Background
Söderstjerna, who was born without his lower right arm, played club football in Sweden, Denmark, Singapore and Norway for Landskrona BoIS (three spells), Fremad Amager (two spells), Tanjong Pagar United Football Club and Fredrikstad.
Söderstjerna, who was born without his lower right arm, played club football in Sweden, Denmark, Singapore and Norway for Landskrona BoIS (three spells), Fremad Amager (two spells), Tanjong Pagar United Football Club and Fredrikstad.
He retired from club football in November 2007. Fans of Landskrona BoIS had previously written a song in his honour. Söderstjerna also studied economics and law at Lund University.