In September 2016, the Seoul Philharmonic Orchestra announced the appointment of Fischer as its principal guest conductor, effective January 2017, with an initial contract of 3 years.
[8] In May 2019, the Utah Symphony announced that Fischer is to conclude his tenure as its music director at the end of his current contract, at the close of the 2021-2022 season.
[12] In June 2022 he was announced Music Director of the Orquesta Sinfónica de Castilla y León in Spain, for an initial period of three seasons.
Fischer has made several recordings, most notably of Swiss composer Frank Martin's orchestral music for Deutsche Grammophon, which was nominated for a Gramophone Award.
His 2012 recording of Frank Martin’s opera Der Sturm, with the Netherlands Radio Philharmonic Orchestra and Chorus, received the International Classical Music Award.