Middleware Engineer (14/882)

SUMMARY

💰 140 - 190 PLN/h (B2B)

💰 17 000 – 23 000 PLN brutto (UOP)

📍 Warsaw

💼 Senior

Role overview

We are looking for a Middleware Engineer to support an application migration project as part of a data center migration program. The applications support payment card processing (acquiring and issuing) and operate in a three-tier architecture.

You will join the Middleware team to help build, migrate, and maintain critical systems ensuring high availability, performance, and reliability.

You will

• Work closely with Application & Middleware teams on BAU and migration tasks
• Collaborate with Project Managers to plan and execute builds, testing, and migrations
• Support infrastructure setup, configuration, and access management
• Diagnose and resolve technical issues across environments
• Monitor system performance, availability, and reliability
• Create and maintain technical documentation (e.g., Confluence)

Must have

• Experience with application/data center migrations
• Knowledge of:
  • BMC Control-M, Oracle APEX, ODI 12c
  • Oracle WebLogic, Service Bus, ORDS
  • Oracle Forms/Reports, Oracle Internet Directory
  • PL/SQL and scripting (Bash, Python, PowerShell, Perl)
  • Automation tools (Ansible, Rundeck)
• Understanding of:
  • High-availability and transaction processing systems
  • Infrastructure, networking, load balancing, TLS
• Strong communication skills (Polish & English)
• Team-oriented mindset, ownership, and reliability

Our offer

• Relocation package (4500 PLN total value), paid in three installments (1500 PLN per month) in case your permanent presence in the office is mandatory, and you need to relocate from another city
• Benefits: Extended medical care (over 2000 medical facilities in Poland, 80 in Kraków) for you and your family; Multisport Benefit card; life insurance