U1 Technologies | 181 followers on LinkedIn. Ultra High Performance Messaging for Financial Services | U1 Technologies provides the communications infrastructure for trading platforms used by some of the world's top multi-national investment banks. U1's software is designed to tackle the most critical aspects of messaging for real-time trading applications – addressing the competing requirements of ultra high-performance and fault tolerance. U1's software is used at the core of large-scale stock trading applications to trade derivatives, bonds, foreign exchange, futures, options and swaps in real-time trading to global markets.