Recover Permanently Deleted Mac Photos

I need expert-level help retrieving a folder of photos that I erased from my MacBook. They were emptied from the Trash, I had no Time Machine or iCloud backup, and since then I’ve continued using the laptop and have written a lot of new data to the drive... (Budget: €8 - €30 EUR, Jobs: C++ Programming, Data Analysis, Data Management, Data Protection, Data Recovery, Mac OS, Network Administration, Windows Desktop)