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November 4, 2026

IT Analyst (Payment Systems)

Senior • On-site

90 - 110 PLN/yr

Warsaw, Poland

Quick Facts

  • Role: IT Analyst (Payment Systems)

Description

You will join a team responsible for developing and modernizing banking payment systems. The project focuses on a modern, microservices-based payments platform using OpenShift, Apache Kafka, and REST API. You will work with developers and architects on system analysis, integration design, and technical documentation.

Responsibilities

  • Lead system analysis for payment systems modernization projects

  • Collect, analyze, and document functional and non-functional requirements

  • Analyze and design integrations between systems (REST API, SOAP, Web Services, asynchronous communication)

  • Model data flows, business processes, and communication between microservices

  • Prepare system and technical documentation using UML, BPMN, and architecture diagrams

  • Collaborate with developers and architects on microservices solutions running on OpenShift and Kafka

  • Analyze data structures and validate information in databases using SQL

  • Review existing solutions, identify system dependencies, and support change design

Requirements

  • Minimum 4 years of experience independently leading system analysis

  • Practical knowledge of REST API, SOAP, Web Services, and system integration mechanisms

  • Experience with asynchronous communication and message brokers (e.g., Apache Kafka, IBM MQ, RabbitMQ)

  • Knowledge of microservices architecture and cloud-ready solutions

  • Ability to create technical documentation and diagrams using UML and BPMN

  • Knowledge of SQL and relational databases (e.g., Oracle, PostgreSQL)

  • Basic programming knowledge, preferably Java, to analyze and understand code

  • Knowledge of IT systems used in banking or financial services

  • Familiarity with Jira, Confluence, Enterprise Architect (Sparx), Draw.io, Visio, or Miro

  • Higher education degree

  • Communicative proficiency in English

Benefits

Not specified in the provided posting.

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