Backend Java Developer

Brightstar Lottery; Warszawa; Hybrid; PLN 180,000 - 280,000; Full time

Job summary

Brightstar Lottery is seeking a Backend Java Developer in Warsaw to design, implement, and maintain high-performance backend services using Java 17+ and Spring Boot. You will collaborate with product teams, architects, and fellow developers to ensure scalable, secure, and reliable solutions across cloud-native environments.

You will work in a hybrid setup with a focus on Docker, Kubernetes, Helm, and CI/CD pipelines.

Qualifications

• 5+ years of backend development experience in enterprise environments.
• Strong expertise with Java 17+ and Spring ecosystem.
• Experience with PostgreSQL databases and SQL.
• Proficient in Git, GitHub, and CI/CD pipelines.
• Familiar with Docker, Kubernetes, and Helm in cloud-native deployments.
• Ability to communicate in English (B2/C1) and work in an Agile team.

Responsibilities

• Design, develop, and maintain high-performance backend services.
• Collaborate with product managers, architects, and other developers.
• Ensure security, scalability, and reliability of backend systems.
• Contribute to deployment and automation using Docker/Kubernetes.
• Mentor junior developers and participate in design reviews.

Skills

Java 17+

Spring Framework

Spring Boot

Spring Security

Cloud-native development

Maven

SQL databases

Git & GitHub

CI/CD

Kubernetes

Bash/Shell scripting

English communication (B2/C1)

Agile (Scrum/Kanban)

Education

Bachelor's degree in Computer Science or related field

Master's degree in Computer Science or related field

Tools

Docker

Kubernetes

Helm

GitHub Actions

PostgreSQL

Job description

Backend Java Developer

Location:

Warsaw, PL, 00-807

Requisition ID: 18735

Brightstar is an innovative, forward-thinking global leader in lottery that builds on our renowned expertise in delivering secure technology and producing reliable, comprehensive solutions for our customers. As a premier pure play global lottery company, our best-in-class lottery operations, retail and digital solutions, and award-winning lottery games enable our customers to achieve their goals, fulfill player needs and distribute meaningful benefits to communities. Brightstar has a well-established local presence and is a trusted partner to governments and regulators around the world, creating value by adhering to the highest standards of service, integrity, and responsibility. Brightstar has approximately 6,000 employees. For more information, please visit www.brightstarlottery.com.

Role Overview:

As a Backend Java Develope r , you will play a pivotal role in the design, development, and maintenance of high-performance backend systems.

You’ll collaborate with product managers, architects, and developers to ensure our solutions are scalable, secure, and future-ready.

We encourage the use of Generative AI tools like GitHub Copilot to boost innovation and productivity.

Key Responsabilities:

Backend Development:

• Develop robust, configurable applications using Java 17+ and Spring Boot to effectively meet the diverse requirements of multiple customers.

• Ensure the efficiency of PostgreSQL databases for scalable solutions.

• Ensure security, scalability, and performance in all backend solutions

System-Level Skills:

• Employ Bash/Shell scripting for automation and comprehensive system integration tasks.

DevOps & Infrastructure:

• Contribute to application deployment using Docker and Kubernetes, while utilizing Helm for package management.

Collaboration & Communication:

• Communicate effectively in English (B2/C1 level) within distributed teams

• Participate actively in scrum events

• Collaborate with other engineering teams

• Contribute to design discussions and mentor junior developers

Qualifications:

• Bachelor’s degree in Computer Science or related field, plus 5 years professional backend development experience; or

• Master’s degree in Computer Science or related field, plus 3 years professional backend development experience

Required Skills:

• Expertise in Java 17+ Proficiency in Spring, Spring Boot, Spring Security

• Cloud native application development

• Experience with Maven for project building

• Experience with SQL databases

• Proficiency in Git & GitHub (including pipeline development)

• Knowledge of JUnit, AssertJ and Hamcrest

• Experience with CI/CD process and tools

• DevOps & Infrastructure: Kubernetes, Helm

• System-Level Skills: Bash/Shell scripting

• Strong English communication (B2/C1 level)

• Proven experience in enterprise environments

• Experience working in Agile teams (Scrum/Kanban)

Nice to Have

• Experience with PostgreSQL

• Hibernate/JPA

• Event-driven architecture & Kafka

• Microservices architecture principles

• Python scripting

• Knowledge of C and/or Go (Golang)

• Experience with JIRA or similar tools

• Logging & monitoring tools (Kibana, Grafana, Prometheus)

• Security best practices (OWASP Top 10, secure coding)

Success Profile

Leading Complexity

Leading People

Leading the Business

Leading Self

#LI-HYBRID

#LI-PZ1

#LotteryTechnology

Brightstar is committed to sustaining a workforce that reflects the diversity of the global customers and communities we serve, and to creating a fair and inclusive culture that enables all our employees to feel valued, respected and engaged. Brightstar is an equal opportunity employer. We provide equal opportunities without regard to race, color, religion, gender, sexual orientation, gender identity, gender expression, pregnancy, marital status, national origin, citizenship, covered veteran status, ancestry, age, physical or mental disability, medical condition, genetic information, or any other legally protected status in accordance with applicable local, state, federal laws or other laws. We thank all applicants for applying; however, only those selected to interview will be contacted. All Brightstar employees have a role in information security. Annual training will be assigned and required as appropriate. For more information, please visit www.brightstarlottery.com.

IGT is committed to sustaining a workforce that reflects the diversity of the global customers and communities we serve, and to creating a fair and inclusive culture that enables all our employees to feel valued, respected and engaged. IGT is an equal opportunity employer. We provide equal opportunities without regard to race, color, religion, gender, sexual orientation, gender identity, gender expression, pregnancy, marital status, national origin, citizenship, covered veteran status, ancestry, age, physical or mental disability, medical condition, genetic information, or any other legally protected status in accordance with applicable local, state, federal laws or other laws. We thank all applicants for applying; however, only those selected to interview will be contacted.