Market Data Sr Developer - Python and.Net - Assistant Vice President

Overview

The Fixed Income Technology team is a dynamic and fast‑paced group responsible for developing and maintaining trading, pricing, and risk management systems that support the firm’s global fixed‑income business. The team works directly with traders, quantitative analysts, and risk managers to deliver innovative solutions that provide a competitive edge in the market.

Key Responsibilities

• Application Development: Design, build, test, and deploy high‑quality, scalable, full‑stack applications for fixed‑income trading and risk management.
• Front‑End Development: Create intuitive, responsive, high‑performance user interfaces using modern web technologies (React, Angular) to visualize market data and workflows.
• Back‑End Development: Develop resilient server‑side logic, microservices, and APIs to handle trade processing, data management, and integration with internal and external systems.
• Collaboration: Work closely with traders, quants, and business analysts to gather requirements, understand complex financial workflows, and translate them into technical solutions.
• System Design: Participate in architectural design discussions and contribute to the overall vision and strategy for the technology platform.
• Code Quality: Write clean, maintainable, well‑documented code and participate in code reviews to ensure high standards of quality and consistency.
• Database Management: Design and manage database schemas and write efficient queries for both SQL and NoSQL databases.
• Production Support: Provide timely support for production applications, troubleshoot issues, and ensure system stability and performance.
• Agile Practices: Actively participate in an Agile development environment, including sprint planning, daily stand‑ups, and retrospectives.

Required Skills and Qualifications

• Education : Bachelor’s or Master’s degree in Computer Science, Engineering, or a related technical field.
• Experience : 8+ years of professional software‑development experience; proven track record as a full‑stack developer.
• Front‑End :
  • Strong proficiency in JavaScript/TypeScript, HTML5, and CSS3.
  • Hands‑on experience with at least one modern front‑end framework (React or Angular).
• Back‑End :
  • Strong proficiency in C# (.NET Core) and intermediate knowledge of Python.
  • Experience designing and building RESTful APIs and microservices.
  • Knowledge of Java (Spring Boot) is a bonus.
• Databases :
  • Solid experience with relational databases (PostgreSQL, SQL Server, Oracle), including schema design and query optimization.
  • Experience with NoSQL databases (MongoDB, Redis, Cassandra).
• DevOps :
  • Proficiency with version control systems, primarily Git.
  • Experience with CI/CD pipelines and tools (Jenkins, Tekton, Harness).
  • Familiarity with containerization (Docker) and orchestration (Kubernetes).
• Soft Skills :
  • Excellent problem‑solving and analytical skills.
  • Strong communication and interpersonal skills.
  • Ability to work under pressure in a fast‑paced environment.

Preferred Qualifications

• Domain Knowledge: Prior experience in financial services, especially fixed‑income or other capital‑markets domains.
• Cloud Computing: Experience deploying applications on a major cloud platform (AWS, Azure, GCP).
• Messaging Systems: Experience with real‑time messaging technologies (Kafka, RabbitMQ, Solace).
• Performance Tuning: Experience with low‑latency programming, multithreading, and performance optimization.
• Testing: Strong believer in automated testing; experience with TDD/BDD practices.

Equal Opportunity Employment

Citi is an equal‑opportunity employer. Qualified candidates will receive consideration without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, protected veteran status, or any other characteristic protected by law. Please see Citi’s EEO Policy Statement.