# Back-End Engineer - Java (Payments) at Capco

Back-End Engineer - Java (Payments) at Capco in Poland - Warsaw. Hybrid. Posted October 20, 2026.

- Company: Capco
- Location: Poland - Warsaw
- Workplace: Hybrid
- Experience: 5+ years
- Posted: 2026-10-20
- Apply: https://job-boards.greenhouse.io/capco/jobs/8302963
- Source: https://jobmagic.ai/jobs/back-end-engineer-java-payments-capco-pr5pck

## Requirements

- Around 5–10 years of hands-on expertise in Java and Spring Boot, including knowledge of Java 25 and Spring Boot 4.
- Strong understanding of object-oriented programming, microservices architecture, RESTful APIs, and modern back-end development principles.
- Practical experience with PostgreSQL, including database design, SQL query optimisation, and efficient data management.
- Hands-on experience with AWS cloud services and developing or integrating cloud-based applications.
- Ability to deliver technical solutions independently while collaborating effectively with cross-functional teams in Agile or Scrum project environments.

## Description

**CAPCO POLAND *We are looking for Poland based candidate. **

At **Capco Poland,** we’re not just another consultancy - we’re the spark behind digital transformation in the financial world. As a global leader in technology and management consulting, we thrive on helping clients tackle the toughest challenges across banking, payments, capital markets, wealth, and asset management.

**Build scalable, secure back-end solutions and help shape the future of payment technology.The Role**

At Capco, we're looking for an experienced **Back-End Developer t**o provide specialist development services for a project within the financial services and payments industry. You'll collaborate with the Team, contributing to the design, development, and enhancement of modern back-end applications and services supporting business-critical payment solutions.

This engagement offers the opportunity to apply your Java and Spring Boot expertise, work with PostgreSQL and AWS cloud technologies, and deliver reliable, scalable, and high-performance solutions within a collaborative engineering environment.

**What You’ll Do**

- Design, develop, and deliver scalable, secure, and high-quality back-end services using Java 25 and Spring Boot 4.

- Collaborate with the Agile Team, including developers, product owners, QA engineers, and other stakeholders, to coordinate technical activities and deliver agreed project outcomes.

- Develop and maintain RESTful APIs, microservices, and integrations with PostgreSQL databases and AWS cloud services.

- Deliver clean, maintainable, and testable code, contributing to technical reviews and applying established engineering standards.

- Analyse and resolve technical challenges, optimise application and database performance, and contribute to improvements in system reliability, security, and scalability.

**What We’re Looking For**

- Around 5–10 years of hands-on expertise in Java and Spring Boot, including knowledge of **Java 25 and Spring Boot 4.**

- Strong understanding of object-oriented programming, microservices architecture, RESTful APIs, and modern back-end development principles.

- Practical experience with PostgreSQL, including database design, SQL query optimisation, and efficient data management.

- Hands-on experience with AWS cloud services and developing or integrating cloud-based applications.

- Ability to deliver technical solutions independently while collaborating effectively with cross-functional teams in Agile or Scrum project environments.

**Bonus Points For**

- Experience delivering technology solutions within financial services, payments, or transaction-processing environments.

- Familiarity with AWS services such as ECS, EKS, Lambda, RDS, S3, or CloudWatch.

- Experience with containerisation technologies such as Docker and Kubernetes, alongside CI/CD pipelines and automated deployment processes.

- Knowledge of automated testing frameworks such as JUnit, Mockito, and integration testing tools.

- Understanding of event-driven architecture, messaging technologies such as Kafka, and application monitoring and observability practices.

 

**B2B cooperation in a hybrid model, with the option to provide services from the Warsaw office to the extent agreed based on project needs.Recruitment Process:**

- HR Interview with the recruiter

- Technical Interview

- Client Interview 

- Feedback and offer

 

#LI-HYBRID