Vista Equity-backed Finastra, a financial technology company based in London, completed the acquisition of Doorr, a provider of cloud-based point-of-sale mortgage application software used by brokers to improve the mortgage experience. Financial terms were not disclosed. "We’re excited to be joining the Finastra family, extending our trusted partnership. Our values around digitizing the mortgage application process to drive an improved customer experience while harnessing the power of open APIs are well aligned," Muhammad Rashid, Doorr CEO.