ARIA Award-winning film composer Helena Czajka is known for bold, emotionally driven scores that fuse classical craft with electronic and experimental sound design.

Trained in Composition at the Sydney Conservatorium of Music, shaped by her Greek/Polish heritage, and having worked as an orchestrator in Tokyo, Helena brings a global perspective to composing.

Her credits include the Austin Film Festival Jury Prize-winning sci-fi thriller IN VITRO, the Tribeca Audience Award-winning documentary BLIND AMBITION and the Emmy-winning children's show BLUEY.

Helena kicks off 2026 with SENTIENT premiering in the World Cinema Documentary Competition at Sundance Film Festival.

Recent accolades include winning Best Music in a Documentary for YURLU|COUNTRY. Helena received two nominations in the category of Best Original Score in a Documentary at the 2026 AACTA Awards (YURLU|COUNTRY and UNBREAKABLE: THE JELENA DOKIC STORY), and back-to-back ARIA nominations in the category of Best Original Soundtrack Album (NEMESIS and UNSEEN SKIES).

Helena won an ARIA Award in 2021 for Best Children's Album and an APRA Screen Music Award for Best Soundtrack Album for her work on BLUEY: THE ALBUM. The album debuted at #3 on the US iTunes Charts and made history as the first ever children’s album to reach #1 on the Australian ARIA Charts.

Helena also received a 2023 APRA Screen Music Award nomination in the category of Best Music for a Television Series or Serial for the score she composed for the SBS drama series SAFE HOME.

Previous work includes the feature film BEAST that received its premiere at the 2015 Toronto International Film Festival, and was nominated by George Miller for the 2020 Byron Kennedy Award for 'Best Australian Indie Feature Film of the Decade'.

Helena worked as an orchestrator in Tokyo, Japan for Japanese film composer Yoshihiro Ike after graduating from the Sydney Conservatorium of Music with First Class Honours in Music Composition.

She is a member of The Australian Guild of Screen Composers (AGSC) and holds an AACTA Professional Membership.