Young was selected 17th overall by the Boston Celtics in the NBA draft on June 26, 2014.
Young was unable to participate in the summer league due to an injury and spent the majority of his time at training camp. He joined the Red Claws at the time to get more playing time.
In his debut season, he appeared in 19 games for the Red Claws. Young was a member of the Celtics during the 2015 NBA Summer League in July 2015, and he showed off some impressive basketball talents. In the 2015–16 season, Young appeared in 16 games for the Red Claws.
Young joined the Celtics for the 2016 NBA Summer League in July. In the 2016-17 season, he appeared in 29 games for the Celtics before being released from his contract.
For the 2017 NBA Summer League, Young has signed with the New Orleans Pelicans. On September 6, 2017, he signed a training camp contract with the Milwaukee Bucks, however on October 5, 2017, he was dismissed after one month.
Young was added to the Wisconsin Herd training camp roster on October 22, 2017. He spent a year in the NBA G League.
Young signed a two-way contract with the Philadelphia 76ers and the Delaware 87ers, the 76ers’ NBA G League club, on January 5, 2018. The 76ers dismissed Young from his contract on March 26, 2018.
Young left the Wisconsin Herd in October of 2018.
The Herd released him after three months.
International Career
Young joined Maccabi Haifa of the Israeli Premier League on August 8, 2019. He has a long list of matches where he has set records.
He was the highest scorer in the Israel Basketball Premier League in the 2019-20 season.
Young signed a contract with the New York Knicks on December 14, 2020.
He was released and traded to the Westchester Knicks, the Knicks’ G League club, shortly after. He spent three months with the team.
Young joined Hapoel Tel Aviv of the Israeli Basketball Premier League on March 8, 2021. He is currently a member of the club.
