During the 2011 Summer Universiade Verniaiev competed in the men's vault final, finishing in 7th with a score of 15.262. He was also part of the Ukrainian team that finished 5th in the men's team final. At the 2011 World Artistic Gymnastics Championships he competed in the team all-around event, teaming with Nikolai Kuksenkov, Vitaliy Nakonechnyi, Oleg Stepko, Igor Radivilov and Roman Zozulya, finishing in 5th. He scored 14.461 on floor, 13.866 on pommel horse, 14.833 on vault, and 13.800 on parallel bars.
