Unreal Engine 5 for Multiplayer Games: Building Architecture, Matchmaking, and Live Systems

Stop fighting the network and start architecting world-class multiplayer experiences. This definitive guide provides the technical blueprint for building scalable, secure, and high-performance games using Unreal Engine 5.4+ and the industry standards of 2026.Shift from a generalist developer to a systems orchestrator by mastering server-authoritative architecture. This book strips away the complexity of networking, focusing on the "Authority" mindset required to build tactical shooters, social hubs, and massive battle royales. You will implement advanced systems like the Iris Replication System, GAS (Gameplay Ability System), and the Replication Graph to manage high-concurrency environments without sacrificing performance.Move beyond simple client-server logic into the world of Live Services. You will learn to manage the entire matchmaking lifecycle, deploy stateful game servers using Agones or AWS GameLift, and protect your project with a "Defense in Depth" anti-cheat model. From modular gameplay features to remote configuration and CI/CD pipelines, this guide covers the full production lifecycle of an "always-on" game.What's Inside This Book?- Performance Engineering: Master Iris Data Streams, the Replication Graph, and World Partition to support 100+ players with sub-100ms latency.- Production-Ready Backend: Implement global matchmaking, persistent lobbies, and scalable server orchestration using industry-standard cloud tools.- Security & Integrity: Build robust RPC validation, server-side heuristics, and kernel-level anti-cheat strategies to ensure fair play.- Live Service Operations: Manage in-game stores, delta patching, and remote configuration to update your game in real-time without client restarts.- Advanced Observability: Utilize Unreal Insights and structured telemetry to identify bottlenecks and network spikes before they impact your community.Modernize your development stack and build the future of multiplayer gaming today. Get your copy now.

Pages: 149, Paperback, Independently published