At the end of the war in 1945 and with Hungary becoming a communist country, Ferencváros finished in a disappointing 5th place in 1946. Sipos decided to move abroad, and in summer 1946 he accepted an offer from Italian Bologna FC, coached by the Hungarian József Viola. The club had dominated the Serie A by the late 1930s winning 4 titles between 1935 and 1941, but that season, 1946–47 Bologna finished 5th. Sipos left next summer, but stayed in Italy where he will play with several clubs such as Correggio, Grosseto and . Before retiring he played one season in French Algeria with FC Jeunesse Oran where he was simultaneously the main coach and player.