CareerPlan

Principal Engineer - League of Legends

Dublin, IrelandFull-time2026-11-03 → 2026-11-10

Core

Set technical direction for player-facing systems across the game client, engine, UI, content, and service integrations for League of Legends.

Role type

Principal Software Engineer (Game Client/Engine)

Builds

Player-facing systems, game client, engine, UI, content, and service integrations

Domain

Video Games / Game Development

Required skills

C++, game development, system architecture, performance optimization, memory management, concurrency, debugging, technical leadership, cross-team collaboration, mentoring

Preferred skills

around-game systems (UI, progression, social, identity, shopping), proprietary game engines, live game operations, League of Legends familiarity