Career
While playing for the Lynx, he was commonly referred to as Niki and Nikki. Vignjević signed with the Cleveland Crunch of the National Professional Soccer League in 1996 and became an instant success in the indoor game. He played 2 1/2 seasons for the Edmonton Drillers before being traded back to Cleveland.
He had career highs of 61 goals and 63 assists in 40 games for the Drillers in the 1998-1999 season.
He split the 2002-2003 season between the Harrisburg Heat and Kansas City Attack. Vignjević also excelled outdoors after signing with the Toronto Lynx in 1998.
He enjoyed six successful seasons with the Lynx. Vignjević had scored 29 goals and recorded 24 assists in his Lynx career which makes him the all-time leader in goals and assists for the Lynx.
In 1998 Vignjević was named Lynx Best Offensive Player, and in 1999 he was named Most Valuable Player.
He helped the Lynx reach the playoffs in 2000. At the conclusion of the 2003 season he signed with the Metro Lions of the Canadian Professional Soccer League. He made his debut for the club on September 3, 2003 in a match against Brampton Hitmen.
He helped improve the club"s record, but unfortuantely was to late in the season to clinch a playoff berth.
In 2004, Vignjević signed for the Edmonton Aviators where he scored 3 goals and recorded 2 assists. At the end of the season, Vignjević announced his retirement after seven successful seasons in the USL First Division.
He was listed on the 2008-2009 roster of the Edmonton Drillers indoor team After his retirement 2009 was named as the Technical coach of the Alberta Golden Bears.
He also coaches for the Edmonton Warriors Youth Soccer Club.