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Citi & Citi Handlowy
Citi & Citi Handlowy
location iconLocations: Warszawa
level iconLevel: specialist
Citi is more than a global financial services company. It's an engine for progress. We serve 200 million customers in more than 160 countries, providing support to individual, corporate, government and institutional clients. Our clients choose us for a global footprint, market positon, in-country relationships and the full range of solutions on offer. In Poland we operate within two legal entities Citibank Europe plc and Bank Handlowy w Warszawie S.A.
Mainframe z/OS Systems Programmer
Work place: Warszawa
The role of the z/OS Systems Programmer is to be part of a team of technicians providing ‘on-site’ and ‘out of hours’ support of the IBM z/OS operating system software and associated OEM products within the Data Centers. The z/OS Systems Programmer also provides support in a consultative role to other teams within Citigroup.

Key Responsibilities:

  • Identify and analyze business requirements to integrate hardware, storage, operating systems and connectivity solutions in line with strategic direction
  • Serve as subject matter expert (SME) on systems configuration and integration, performance analysis and optimization
  • Design and impact timely delivery of resilient infrastructure solutions that meet business requirements and are stable, resilient, operationally supportable and cost effective
  • Impact cost saves and cost avoidance by standardizing design solutions and exploring opportunities to recover unused capacity


  • Understanding fundamental data processing concepts & terminology.
  • Working knowledge of a programming language (REXX, JAVA, COBOL, Assembler, etc.).
  • Familiarity with TSO, ISPF, JCL, zOSMF a plus.
  • Possessing problem determination skills.
  • Basic usage of PC tools (Word, Excel, etc.).
  • Creating written procedure documentation.
  • Bachelor’s degree in computer science, engineering or equivalent work experience

We offer:

  • Attractive conditions of employment and benefits.
  • Opportunity to work in diverse and inclusive environment
  • Collaboration with a high quality team in a challenging areas
  • Exposure to a wide range of internal stakeholders as well as to senior management
  • Great place to work
  • Work with new technologies
  • Many different learning opportunities
  • Flexible working environment
Please be informed that we will contact selected candidates only.

Citi and Citi Handlowy are registered trademark of Citigroup Inc., used under license. Citigroup Inc. and its subsidiaries are also entitled to rights to certain other trademarks contained herein.
Bank Handlowy w Waszawie S.A


  • iconIT
  • iconWarszawa, mazowieckie

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