 Widgren was a part of the Östersund side that won Svenska Cupen in 2017, the first domestic title in the club's history.On 2 January 2019, Widgren moved on a free transfer to fellow Allsvenskan club Hammarby IF, singing a three and a half-year contract.He made 25 league appearances during his first season, as the club finished 3rd in the table.