Collins previously played for the youth team for Northampton Town, the local football club, as did his father and grandfather.
Collins, a product of the Saints' Academy, first made his impression at senior level at the club after he was a part of the Northampton side who beat Leicester Tigers in the Aviva Premiership semi-final.
[3] After an impressive 2014/2015 season, Collins was made the LV Breakthrough Player of the Year.
[4] It was announced, on 30 May 2017, that Collins and fellow Saints teammate Tom Stephenson would travel to Australia for the summer to develop their rugby before returning for the start of the 2017/18 Aviva Premiership season.
[5] It was announced on 19/4/23 that Tom would be leaving Northampton Saints at the end of the 2022/2023 season.