Qualifications improve your chances; they do not gate the job. Level 0 is the most recognised.
Level 0 most recognisedOpen entry
Your route in
You can start without qualifications - direct entry/volunteering; a qualification improves your chances
1
Where this can take you
Entry is talent/audition-based with no formal qualifications required for pop/recording artists; music grades (ABRSM/RSL Grade 8) and degrees are expected only in fields such as classical music.