The development of fintech application may require a lot of effort and money because of the wrong tool with which you implement your application and developers who may ask for too much money. Here in this article https://surf.dev/fintech-development-outsourcing/ you can read about fintech development outsourcing of such applications. About all the risks and how to find the right perfect balance between price and quality. Here you can also order the development of your application from a team of professionals which writes these articles and has experience in development for over 12 years, which inspires trust. I think it will be useful for someone. Good luck!