From 1926 András Wanié was a swimmer and water polo player of KISOK (National Circle of Middle School Athletes), and from 1929 of the Szegedi Úszó Egylet. From 1926 onwards, he competed for Hungarian swimming team a total of twenty-one times. He achieved significant success, especially in the 4 × 200-meter freestyle relay. His best individual result was the fifth place in the European Championships in Budapest in 1926 in the 400-meter freestyle and the third place in the World Championships in Turin in 1933 in the 100-meter sprint. In 1930, he was a member of the Hungarian relay team, which won the European title and broke the world record at 4 × 200 meters. In 1933, at the World College Games in Turin, he also participated in the Hungarian water polo team that won the championship title. In 1933 he retired from the national team, and the following year retired completely from active sports.
In 1934 he obtained a degree in political science at the Ferenc József University of Szeged. After his retirement from sport, he was a department councillor, agricultural expert, and then a procurement manager at the Ministry of Agriculture. In 1940, as the successor of Ferenc Csik, he became the head coach of the Hungarian swimming team. He held office until 1943 and then emigrated to the United States.