Resignation dates for schools in the UK
Teachers moving school
Because the dates for Easter move each year, if a teacher resigns at the end of the Spring term and takes up another teaching post in a different local authority, then they will be paid up to the day before their new school opens for the Summer term if it is earlier than 1st May.
Teachers leaving teaching
If a teacher, who is leaving teaching, resigns at the end of the Spring term, the school could expect the teacher to be available for work up to 30th April given that they would be paid for the whole month. If the replacement teacher starts after the Easter holiday, it may be possible for the exiting teacher to leave before the Easter holiday. You would need to discuss this with your school.
Letter of Resignation
If you want to leave your school then you will need a letter of resignation. My advice is don’t burn your bridges, no matter how annoyed you are as you may rely on them for a reference in the future. Here’s mine from a school I worked at for 15 years. When I started. it was a great school. Fifteen years later, it had become a cesspit of narcissism and toxicity: