Principal Software Developer (Unity, C#)

TL;DR

Principal Software Developer (Unity, C#): Developing and maintaining core client technology, engine-level systems, and infrastructure for a casual mobile game with an accent on performance optimization and systemic architecture. Focus on diagnosing complex technical issues, upgrading third-party dependencies, and building foundational tools to enable future feature development.

Location: Must be based in or able to work from Austin, TX; Bay Area, CA; Carlsbad, CA; Chicago, IL; Eugene, OR; or Toronto, Canada

Salary: $114,300–$180,000 per year (varies by location)

Company

A global leader in interactive entertainment and a label of Take-Two Interactive, connecting players worldwide through a diverse portfolio of popular mobile games.

What you will do

• Architect and develop core systems and client infrastructure using Unity and C#.
• Diagnose and resolve complex performance issues including load times, frame rates, and memory usage.
• Own the evaluation, upgrade, and maintenance of third-party libraries, SDKs, and engine dependencies.
• Design foundational architecture changes to support future feature roadmaps.
• Scope technical initiatives, produce design documentation, and provide accurate estimates.
• Mentor other engineers and lead multi-week infrastructure and tooling efforts.

Requirements

• 6+ years of game industry or mobile app development experience.
• 3+ years of professional Unity experience, including engine-level systems work.
• Expert knowledge of C#.
• Experience with client/server architecture in modern mobile games.
• Experience with AWS, Kubernetes, and backend monitoring tools like Datadog.
• Ability to work in a distributed team environment.

Nice to have

• Experience with Unity engine source modification or custom engine forks.
• Experience with build pipelines, CI/CD, or dev tooling.
• Experience working on games targeting a casual audience.
• Experience using AI coding tools like Claude Code.

Culture & Benefits

• Comprehensive benefits package including medical, dental, and vision insurance.
• Paid time off including 14 holidays, vacation, and sick leave.
• Paid parental and compassionate leave.
• Wellbeing programs for mental health and family planning support.
• 401(k) plan and Employee Stock Purchase Program.