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June 19, 2026

Senior Java Developer – API & Microservices Expert

Senior • Hybrid

24,150 - 30,450 PLN

Krakow, Poland

Unleash innovation — master scalable APIs and Microservices to transform digital ecosystems!

As a Senior Java Developer – API & Microservices Expert, you will be working on building cloud-native platforms focused on streamlining software development and compliance management. Contribute to cutting-edge microservice architectures, helping development teams achieve operational excellence and compliance. This role offers a chance to shape scalable solutions and advance your career in a dynamic tech environment.

Quick Facts

  • Hybrid work model

Your main responsibilities

  • Collaborate with cross-functional teams to design, develop, and implement impactful APIs and microservices
  • Build robust backend solutions using Java and Kotlin, ensuring high performance and scalability
  • Lead efforts in troubleshooting, optimizing, and ensuring seamless integrations across platforms
  • Work within an agile CI/CD environment to deliver rapid, high-quality iterations
  • Engage proactively with users and stakeholders to understand and respond to their needs
  • Participate in peer code reviews and automate testing to maintain high development standards

You're ideal for this role if you have

  • Over 5 years of experience in software development, with a focus on Java and Kotlin
  • Proven expertise in API creation, SQL/databases, and HTML/JavaScript
  • Strong troubleshooting and analytical skills
  • Experience working in Agile environments using Jira and Confluence
  • Good understanding of microservices architecture
  • Fluent English (B2+) communication skills

It is a strong plus if you have

  • Experience with cloud platforms like AWS, Azure, or GCP
  • Knowledge of CI/CD pipelines with Jenkins
  • Background in Systems Administration across Linux, AIX, or WAS platforms

Language Required for the role

  • Fluent English (B2+)

Eligibility to work in the European Union

  • Only candidates with an existing legal right to work in the EU will be considered for this role