The club played in the first organised Serie A in 1929 and made their league debut on 6 October 1929, defeating Bologna 3-0 at the Rondinella ground on Via Flaminia.
In the summer of 1932, Barbuy was replaced by an Austrian coach, Karl Stürmer, and he led the club to their first eve win in a Rome Derby, beating the giallorossi 2-1 at home.