Hi Robert,
As an exam assessor, you are self employed.
You would need to regiseter as self employed here:
Register as a sole trader
The current tax year 2024 to 2025 does not end until 5 April 2025.
From 6 April 2025, you can submit your 24/25 Self Assessment tax return, either by paper or online.
You can download paper tax return and supplementary pages here:
Self Assessment tax return forms
Or online here:
File your Self Assessment tax return online,
Provided you have registered for a government gateway.
You can create a personal tax account here:
Personal tax account: sign in or set up
Which will allow you to fill in, send and view a personal tax return amongst many other things.
Thank you.