I got you bro.
Mangjong (literally my fav rn. Ieum (uke) is so badass but also wonjun (seme) is fucking crazy) https://www.mangago.me/read-manga/mangjong_yaoi/
Flashlight (another fav, might not be the exact description but yujin is as bad as they come) https://www.mangago.me/read-manga/flashlight/
In my bad (uke is a baddieee) https://www.mangago.me/read-manga/in_my_bad_1/
A lovely meal (hiatus rn and also no romantic development between the main two yet but it's still good) https://www.mangago.me/read-manga/after_a_meal/
The coast of the waves (fits your description perfectly) https://www.mangago.me/read-manga/the_coast_of_the_waves/
Red string quest (also fits your description perfectly) https://www.mangago.me/read-manga/red_string_quests/
Protect your purity (one of my favs) https://www.mangago.me/read-manga/protect_your_purity/
An unsettling scent (pretty crazy but also fits your description) https://www.mangago.me/read-manga/aesthetics_of_unpleasantness/
Sugar trap (one of my favs and also fits your description perfectly) https://www.mangago.me/read-manga/sugar_trap/
Ultra light hands free vanss ver 2.0 https://www.mangago.me/read-manga/ultra_light_hands_free_vanss_ver_2_0/
So who got screwed? (Meeeeowwww uke is delicious) https://www.mangago.me/read-manga/so_who_got_screwed/
Love one night https://www.mangago.me/read-manga/love_one_night/
My rental boyfriend https://www.mangago.me/read-manga/my_rental_boyfriend/
Zero lover (I need the uke so bad) https://www.mangago.me/read-manga/zero_lover_1/
There's probably more so feel free to ask if you want them all!

Can anyone recommend manhwa's with pretty boy top and baddie bottom? As many as you can preferably ლ(´ڡ`ლ)