In 2006 he was awarded the best setter of FIVB Volleyball Men's World Championship in Japan, where Polish national team won silver medal. In 2007 he was awarded the best setter of FIVB World League in Poland, Katowice. In 2008 he was awarded the best setter of Summer Olympic Games in Beijing. Zagumny was in the Polish squad when the Polish national team won the gold medal of European Championship 2009, where was awarded Best Setter. On 14 September 2009 he was awarded The Order of Polonia Restituta. The Order was conferred on the following day by the Prime Minister of Poland, Donald Tusk. In 2011 the gained silver medal at World Cup. On 8 July 2012 he won a gold medal of World League 2012 in Sofia, Bulgary. On 21 September 2014 he won a title of World Champion 2014. On 27 October 2014 he received a state award granted by the Polish President Bronisław Komorowski - Officer's Cross of Polonia Restituta "for outstanding sports achievements and to promote Polish in the world". After winning title of 2014 World Champion he announced that the finale was his last match in national team.