Senior Unreal Gameplay Engineer | Multiplayer FPS
2 weeks ago
Join the team who's helped build300+ games ranging fromCall of Duty, Halo, PUBG, and Bioshock
You know the difference between client prediction and server reconciliation. You've debugged replication issues at 3 AM. You understand why a 16ms frame budget matters in competitive shooters.
We're Ironbelly Studios - 20+ industry veterans building our next multiplayer FPS in Unreal Engine 5. This is new system architecture from the ground up, not maintenance work.
⚡ The Mission
Own the core gameplay architecture for a fully‑funded competitive shooter targeting the hardcore PC FPS community. You'll architect systems handling thousands of concurrent players while maintaining the sub‑16ms responsiveness that competitive players demand.
🎯 You Will
Architect Multiplayer Systems
- Design server‑authoritative architecture with client prediction and lag compensation
- Implement advanced ballistics with material penetration and damage modeling
- Build AI state machines for combat encounters and world simulation
- Own inventory replication and dynamic loot spawn systems
Drive Technical Excellence
- Optimize for consistent 60+ FPS in intense multiplayer scenarios
- Establish Unreal best practices across the engineering team
- Balance competitive feel with network performance
Scale for Success
- Implement persistent player progression and reputation systems
- Design session management and skill‑based matchmaking
- Integrate backend services, databases, and analytics pipelines
🛡️ Must‑Haves
- 5+ years shipping games with Unreal Engine (UE4/UE5)
- Deep C++ expertise in gameplay architecture
- Shipped at least 2 commercial games (ideally multiplayer)
- Proven experience with weapon systems and combat mechanics
- Mastery of multiplayer concepts: replication, RPCs, lag compensation
- Backend integration experience
🌟 Bonus Points
- Extraction shooter or Battle Royale development
- Anti‑cheat and competitive integrity systems
- Gameplay Ability System (GAS) expertise
- Experience scaling to 1000+ concurrent players
- Live‑service game operations
💡 Why Ironbelly?
Proven Track Record: Our team has contributed to 300+ projects from indie to AAA franchises
Technical Freedom: Senior engineers drive architectural decisions - no micromanagement
Stable & Funded: Fully‑funded project with clear roadmap and experienced leadership
Remote‑First Culture: Work from anywhere in Canada, USA, or South America. Optional collaboration at our Montreal hub for those who want it.
Real Benefits: Competitive salary, comprehensive health coverage (dental, vision), generous PTO
📍 Location
This is a hybrid role based in Montreal, Quebec. We're building a centralized team in one of gaming's most vibrant cities. Local candidates or those willing to relocate will be prioritized but all are welcome
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Montreal, Canada Ironbelly Studios Full timeJoin the team who's helped build300+ games ranging fromCall of Duty, Halo, PUBG, and Bioshock You know the difference between client prediction and server reconciliation. You've debugged replication issues at 3 AM. You understand why a 16ms frame budget matters in competitive shooters. We're Ironbelly Studios - 20+ industry veterans building our next...
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Montreal, Canada Ironbelly Studios Full timeJoin the team who's helped build300+ games ranging fromCall of Duty, Halo, PUBG, and Bioshock You know the difference between client prediction and server reconciliation. You've debugged replication issues at 3 AM. You understand why a 16ms frame budget matters in competitive shooters. We're Ironbelly Studios - 20+ industry veterans building our next...
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Montreal, Canada Ironbelly Studios Full timeJoin the team who's helped build300+ games ranging fromCall of Duty, Halo, PUBG, and Bioshock You know the difference between client prediction and server reconciliation. You've debugged replication issues at 3 AM. You understand why a 16ms frame budget matters in competitive shooters. We're Ironbelly Studios - 20+ industry veterans building our next...
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Montreal, Canada Ironbelly Studios Full time🎮The Team Join a team of gaming veterans who've shipped Call of Duty, Halo, Bioshock, PUBG, and Batman! The Ironbelly Team has successfully delivered 300+ projects and now we're building something extraordinary—a tournament-grade extraction shooter that puts gameplay first. 🚀The Technical Challenge You’ll architect the multiplayer backbone for a...
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Montreal, Canada Ironbelly Studios Full timeJob Description Job Description ???? The Opportunity Join 20+ industry veterans at Ironbelly Studios (300+ delivered projects) creating a groundbreaking extraction shooter that's redefining player ownership in gaming. We're building tournament-grade multiplayer systems for a revolutionary FPS that combines hardcore competitive gameplay with true digital...
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Montreal, Canada Ironbelly Studios Full timeJob Description Job Description ???? The Opportunity Join 20+ industry veterans at Ironbelly Studios (300+ delivered projects) creating a groundbreaking extraction shooter that's redefining player ownership in gaming. We're building tournament-grade multiplayer systems for a revolutionary FPS that combines hardcore competitive gameplay with true digital...
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Montreal, Canada Ironbelly Studios Full timeJob Description Job Description ???? The Opportunity Join 20+ industry veterans at Ironbelly Studios (300+ delivered projects) creating a groundbreaking extraction shooter that's redefining player ownership in gaming. We're building tournament-grade multiplayer systems for a revolutionary FPS that combines hardcore competitive gameplay with true digital...
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Montreal, Canada Ironbelly Studios Full time🎮The TeamJoin a team of gaming veterans who've shipped Call of Duty, Halo, Bioshock, PUBG, and Batman! The Ironbelly Team has successfully delivered 300+ projects and now we're building something extraordinary—a tournament-grade extraction shooter that puts gameplay first.🚀The Technical ChallengeYou’ll architect the multiplayer backbone for a...
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Montreal, Canada Ironbelly Studios Full time🎮The TeamJoin a team of gaming veterans who've shipped Call of Duty, Halo, Bioshock, PUBG, and Batman! The Ironbelly Team has successfully delivered 300+ projects and now we're building something extraordinary—a tournament-grade extraction shooter that puts gameplay first.🚀The Technical ChallengeYou’ll architect the multiplayer backbone for a...
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Senior Unreal Gameplay Engineer
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