Senior Java Developer: Microservices, Spring Boot, Kubernetes

INFOLET SP. Z O.O.; Kraków; Hybrid; PLN 240,000 - 300,000; Full time

Benefits offered by this job

Relocation package

Extended medical care

Multisport Benefit card

Life insurance

Job summary

INFOLET SP. Z O.O. in Kraków seeks an experienced Senior Java Developer to join a team building scalable, distributed applications for banking and financial services. You will design, implement and maintain Java-based microservices, REST and gRPC services, and run them in Kubernetes.

The role blends backend and some full-stack work, requiring deep Java/Spring Boot knowledge, SQL, Maven, and Cucumber testing. Fluent English and Polish are essential; relocation support is provided.

Qualifications

• 10+ years of professional software development experience.
• Strong Java experience with Spring Boot.
• Experience with microservices architecture.
• Experience with Kubernetes.
• Good SQL knowledge and Maven experience.
• Banking or financial services background.
• Automated testing with Cucumber.
• Fluent English and Polish.

Responsibilities

• Design, develop and maintain Java-based applications and microservices.
• Build and integrate REST and gRPC services.
• Work with Spring Boot and modern Java technologies.
• Develop and maintain applications running in Kubernetes.
• Work with relational databases, preferably Oracle.
• Participate in automated testing using Cucumber.
• Collaborate with other developers and technical teams to deliver reliable and scalable solutions.
• Contribute to technical design and continuous improvement of the application architecture.
• Troubleshoot and resolve technical issues in a distributed environment.

Skills

Java

Spring Boot

Microservices

Kubernetes

SQL

Maven

Cucumber

Distributed systems

English

Polish

Job description

INFOLET SP. Z O.O. in Kraków seeks an experienced Senior Java Developer to join a team building scalable, distributed applications for banking and financial services. You will design, implement and maintain Java-based microservices, REST and gRPC services, and run them in Kubernetes.

The role blends backend and some full-stack work, requiring deep Java/Spring Boot knowledge, SQL, Maven, and Cucumber testing. Fluent English and Polish are essential; relocation support is provided.