Ember Spark and the Thunder of Dragons : 1 by Abi Elphinstone

Rusty Fizzbang, vet to magical beasts, needs an apprentice.

Ember Spark, looking for adventure, is his newest recruit - and together with an unlikely friend, Arno, she is sent to help a baby dragon whose parents have gone missing. But keeping magical beasts a secret isn’t an easy task, especially with arch-villain, Jasper Hornswoggle, hot on their heels and keen to derail them…