He has represented the PNG Kumuls at international level, as part of the 2017 and 2021 squads for the Rugby League World Cup.
Putt made his international debut for Papua New Guinea against the Cook Islands on 7 May 2017, in the Pacific Test at Campbelltown Sports Stadium, Sydney.
He was also selected to represent Papua New Guinea Kumuls for the inaugural Rugby League World Cup 9s to be hosted in Sydney, Australia.
[3] In the final group stage game at the 2021 Rugby League World Cup, Putt scored two tries for Papua New Guinea in the 36–0 victory over Wales.
[4] On 29 September 2023, the Castleford Tigers announced the signing of Putt on a two-year deal from the 2024 Super League season.