Senior Developer - Backend C# Remote initially then hybrid – Horsham (3 Days Office / 2 Remote) Profectus Recruitment is proud to be working exclusively with a leading technology client as they continue to scale their in-house engineering function. We are currently seeking a highly capable Senior Back-End Developer with a strong foundation in C# and deep experience in database-driven development. This is a fantastic opportunity to join a fast-moving, product-led environment, where technology underpins everything the business delivers. The successful candidate will play a key role in the ongoing development and optimisation of core system that is very much a back-end focused role and is not aimed at those looking to become full-stack. What we’re looking for: Strong C# experience – essential Ideally some C++ or Java experience a bonus. Excellent SQL/database skills – preferably MS SQL Server Some exposure to web development, ideally using React Strong understanding of software architecture, APIs, and data integration Experience mentoring or guiding others is welcome, but this is not a team lead position Comfortable in a collaborative, agile environment What’s on offer: Remote initially transitioning into Hybrid working – 3 days a week in a modern new Horsham based office within 3 months Opportunity to work on mission-critical, high-performance platforms Supportive culture with real investment in staff development Engaged, technically driven team with clear product direction If this sounds of interest do please apply with the latest version of your CV for immediate consideration.