Career
He most recently played in England for the Conference National side Tamworth. Early Valentim had unsuccessful trial spells with Derby County and Metz in 2006. While at Derby County, he featured for the club"s development team in a 3–1 loss at Boston United and reserve team in a 3–1 defeat at Mansfield Town.
Before joining Scottish club Clyde, Valentim was last registered with Shooting Star in his home country of Nigeria.
Clyde
Valentim signed for Scottish First Division club Clyde by manager Colin Hendry on 21 September 2007 on amateur terms. The club signed Valentim after receiving positive reports from clubs in England where he"d had trial spells.
He went straight into the squad for the league match against Dunfermline Athletic the next day, but was an unused substitute. He made his debut in a 4-2 league defeat at Livingston on 29 September 2007, with 15 minutes remaining and almost netted with his first effort at goal.
Valentim missed out on making a late second-half substitute appearance in the league match at Stirling Albion on 6 October 2007 because he had lost his shirt.
He was released by new manager John Brown after not being offered a new contract in late January 2008. Valentim did appear as an unused substitute on a further four occasions. Valentim"s only goal for the first team came in a 1-1 draw against Queen"s Park in a closed doors friendly on 4 October 2007.
He did, however, score a total of six goals while playing for the reserve team in the Reserve League Cup during his time at Broadwood including a hat-trick against Raith Rovers and a brace against East Stirling.
Tamworth
Valentim made his debut for the club in the Birmingham Senior Cup first round tie against Boldmere Saint Michaels. The game ended 1–0 with Valentim"s goal.
Valentim made just one league appearance for Tamworth before leaving the club in October 2011.