Role Overview
Citi is seeking an experienced and driven Applications Development Senior Programmer Analyst (C12 / AVP) to join our Master Reference Data (MRD) technology organization. In this role, you will be responsible for the design, development, testing and implementation of the Operating Model & Artificial Intelligence (OMAI) Fusion application - a critical enterprise platform responsible for centralizing, mastering and distributing high-quality reference data across Citi’s global business lines.
As a Senior Programmer Analyst, you will leverage your expertise in Python and Oracle database technologies to build high-performance data processing pipelines, optimize complex database architectures and deliver resilient software solutions that support mission-critical enterprise operations.
Key Responsibilities
- Application & Pipeline Development: Design, code, test and implement robust backend services, ETL data pipelines and batch/real-time processing components for the Fusion platform using Python.
- Database Architecture & Optimization: Architect, optimize and maintain complex Oracle databases; write, tune and maintain advanced SQL queries, stored procedures, PL/SQL packages, triggers and views to handle large volumes of reference data efficiently.
- Master Reference Data Integration: Partner closely with business analysts, data stewards and upstream/downstream application teams to analyze reference data requirements and translate them into scalable technical implementations.
- System Performance & Scalability: Identify system bottlenecks, perform performance tuning across Python code and Oracle databases and implement partitioning, indexing and memory optimization strategies.
- Engineering Standards & Quality: Define and adhere to software development best practices, test-driven development (TDD), automated unit/integration testing and code review processes to maintain high code quality and reliability.
- CI/CD & DevOps Collaboration: Work with modern CI/CD pipelines to support automated builds, deployments and environment configuration management.
- Production Support & Risk Mitigation: Assist in tier-3 technical troubleshooting and root cause analysis for production incidents; ensure all implementations comply with Citi’s security, risk management and governance standards.
- Mentorship & Team Collaboration: Provide technical guidance and peer reviews to junior developers, actively participating in Agile/Scrum ceremonies and sprint planning.
Required Qualifications & Skills
- Experience: 5–8 years of professional experience in software engineering and application development, with a proven track record of delivering enterprise-scale systems into production.
- Python Expertise: Strong hands-on proficiency in Python (3.x) for enterprise application development, data manipulation, object-oriented design and automated testing.
- Oracle & SQL Mastery: Advanced proficiency with Oracle Database (12c/19c+), including complex SQL query design, PL/SQL programming, schema design, index optimization, query execution plan analysis and database performance tuning.
- Data Modeling & ETL: Strong understanding of relational data modeling, Master Data Management (MDM) concepts, data normalization/denormalization and large-scale data ingestion and transformation pipelines.
- Development Practices: Practical experience with version control systems (Git), continuous integration/continuous deployment (CI/CD) pipelines and automated testing frameworks (e.g., pytest, unittest).
- Problem Solving & Communication: Excellent analytical, troubleshooting and problem-solving skills, with the ability to communicate technical concepts clearly to both technical peers and business stakeholders.
- Education: Bachelor’s degree in Computer Science, Software Engineering, Information Technology, or a related field; or equivalent relevant work experience.
Beneficial Skills & Qualifications
- Experience working within Financial Services, specifically with Master Reference Data, market data, instrument/counterparty reference data, or regulatory reporting systems.
- Experience with Python web frameworks and API design (FastAPI, Flask, or Django) for building internal data services and RESTful APIs.
- Familiarity with enterprise workload scheduling tools (e.g., Autosys, Airflow, Control-M) and enterprise messaging systems (e.g., Apache Kafka, IBM MQ).
- Familiarity with containerization technologies (Docker, OpenShift, Kubernetes) and cloud infrastructure concepts.
- Experience in Linux/Unix shell scripting and automated deployment automation.
What We Offer
At Citi, you will work at the core of enterprise data management and financial services technology, contributing to critical platforms that operate at genuine global scale. This is an opportunity to take technical ownership, develop domain expertise in reference data systems and make a measurable impact within a collaborative, performance-focused engineering environment.
- Hybrid Working Arrangement: Hybrid model with 3 days in the office and 2 days working remotely, offering flexibility while staying connected with your team.
- Continuous Learning & Growth: Access to comprehensive technical training, certifications and career development programs.
- Enterprise Impact: The opportunity to build and scale core reference data solutions that underpin trading, risk, compliance and reporting across global Citi franchises.
- Comprehensive Wellbeing & Compensation: Competitive financial compensation and benefits packages designed for experienced technology professionals, along with global wellness resources.
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Job Family Group: Technology------------------------------------------------------
Job Family:Applications Development------------------------------------------------------
Time Type:Full time------------------------------------------------------
Most Relevant Skills Please see the requirements listed above.------------------------------------------------------
Other Relevant Skills For complementary skills, please see above and/or contact the recruiter.------------------------------------------------------
Citi is an equal opportunity employer, and qualified candidates will receive consideration without regard to their race, color, religion, sex, sexual orientation, gender identity, national origin, disability, status as a protected veteran, or any other characteristic protected by law.
If you are a person with a disability and need a reasonable accommodation to use our search tools and/or apply for a career opportunity review Accessibility at Citi.
View Citi’s EEO Policy Statement and the Know Your Rights poster.
Skills Required
- 5-8 years of professional experience in software engineering and application development
- Strong proficiency in Python 3.x for enterprise application development, data manipulation, object-oriented design, and automated testing
- Advanced proficiency with Oracle Database 12c/19c+, complex SQL, PL/SQL, schema design, index optimization, execution plan analysis, and database performance tuning
- Understanding of relational data modeling, Master Data Management concepts, data normalization/denormalization, and large-scale data ingestion and transformation pipelines
- Experience with Git, CI/CD pipelines, and automated testing frameworks such as pytest or unittest
- Excellent analytical, troubleshooting, problem-solving, and technical communication skills
- Bachelor's degree in Computer Science, Software Engineering, Information Technology, or a related field, or equivalent relevant work experience
- Experience in financial services, Master Reference Data, market data, instrument or counterparty reference data, or regulatory reporting systems
- Experience with FastAPI, Flask, or Django and RESTful API design
- Familiarity with Autosys, Airflow, Control-M, Apache Kafka, or IBM MQ
- Familiarity with Docker, OpenShift, Kubernetes, and cloud infrastructure concepts
- Experience with Linux/Unix shell scripting and automated deployment automation
Citi Compensation & Benefits Highlights
The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about Citi and has not been reviewed or approved by Citi.
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Healthcare Strength — Health coverage is described as comprehensive and reliable, with multiple medical, dental, vision, prescription, and mental-health options. Wellness programs, counseling, and preventive resources further reinforce health support.
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Retirement Support — Retirement planning is viewed as a standout, with dollar-for-dollar matching up to 6% and, in some cases, an additional fixed contribution. These elements are positioned as competitive features of the total rewards package.
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Parental & Family Support — Family-support programs include parental leave, childcare and eldercare resources, backup-care assistance, and educational support. Part-time employees in some areas also access standard health and wellness benefits.
Citi Insights
What We Do
Citi's mission is to serve as a trusted partner to our clients by responsibly providing financial services that enable growth and economic progress. Our core activities are safeguarding assets, lending money, making payments and accessing the capital markets on behalf of our clients. We have 200 years of experience helping our clients meet the world's toughest challenges and embrace its greatest opportunities. We are Citi, the global bank – an institution connecting millions of people across hundreds of countries and cities.
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