Open Systems AG Zürich Save Apply 5 days ago Systems Developer - Email Security (80-100%) Apply Save 26 March 2026 80 – 100% Permanent position Zürich Job summary Hide Join Open Systems as a Systems Developer in Email Security! Work on a scalable, global solution for secure connectivity. Tasks Design and maintain email security components from concept to production. Integrate third-party products into our Linux-based cloud stacks. Develop public APIs and enhance monitoring capabilities. Skills D…