He played his junior football for the Leichhardt Juniors, before being signed by the Wests Tigers. He played for the Tigers' Toyota Cup team from 2009 to 2011, playing over 30 games[3] before moving on to the Tigers' NSW Cup reserve-grade side in 2012.
Politoni was considered to be a similar player in style to Wests Tigers first choice hooker Robbie Farah. "I always make sure I watch game highlights of Robbie Farah to see what he does."[5]
Making just one appearance in first grade for 2012, Politoni finished the season playing for feeder team Balmain Ryde Eastwood Tigers in the NSW Cup grand final.[6]
In 2013, Politoni joined the Cronulla-Sutherland Sharks, however he did not commence the season in the first-grade training squad,[7] and made no appearances in first-grade. On 20 April, he played for Tonga in their Pacific Rugby League International clash with fierce Pacific rivals Samoa. Later in the year, Politoni played for Tonga in their 2013 Rugby League World Cup campaign. He made just one appearance, and that was against Pacific rivals the Cook Islands in their inter-group match, which Tonga won by a narrow six-point margin.
In 2017, Politoni joined the Gold Coast. He made four appearances for the Gold Coast in the 2017 NRL season as the club endured a horror year on and off the field finishing second last.[10]
On 31 March 2019, Politoni was sent off for punching Townsville Blackhawks halfback Michael Parker-Walshe in the face knocking him out during a game between Burleigh Bears and Townsville.[11]
On 4 April 2019, Politoni was suspended for 3 matches after pleading guilty for punching an opposition player.[12]