Speed up your animation workflow and spend more time iterating with Unreal Engine 4’s new Live Link feature. With Live Link, you can connect UE4 to Maya to stream animation data in real-time from your external application onto a Skeletal Mesh inside UE4.
https://dev.epicgames.com/community/learning/talks-and-demos/OP4/connecting-maya-to-unreal-with-live-link-gdc-2018-unreal-engine