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Sii Sp. z o.o.

Java Architect - loyalty (f/m/x)

Sii Sp. z o.o. Show all offers
B2B
Hybrid
Expert
Gdańsk
Poznań
Bydgoszcz
Toruń
+10
Expires Nov 14, 2026
19 days ago

In short

Java Architect role requiring 10+ years of backend experience, including 5+ years with Java in enterprise apps. Responsibilities include developing cloud Java apps, analyzing requirements, testing, and collaborating with stakeholders. Offers benefits like healthcare, remote options, and profit sharing.

Keywords

Java Spring Boot Docker Cloud AWS CI/CD Microservices Architecture Object-Oriented Design Automated Testing

AI-written summary based on the listing content.

Technologies we use

About the project

Your responsibilities

  • Develop and maintain a large-scale Java application running in the cloud
  • Analyze business requirements and production issues to design robust, maintainable solutions
  • Contribute to the continuous evolution of a complex enterprise monolith
  • Own features end to end, from requirements analysis through implementation, testing, deployment, and production support
  • Collaborate closely with business stakeholders, product teams, and other engineers
  • Communicate technical concepts and solution proposals clearly to both technical and non-technical audiences
  • Create and maintain automated tests to ensure software quality and support continuous delivery
  • Contribute to application architecture by supporting architectural design and proposing improvements

Our requirements

  • Minimum 10 years of professional experience in backend software development
  • At least 5 years of hands-on experience with Java in large-scale enterprise applications and complex codebases
  • Solid knowledge of Java, Spring/Spring Boot, object-oriented design principles, and clean code practices
  • Experience with Java 17/21 and Docker
  • Strong understanding of application architecture, performance optimization, and maintainability
  • Experience with automated testing, including unit and integration tests
  • Familiarity with CI/CD pipelines and modern software delivery practices
  • Advanced level of Polish and English and residency in Poland

Optional

  • Experience working with AWS Cloud or another major cloud provider

What we offer

  • Great Place to Work since 2015 - it’s thanks to feedback from our workers that we get this special title and constantly implement new ideas
  • Employment stability - revenue of PLN 2.1BN, no debts, since 2006 on the market
  • We share the profit with Workers - over PLN 76M has already been allocated for this aim since 2022
  • Attractive benefits package - private healthcare, benefits cafeteria platform, car discounts and more
  • Comfortable workplace – class A offices or remote work
  • Dozens of fascinating projects for prestigious brands from all over the world – you can change them thanks to Job Changer application
  • PLN 1 000 000 per year for your ideas - with this amount, we support the passions and voluntary actions of our workers
  • Investment in your growth – meetups, webinars, training platform and technology blog – you choose
  • Fantastic atmosphere created by all Sii Power People

This is how we work on a project
Published 2026-10-15
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