UserWise

Senior Unity Engineer – Mobile Games

UserWise

full-time

Posted on:

Location Type: Remote

Location: Serbia

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Job Level

Senior

Tech Stack

Unity

About the role

  • Implement gameplay mechanics and systems using **Unity and C#** for mobile games
  • Translate design ideas and requirements into scalable, maintainable gameplay systems
  • Build modular systems that support rapid iteration and live-service content updates
  • Implement UI flows and gameplay feedback systems
  • Integrate art assets, animations, and gameplay content into the client
  • Support progression systems, rewards, events, and monetization features
  • Optimize performance, memory usage, and stability across mobile devices
  • Identify and resolve technical issues and gameplay bottlenecks
  • Collaborate closely with designers, artists, and producers to deliver features
  • Participate in code reviews and contribute to engineering best practices

Requirements

  • 5+ years professional game development or Unity engineering experience
  • 3+ years developing games using **Unity and C#**
  • Experience shipping **commercial mobile games**
  • Experience working on **free-to-play or live-service mobile games**
  • Strong understanding of **object-oriented programming and software architecture**
  • Strong knowledge of Unity including scripting, animation systems, UI, and asset integration
  • Experience optimizing performance, memory usage, and build size for mobile devices
  • Proficient with version control systems such as **Git**
  • Strong written and spoken **English communication skills** (required for collaboration with a global team)
  • Experience integrating backend services and APIs
  • Experience working with analytics and telemetry systems
  • Familiarity with modern software architecture and design patterns
  • Experience working with animation systems, physics systems, or particle effects
  • Experience collaborating in cross-disciplinary product teams
  • Experience supporting large-scale live operations and seasonal events
  • Experience improving development pipelines and engineering tooling
  • Experience working on games with large player bases
  • Experience using **AI-assisted engineering tools**
  • Strong interest in adopting **AI-driven development workflows**
Benefits
  • Contribute directly to **live-service mobile games** from development through launch and ongoing live operations
  • Work in a **small, collaborative team** where your work ships quickly and has real player impact
  • **High ownership and visibility**, with direct influence on how players experience our games
  • **100% remote, flexible work** with a globally distributed team
  • **Paid Time Off** and flexible scheduling
  • **Annual performance reviews** and opportunities for career growth
Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills & Tools
UnityC#object-oriented programmingsoftware architectureperformance optimizationmemory usage optimizationbuild size optimizationanimation systemsphysics systemsAI-assisted engineering tools
Soft Skills
English communication skillscollaborationproblem-solvingcross-disciplinary teamworkcode review participationengineering best practicesadaptabilitycreativityattention to detailtime management