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Senior Java Software Engineer with GCP IBS

Inetum


Job Location:

Warsaw - Poland

Monthly Salary: Not provided by the employer
Posted: 4 September 2026 (10 hours ago)
Application Deadline: 2 December 2026
Vacancies: 1 Vacancy

Job Summary

For our client from the banking industry we are looking for an experienced Senior Java Developer to join a team responsible for developing and maintaining critical business applications in a modern technology environment.

Your Responsibilities

  • Design develop and maintain applications within the banking domain
  • Collaborate closely with Business Analysts and QA Engineers in a self-organizing Agile (Scrum) team
  • Ensure the security and reliability of developed solutions
  • Create and maintain unit and automated tests
  • Work with large-scale datasets of various structures
  • Integrate applications with internal banking systems
  • Optimize and enhance existing solutions to meet business and technical requirements

Qualifications :

Requirements

  • At least 5 years of commercial experience in Java development
  • Strong knowledge of Java 17
  • Hands-on experience with cloud technologies preferably Google Cloud Platform (GCP)
  • Experience working with Kubernetes
  • Solid understanding of RDBMS databases
  • Strong knowledge of software development best practices and design principles including SOLID DRY KISS and Clean Code
  • Experience with the full software development lifecycle
  • English & Polish proficiency at B2 level.

Nice to Have

  • Experience with Apache Cassandra
  • Basic knowledge of Python
  • Experience working in complex highly integrated environments
  • Understanding of testable software design and automated testing practices
  • Experience with data modeling and SQL query optimization
  • Knowledge of microservices architecture

Additional Information :

Hybrid work model: 2 days from the office 3 days of home office.

Office locations: Warszawa Lublin Poznań Katowice Łódź and Rzeszów 

Please be advised that we will contact only selected candidates

We hereby inform you that Inetum Polska sp. z o.o. has implemented an internal reporting (whistleblowing) procedure. The content of the procedure and the possibility to submit an internal report are available at:

Work :

No


Employment Type :

Full-time


About Company

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Inetum is a European leader in digital services. Inetum’s team of 28,000 consultants and specialists strive every day to make a digital impact for businesses, public sector entities and society. Inetum’s solutions aim at contributing to its clients’ performance and innovation as well ... View more

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