Senior Python Engineer

Responsibilities

• Design, develop and maintain production-grade Python applications and APIs.
• Refactor and modernize Python/Excel tools built by business teams: add tests, structure, security and observability.
• Work directly with portfolio managers and front-office users to clarify requirements and validate results.
• Build data-intensive and analytics features on SQL and cloud data platforms.
• Contribute to CI/CD, automated testing and code reviews.
• Apply AI-assisted development practices where they improve speed and quality.

Requirements

• 5+ years of hands-on, production Python development. 
• ETF or investment front-office experience (asset management, investment banking, capital markets). At minimum, you have worked directly with portfolio managers or traders.
• Experience modernizing legacy or business-built applications.
• Strong SQL and experience with cloud platforms (AWS preferred).
• API design and integration, automated testing, CI/CD, Git.
• You gather requirements directly from business users and communicate clearly with non-technical stakeholders.

Nice to have

• Fixed income ETFs, portfolio management or investment analytics.
• Aladdin, BNY or comparable investment platforms.
• Snowflake, Redshift, Databricks or BigQuery.
• AI-enabled development, agentic workflows, AI-assisted SDLC.