Python
Python for FinTech in 2026: Advantages, Disadvantages, and Real-World Use Cases
Last updated April 2026 — refreshed for current Python versions, GIL removal, and 2026 fintech ecosystem. Python has become the default language for fintech teams building everything from payment APIs to algorithmic trading engines. This guide covers exactly why that is — and where Python falls short — with concrete benchmarks, current tooling,
