The young defender has come up through the ranks of Bengaluru FC’s youth system. After spending two years with BFC’s U18 team, Jestin signed for Gokulam Kerala FC. He won the Santosh Trophy with the Kerala state team and the Kerala Premier League with the Malabarians in the 2017-18 season. And the following season, Jestin was promoted to the first team. He made his I-league debut in 2019 and went on to play 13 matches for Gokulam Kerala and also scored a goal. Jestin comes into the Highlanders’ squad after lifting the 2021 I-league trophy.