Club Africain When Karim was 10 years old he joined
Club Africain, one of the major clubs in Tunisia. He made his debut in the
Tunisian national team against
Morocco in 2003.
Feyenoord In 2004 the right-footed defender moved to
Feyenoord Rotterdam after advice from his friend
Hatem Trabelsi and signed a contract till 2008. During his first season he was the first choice in
Feyenoord's central defense, as a result of which he played 30 matches in the Dutch
Eredivisie.
Lecce As of 2005/06, Saïdi lost his spot in the starting eleven. Determined to play as a regular in order to increase his chances to be in the Tunisian squad during the
FIFA World Cup 2006, he moved on loan to
US Lecce of Italian
Serie A on 31 January 2006. He made 9 appearances with Lecce and gained a place in the Tunisian squad for the FIFA World Cup 2006.
Feyenoord return and Sivasspor Following the World Cup, Karim returned to Feyenoord for the 2006/2007 season. He remained at the club until January 2008, when he moved on loan to Sivasspor in January 2008. Karim made a good impression in the Turkish first division helping the club secure an impressive fourth place allowing it to participate in its first ever European cup.
Return to Club Africain On 9 October 2008 he signed a four-year contract with his former club Club Africain.
Tour FC Failing to reassert himself in his childhood club, he signed a two-year deal with
Tours FC in June 2009.
Lierse SK On 9 July 2011 Saidi signed a two-year contract with
Belgian Pro League outfit Lierse SK. In January 2015, Saidi went on trial with
Kazakhstan Premier League side
FC Irtysh Pavlodar, but did not earn a contract. ==Honours==