He returned to Västerås SK on loan in 2000 and ended as the club's top scorer in the 2000 Superettan.
He moved to Norwegian-based Lyn in 2004 and scored in the 4–1 defeat to SK Brann at the 2004 Norwegian Football Cup Final.
[6] Markstedt had his first job as a coach as an interim manager in 2005 while playing for Västerås SK in a match against Väsby United after being handed the duties one hour before the kick-off.
[11] He returned to his hometown club Västerås SK in 2015[12] as a joint head coach with Leif Berg.
[14] Markstedt is one of the founders and owners of KidsBrandStore, a Swedish children's clothing shop founded in 2011.