to all once a year.
• Performance-related pay plan directly linked to company performance measures and targets.
• Wider benefits scheme, including our benefits hub, which is packed full of offers and information to save you money and support your well-being.

Who are we?

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.

Working at Thames Water

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.

When a crisis happens, we all rally around to support our customers. As part of Team Thames, you’ll have the opportunity to sign up to support our customers on the frontline as an ambassador. Full training will be given for what is undoubtedly an incredibly rewarding experience. It’s also a great opportunity to learn more about our business and meet colleagues.

Disclaimer: due to the high volume of applications we receive, we may close the advert earlier than the advertised date, so we encourage you to apply as soon as possible to avoid disappointment.

Extra information

Status

Open

Education Level

Secondary School

Location

Reading

Type of Contract

Full-time jobs

Published at

21-04-2026

Profession type

Management

Full UK/EU driving license preferred

No

Car Preferred

No

Must be eligible to work in the EU

No

Cover Letter Required

No

Languages

English