FIX Protocol in Real-World Trading Systems — Lessons from Bloomberg, Kraken, and 30+ Exchange Integrations

Pritesh
Sharing my experience as senior software engineer worked with 10 years in Bloomberg, Kraken and integrated most of the exchanges world wide The Financial Information eXchange (FIX) protocol is one of the most widely used communication standards in global financial markets. It powers: Pre-trade communication Trade execution Post-trade workflows Regulatory reporting Order routing Market data dissemination According to QuickFIX, the open-source implementation of FIX: “The Financial Information Exch