Career
He played as a right winger and right full back. Apart from his versatility, he is known for his dribbling and stamina. After starting his career with local club Vessigebro BK he moved to Halmstads BK in 1988.
After one year in Gothenburg, he moved on to England, where he was signed for £750,000 by Ron Atkinson for Sheffield Wednesday.
After relegation he was signed by Everton for £2.5m where he played for from 2000–2003, until he moved back to Gothenburg, where he played from 2004–2008. After the retirement last season he has been working on IFK Göteborg project Änglagårdskolan.
Is a school where you can combine school and football in the spirit of IFK Göteborg. 27 September 2009, newspapers told that Niclas is going for a comeback and will be start training again on 29 September 2009.
On 2 October 2009 it was revealed that Alexandersson has sign a contract for the rest of the season.
After the season, he retired for good. He made his debut for the national team in 1993, and has since participated in 100 international games, scoring seven goals. One of his goals came in Sweden"s 1–1 draw against England, which he shot powerfully from outside the box and passed through David Seaman during the group stages of the 2002 World Cup.
The day after Sweden"s exit from Euro 2008 he decided that he would retire from the national team alongside Marcus Allbäck, however he also said that if it was needed, due to injuries, he would play for the national team again.