At Clario, part of Thermo Fisher Scientific, we are seeking a Senior Mobile Application Engineer (.NET MAUI / Xamarin) to help design, build, and evolve the Clario App—our core mobile platform used by patients and clinical research sites across global clinical trials. This platform plays a critical role in how patients engage with research, enabling reliable data collection, improving compliance, and supporting a high‑quality trial experience. In this role, you will develop robust, scalable