Understanding how fintech globalization works means looking at that hidden chain, because the magic is entirely in the plumbing. The global fintech market reached $394.88 billion in 2025 and is on track for $1,760.18 billion by 2034 at an 18.20% annual rate, according to Fortune Business Insights, and North America’s 32.30% share means much of that plumbing runs through the US financial market. How fintech globalization works at the rail levelThe old way to move money across borders was correspondent banking, a relay of banks each holding accounts with the next. Modern fintech globalization replaces much of that relay with direct connections. The short version is that fintech globalization works by hiding complexity, not removing it.