About 10 years ago, I applied to Lufthansa Cargo who were looking for crews for the MD11 (?) operation, based in Germany.
I applied and received a very nice letter informing me that they would review my application provided I could speak fluent/conversational (my wording) german.
They want you to be born in an English environment whatever your english level.
NOT true imho. You could have an english speaking parent, live in South America and still be a native english speaker because that's what you learnt at home.
There are no crises, only opportunities