Senior Client Engineer - Stumble Guys!

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Senior Client Engineer - Stumble Guys! in Others new

Scopely
Full time
Email

Others
11/08/2026
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Barcelona, Spain

Responsibilities

Ship production-grade mobile games used by millions of players.
Implement game mechanics and system processes using Unity and C#.
Develop complex new features and improve existing game features.
Monitor and maintain technical performance, including crash rates, FPS, startup times, and CPU usage.
Collaborate with game design, product management, marketing, and other cross-functional departments.
Propose and implement solutions to complex game-development problems.
Debug native device issues and account for mobile hardware and platform limitations on iOS and Android.

Requirements

Strong knowledge of C# and/or C++ or another relevant game-programming language.
Extensive experience with game engines, particularly Unity or a similar engine such as Unreal Engine.
Strong software-engineering fundamentals, including design patterns, scalable game-framework architecture, maintainability, and robust API design.
Understanding of mobile networking practices, including request limiting, caching, batching, content aggregation, minification, and integration with REST and TCP/UDP services.
Experience with asynchronous, multithreaded, and parallel programming to maximize UI responsiveness and support background operations.
Experience with client-side unit, functional, or integration testing.
Strong knowledge of game-programming fundamentals, common patterns, system interaction, and architectural approaches.
Strong mobile experience with iOS and Android, including native-device debugging, hardware and platform limitations, and performance metrics.
Understanding of game-development tooling such as Git and Jenkins.
Knowledge of Photon Quantum is preferred.
Résumé/CV must be written in English.

Scopely

Scopely is a leading global interactive entertainment and video game company, home to many top-grossing, award-winning franchises, including the most successful mobile game ever launched "MONOPOLY GO!," along with "Stumble Guys," "Star Trek™ Fleet Command," "MARVEL Strike Force," "WWE Champions" ...

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