Valdimarsson, 22, began his professional career in Iceland with Grótta. He moved to Swedish side Elfsborg in July 2021 and has been a regular over the past three seasons.

Valdimarsson was named Goalkeeper of the Year in the Swedish top flight in 2023. He kept more clean sheets than any keeper in the division (13) and had the highest save percentage (78) as Elfsborg finished runners-up to Malmö on goal difference.

The 6ft 4in shot stopper made his full international debut for Iceland against Portugal in November 2023 and has earned four more caps since then.