Morgan Stanley is seeking a Senior Analyst/Mainframe Developer to lead their Legacy Modernization initiatives in Glasgow. This role is part of a critical program to modernize and decommission the 40+ year old ISG Mainframe systems. The position combines technical expertise in mainframe development with leadership responsibilities in managing complex system transitions. The ideal candidate will have extensive experience with mainframe systems, particularly Natural/Adabas, and various ISG-specific tools. They will be responsible for developing interfaces between distributed and mainframe systems, managing dependencies, and ensuring smooth decommissioning of legacy systems. The role offers opportunities to work with cutting-edge technology while maintaining critical legacy systems, all within Morgan Stanley's global financial services environment. The position comes with comprehensive benefits, flexible working arrangements, and career growth opportunities within a firm that spans 42 countries with over 80,000 employees. Morgan Stanley's commitment to excellence, diversity, and innovation makes this an ideal opportunity for experienced mainframe developers looking to lead significant technological transformation.