Career
He has been a Fédération internationale de football association-listed referee since 1997, but did not referee his first Union of European Football Associations Champions League qualifying match until August 2001, when he took charge of a second qualifying round match between Sloga Jugomagnat and Steaua Bucureşti. He then refereed a second round match between Litex Lovech and Union Berlin at the end of October 2001. This made him the first Icelandic referee to officiate in the Union of European Football Associations Champions League.
When not refereeing, Jakobsson works as the manager/owner of a food company.