Sergei Davydenko studied at the Stavropol regional musical College. V. And Safonov with Levadne Tatiana Borisovna. In 2017, he entered the Secondary special music school at the Rostov State Conservatory named after S. V. Rachmaninov.
He has participated in several international competitions: the International Piano Competition. V. I. Safonova (Pyatigorsk, 2015, Grand Prix), the Karamanova International Competition for young pianists. (Simferopol, 2015, 1st prize); the International competition of piano and chamber music « The Way to mastery » (Rostov-on-don, 2016, Grand Prix); the International Television Competition for young musicians « the Nutcracker » (Moscow, 2016, 1st prize, Audience award); the International Competition for young pianists « Astana Piano Passion » (Kazakhstan, Astana 2017, 1st prize, Diploma of project participant from Denis Matsuev); the International Competition for young pianists « Grand Piano Competition » (Moscow, 2018, winner, audience award), the all-Russian Television competition for young talents « Blue bird » (Moscow, 2018, Winner).
Sergey has taken part in international music festivals including « AMMERSERENADE » (Germany, 2018), « Stars on Lake Baikal » ( September 2017 and September 2018), « Christmas meetings with Denis Matsuev (Irkutsk, January 2019), « Faces of modern pianism » (St. Petersburg, December 2017 ), « Stars of the white nights » (St. Petersburg, June 2018).
In September 2018 Sergey gave a solo concert in Mexico (Monterrey).