Serikova qualified as a lone swimmer for Ukraine in the women's 50 m freestyle at the 2008 Summer Olympics in Beijing, by clearing a FINA B-standard entry time of 25.56 from the EDF Swimming Open in Paris, France. Serikova scorched her way to sixth place and thirty-second overall in heat nine of the evening prelims with a time of 25.65, failing to advance further to the semifinals.