Normally, even a talented individual with great potential would feel overwhelmed and tense, walking on eggshells around a Master Assassin like Zoltan who also held high position in the military.
His involvement in a secret squad and this particular offer that he made to Vlad was a testament that he was privy to information that was kept guarded by the top authorities of the kingdom.
However, Dracula was someone who thought 10 steps ahead before he took the 1st one. Thus, he was experienced enough to understand that there was much more than met the eyes.
Hence, he outright asked Zoltan about his personal gains without feeling surprised, burdened or even hastily jumping at this golden opportunity.
Zoltan on the other end was slightly taken aback and almost revealed a bemused expression.