Trading Systems & Market Infrastructure: The 2026 Engineering Guide
Building trading systems for institutional capital markets is fundamentally different from building general-purpose distributed systems. A market data feed that delivers prices 100 microseconds late is worthless to a market maker. An order management system that drops a single message during a volatility spike can trigger a regulatory investigation. This guide covers the architecture patterns, technology choices, and operational practices we have used to build trading infrastructure at HSBC, Credit Suisse, Deutsche Bank, and NatWest Markets. ...