Litten made a total of 20 appearances for Hull KR in the 2021 Super League season including the club's 28-10 semi-final loss against the Catalans Dragons which saw Hull KR fall one game short of the grand final.

[5][6][7] On 12 August 2023, Litten played for Hull Kingston Rovers in their 17-16 golden point extra-time loss to Leigh in the Challenge Cup final.

[8] Litten played a total of 27 games for Hull Kingston Rovers in the 2023 Super League season as the club finished fourth on the table and qualified for the playoffs.

[9] On 12 October 2024, Litten played in Hull Kingston Rovers 2024 Super League Grand Final loss against Wigan.

[10] Litten made his full England début on 29 April 2023 in the 64-0 victory over France at the Halliwell Jones Stadium.