He has 27 caps for Russia, since 2011, with 17 tries scored, 85 points on aggregate. Simplikevich was part of the Russian squad at the 2011 Rugby World Cup, playing in two games.[1]
He scored a try against Ireland and another against Australia in the pool games.[2]
In the match for the Russian Supercup 2017 against the RC Kuban, he made 7 tries. This is the record of Russia of all times. Enisei-STM won with a score of 64-20.
Simplikevich three times became the top try scorer of the Russian Championship (2012, 2014, 2017).