Since making his major debut in 2002 at the Grand Hall of the Saint Petersburg Philharmonie under the button of Vasily Petrenko and the St. Petersburg Philharmonic orchestra, Sergey Dogadin has performed in world’s most renowned venues such as the Golden Hall of the "Musikverein" in Vienna, Berlin Philharmonic Hall, Warsaw Philharmonic Hall, "Gasteig" in Munich, "Concertgebouw" and "Muziekgebouw" in Amsterdam, "Suntory Hall" in Tokyo, "Esplanade" Concert Hall in Singapore, Tchaikovsky Concert Hall in Moscow, Concert Hall of the Mariinsky Theatre, having performances with the London Philharmonia Orchestra, Royal Philharmonic Orchestra, Munich Philharmonic Orchestra, Berlin, Budapest, Shanghai symphony orchestras, English and Polish Chamber Orchestras and National Philharmonic Orchestra of Russia, among others.

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He has collaborated with such prominent conductors as Yury Temirkanov, Valery Gergiev, Vladimir Ashkenazi, Vassily Sinaisky, Vladimir Spivakov, Yuri Bashmet, Yuri Simonov, Andrew Manze, Shlomo Mintz, Thomas Sanderling, Vasily Petrenko and many others. Sharing the stage with outstanding musicians such as Elisabeth Leonskaja, Viktor Tretiakov, David Geringas, Boris Kuschnir, Denis Matsuev, Daniil Trifonov, Pierre Amoyal, Alexander Kniazev, Narek Hakhnazaryan and others is an important part of Sergei's concert life.

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In 2019 Sergei was awarded First Prize and Golden Medal at the XVI International Tchaikovsky Competition in Moscow. Sergei is winner of the award established by Maestro Yuri Temirkanov and winner of the Prize of the President of Russia.