Senior Java Developer, Citi

Citi

Location:
United Kingdom, London

Category:
IT - Software Development

Contract Type:
Employment contract

Salary:

Not provided

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Job Description:

We are seeking a highly experienced Senior Java Developer to modernize our core financial accounting systems. You will play a critical role in migrating existing C++ modules and shell scripts 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. Responsibilities include collaborating with architects to define migration strategy, working with relational databases, testing migrated Java code, and resolving technical issues.

Job Responsibility:

Analyze existing C++ modules and shell scripts and 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 C++ system
Troubleshoot and resolve technical issues during the migration process
Participate in code reviews and contribute to improving development processes

Requirements:

Hands-on experience in Java & related technologies in developing robust, scalable, and maintainable applications applying Object Oriented Design principles
Experience working with SQL databases, including writing complex queries and optimizing database performance
Experience in a Unix/Linux environment
Extensive experience system analysis and in programming of software applications
Experience in managing and implementing successful projects
Subject Matter Expert (SME) in at least one area of Applications Development
Ability to adjust priorities quickly as circumstances dictate
Demonstrated leadership and project management skills
Consistently demonstrates clear and concise written and verbal communication

Nice to have:

Experience with Sybase ASE, Sybase IQ, or MSSQL
Proficiency in shell scripting
Knowledge of financial accounting domain, including posting, calculation, and accounting processes
Experience with migrating legacy systems to modern architectures
Experience with C++

Additional Information:

Job Posted:
May 07, 2025

Employment Type:

Fulltime

Work Type:

Hybrid work

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Senior Java Developer