In 2021, Aberdein moved to the LMP2 class of the European Le Mans Series, competing alongside Tom Gamble and Philip Hanson at United Autosports.

[4][5] 2022 saw Aberdein team up with Ed Jones and Oliver Rasmussen to drive for Jota Sport in the World Endurance Championship.

[7] The team bounced back strongly at the 24 Hours of Le Mans, finishing third in class and joining the sister car, which took victory, on the podium.

[8][9] Aberdein, Jones, and Rasmussen took another third place at the penultimate race in Fuji, eventually ending up sixth in the teams' standings.

Competing in the LMP2 class for Inter Europol Competition, Aberdein drove alongside Olli Caldwell and Rui Andrade in the team's #43 entry.