Crimewave has never failed to garner anything but rave reviews. Many of its stories have earned reprints in Year's Best anthologies of various genres, and some have won prestigious awards such as the CWA Short Story Dagger.
Please make sure you're familiar with what we publish – this isn't the place for police procedurals, locked room mysteries, etc.
They're looking for fiction up to 10,000 words, and presumably pay pro rates, but unfortunately don't advertise their rates.
Literarium link is here: https://literarium.net/market/tta-press/crimewave