Senior Java Lead, SVP

At Citi, we believe in power of engineering to drive success and nurture culture where innovation, collaboration and professional growth thrive.

Oasys Financial is a sub-ledger for Citi’s OTC business and covers global trading books across all asset classes. This system handles millions of trades daily and conduct all sub-ledger activities, which is critical for the bank.

We are seeking a highly experienced Senior Java Lead Developer to modernize our core financial accounting systems. You will play a critical role in rewriting our legacy sub-ledger application to a modern Java-based architecture. This involves analyzing existing code, designing equivalent Java components, and ensuring a seamless transition while maintaining system functionality and performance.

This role is based at London office interfacing with global technology & business aligned teams.

Responsibilities:

• Develop application methodologies and standards for program analysis, design, coding, testing, debugging, and implementation
• Analyze existing modules and shell scripts to design equivalent Java components
• Develop and implement high-performance, scalable, and secure Java applications to replace legacy code
• Write clean, well-documented, and testable Java code
• Collaborate with architects and other developers to define the migration strategy and ensure a smooth transition
• Work with relational databases, primarily Sybase ASE and MS SQL, to adapt existing database schemas and queries to the new Java architecture
• Thoroughly test and validate the migrated Java code to ensure functional equivalence with the legacy system
• Troubleshoot and resolve technical issues during the migration process
• Participate in code reviews and contribute to improving development processes
• Allocate work, and act as an advisor/coach developers, analysts, and new team members
• Influence and negotiate with senior leaders and communicate with external parties
• Appropriately assess risk when business decisions are made, demonstrating particular consideration for the firm's reputation and safeguarding Citigroup, its clients and assets, by driving compliance with applicable laws, rules and regulations, adhering to Policy, applying sound ethical judgment regarding personal behavior, conduct and business practices, and escalating, managing and reporting control issues with transparency.

Qualifications:

• Hands-on experience in Java & related technologies in developing robust, scalable, and maintainable applications applying Object Oriented Design principles.
• Experience managing a team of developers/software engineers
• Experience working with SQL databases, including writing complex queries and optimizing database performance
• Experience in a Unix/Linux environment
• Experience with migrating legacy systems to modern architectures
• Demonstrated leadership, project management, and development skills

Preferred Skills:

• Experience with Sybase ASE, Sybase IQ, or MSSQL
• Proficiency in shell scripting
• Knowledge of financial accounting domain, including posting, calculation, and accounting processes

Education:

• Bachelor’s degree/University degree or equivalent experience
• Master’s degree preferred

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