The 27-year-old American spent the previous two seasons in Hapoel Holon, and in the 2018/19 season was named the Israeli Championship MVP. In 2017, he won the Belgian Championship and Cup with Ostende. Walden played for the Boston Celtics in the NBA G League team, and he also played for the Boston Celtics in the NBA Summer League in 2015 and 2016. During his college career, he played for Stetson and Eastern Kentucky. Walden plays as guard.