You can apply directly to join the RAF.
- at least 5 GCSEs grades 9 to 4 (A* to C) including English and maths, and a science for some roles
- to be over 17.5 years old - upper age limit varies depending on the role
- to be physically fit
For some roles like weapons system operator linguist, you'll need to be fluent in at least 2 languages.
If your initial application is accepted, you'll be invited to talk to someone at your local armed forces careers office about what you want to do, and take an aptitude test.
If you successfully complete the initial stage, you'll be invited to attend further interviews and assessments, which include fitness and medical tests.