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Senior Software Engineer - Xbox

https://www.microsoft.com/ Logo

Microsoft Corporation

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Location:
United States , Redmond

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Contract Type:
Not provided

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Salary:

119800.00 - 234700.00 USD / Year

Job Description:

On Team Xbox, we aspire to empower the world’s 3 billion gamers to play the games they want, with the people they want, anywhere they want. Gaming, the largest and fastest growing category in media & entertainment, represents an important growth opportunity for Microsoft. We are leading with innovation, as highlighted by bringing the Game Pass subscription to PC, bringing Xbox to new devices with Cloud Gaming, and our recent acquisition of Activision Blizzard King creating exciting new possibilities for players. We are seeking a highly skilled and experienced Senior Software Engineer with deep expertise in C++, networking, and audio systems to join the PlayFab Party and Core SDKs team. It is a cloud-powered cross-platform communications service, SDKs and Game Engine (Unreal and Unity) middleware enabling data messaging, voice and text chat for multiplayer games across Windows, Linux, mobile, and console platforms. You will be instrumental in designing, building, and maintaining core components of our real-time communications stack, Unreal/Unity plugins, including audio encoding/decoding, data exchange, network protocol handling, and moderation enablement.

Job Responsibility:

  • Design and implement scalable, high-performance systems for data messaging, voice and text chat
  • Debug and optimize multithreaded C++, Unreal and Unity applications across Windows and Linux-based platforms
  • Develop and maintain network protocol layers using TCP/IP, UDP, sockets, WebSocketPP, HTTP, and WebSockets
  • Support Live Site operations, cloud service and Azure DevOps automation pipelines
  • Unreal and Unity game engine integrations

Requirements:

  • Bachelor's Degree in Computer Science or related technical field AND 4+ years technical engineering experience with coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, or Python OR equivalent experience
  • 5+ years of professional experience in C++ development (including using C/C++ Standard Library)
  • 3+ years of experience in Unreal development and proficient understanding of Unreal Game Engine, Unreal interfaces and game implementation logic
  • Proficient problem-solving and software design skills
  • Expertise in multithreaded programming and synchronization patterns
  • Familiarity with communication protocols: TCP/IP, UDP, sockets, WebSocketPP, HTTP, WebSockets
  • Familiarity with Android, iOS and macOS development
  • Experience with Azure DevOps pipelines and YAML
  • Background in Live Site support and cloud service maintenance

Nice to have:

Master's Degree in Computer Science or related technical field AND 6+ years technical engineering experience with coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, or Python OR Bachelor's Degree in Computer Science or related technical field AND 8+ years technical engineering experience with coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, or Python OR equivalent experience

What we offer:
  • Flexible work arrangements
  • Strong support for career growth

Additional Information:

Job Posted:
February 19, 2026

Employment Type:
Fulltime
Work Type:
Hybrid work
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