[1][2][3][7] At the age of 10 he went to play football at the junior squads of Dinamo București where he worked with coach Petre Steinbach.

[3][10][11] In 1961, coach Traian Ionescu used him as the team's game coordinator, helping them win the 1961–62 Divizia A by scoring four goals in 15 appearances, including transforming a penalty in a 1–0 win in the derby with Steaua București in which he previously scored on two other occasions in the earlier seasons.

[1][3][6][12][13][14][15] In the next three seasons, Varga helped The Red Dogs win another three titles, working with coaches like Ionescu, Nicolae Dumitru and Angelo Niculescu in the process, at the first one contributing with four goals scored in 22 matches, in the second he played eight games and in the third he appeared in two games.

[1][2][3][6][16] In 1965, Varga was loaned to Dinamo Pitești for a half year in which he played three Divizia A games, returning to Dinamo București, where he would spend another four seasons, winning the 1967–68 Cupa României in which he did not play in the final, making his last Divizia A appearance on 10 November 1968 in a 3–0 victory against Universitatea Cluj, a competition in which he has a total of 120 appearances and 29 goals scored.

[1][2][3][6][7] Varga played two friendly matches at international level for Romania, making his debut under coach Silviu Ploeșteanu in a 3–2 victory against East Germany.