Python Developer

1 week ago


New York, United States Avant Tech Full time

Job Title: Senior Python Developer

Our Client is a leading financial company in the Industry, we are looking for Python Developers on their behalf.


The Equities technology team at Citi is seeking a collaborative and hands-on Senior Python Lead Developer to build advanced quantitative analytics and trading signals for front-office business desks. As this is a rapidly growing and high-priority area, there has been significant investment from the Equities Cash, Derivatives, and Prime businesses. In 2025, the platform will be expanded to include a fast time-series data store, scalable real-time streaming pipelines, and an event-driven backtester.

Key Responsibilities:

  • Collaborate closely with quantitative analysts and traders across multiple trading desks to design, develop, deploy, and support innovative business solutions.
  • Work in an agile global team environment, leveraging strong communication skills to facilitate collaboration and project delivery.
  • Lead the development of systems that handle high-performance, data-driven analytics and trading operations.

Required Skills:

  • Proven experience in developing and designing high-quality, data-driven enterprise-wide systems.
  • Proficiency with Python data engineering stack: Pandas, Parquet, FastAPI, Jupyter, Airflow, Streamlit, Ray.
  • Expertise in working with high-performance data stores and query engines such as Trino and Snowflake.
  • Experience with real-time streaming analytics technologies like Kafka or Flink.
  • Strong knowledge of cloud container technologies such as AWS, Azure, GCP, Docker, or Kubernetes.

Desired Skills:

  • Familiarity with financial concepts, particularly in Equities, Options, and Futures.
  • Experience in full-stack HTML5 web development.
  • Knowledge of Generative AI and prompt engineering techniques.


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