Kolendowicz made one appearance for the Poland national team on 6 December 2006, as a second-half substitute in a 5–2 friendly win over United Arab Emirates.

[1] In 2015, Kolendowicz joined Pogoń Szczecin's academy as a youth coordinator.

He held this position until 2018, when he joined the first-team coaching staff as an assistant.

On 15 August 2024, Kolendowicz took on his first senior managerial role after being appointed manager of Pogoń, replacing the outgoing Jens Gustafsson.

This biographical article related to a Polish association football midfielder is a stub.