Ewen Mcpherson - Senior Director, Application Development - Discover Financial Services Ewen has responsibilities for all application development and architecture for Discover Financial Services global payments networks: Discover Network, Diners Club International and Pulse. He is responsible for all BAU development of Switch, Settlement, Disputes and Boarding platforms as well as new green field digital wallet platform development. More recently, he has been overseeing the complete re-architecture of all 3