He is the current assistant coach for Malaysia Super League club Johor Darul Ta'zim.
As a football player, Hamzani mostly spend his career at Johor in the Malaysian league.
8 years after his international debut, he made a return to the national team and was selected to represent Malaysia for the 2007 AFC Asian Cup where he played one match against Iran at the tournament.
In the 2022 Malaysia Super League season, Hamzani briefly took charge of Johor Darul Ta'zim matches against Penang on 20 July 2022 due to Benjamin Mora's departure in which he guided the club to a narrow 1–0 away win.
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