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Senior Back End Developer

Nimber


Job Location:

Porto - Portugal

Monthly Salary: Not provided by the employer
Posted: 16 September 2026 (8 hours ago)
Application Deadline: 14 December 2026
Vacancies: 1 Vacancy

Job Summary

Hey there think you stumbled upon this job posting by chance We dont believe in chance at Nimber.

Caught your eye Great. Keep going...

We are Nimber and we are not just filling positions we are building a team that is ready to shake things up. If you are ready to rewrite the rules and make a real impact this is your moment. Join us and lets put the future where it the hands of passionate people.

But what does Nimber meanIn mathematics and game theory they are numbers with special properties of addition and multiplication. And what we really want is to add value to customers projects.

Position: Senior Back End Developer

Location:Oporto - Hybrid

Job Summary:We are currently looking for a highly skilled Back End Developer to join our dynamic team. The successful candidate will play a pivotal role which aims to create an integrated solution addressing the operational needs of the Supply Chain Finance domain particularly in the Middle Office and Back Office functions.

Key Responsibilities:

  • Develop and maintain robust Back End components for the SPART application using Java Spring Boot and Spring Cloud;
  • Collaborate with front end developers to integrate user-facing elements with server-side logic;
  • Implement and manage containerized applications using Kubernetes/OpenShift;
  • Design and maintain continuous integration and deployment (CI/CD) pipelines using tools like Jenkins Git Sonar XLDeploy and XLRelease;
  • Engage in database management and optimization using Oracle Exadata storage;
  • Develop automated tests and participate in unit testing and behavior testing to ensure high-quality software delivery;
  • Work closely with cross-functional teams to gather requirements and ensure alignment on project goals.


Requirements:

  • Back End Frameworks: Proficiency in Java Spring Boot and Spring Cloud;
  • Containerization: Experience with Kubernetes and OpenShift;
  • Database Knowledge: SQL skills needed;
  • Testing: Strong understanding of automated testing frameworks unit testing and behavior-driven testing;
  • Minimum of 5 years of experience as a Back End Developer preferably within the financial sector or in a similar context;
  • A proactive mindset eager to learn and adapt in a challenging technical environment.


Appreciated Skills:

  • CI/CD Tools: Familiarity with Jenkins Git Sonar XLDeploy and XLRelease;
  • Experience with Oracle Exadata storage;
  • Familiarity with microservices architecture;
  • Experience with cloud services and integration;
  • Knowledge of performance tuning and optimization.

This is our winning strategy built on the core principles of impartiality independence and fairness at Nimber. The only thing missing is you!

Ready to join us and succeed

If youre tired of feeling like just a number send us your application and become a Nimber.