Blizzard will release Doomfist into Overwatch on July 27.
Blizzard just announced the date Doomfist will be available to play with in Overwatch. It will be less than 2 weeks before you can get your fists on Doomfist and you can watch a behind the scenes video below:
Doomfist is currently available in the PTR on PC for testing and you can check that out if you play on PC.
Overwatch is available on PlayStation 4, Xbox One, and PC.
Source: God is Geek