Claro was born in Tondela, Viseu District.

During his Portuguese career he played almost always in the lower leagues (Segunda Liga or lower), starting out at local club Académico de Viseu FC.

His Primeira Liga input consisted of 13 games with Moreirense F.C.

Claro transferred to CFR Cluj of Romania in June 2007,[2] joining a host of compatriots and winning the Liga I title in his debut season, contributing 15 matches.

From 2009 to 2011 he made the bulk of his appearances (48), winning another national championship in the former campaign; he was released in June 2013 at the age of 36, but continued to compete in the country, first with ACS Poli Timișoara.