Unlock Full Resume Report

New offer - be the first one to apply!

September 2, 2026

Middleware Engineer

Mid • On-site

130 - 150 PLN/yr

Warsaw, Poland

Tasks

  • Perform the role of Middleware Engineer for an application migration initiative within a large data center migration program.
  • Support applications serving payment card acceptance/acquiring and issuer processor business processes.
  • Work within a three-tier architecture environment and support an extensive middleware layer critical for service migration.
  • Collaborate closely with the FTS Application & Middleware Team to execute BAU tasks.
  • Work with Project Managers to drive build, testing and migration activities, including preparing and placing infrastructure build, configuration or access requests and removing blockers.
  • Diagnose and solve technical issues.
  • Monitor environments for performance and reliability.
  • Produce and maintain high-quality live documentation in Confluence.

Requirements

  • Experience with application migrations and understanding of challenges related to data center migration.
  • Knowledge of BMC Control-M.
  • Knowledge of Oracle Application Express (APEX).
  • Knowledge of Oracle Data Integrator 12c.
  • Knowledge of Oracle Internet Directory 11g/12c.
  • Knowledge of Oracle Forms 11g/12c.
  • Knowledge of Oracle Reports 11g/12c.
  • Knowledge of Oracle REST Data Services (ORDS).
  • Knowledge of Oracle Service Bus 11g/12c.
  • Knowledge of Oracle WebLogic 11g/12c.
  • Strong PL/SQL skills.
  • Scripting skills in Perl, PowerShell, Shell, Bash or Python.
  • Experience with Rundeck or Ansible.
  • Excellent communication skills in Polish and English.
  • Ability to work with SMEs from various countries and clearly present technical scope, challenges and solutions.
  • Understanding of availability, performance, monitoring and resilience for semi-real-time online transaction systems and mass transaction processing systems.
  • Understanding of infrastructure, networking, load balancing and TLS.
  • High responsibility, commitment to quality and delivering on obligations.
  • Ability to share knowledge, collaborate effectively, find compromises and build positive relationships in a local and corporate environment.
  • Ability to comply with the office/remote work policy, currently five days per week in the office.

Offer

  • Multisport card.
  • Private healthcare.
  • Group life insurance.

Similar jobs you might like