Senior Backend Integration Programmer (GameDev)

SENIOR BACKEND INTEGRATION PROGRAMMER (UNKNOWN COMPANY)

🕹 Third-person Competitive Shooter
🧠 Senior
💰 Competitive Salary
⏰ Full-time
🌎 Remote / 👔 Warsaw, Poland 🇵🇱

🦄 Description
We are developing a third-person competitive shooter in Unreal Engine 5, currently in beta testing, with a strong focus on online multiplayer systems and long-term live operations.

This role focuses on integrating gameplay-facing online systems and platform services into the game client. You will work on systems such as matchmaking, player parties, clans, social features, platform integrations, account flows, and other online meta-features that connect the game client with backend infrastructure.

You will collaborate closely with gameplay programmers, backend engineers, UI/UX designers, and platform teams while working within an existing large-scale UE5 production environment.

🚀 Responsibilities
• Integrate and maintain online gameplay-facing systems in Unreal Engine 5
• Implement and extend matchmaking systems
• Implement and extend player party systems
• Implement and extend clan and social systems
• Implement and extend account and progression flows
• Implement and extend cross-platform online features
• Build and maintain communication layers between the game client and backend services
• Work with backend engineers on API integration and online feature reliability
• Ensure compliance with console certification requirements for online features
• Collaborate with UI/UX teams on frontend integration of online systems
• Debug and resolve live online issues across multiple platforms
• Contribute to architectural decisions regarding online and backend-connected gameplay systems

📚 Required Skills
• Strong C++ experience in production environments
• Strong Unreal Engine 5 experience
• Experience with UE5 UI systems such as CommonUI or equivalent
• Experience integrating online multiplayer systems
• Experience with console development and certification requirements
• Experience with backend integration workflows in shipped or live products
• Experience with gRPC and Protobuf or REST APIs
• Hands-on experience with matchmaking systems
• Hands-on experience with player parties
• Hands-on experience with clans or guild systems
• Hands-on experience with friends and social systems
• Hands-on experience with progression and account systems
• Hands-on experience with cross-platform online features
• Experience debugging and maintaining online systems in production
• Familiarity with Steam and console platform services
• Understanding of asynchronous and networked game architecture
• Experience working within existing multi-team codebases

👍 Nice to Have
• Experience with Epic Online Services (EOS)
• Experience shipping multiplayer games on consoles
• Familiarity with PlayStation, Xbox, and Nintendo platform SDKs
• Experience with live-service games post-launch
• Understanding of replication and network optimization in UE5
• Familiarity with authentication and account systems
• Experience integrating telemetry or analytics systems
• Experience with dedicated server environments and online infrastructure

🍪 What we offer
• Flexible work setup with remote or office options in Warsaw
• Established project with an active player base
• Direct impact on systems affecting player experience and revenue
• Competitive salary based on experience
• 20 paid days off

📞 Contact
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