In October 2017, Magnay left the Tulsa Golden Hurricane program and signed a three-year deal with his hometown team, the Brisbane Bullets.[4][5] He spent the 2017–18 NBL season as a development player.[4] Following his first season, he played for the Southern Districts Spartans during the 2018 QBL season.[6]
On 6 May 2021, Magnay signed with the Perth Wildcats for the rest of the 2020–21 NBL season.[17] He averaged 4.7 points, 2.9 rebounds and 1.7 assists per game in 15 games played with the Wildcats.[18]
Tasmania JackJumpers and Obradoiro CAB (2021–present)
On 12 July 2021, Magnay signed a one-year deal with the Tasmania JackJumpers, a new club entering the NBL for the first time in 2021–22.[19] He was limited to 11 games in 2021–22 due to a knee injury.[20] He subsequently re-signed with the JackJumpers on a two-year deal on 21 April 2022.[20]
Following the 2022–23 NBL season, Magnay moved to Spain to play for Obradoiro CAB of the Liga ACB.[21]
A foot injury suffered in Spain forced Magnay to miss the start of the 2023–24 NBL season.[22]
^"2018 QBL PRE-SEASON WRITE-UP". qbl.basketballqld.com.au. 24 April 2018. Retrieved 4 May 2021. Bullets big man Will Magnay is a player to keep an eye on.