Carvalho began his career at Porto, where he had loan spells at Leça, Vitória de Setúbal and Alverca, before winning domestic and European trophies under José Mourinho's management. In July 2004, Carvalho transferred to Chelsea for a fee of just under €30 million. With the Blues, he won two Premier League titles in a row and one League Cup, in his first two seasons. In 2008, he was voted the team's Players' Player of the Year. Two years later, he helped Chelsea win the league and FA Cup, the first Double in the club's history. In August 2010, after six years with Chelsea, he transferred to Real Madrid for a fee of £6.7 million, winning two domestic honours under Mourinho's management before a free transfer to Monaco in 2013.