Julia Moscardini was born in Argentina, in the southern area of ​​Greater Buenos Aires. She began her career as a singer around 2010, being part of popular music groups, mainly focused on jazz, a genre to which she has been mainly dedicated since then.

She regularly performs live, in various formats, alongside prominent musicians from the local jazz scene and has released two albums as a soloist, "Stablemates" (2019) and "Mood Indigo" (2022) in quintet format, accompanied by Ernesto Jodos (piano), Sebastián Loiácono (tenor sax), Jerónimo Carmona (double bass) and Carto Brandán (drums). She also explores Argentine music, mainly as a duo with his father, the guitarist and composer Carlos Moscardini. 

Julia focused her musical training on jazz, in Buenos Aires with teachers such as Barbie Martinez, Ernesto Jodos, Mariano Loiácono, Daniel Johansen, Roxana Amed, and in New York with her main teacher and mentor, the singer Sheila Jordan, and also with others. great teachers such as Jay Clayton, Christine Correa, Fay Victor, Theo Bleckman, and Mary Stallings, among others.

She participated in numerous cycles and festivals in the city of Buenos Aires and in the rest of the country, he is part of the "Big Orchestra" - a jazz group directed by the trumpeter Mariano Loiácono - and he has shared the stage with prominent international figures such as Rusell Malone, Cyrus Chestnut, Sheila Jordan, Antonio Hart, Anthony Wonsey, Lonnie Plaxico and Steve Davis, among others.

She also works as a teacher, teaching both private classes and tertiary level schools, workshops and master classes.

Since 2021, she has held the position of Artistic Director of the Buenos Aires International Jazz Festival.