Senior Java Developer

About Roller Gaming

Roller Gaming, based in Sofia and London, is a dedicated player in the iLottery/iGaming/Sportsbetting domain. We provide professional services and develop next-generation native applications and web-based platform solutions for global leaders in the iLottery and iGaming industries.

 Initially, it started as a product company with a team of specialists developing its own product. Later, we successfully created a team of software engineers skilled in React JS, Java, Android, and iOS. 

Our team of talented professionals works hybrid or remotely from various cities across Bulgaria.

 Why Join Us at Roller?

If our values align with yours, you could be our next team member.

Discover what awaits you at Roller Gaming:

• A culture of transparency, loyalty, and mutual respect.

• A collaborative environment where team dynamics drive success.

• Opportunities for professional growth and innovation.

• The flexibility to work hybrid or remotely, ensuring a healthy work-life balance.

• A company that prioritizes health and well-being.

• Engaging internal events, charity initiatives, sports activities, and a friendly, supportive team.

• Be part of a thriving team shaping the future of gaming technology.

  About the work

Our teams are growing and we are looking for an experienced Java Engineer in a service-oriented or microservices architecture.

Our clients are industry-leaders in the lottery industry providing innovative thinking and exciting, revenue-generating games and services to customers over the last decade and more!

The full suite of digital solutions includes world-class mobile application development, interactive games, player engagement platforms, iLottery systems and services, plus a variety of software solutions to help lotteries manage their operations.

Duties and responsibilities:

• Develop new features and functionality for high transaction, large scale websites and services using Java

• Participate actively in the design, implementation, and code review process of full stack end-to-end solutions.

• Design modular, scalable, and portable solutions to meet project requirements.

• Write clean, readable, and reusable code within specified deadlines following the agile methodology.

• Organise and prioritise work effectively to ensure timely project delivery.

• Creating and maintaining testable code.

Qualifications, Skills and Experience:

• Proven track record for successful completed projects, experienced in Enterprise Java Software Development in a service-oriented or microservice architecture

• Skilled in Java / 5 + years of experience and back-end-programming and related frameworks (Spring, Spring Boot, Hibernate).

• Proven experience in designing, building, and maintaining RESTful APIs

• Experience working with Relational Databases such as PostgreSQL;

• Experience working with message queues – RabbitMQ, Kafka or similar

• Experience in working with Docker, Kubernetes and AWS is an advantage

• Experience with CI/CD pipelines, including Jenkins/Bamboo and GitLab

• Experience with reactive programming using Vert.x or similar is an advantage

• Proficiency in Version Control Systems, specifically Bitbucket, GIT.

• Practical knowledge and utilisation of containers, specifically Docker, ideally coupled with Kubernetes expertise.

• Excellent problem-solving skills and the ability to work well in a collaborative team environment, but independently as well

• Bachelor’s degree in Computer Science, Software Engineering, or related field or relevant professional experience

• Strong communication skills in both English and Bulgarian language and ability to convey technical concepts clearly.

Our Benefits

• Remote Office – Flexible hybrid form of working

• Parking Space – We provide free parking spots

• Fun Office Space – We offer a game zone and a relaxation area

• Health Insurance – Additional private health insurance, including dental care plan

• Personal Development – Company-sponsored training budget to further develop your skills

• Employee Referral Programme – Receive a bonus for referring a friend

• Holidays – Enjoy extra 5 days after your 1st and 5th year

• Social Events – We love to celebrate our success together

• Family Insurance – Add insurance to a family member

• Multisport Card – Fully covered sports pass

*All applications will be treated with strict confidentiality. Only short-listed candidates will be contacted.

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