After a short stint in Scotland with the Glasgow Rocks, he returned to the SBL in 2018 and won the league's MVP with the Joondalup Wolves.
He joined the Southern Huskies in 2019 for their inaugural season in the New Zealand NBL and then moved to Japan in 2021 to play for the Toyoda Gosei Scorpions of the Japanese B.League.
He averaged 19.2 points and 8.6 rebounds as a senior and was named to the all-city team and earned All-Cincinnati Metro Atlantic Conference accolades.
He was diagnosed with an arrhythmia, caused by problems with the system that regulates a steady heartbeat, and subsequently had a defibrillator placed inside his body in September 2013.
[3] Billups moved to Australia in early 2017 to play for the Cockburn Cougars of the State Basketball League (SBL).
[12] He was named SBL Player of the Week four times[13] and helped the Cougars finish the regular season in seventh place with a 15–11 record.
[12] On August 24, 2017, Billups signed with the Glasgow Rocks of the British Basketball League (BBL) for the 2017–18 season.
[20] He was named SBL Player of the Week two times[21][22] and helped the Wolves finish the regular season in second place with a 21–5 record.
[24] In the grand final, the Wolves lost 94–87 to the Perry Lakes Hawks despite Billups' 22 points and 13 rebounds, with foul trouble limiting him to 24 minutes.
[27] He was then set to play for Kinmen Kaoliang Liquor in the Taiwanese Super Basketball League during the 2018–19 season before a leg injury cut short his stint.