Branch played in 12 games during his freshman season at Alabama and made 27 tackles with seven passes defended and two interceptions.[4] As a sophomore he made 55 tackles with five tackles for loss, one sack, and nine passes defended.[5] Branch led the Crimson Tide with eight tackles and broke up two passes in Alabama's 27–6 win over Cincinnati in the 2021 Cotton Bowl Classic.[6] Branch entered his junior season as one of the top safety prospects for the 2023 NFL draft.[7]
Branch was drafted by the Detroit Lions in the second round, 45th overall, of the 2023 NFL Draft.[10] In Branch's first career NFL game, he intercepted a pass from Patrick Mahomes and returned it 50 yards for a touchdown in a 21–20 win over the Kansas City Chiefs.[11][12] Branch became the first Lions player to record an interception return for a touchdown in his NFL debut since Lem Barney did so in 1967.[13] As a rookie, he appeared in 15 games and started nine. He finished with one sack, 74 total tackles (50 solo), three interceptions, 13 passes defended, and one forced fumble.[14]