Timu began his rugby league career with the Goodna Eagles in the Ipswich competition.

After serving for two years as a missionary for the Church of Jesus Christ of Latter-day Saints[6] in New Zealand and the Cook Islands[7][8] Timu returned to the Broncos.

[9] He played for the Souths Logan Magpies in the Queensland Cup and for the Broncos in the 2016 NRL Auckland Nines.

Timu signed with the Reds in 2016 and in the 2018 season was under the tutelage of former All Blacks and Kangaroos international Brad Thorn.

[10][11] Timu also won Player of the Year honours for his contributions to Bond University Queensland Country's winning the National Rugby Championship title in 2017.