Senior Backend Developer (iGaming)

TL;DR

Senior Backend Developer (TypeScript/iGaming): Designing and operating high-performance game server systems for a live interactive entertainment platform with an accent on scalability and maintainability. Focus on implementing core betting mechanics, building large-scale simulations for validation, and securing server architecture against external threats.

Location: Hybrid in Stockholm, Sweden

Company

An innovative technology company creating next-generation live interactive experiences within the iGaming industry by combining AAA gaming aesthetics with regulated interactive systems.

What you will do

• Develop and maintain dedicated game servers for various live titles.
• Build and execute large-scale simulations to validate game outcomes.
• Design and implement core betting mechanics and game-round logic from the ground up.
• Secure the server architecture against external threats, ensuring high levels of data validation and penetration resistance.
• Collaborate with frontend and tech teams to ensure seamless communication between game servers and Unreal Engine clients.

Requirements

• Solid TypeScript skills with extensive experience in backend or server-side development.
• Experience with WebSockets and live protocols for real-time systems.
• Expertise in server security, DDoS protection, and data integrity.
• Proven experience in building simulation tools and performing large-scale data validation.
• Professional fluency in English.
• Must be based in or able to work from Stockholm (Hybrid).

Nice to have

• Experience in the iGaming industry or live casino development.
• Knowledge of multiplayer systems and game mathematics (betting mechanics, RTP calculations).
• Familiarity with certification processes for regulated gaming markets.
• Experience with cloud infrastructure and scalable server deployments.
• Background in statistics.

Culture & Benefits

• Key role in a fast-growing company where your work directly defines the product core.
• Opportunity to engage in R&D and work with new technologies to solve complex problems.
• Highly collaborative and prestige-less work environment.
• Competitive compensation and benefits package.
• Central Stockholm office with a hybrid-flexible approach.