In 1991, he became Professor of Information Systems at Goethe University Frankfurt. For several years, he was Director of the Institute of Information Systems. Wolfgang König spent more than two years in the United States, among other places at the IBM Research Laboratories in San Jose and Yorktown Heights, at Kellogg Graduate School of Management in Chicago and at the University of California in Berkeley. Since the end of 2002 he chairs the E-Finance Lab which was integrated in the House of Finance in 2008. Since 2008 Wolfgang König is Executive Director of the House of Finance.