
Date: Oct 7, 2026
Location: Wien, Austria
Company: erstegro01P2
Make a difference in the financial life of millions of people: At Erste Digital you are co-creating the digital future, in which better financial health is possible. #believeinyourself
We are part of Erste Group – the largest banking group in Central and Eastern Europe with more than 2,500 branches and over 45,000 employees. Our more than 2,000 IT experts and enthusiasts are the bank's Digital Muscle.
With top notch technology, we drive the realization offers the Group’s vision: To provide human banking in digital times, and to build Financial Health for over 16 million customers in the CEE region.
We aim to attract and develop the best talent and aspire to be an IT employer beyond compare.
Our experienced team is responsible for one of the largest databases of our company and further 20 applications, which are mainly developed and maintained on mainframe where large amounts of data and performance are our daily challenges.
The smooth operation of our products is rounded off by fault analyses and troubleshooting, so that know-how regarding banking business is not neglected either. This means insights into practically all "corners" of banking IT through our close cooperation with infrastructure, George and payment transactions up to the DWH.
We are looking for an engaged and enthusiastic (Senior) Software Developer Mainframe to join our team help shape our applications for the future by building efficient and stable libraries and state of the art microservices which you will also get in contact with.
Softskills:
Ability to work in a team, reliability and resilience characterize you, as well as self-motivation and the ability to analyze complex contexts and to explain them in a generally understandable way
Ability to iterate quickly without sacrificing quality and attention to detail
A passion of improving existing systems as well as creating "Functional & Technical Specifications" and the corresponding software and process documentation
A commitment for learning and sharing knowledge with others
A team player who is comfortable working in agile teams and taking responsibility for defined tasks
Strong communication skills in both German and English, with the ability to express your values and opinions clearly
Occasional night or weekend duties do not deter you
Hardskills:
Track record of several years of work experience preferably in the banking industry
Mainframe Development Skills: experience in software development and knowledge of Cobol/DB2, ADABAS/Natural, SQL, CICS, ISPF, JCL (on IBM Mainframe zOS)
Development of secure and fault-tolerant software
SQL databases (Oracle, Postgres, ...)
Application-Lifecycle knowledge (planning, requirements analysis, implementation & operation)
Bonusskills:
Infrastructure (servers, networks, ...) and operating systems
Operations architecture and application monitoring
Microservices design and implementation
Coding & modernisation with support of AI
Agile toolchain (Jira, Confluence, Bitbucket/git)
Ideally, knowledge of the bank's basic business and its projects
Erste Group considers the diversity of its employees as key to innovation and success. As employer we are proud to offer everyone equal chances, irrespective of age, skin colour, religious belief, gender, sexual orientation or origin.

Am Belvedere 1
1100 Wien
Österreich