Salamon came through the academy of Polish side Lech Poznań after starting his footballing career at Concordia Murowana Goślina.

On 17 January 2009, he appeared in Brescia's starting eleven for the first time, playing the full 90 minutes of the 4–0 win versus Pisa.

[5][6][7] However, he struggled to displace internationals Philippe Mexès, Cristián Zapata, Daniele Bonera and Mario Yepes in the pecking order.

[18] In 2023, after Lech's match against Djurgårdens IF in the UEFA Europa Conference League, Salamon tested positive for chlortalidone, a substance banned by WADA.

[22] Having represented Poland at youth levels ranging from U16 until U21, in September 2010, Salamon received his first call-up to the senior squad for friendly matches against the United States and Ecuador.

[24] In March 2016, three years after his senior squad absence, he received a call-up from Poland manager Adam Nawałka for matches against Serbia and Finland.