John Leglue returns to the Steelers after spending the 2023 season with the Atlanta Falcons. Leglue was signed to the Steelers practice squad in 2020, spending two seasons with the team, playing in six games in 2021. He entered the NFL as an undrafted rookie free agent, signing with the Denver Broncos following the 2019 NFL Draft. He was released by the Broncos following the 2019 training camp and was signed to the New Orleans Saints practice squad. The Green Bay Packers signed Leglue off the Saints practice squad in 2019. He also spent time with the Tennessee Titans.