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October 1, 2026
Back-End Developer / Technical Lead
Senior • Remote
2,080,000 - 2,288,000 PLN/yr
Warsaw, Poland
Quick Facts
Role: Back-End Developer / Technical Lead
Work model: 100% remote
Project: CLP credit workflow application for corporate banking clients
Description
You will develop the back end of the CLP application supporting the credit workflow and decision-making for corporate banking products. The system uses a hybrid architecture: a monolith with areas gradually separated into microservices, with integrations via REST API and asynchronous messaging using RabbitMQ. You will act as a Technical Lead, supporting technical decisions and leading implementation of new Java functionality.
Responsibilities
Develop backend capabilities for the CLP workflow application
Work with Git, Maven, Jenkins, and OpenShift
Participate in architectural and technical change design
Lead technical decisions as a Technical Lead
Design and implement new features in Java
Develop and maintain REST services
Build and evolve asynchronous communication using RabbitMQ
Design event-driven solutions
Participate in further extraction of functionality from the monolith to microservices
Design and develop distributed architecture solutions
Collaborate with Oracle databases
Create and maintain integration contracts, including AsyncAPI
Develop and maintain CI/CD processes
Requirements
Minimum 5 years of backend development experience
Practical experience designing and developing distributed systems
Java at least intermediate level
Advanced REST API knowledge
Oracle at least intermediate level
Advanced RabbitMQ knowledge
Event-driven architecture and asynchronous communication experience
AsyncAPI knowledge
Comfortable working with Git, Maven, Jenkins
Practical experience with OpenShift
Practical experience building, maintaining, and developing CI/CD processes
Strong analytical skills and ability to solve complex technical problems
Experience as a technical leader / leading technical team
Experience defining and enforcing code quality standards
Practice with testing, code review, and developer best practices
Mentoring experience for less experienced developers
Benefits
Long-term cooperation
Technical trainings, certificates, and skills development
Competence Center mentoring community
Clear career path
Employee benefits package (Multisport, private medical care, life insurance)
Friendly work atmosphere, integration events, team-building meetings
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