He started his career with the New Zealand Warriors Under 20s before being signed by the Parramatta Eels until the end of 2018 and playing for Wentworthville Magpies in the NSW Cup.

[5] He made a total of 17 appearances for Parramatta in the 2020 NRL season as the club finished third but were eliminated from the finals in straight sets.

In round 9 of the 2021 NRL season, he was placed on report for a high tackle on Sydney Roosters player James Tedesco and was later suspended for two matches.

[12] Niukore played 19 games for Parramatta in the 2022 NRL season including the club's Grand Final loss to Penrith.

[14] Niukore played 22 games for the New Zealand Warriors in the 2023 NRL season as the club finished 4th on the table and qualified for the finals.