Career
He began his career with one of the smallest teams in the Ukrainian Super League, MBС Mykolaiv. Gladyr shot 47% on three-point shots and 90% on free throws in the Ukrainian Super League, during the 2007-2008 season, before taking a slight step back in his shooting percentages in the 2008-2009 season (shooting 36% from three point range and 81% from the free throw line respectively). During the 2008-2009 season, he exploded for a season high of 36 points against Khimik Yuzhny, in a game where he got to the free throw line 19 times.
Gladyr helped MBС Mykolaiv to a fifth-place finish in the Ukrainian Super League in the 2008-2009 season, by averaging 15.4 points per game.
In July 2009, Gladyr signed a three-year deal with Bàsquet Manresa of the Liga ACB. In August 2012, he signed with Baloncesto Fuenlabrada for the 2012-2013 season. On October 1, 2013, Gladyr signed a one-year deal with the French Euroleague team JSF Nanterre.
On August 21, 2014, he signed with SLUC Nancy Basket for the 2014-2015 season. In 33 games of the French Pro A he averaged 12.1 points and 3.5 rebounds per game.
On August 25, 2015, it was announced that he signed with İstanbul BlackBerry of the Turkish Basketball League, however the team rescinded the contract after he failed the physical.
On September 9, he signed with AS Monaco Basket of the French LNB Pro A.
National Basketball Association
Gladyr was drafted by the National Basketball Association team the Atlanta Hawks in the second round of the 2009 National Basketball Association Draft, with the 49th pick overall. He did not play for an National Basketball Association summer league team after the draft since the Atlanta Hawks did not field a team, but he did show up for the Hawks rookie mini-camp. He played for the Hawks in the National Basketball Association Summer League in 2010 and 2013.
Gladyr is a classic two-guard.
He"s got a phenomenal shooting touch in addition to his athleticism, which allows him to easily pass by defenders and dunk the ball over them. He"s turned into a real showman during the 2008-2009 season in Ukraine, with the April All-Star Game highlighting his performance: Gladyr scored a game-high 24 points and also dished out nine assists.
He also set his home crowd on fire as he took the 3-point shootout title, defeating British Columbia Kyiv"s Manuchar Markoishvili in the final.