Shinwari was part of the Renegades line-up in the last BBL edition when he recorded the fastest ball of the tournament.
The former Perth Scorchers batsman retired from the BBL last season, finishing as the tournament's leading run-getter.
This will be Jordan's third BBL team after having previously plied his trade for Adelaide Strikers and Sydney Thunder.
Miller has earned a reputation as an explosive power-hitter with his batting heroics frequently witnessed in white-ball cricket.
While Smith has been a prolific Test batsman over the last couple of years, he has started to restore his T20 batting credentials as well
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