Java Developer

Java

Java Developer

Java
Grzybowska 78, Warszawa +3 Locations

Grid Dynamics Poland

Full-time
Permanent
Mid
Hybrid

Job description

We’re looking for a Java Software Engineer to join a fast-paced, cross-functional team responsible for building and maintaining high-performance payment systems for a global financial leader. If you're passionate about writing clean, scalable code and enjoy working with modern technologies in a collaborative environment—this role is for you.



Responsibilities:

  • Develop, test, and maintain Java-based backend services and APIs
  • Contribute to system enhancements and performance improvements
  • Collaborate with developers and QA engineers to ensure timely and high-quality delivery
  • Write secure, scalable code using Java, J2EE, Spring, and RESTful APIs
  • Participate in code reviews, design discussions, and agile ceremonies
  • Ensure production readiness and help troubleshoot operational issues
  • Contribute to documentation and deployment processes
  • Identify opportunities for automation and technical optimization



Min requirements:

  • 4+ years of experience in backend development using Java technologies
  • Strong knowledge of Java/J2EE, Spring (Boot, MVC), Hibernate, and REST APIs
  • Solid experience with databases (Oracle, MySQL) and NoSQL solutions
  • Familiarity with microservices architecture and containerization tools (Docker, Kubernetes)
  • Experience with CI/CD tools like Jenkins, Git, Maven, Artifactory
  • Comfortable working in Agile/Scrum teams
  • Strong communication and collaboration skills
  • A passion for building reliable, high-quality software



Would be a plus:

  • Knowledge of monitoring/logging tools (Splunk, Humio) is a plus
  • Experience with large-scale enterprise applications
  • Exposure to cloud environments and AI-enhanced monitoring
  • Hands-on mindset with a drive for continuous learning



We offer:

  • Opportunity to work on bleeding-edge projects
  • Work with a highly motivated and dedicated team
  • Competitive salary
  • Flexible schedule
  • Benefits package - medical insurance, sports
  • Corporate social events
  • Professional development opportunities
  • Well-equipped office



About us:

Grid Dynamics (NASDAQ: GDYN) is a leading provider of technology consulting, platform and product engineering, AI, and advanced analytics services. Fusing technical vision with business acumen, we solve the most pressing technical challenges and enable positive business outcomes for enterprise companies undergoing business transformation. A key differentiator for Grid Dynamics is our 8 years of experience and leadership in enterprise AI, supported by profound expertise and ongoing investment in dataanalyticscloud & DevOpsapplication modernization and customer experience. Founded in 2006, Grid Dynamics is headquartered in Silicon Valley with offices across the Americas, Europe, and India.

Tech stack

    English

    B2

    CI/CD

    regular

    Databases

    regular

    Hibernate

    regular

    REST API

    regular

    Java

    regular

    J2EE

    regular

    Spring

    regular

    NoSQL

    regular

    Docker

    junior

    Kubernetes

    junior

Office location