Software Developer

As a Software / Geospatial Developer - you will be a key technical contributor to the development of Rivers and Seas Watch, a flagship digital product that transparently reports on storm overflows and water quality. You'll bring deep expertise across front-end and back-end technologies while also working extensively with low-code and no-code platforms such as ESRI ArcGIS Online and FME to deliver geospatial and data integration solutions. ESRI and FME form a core part of our current technical stack, and proficiency or willingness to learn them is essential. to architect, build, and evolve customer-facing digital services that support our environmental mission.

What You Will Be Responsible For

You'll work within a multidisciplinary team of product owners, designers, researchers, and technical SMEs, driving forward the design and delivery of scalable, secure, and user-centric solutions. This role offers autonomy to influence over technical direction, with opportunities to shape best practices and mentor others.

• Lead the design and implementation of robust software solutions for Rivers and Seas Watch, ensuring scalability, performance, and maintainability.
• Champion engineering excellence through coding standards, peer reviews, automated testing, and comprehensive documentation.
• Solve complex technical challenges with creativity and pragmatism, delivering high-impact solutions aligned with business and user needs.
• Collaborate closely with cross-functional teams to translate strategic goals into technical deliverables.
• Stay ahead of emerging technologies and development trends, continuously enhancing your skillset and contributing to Southern Water's innovation culture.
• Operate within Southern Water's IT governance and regulatory frameworks, ensuring compliance and resilience.

• Proven experience in full-stack software development, with a strong portfolio of impactful projects.
• Advanced proficiency in modern front-end frameworks (e.g. React, Angular), with good knowledge of TypeScript..
• Solid expertise in back-end development (e.g., Node.js, Python, .NET) and relational databases (e.g., SQL).
• Experience with cloud platforms (we use Azure) and modern DevOps practices.
• Experience with low-code/no-code geospatial tools such as FME and ESRI AGOL SDK is highly relevant, as these platforms are central to our current delivery approach.
• Comfortable working in Agile environments, with a strong understanding of iterative delivery and stakeholder engagement.
• Experience in regulated or large-scale enterprise environments is beneficial.

Southern Water is at the forefront of transforming Britain's water industry, investing significantly to enhance resilience, sustainability, and service excellence. With £7.8bn planned investment for 2025-30, this is an unparalleled opportunity to join a business committed to delivering a generational shift in the way water services are managed. You will be joining at a time of significant change, working alongside a highly skilled leadership team with a clear vision for the future. We offer an environment where senior professionals can make a meaningful impact, influence major strategic decisions, and drive long-term value creation. "At Southern Water, we believe diverse perspectives drive innovation. If you're passionate about making a positive impact and think you can bring value to our team, we'd love to hear from you-even if you don't tick every box. Your unique skills and experiences could be exactly what we need."