SeniorBackendDeveloper

**Senior Backend Developer** **Salary £56,312 - £65,697 (dependent on experience)** **Hybrid working** **Southampton** **A****bout Ordnance Survey** Ordnance Survey is the national mapping agency for Great Britain, providing world‑class geospatial data and services that power innovation, support national infrastructure, and help people make better decisions every day. We’re passionate about using cutting-edge technology to solve real-world problems—and we’re looking for talented people to join our mission. **About the Role** As a Senior Backend Developer, you’ll take a leading role in designing, building and delivering scalable, high-performance backend systems that power our geospatial data platforms and services. You’ll guide technical decision-making, champion engineering best practices, and help shape robust data-driven solutions in the cloud. This is a chance to work with modern Azure technologies, large-scale geospatial datasets, and analytical platforms, while influencing how critical national data services are designed and delivered at Ordnance Survey. **What You Will Be Doing** * Leading the technical delivery of complex backend systems, working closely with architects, delivery managers, and stakeholders * Designing and implementing scalable, secure, and high-availability services using C# and Azure * Building and optimising data pipelines and services that leverage OLAP and analytical data platforms * Working with geospatial datasets and services, ensuring efficient storage, processing, and access * Coaching, mentoring, and supporting engineers to continually enhance capability across the team * Operating and improving production systems to ensure robustness, resilience, and reliability * Sharing best practices and identifying training opportunities to upskill the wider engineering community * Communicating goals, progress, and technical challenges clearly across teams * Providing line management support for Engineers and Associate Engineers (as required)