According to a statement released by the Urban Warriors, Russell served Ajax Cape Town with commitment and enthusiasm that demonstrates his work ethic as a true professional.
He played 34 matches, 28 of which he was in the starting line-up and six of which he came on as a sub.
Last season he scored eight goals and his exploits were one of the catalysts that propelled Ajax into contention for the Absa Premiership.
Mwafulirwa starts with IFK Norrkoping F.C as from July 1.
Norrköping, who currently play in the highest Swedish league, Allsvenskan, won promotion from the second division (Superettan) in 2007.