Java Developer

90 - 105 PLNNet per hour - B2B

Java Developer

Java

Filona 16, Warszawa

KUBO

90 - 105 PLN
Net per hour - B2B
Full-time
B2B
Mid
Remote

Tech stack

    Polish

    C1

    English

    A2

    Java

    advanced

Job description

Are you ready to shape a new public service platform in Poland?


Our client is developing innovative e-services to improve public administration, boost economic sectors, and deliver breakthrough technologies to society. This is part of the National Recovery and Resilience Plan, making a real impact on the way citizens and businesses interact with the state.


If you are a Java EE developer, this is your chance to work on a meaningful, large-scale project! 


Key responsibilities


  • Design, develop, and maintain Java EE / Spring-based solutions for a large-scale public information and service platform

  • Lead Scrum-based projects, ensuring best practices and quality standards

  • Collaborate with stakeholders to refine requirements and deliver efficient, secure, and scalable solutions

  • Work with relational (Oracle, PostgreSQL) and NoSQL databases (e.g., MongoDB)

  • Develop and maintain microservices architecture using Spring Boot and Spring Cloud

  • Ensure code quality through unit testing, code reviews, and adherence to design patterns


Ideal candidate profile


  • Minimum 3 years of proven experience in Java programming (Java 8+)

  • Strong knowledge of Java EE 7+ and/or Spring Framework with Spring Boot; experience in JSF 2.2+, EJB 3.2+, JPA 2.1+ and/or Hibernate

  • Hands-on experience with Oracle, PostgreSQL, and/or NoSQL databases 

  • Participation in at least 1 IT project (Java EE and/or Spring) worth over 1,000,000 PLN in the last 3 years

  • Strong skills in designing and building systems from scratch or enhancing existing ones

  • Experience with Groovy, Git, and microservices architecture

  • Proficiency in Polish (spoken and written) and ability to read technical documentation in English


Conditions


  • Location: Warsaw (fully remote possible)

  • Work model: Remote or hybrid

  • Employment type: B2B contract

  • Salary: 90 - 105 PLN/h


Recruitment steps


  • Call with the Recruiter (20–30 min.)

  • Two interviews with the Client

  • Decision and feedback

Published: 25.08.2025
Office location
Java Developer - KUBO