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Seargin

Java Developer

Seargin
Poland · Full-time · Mid-Senior

SEARGIN IS HIRING!


As a dynamic multinational tech company operating in 50 countries, we drive innovation and create projects that shape the future and greatly enhance the quality of life. You will find our solutions in the space industry, supporting scientists in the development of cancer drugs, and implementing innovative technological solutions for industrial clients worldwide. These are just some of the areas in which we operate!


Currently, for the new Seargin project we are looking for Java Developer:

  • B2B
  • Remote from Poland


Tasks:

  • Work as a Senior Java Back-end Developer to contribute in various streams of implementation projects Develop and maintain scalable backend services using Java, Spring Boot, and microservices architecture.
  • Design and implement secure RESTful APIs, manage database interactions with JPA/Hibernate, and optimize performance.
  • Collaborate with cross-functional teams, apply CI/CD practices, and ensure code quality through testing and documentation.
  • Participation in design activities.


Requirements:

  • Excellent knowledge of Java supported by 5+ years of professional experience
  • Many years of experience in commercial projects in development and maintain scalable backend services using Java, Spring, Spring Boot, and microservices architecture
  • Experience in design and implementation secure RESTful APIs,
  • Practical experience with SQL and one of database engines, manage database interactions with JPA/Hibernate,
  • Very good practical knowledge of optimize performance.
  • Familiarity with Maven and Gradle
  • Experience with source code management, continuous integration and automated deployment
  • Very good knowledge and experience in ensuring code quality through testing and documentation.
  • Very good English language verbal and written communication
  • Experience working in international projects
  • Experience in agile / scrum methodology
  • Knowledge of Clean Code and Unit Testing
  • Bachelor's degree in Engineering, IT, Science, other Technical qualification
  • 5+ years in a corporate IT environment in a similar positions
  • Demonstrable experience of Java and frameworks commonly used in Java projects
  • Strong communication skills

Key Skills

Ranked by relevance

java microservices spring boot continuous integration restful apis maven scrum cicd sql
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Posted
Dec 17, 2025
Type
Full-time
Level
Mid-Senior
Location
Poland
Company
Seargin

Industries

IT Services IT Consulting

Categories

Information Technology

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