Systems Analysis & IT Consulting
Over 40 years of experience in mainframe development, programming and system migrations
Munich, Germany
Non-binding consultation · 40+ years of experience
Trusted by Leading Enterprises
LBBW
Landesbank Baden-Württemberg
BAWAG P.S.K.
Wien
UNIQA
Versicherungen
ERGO
Versicherungen
GENERALI
Deutschland
Wüstenrot
& Württembergische
FIDUCIA
IT AG
ZIRAAT
Bankası
WM Gruppe
Informationsservice
ARZ
Rechenzentrum
LBBW
Landesbank Baden-Württemberg
BAWAG P.S.K.
Wien
UNIQA
Versicherungen
ERGO
Versicherungen
GENERALI
Deutschland
Wüstenrot
& Württembergische
FIDUCIA
IT AG
ZIRAAT
Bankası
WM Gruppe
Informationsservice
ARZ
Rechenzentrum
About Me
With decades of experience in systems analysis and IT consulting, I bring profound expertise in mainframe development, programming and system migrations. I specialize in complex IT projects in the financial and insurance sectors.
My structured approach, problem-solving skills and collaborative mindset have made me a reliable partner in numerous projects. My goal is to develop efficient, practical solutions that meet the highest standards.
Industry Focus
Major banks & state banks across the DACH region
Life, property & reinsurance
Government agencies & professional associations
Automotive, electronics & logistics
Expertise
Experience
Schnittstellenprogrammierung und Incident-Betreuung mit OTRS Ticketsystem. z/VM VM/VSE, NeoCobol, Git CMD.
Betreuung MEDINA & MIDAS System. Neue Schnittstellenprogrammierung (A360, RT930 Abacus da Vinci).
Systemmigration: Drucklisten & DMS, Besoldung, Versorgung, Vergütung. KVDR, Steuerbescheinigungen.
Migration Hello Bank nach EASYBANK. Depotnummern-, Konten-, IBAN/BIC-Umstellung.
COBRA VVD-Berechtigung: Analyse und Implementierung einer VVD-User Berechtigungsschnittstelle.
MEDINA & MIDAS NLDB System – Incident-Betreuung und Schnittstellenprogrammierung.
BASEL II Stage 2, ZDP Zentraler Datenpool. Datenverarbeitung für EXASOL, SAP Reporting.
Lebensversicherung (iLIFE). Migration Bestandsverwaltung, Provisions-/Vergütungs-System zPD.
Wertpapier/Depotverwaltung: Depotstamm, Erträgnisaufstellung, Bestandsprovisionen.
Migration VaGen zu COBOL. RD/z-Modultests, GVV-Referenztabellen, Agile mit JIRA.
Process
In-depth analysis of existing systems, data flows and interfaces. Requirements gathering and inventory assessment.
Structured solution development with clear system architecture, risk assessment and technical documentation.
Professional implementation with COBOL, PL/I and modern mainframe tools. Clean, maintainable code.
Comprehensive unit tests, integration tests and acceptance. Documented handover to regular operations.
References
“Mr Akaygün has reliably maintained and developed our MEDINA system for years. His deep expertise in mainframe technologies and structured approach have significantly contributed to the success of our IT projects.”
Project Manager
Landesbank Baden-Württemberg
“The migration of our banking systems was a complex undertaking. Mr Akaygün mastered the challenge with precision and reliability — on time and to the highest quality standards.”
IT Management
BAWAG P.S.K. Vienna
“Professional, solution-oriented and always accessible. Working with Mr Akaygün was characterised by trust and mutual respect. Absolute recommendation.”
Head of IT
ERGO Insurance
Conviction
Careful analysis and structured implementation lead to sustainable solutions that stand the test of time.
Clear status reports, early risk communication and open exchange form the foundation of successful collaboration.
Sustainable solutions only emerge when knowledge is embedded in the team. Documentation and training are an integral part.
Common Questions
Contact
Available
Over 40 years of experience in mainframe development, programming and system migrations