Career
Matyash joined Zenit"s "Smena" academy and made his first youth team appearance in October 2007 against Lokomotiv Moscow. He scored his first goal for Zenit on October 31, 2008 against Khimki. During the 2010 youth season, Matyash was the second highest top-scorer with 13 goals behind Mantas Savėnas of Sibir Novosibirsk.
While representing Zenit at the 2011 Commonwealth of Independent States Cup, he scored a double against HJK Helsinki in the quarterfinal round.
Matyash made his debut for the Russian U-19 team during the 2010 Union of European Football Associations Euro U-19 qualification against Latvia. He scored his first goal for Russia in a 6-0 victory over Liechtenstein on October 25, 2009.