 Born in Sabadell, Barcelona, Catalonia, Roger was a product of local FC Barcelona's youth ranks.He made his debut for the first team in the 1994–95 season, going on to appear in 33 games in the following campaign while scoring his first goal in a 1–1 away draw against Real Madrid, on 30 September 1995.After two seasons where he appeared sparingly in back-to-back La Liga conquests, Roger moved to neighbouring RCD Espanyol also in the top division, where he was a starter for much of his stay.