Change Financial (Change) is a global fintech, listed on the Australian Securities Exchange (ASX: CCA), providing payments solutions to banks and fintechs. Change’s payments as a service (PaaS) platform Vertexon, seamlessly integrates with banks and fintechs’ core systems enabling delivery of digital and virtual card solutions to their customers. Using PaySim, Change tests payment systems to help clients meet the reliability and performance expectations of end customers.