Senior .NET Team Lead — Enterprise SaaS & Microservices

Advanced Secure Technologies in Cardiff is seeking a Senior Software Developer and Team Lead to drive design, development and delivery of .NET solutions in a modern, event-driven SaaS architecture. You will lead a cross-functional engineering team, mentor peers, and set technical direction while delivering enterprise-scale features.

The role is on-site at St Mellons with core hours 8.30am–5pm, a competitive salary (£60k–£66k) and up to £5k annual bonus, plus extensive benefits and training