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Senior Software Engineer

Stockholm, Sweden💼 Full-time🗓 2026-04-21 → 2026-07-31

Core

Design, build, and maintain high-throughput, low-latency backend services for business-critical sports betting systems.

Role type

Senior Software Engineer (Backend)

Builds

High-throughput backend services, distributed systems, and messaging infrastructure for sports betting platforms.

Domain

B2B Sports Betting / High-Frequency Trading Systems

Deliverable

production ML models | product features | dashboards & analysis | research | client delivery | infrastructure | physical/clinical work

Required skills

Java, Spring Boot, Concurrency and multithreading, JVM behavior, Microservices, Event-driven architectures, Kafka, System design, Observability

Preferred skills

Debugging live systems, Performance optimization, Backpressure handling, Trade-off analysis

Technologies

Java, Spring Boot, Kafka, Cloud-based infrastructure, Containerized environments

Responsibilities

Design and build high-throughput backend services, Solve real production challenges related to performance and scaling, Contribute to architectural decisions and technical direction, Continuously improve system reliability and observability

Seniority

Senior, hands-on IC

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