After you sort out the trouble with Sevrin, Baderon has a new task for you.
This quest is only available if you started the game in Limsa Lominsa, you have completed the quest Just Deserts, and have reached level 10.
Unlocking Other Combat Classes
Now that you are level 10, if you have completed your level 10 job quest for your current job (available in your job's guild), you can unlock other combat classes by talking to the Guild Receptionists in the various guilds in Ul'dah, Limsa Lominsa, and Gridania.
Starting the Quest
To start the quest, talk to Baderon in Limsa Lominsa. He is in the Drowning Wench, near the Aftcastle aetheryte.
Speak with Wyrkrhit
The next destination is in Middle La Noscea. Go north of the Agelyss River and go to the west side of the cliff, then go down the wooden stairs to find Wyrkrhit.
Next Main Scenario Quest
After completing the quest, you will need to be at least level 11 to proceed to the next quest. After you reach level 11, talk to Wyrkrhit to accept the next quest: Thanks a Million.