Péter Mészáros obtained his degrees in music education and choral conducting from the Liszt Ferenc Academy of Music in 2004, while simultaneously studying German Studies at the Faculty of Humanities at Eötvös Loránd University (ELTE). In 2007, he was admitted to the doctoral program at the Academy of Music in the Choral Conducting subprogram, where he earned his DLA degree in 2013. He also pursued private vocal studies under the guidance of Judit Pallagi and Éva Lax.

Since 1998, he has been a member of the Discantus Vocal Ensemble as a singer, and in 2003, he became the ensemble’s artistic director. Throughout his career, he founded and led the Arpa d’Or Vocal Ensemble for twelve years and has regularly performed with the Purcell Choir, led by György Vashegyi, since 2000. Between 2007 and 2009, he was an auxiliary member of the Vienna State Opera Choir during the Salzburg Festival.

Since 2004, he has been a music teacher at the ELTE Trefort Practice High School in Budapest and has served as the lead teacher and conductor of the school’s choir since 2010. In 2008, he co-founded the Oriolus Chamber Choir with Zsuzsanna Weiszburg. He is also a founding member of the Sixtones a cappella group and the Cantica Aeterna Vocal Ensemble. From 2016 to 2020, he taught music at Pázmány Péter Catholic University, and since 2023, he has been teaching at the Liszt Ferenc Academy of Music. As a soloist, he is primarily featured in performances of Baroque oratorios. From 2024, he will serve as the principal conductor of the New Liszt Ferenc Chamber Choir.