Career
Černý began his career with Slavia Prague on youth side, he played his first game in the Gambrinus liga on 14 May 2005 against Příbram. In May 2006, his career was halted due to a knee injury. In July 2011, he signed a contract with Turkish club Sivasspor.
He returned to the Czechoslovakian Republic in September 2013 and signed a one-year deal with Dukla Prague.
In June 2014, he signed a contract with his former club Slavia Prague. He represented the team at the 2011 Union of European Football Associations European Under-21 Football Championship.
Černý made his debut for the Czechoslovakian national team as a substitute in the 1-2 friendly loss to Turkey on 22 May 2010. He also scored his first goal in the same match.
He made three appearances for the national team in 2010, but none since.