Senior GIS Developer

We are seeking a highly skilled and experienced Senior GIS Developer to join our dynamic data team at Thames Water. As a Senior GIS Developer, you will play a critical role in designing, developing, and maintaining robust GIS applications and solutions, enabling enhanced spatial data utilisation across the organisation.
This role requires proficiency in GIS development, advanced SQL and Python capabilities for data modelling, processing, and integration tasks. You will collaborate closely with the GIS Solutions Lead, GIS Architects, and various stakeholders to deliver high-quality applications while mentoring junior team members and ensuring best practices are followed.

What you’ll do as a Senior GIS Developer

GIS Development & Application Design:

• Design, develop, and maintain cutting-edge GIS applications using Esri ArcGIS and other GIS platforms.
• Implement advanced spatial data processing workflows and automation scripts, leveraging Python expertise to streamline and enhance efficiency.
• Develop both web-based and desktop GIS applications to support diverse business operations across Thames Water.
• Ensure GIS solutions meet industry standards and best practices for spatial data management.

Data Integration & Modelling:

• Develop and manage comprehensive data models to support enterprise GIS solutions, ensuring seamless integration with existing data systems.
• Work extensively with SQL to manage and manipulate spatial and non-spatial datasets, optimising database performance for efficient data retrieval.
• Collaborate with data engineers to integrate GIS applications with broader enterprise data systems, supporting Thames Water’s data-driven goals.

Collaboration & Stakeholder Engagement:

• Partner with business analysts, GIS architects, and key stakeholders to gather, document, and refine detailed application requirements.
• Support the GIS Solutions Lead in delivering the GIS technology roadmap and identifying opportunities for innovation.

Quality Assurance & Performance:

• Conduct rigorous code reviews, testing, and debugging to ensure the delivery of reliable, scalable, and high-performance GIS solutions.
• Optimise GIS applications for performance, scalability, and reliability in alignment with organisational priorities.
• Ensure all GIS applications adhere to established security and compliance standards.

Mentoring & Leadership:

• Provide expert technical guidance and mentorship to junior GIS developers, fostering growth and development within the team.
• Promote a culture of excellence by advocating for best practices in GIS development and spatial data management.
• Lead and contribute to knowledge-sharing initiatives, driving continuous improvement across the team.

Base location – Hybrid – Clearwater Court, Reading.
Working pattern – 36 hours, Monday to Friday.

What you should bring to the role:

• A Bachelor’s or Master’s degree in GIS, Computer Science, Geography, or a related field.
• Experience in GIS application development, with a proven track record using Esri ArcGIS technologies.
• Advanced proficiency in Python and SQL, with demonstrable experience in developing data models and processing workflows.
• Strong knowledge of spatial databases, geospatial data structures, and their integration with GIS applications.
• Familiarity with cloud-based GIS solutions (AWS, Azure) is a plus.
• Exceptional problem-solving skills, attention to detail, and a commitment to delivering high-quality results.
• Excellent communication and interpersonal skills, enabling effective collaboration with both technical and non-technical stakeholders alike.

What’s in it for you?

• Competitive salary up to £62,000 per annum, depending on experience
• Annual Leave - 26 days holiday per yea,r increasing to 30 with the length of service (plus bank holidays)
• Generous Pension Scheme through AON
• 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.

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.

Learn more about our purpose and values

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 fast-tracked career opportunities, flexible working arrangements and excellent benefits.
Whether you’re interested in a role in one of our call centres or science labs, we’re looking for people like you with real passion and a burning desire to make things better.

So, 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 support, real opportunities. Come and join the Thames Water family. Why choose us? Learn more.

Our overarching aim is to ensure that Thames Water is great, diverse and inclusive place to work. We welcome applications from everyone and offer extra support for those who need it throughout the recruitment process. Our aim is to remove any real or perceived barriers to success, so if you need assistance, we’re here to help and support.

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, meet colleagues and earn some extra money along the way.

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.