Senior IT Application Manager (Mainframe & Capital Markets)

Quick Facts

• Role: Senior IT Application Manager (Mainframe & Capital Markets)
• Focus: End-to-end management and further development of mainframe/host applications for capital market services
• Location/Work setup: Stuttgart, full-time; flexible working hours with partial remote work/home office (as available)

Description

You will manage mainframe/host applications supporting the capital market platform, ensuring availability, stability, and security while driving sustainable modernization. You will coordinate incident, problem, and change processes and translate business needs into an executable IT operating model. You will design and improve technical solutions for interfaces, data processing chains, error handling, and automation.

Responsibilities

• End-to-end responsibility for mainframe/host applications, including availability, stability, security, and continuous improvement
• Steer incident, problem, and change processes to ensure resilient, cost-effective, and audit-ready operations
• Prioritize and coordinate business and technical requirements with the business area and convert them into workable IT implementation and operations models
• Coordinate internal specialists and external providers; manage service delivery and promote solution-oriented collaboration
• Create technical solutions for interfaces, processing chains, data management, error handling, and automation
• Analyze impacts of planned changes and secure quality and transparency using suitable repository and analysis tools (e.g., XINFO for mainframe)
• Push modernization by combining proven mainframe technologies with digital enablers and future-ready integration approaches

Requirements

• Completed degree in computer science or IT-related education with technical focus and business understanding
• Ideally experience with securities or capital market processes
• Experience in host/mainframe environments or strong background in development, deployment, and operations of complex applications
• Understanding of stable operations processes, IT security, architecture, incident management, and problem management
• Ideally knowledge of COBOL, DB2, and JCL plus MQ, RACF, Control-M, or Java
• Ability to collaborate confidently with business stakeholders, IT teams, management, and external service providers
• Structured, analytical, pragmatic working style and willingness to take responsibility
• Experience working with external providers in agile project settings
• Interest in automation and digital technologies (GenAI, GitHub Copilot) to improve operations and delivery
• Fluent German (C1) and good English (B2) in oral and written communication

Benefits

• Career development with modern talent management
• Flexible working hours, sabbaticals, and partial remote work/home office (as available)
• Company pension plan and comprehensive health management
• Leasing options such as Job-Rad and devices (tablet/smartphone)
• Lunch offers and multiple daycare centers