[1][2][3] Varga began his football career at the age of 8, when his father took him at an indoor-football club based in Deva, a neighbour city of Petroșani.

In 2013, after a litigation with Sportul, when unsuccessfully trying to left the team, Varga was declared free agent by Romanian Football Federation, after 9 years spent here.

He scored four goals, including a winning strike against title contenders Dinamo, as the team surprisingly finished on top of the table.

Varga made his debut in European competitions in a UEFA Champions League clash against Sevilla FC on 16 September and scored in a 1–1 draw with VfB Stuttgart two weeks later.

[8] He was released in March 2015[9] In June 2015, Varga signed a contract with ASA Târgu Mureș where he reunited with coach Dan Petrescu.

He played in the first squad in Romanian Supercup, on 8 July, against Steaua București, but after the game Petrescu left the club and five days later Varga ended his contract with ASA on mutual agreement.

In February 2009, Dacian made his debut for Romania national football team in a friendly match against Croatia.