Senior Java Developer

Who We Are

Recruitment.bg is a boutique IT recruitment company, based in Bulgaria. We aim to work with the top employers in the industry, companies that we thoroughly vet and trust. Our mission is to guide IT professionals toward improved career paths by understanding their skills, crafting employment strategies, and supporting them every step of the way. Placing emphasis on honesty, respect and reliability while delivering exceptional service by ‘going the extra mile’ we build long-term relationships with the people and organizations we work with.

About the Company

Our client is a fast-growing tech company in the online gaming sector, developing next-generation platforms and products including casino games, sportsbook solutions, and comprehensive gambling infrastructure. With operations in over 85 jurisdictions and presence across 25 countries, they are part of a larger international group known for innovation and agility. The company fosters a vibrant, forward-thinking culture and is a major player in the constantly evolving iGaming industry.

About the Role

We are looking for a Senior Java Developer to join the Platform & Payments Department. You will play a crucial role in implementing robust system integrations, optimizing distributed systems, and developing high-performance backend services that support millions of users globally. This is a great opportunity to contribute to high-impact projects in a fast-paced and collaborative environment.

Key Responsibilities

Analyze and interpret complex integration documentation

Design and configure scalable system integrations

Implement step-by-step integrations with external systems

Write and maintain robust unit and integration tests

Support existing functionalities and coordinate with DevOps on new releases

Improve system architecture and backend performance

Your Background

5+ years of experience as a Java Developer

Proficiency in Spring Boot, Spring Data, Spring REST

Strong knowledge of distributed systems and concurrent data access

Experience with relational databases (Postgres, MySQL, or MSSQL) and Hibernate

Skilled in JUnit, Maven or Gradle, and Git

Solid understanding of microservices and backend architecture

Nice to Have

Degree in Computer Science, IT, Mathematics, or related field

Hands-on experience with Kafka, Redis, JWT, and Spring Cloud

Familiarity with scalability and performance optimization

Interest or experience in iGaming or fintech

Strong communication skills and a proactive mindset

What the Company Offers

Competitive salary + annual performance-based bonus

Bi-annual salary reviews based on growth and achievements

25 days of paid annual leave

Hybrid work model – 2 days per week remote

Flexible working hours

Premium private health insurance

Fully paid transport card

Multisport card covered by the company

Free shuttle service to and from the office

Team-building activities and corporate events

Bonuses for birthdays, newborns, and school milestones

Access to professional trainings, certifications, and international conferences

All applications will be treated as strictly confidential.

Only short-listed candidates will be contacted.

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