Jensen started his career with Danish club
B 1903, before moving abroad to play professionally with
Club Brugge in 1974. With Club Brugge, he won five Belgian
First Division championships and two
Belgian Cups. He reached
1976 UEFA Cup Final and the
1978 European Cup Final and lost both to English side
Liverpool. After his brilliant display in the final of the 1978 European Cup, the international press called him the best goalkeeper in the world. He played a total of 390 games for the Belgian side in all competitions and scored two goals.One of this was a penalty kick goal vs Tottenham. He left Club Brugge in 1988, and went on to play for Belgian club
Lierse SK and Dutch club
RKC Waalwijk, before ending his career back in Belgium with amateur side FC Varsenare. ==International career==