Senior Python Developer and Tech Lead – Equity Derivatives Analytics

The Applications Development Technology Lead Analyst is a senior level position responsible for establishing and implementing new or revised application systems and programs in coordination with the Technology team.

The Equities technology team in Citi is seeking a collaborative, hands-on Python Lead developer to build quantitative analytics and trading signals for front office business desks. This is a rapidly growing and high-priority area, and the growth in users and use-cases has warranted new investment from the Equities Cash, Derivatives and Prime businesses. In 2025, the platform capabilities will be expanded to include a fast timeseries data store, scalable real time streaming pipelines, and an event driven back tester.

Responsibilities:

• Partner with multiple management teams to ensure appropriate integration of functions to meet goals as well as identify and define necessary system enhancements to deploy new products and process improvements

• Resolve variety of high impact problems/projects through in-depth evaluation of complex business processes, system processes, and industry standards

• Provide expertise in area and advanced knowledge of applications programming and ensure application design adheres to the overall architecture blueprint

• Utilize advanced knowledge of system flow and develop standards for coding, testing, debugging, and implementation

• Develop comprehensive knowledge of how areas of business, such as architecture and infrastructure, integrate to accomplish business goals

• Provide in-depth analysis with interpretive thinking to define issues and develop innovative solutions

• Serve as advisor or coach to mid-level developers and analysts, allocating work as necessary

• 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:

• 6-10 years of relevant experience in Apps Development or systems analysis role

• 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

As a Lead Developer, you are required to:

• Work closely with quants and traders on multiple trading desks to design, develop, deploy and support new innovative business solutions

• Work within a global team in an agile environment, so strong communications skills are very important

Skills required:

• Experience developing/designing high quality data-driven enterprise-wide systems

• Python data engineering stack: Pandas/Parquet/FastAPI/Jupyter/Airflow/Streamlit/Ray

• Experience with high-performance data stores and query engines like Trino/Snowflake

• Experience with real-time streaming analytics tech like Kafka / Flink

• Experience with cloud container technologies, e.g. AWS, Azure, GCP, Docker, or Kubernetes

Skills desired:

• Experience with financial concepts such as Equities / Options / Futures

• Full stack HTML5 Web development experience

• Generative AI Prompt engineering knowledge

Education:

• Bachelor’s degree/University degree or equivalent experience

• Master’s degree preferred

This job description provides a high-level review of the types of work performed. Other job-related duties may be assigned as required.

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Citi is an equal opportunity and affirmative action employer.

Qualified applicants will receive consideration without regard to their race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or status as a protected veteran.

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