Senior Java Back-End Engineer — Payments (Hybrid, Warsaw)

Capco; Województwo mazowieckie; Hybrid; PLN 180,000 - 240,000; Full time

Job summary

Capco Poland is seeking an experienced Back-End Developer to design, develop, and maintain scalable back-end services for financial services and payments applications. You will work with Java, Spring Boot, PostgreSQL databases, and AWS cloud services to deliver high-performance solutions in a collaborative engineering environment.

We value 5–10 years of hands-on Java/Spring Boot experience, strong RESTful API and microservices knowledge, and the ability to work effectively with cross-functional

Qualifications

• 5–10 years hands‑on Java/Spring Boot experience.
• Strong understanding of microservices and RESTful APIs.
• Experience with PostgreSQL and AWS cloud services.
• Ability to collaborate in Agile/Scrum environments.

Responsibilities

• Design, develop, and deliver back-end services using Java and Spring Boot.
• Collaborate with cross-functional teams to deliver project outcomes.
• Develop and maintain RESTful APIs, microservices, and PostgreSQL integrations.
• Deliver clean, testable code and participate in code reviews.

Skills

Java

Spring Boot

RESTful APIs

Microservices

OOP

Agile

PostgreSQL

AWS

Tools

Docker

Kubernetes

AWS

Job description

Capco Poland is seeking an experienced Back-End Developer to design, develop, and maintain scalable back-end services for financial services and payments applications. You will work with Java, Spring Boot, PostgreSQL databases, and AWS cloud services to deliver high-performance solutions in a collaborative engineering environment.

We value 5–10 years of hands-on Java/Spring Boot experience, strong RESTful API and microservices knowledge, and the ability to work effectively with cross-functional