Senior Java Developer (iGaming)

TL;DR

Senior Java Developer (iGaming): Designing, developing, and maintaining mission-critical backend systems for a large-scale payments platform with an accent on microservices architecture, scalability, reliability, and secure transaction processing. Focus on architectural discussions, optimizing high-load environments, and integrating with diverse payment providers.

Location: Hybrid in Warsaw, Poland (3 days per week in office)

Company

hirify.global is an international software development company providing solutions to customers in the iGaming industry.

What you will do

• Design, develop, and maintain backend services for the payments platform using Java and Spring Boot.
• Ensure high availability, scalability, and performance of transaction processing systems.
• Collaborate with cross-functional teams to define technical requirements and deliver end-to-end solutions.
• Implement integrations with payment service providers and internal systems.
• Participate in architectural discussions and contribute to system evolution in a microservices environment.
• Monitor, troubleshoot, and optimize services in production.

Requirements

• 5+ years of commercial experience with Java and Spring Boot.
• Strong experience with MySQL and Kafka.
• Proven track record working with microservices architecture in high-traffic, high-load systems.
• Experience developing high-performance backend solutions for transaction-heavy platforms.
• Excellent communication skills in English (C1 level).
• Ownership mindset with ability to deliver services end-to-end.
• Experience with Kotlin.

Culture & Benefits

• Multicultural teamwork and engineering excellence.
• Continuous education and professional growth.
• Flexible schedule.
• Health & Legal support.
• Sports and community activities.
• Outstanding offices.