Backend Java Developer

Cari; Warszawa; Hybrid; PLN 200,000 - 320,000; Full time

Job summary

Brightstar is seeking a Backend Java Developer to design, build, and maintain high-performance backend systems using Java 17+ and Spring Boot. You will collaborate with product managers, architects, and engineers to deliver scalable and secure solutions in a fast-paced environment.

Join a global lottery leader that embraces CI/CD, Docker/Kubernetes, and modern DevOps practices, with a focus on code quality, security, and performance.

Qualifications

• Bachelor’s or Master’s degree in CS or related field with 5+ years backend experience (or 3+ years with Master’s).
• Expertise in Java 17+, Spring, Spring Boot, and Spring Security.
• Experience with SQL databases and Git/GitHub pipelines.

Responsibilities

• Develop robust Java backend applications using Java 17+ and Spring Boot.
• Ensure secure, scalable, and high-performance backend systems.
• Collaborate with product managers, architects, and developers; mentor juniors.
• Contribute to deployment and DevOps activities using Docker/Kubernetes.

Skills

Java 17+

Spring Framework

Spring Boot

Cloud-native

CI/CD

English communication

Education

Bachelor’s degree in Computer Science or related field

Master’s degree in Computer Science or related field

Tools

Maven

PostgreSQL

GitHub

Kubernetes

Docker

Helm

JUnit/AssertJ/Hamcrest

Job description

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, brightstarlottery.

Role Overview

As a Backend Java Developer, 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.

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

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, brightstarlottery.