At club level, Fives came to prominence in juvenile and underage grades with Tourin, before winning a county junior championship medal in 2009. He also played with the Carrigtwohill club in Cork from 2013 to 2015.
Fives made his debut on the inter-county scene when he was selected for the Waterford minor team in 2006. After two championship seasons with the minor team, he subsequently joined the Waterford under-21 team. By this stage Fives had also joined the Waterford senior team after being added to the panel during the 2008 championship. After a number of years he became a regular member of the starting fifteen, while also being joined by his brother Darragh, and has won one Munster medal as a non-playing substitute and one National Hurling League medal.
As a member of the Munster inter-provincial team, Fives has won one Railway Cup medal.