Java Backend Engineer with Kubernetes & GenAI

Capgemini; Województwo pomorskie; Hybrid; PLN 120,000 - 200,000; Full time

Benefits offered by this job

Private medical care

Life insurance

NAIS benefits platform (Netflix, etc.)

Hybrid working model

Extensive training tracks

Job summary

Capgemini Polska is seeking a Java backend engineer to design, develop, and maintain Java-based applications supporting critical business processes, with deployments in Kubernetes environments. You will implement features, modernize systems, and ensure performance and regulatory compliance, collaborating with architects, product teams, and domain experts.

The role emphasizes Clean Code, TDD/DDD practices, CI/CD, and a hybrid work model with exposure to AI-enabled tooling to boost development

Qualifications

• Minimum 2–5 years of experience with Java/JVM technologies.
• Experience with Spring, Hibernate, Maven and Git.
• Ability to write unit tests (JUnit, Mockito).
• Experience with relational (MS SQL/Oracle) or non-relational (Redis/MongoDB) databases.
• Practical experience with CI/CD and version control systems.
• Experience with GenAI tools (e.g. GitHub Copilot) or willingness to actively use them.
• Communicative English and German (min. B1).

Responsibilities

• Designing, developing and implementing backend applications using Java and modern JVM technologies.
• Creating solutions based on good engineering practices (Clean Code, SOLID, TDD, DDD).
• Integrating applications with components deployed in Kubernetes environments.
• Maintaining and improving CI/CD pipelines (e.g., Jenkins, GitLab CI).
• Working in agile, international teams and contributing to shared best practices.

Skills

Java/JVM

Spring

Hibernate

Maven

Git

JUnit

Mockito

CI/CD

GenAI tools

English (B1)

German (B1)

Relational databases

NoSQL databases

Kubernetes

Education

Technical degree

Tools

Kubernetes

Job description

Capgemini Polska is seeking a Java backend engineer to design, develop, and maintain Java-based applications supporting critical business processes, with deployments in Kubernetes environments. You will implement features, modernize systems, and ensure performance and regulatory compliance, collaborating with architects, product teams, and domain experts.

The role emphasizes Clean Code, TDD/DDD practices, CI/CD, and a hybrid work model with exposure to AI-enabled tooling to boost development