Senior Java Developer

We are seeking an experienced Senior Java Developer to join our team working on cutting-edge technologies for a leading payment solutions provider. As a Senior Java Developer, you will play a key role in developing high-performance Java backend microservices. You will work closely with teams in Poznan and Munich, contributing to the end-to-end delivery of functionalities and ensuring that the architecture and APIs meet the highest standards of quality.

Rate: 1.000 - 1.150 PLN/day

Location: Poznan (Hybrid - 2 days in-office per week)

Experience Required:

• 7+ years of professional experience in software development
• Strong expertise in Java, RESTful web services, and microservice architecture
• Hands-on experience with Java 11 and Spring Boot
• Proficient in the application development lifecycle, including CI/CD
• Ability to write maintainable code using TDD/BDD paradigms
• Solid understanding of clean code principles: SOLID, KISS, DRY, and Clean Architecture
• Familiarity with Container Orchestration tools (Docker, Kubernetes) and AWS
• Strong communication and collaboration skills
• Ability to develop solutions based on ambiguous requirements
• Comfortable navigating multiple internal processes, including cybersecurity and O&I

Mandatory Skills:

• Java 11
• Spring Boot
• Microservices
• SOLID, KISS, DRY, Clean Architecture

Desired Skills:

• Experience with cloud infrastructure (AWS)
• Knowledge of Docker and Kubernetes for container orchestration
• Familiarity with automated testing frameworks

Roles and Responsibilities:

• Develop, implement, and monitor comprehensive alerting systems for services
• Suggest and drive improvements to APIs and architecture
• Lead projects, providing guidance to fellow engineers on complex technical topics
• Collaborate across teams to ensure high-quality service delivery
• Ensure continuous delivery of backend microservices through strong development practices

Project Overview:

As part of a dynamic mission team located in Munich and Poznan, you will contribute to delivering cutting-edge solutions through Java backend microservices. You will play a key role in ensuring high availability, scalability, and reliability of the services within the payment solutions ecosystem.

Why Join Us?

• Work with a leading payment solutions company
• Collaborative and innovative work environment
• Competitive daily rate

If you’re passionate about Java development and looking to take the next step in your career, apply now and be part of a transformative team!