Principal AI Engineer — Unreal Engine

Epic Games; United States; On-site; USD 245,000 - 396,000; Full time

Job summary

Epic Games seeks a Principal AI Programmer to integrate LLMs into Unreal Engine, designing and shipping end-to-end systems from engine tooling to cloud services. You will work on the full stack and drive innovations in engine architecture, cloud backend, and editor workflows.

The role requires hands-on Unreal Engine experience, strong C++ and Python, and a track record with LLM-powered products. You will participate in a collaborative environment across North America offices.

Qualifications

• BS/MS in Computer Science or related field.
• Strong C++ and Python skills.
• Experience with cloud-native services and web APIs.
• Hands-on Unreal Engine experience and tooling knowledge.

Responsibilities

• Design and build LLM-driven agents inside Unreal Engine.
• Develop engine-side C++/Python tooling and editor scripting.
• Extend the cloud-hosted agent harness, services, and database.
• Work across engine tooling, cloud backend, and web UI for end-to-end features.
• Evaluate and integrate emerging LLM capabilities into the engine and tooling.
• Define technical direction for reliability and safety of LLM-driven automation.
• Collaborate with engine, tools, and backend programmers and mentor others.

Skills

Unreal Engine

C++

Python

LLM integration

Editor scripting

Communication skills

Education

BS/MS in Computer Science or related field

Tools

Web APIs

Databases

Cloud services

Job description

Epic Games seeks a Principal AI Programmer to integrate LLMs into Unreal Engine, designing and shipping end-to-end systems from engine tooling to cloud services. You will work on the full stack and drive innovations in engine architecture, cloud backend, and editor workflows.

The role requires hands-on Unreal Engine experience, strong C++ and Python, and a track record with LLM-powered products. You will participate in a collaborative environment across North America offices.