There is a war for talent on Wall Street

And they are hiring big Wall Street names, too.

At a time when money coming into the fintech sector has risen, startups looking to disrupt Wall Street's top banks are emboldened, armed, and ready to hire talent from the industry behemoths with which they compete.

Online lenders, trading data providers and consumer finance apps are now trying to pry both banks' clients and talent from high-paid Wall Street gigs with the promise of equity and a brighter future.

Here are the heavy hitters top startups successfully integrated into their growing businesses.