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April 11, 2026

Backend Engineer - Java and Test Automation

Mid • Hybrid

160 - 190 PLN

Krakow, Poland

Build the platform that moves money around the world

We’re looking for a Backend Engineer with strong Java and test automation experience to join the team behind a global payments platform that enables businesses and customers to move money quickly, securely, and globally.

The platform powers international payments that help organisations pay suppliers, process salaries, transfer funds, and pay taxes directly to authorities through multiple channels.

You’ll play a key role in modernising payment systems, building high-quality microservices, and developing automation frameworks that ensure reliability at scale.

As part of the engineering team, you’ll help design and build reliable payment services used globally.

You will:

  • Develop and maintain backend services and microservices in Java (11/17/21)

  • Design and implement robust test automation frameworks to ensure high-quality software delivery

  • Support the modernisation of legacy systems, migrating towards API and microservices-based architecture

  • Improve system efficiency by increasing Straight-Through Processing (STP) capabilities

  • Collaborate closely with engineers, testers, and stakeholders in an Agile/DevOps environment

  • Contribute to scalable, resilient solutions powering global payment flows

Must-have experience

  • Strong development experience with Java 11+ (Java 17+ preferred)

  • Hands-on experience in software testing and building automation frameworks

  • Solid understanding of RESTful APIs and microservices architecture

  • Experience working with Git for version control

  • Comfortable working in Unix/Linux environments and command-line tools

  • Experience with databases and SQL (Oracle preferred)

  • Experience with Spring / Spring Boot

Nice to have

  • Experience with Test-Driven Development (TDD)

  • Knowledge of scripting languages such as Python or Bash

  • Experience working within a QA or testing-focused team

  • Understanding of application monitoring and observability tools

The role has a Hybrid model : candidates form Cracow 6x per month, outside of Cracow 3 - 5 x per month, from Warsaw 6x per month