ID: 10356 We are looking for an experienced
Senior Mainframe Developer (m/f/d)
to support a leading financial institution in Vienna in the development, maintenance, modernization, and continuous improvement of its business-critical securities-processing platform. Must haves Cobol/ DB2
JCL / JES
Nice to have Xpediter
Wanted Expertise Developer - Developer (other)
Finance - Developer
Your Tasks Design, develop, test, and implement COBOL-based applications, features, and enhancements.
Maintain, support, and further develop the existing mainframe securities-processing platform.
Support and optimize critical business processes, including:
Order management and transaction processing
Trade execution and securities trading
Fee and tax calculation
Clearing and settlement
Refactor and optimize existing application modules to improve performance, maintainability, and reliability.
Analyze, troubleshoot, and resolve complex technical and functional issues.
Improve application logging, monitoring, and operational resilience.
Enhance system availability, stability, and disaster recovery capabilities.
Integrate the mainframe environment with modern distributed and decentralized architectures.
Analyze complex system landscapes, interfaces, dependencies, and technical interactions.
Prepare and maintain technical documentation.
Take end-to-end ownership of assigned topics throughout the entire software development lifecycle.
Ensure compliance with internal technical standards, security requirements, and development guidelines.
Requirements At least
10 years of professional experience in mainframe development and mainframe computing .
Extensive hands-on experience with:
COBOL
DB2
CICS
JCL / JES
z/OS
Proven experience working with mainframe systems in the banking or financial services industry.
Strong understanding of securities trading and securities-processing business processes, particularly:
Order and transaction management
Trade execution
Clearing and settlement
Fee and tax calculation
Real-time trading systems
Proven experience in application performance analysis, optimization, troubleshooting, and production support.
Experience working with complex system landscapes and analyzing technical dependencies.
Knowledge of integrating mainframe applications with modern distributed and decentralized architectures.
Ability to identify operational risks, assess priorities, and develop effective solutions.
Nice to Have Experience with Java on z/OS.
Knowledge of performance analysis and monitoring tools such as Strobe and Dynatrace.
Experience with Xpediter and ChangeMan.
Familiarity with mainframe integration technologies.
Experience working with modern distributed and decentralized system architectures.
Knowledge of approaches to improving the stability, availability, and performance of business-critical applications.
Your Personal Skills
You are a proactive and reliable professional who combines strong technical expertise with a structured and solution-oriented mindset. You also bring:
Strong analytical and problem-solving skills.
A high degree of ownership, accountability, and independence.
A proactive approach and the ability to take responsibility for complex topics.
Excellent teamwork and collaboration skills.
Strong communication skills and the ability to work effectively with technical and business stakeholders.
A structured approach to prioritization and risk management.
A willingness to share knowledge and support the continuous development of the team.
Languages English:
Fluent, both written and spoken (mandatory).
German:
Good knowledge is an advantage.
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Senior Mainframe Developer – Securities Processing Platform (m/w/d) in Wien Arbeitgeber: SoftwareXperts GmbH
Unser Kunde bietet eine dynamische und unterstützende Arbeitsumgebung in der Versicherungsbranche, die es Mitarbeitern ermöglicht, ihre Fähigkeiten als Fullstack Entwickler weiterzuentwickeln. Mit einem hybriden Arbeitsmodell, das 2-3 Tage Remote-Arbeit pro Woche umfasst, fördert das Unternehmen eine ausgewogene Work-Life-Balance und legt großen Wert auf Teamarbeit und Kommunikation. Zudem gibt es zahlreiche Möglichkeiten zur beruflichen Weiterentwicklung und eine attraktive Vergütung, die über dem Mindestgehalt von 50.000€ brutto pro Jahr liegt.
