Fintech software development: how to build secure financial applications
Security and compliance add 30% to 50% to the timeline and budget of a financial software build. That is the first number I give founders, because it is the one that changes their plan. On a feature that would take eight weeks as an ordinary web app, budget an extra three to four weeks for secure architecture, testing, audits, logging, and the compliance work that sits behind all of it.
Most guides aimed at people hiring fintech software developers skip that figure and the reasons behind it, telling you to pick a team with financial services experience and moving on. This guide covers what that experience consists of: which standards govern the work, which design decisions determine how expensive compliance will be, where builds go wrong, and how to tell a team that has done this from a team that says it has.
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