Senior Python Developer

Title: Python DeveloperJob Type: Full time/Contract (12-18 Months)Pay Range: $60-$65/hr on W2We are seeking a Senior Software Developer to join our team. The successful candidate will play a hands-on development role, contributing to the design, build, and enhancement of mission-critical applications.- Serve as a hands-on senior developer primarily using Python, PySpark, Spark, Hadoop contributing to core components of applications.- Design, develop, and maintain scalable, high-performance applications with a focus on reliability and regulatory compliance.- Own and manage assigned JIRA stories, ensuring timely and high-quality delivery aligned with monthly release cycles.- Develop and support solutions within the Quartz platform, addressing audit findings and surveillance control enhancements.- Build and consume REST services and collaborate on full-stack UI development using modern frontend technologies.- Analyze complex domain-specific datasets to support surveillance, risk, and monitoring use cases.- Participate in code reviews, architectural discussions, and continuous improvement initiativesRequired:- 5+ years of hands-on programming experience in an object-oriented language- Proven, production-level Python development experience- 3+ years of strong expertise in Hadoop, Apache Spark/ PySpark, building scalable distributed data processing pipelines for large-scale batch and streaming datasets- 3+ years of strong hands-on experience with Hadoop ecosystem tools including HDFS and Hive- 3+ years of experience as a senior developer supporting front-office applications within banking or financial services- 3+ years of experience as a quantitative researcher and/or developer, with the ability to analyze complex domain-specific data- 3+ years of experience in REST services, ReactJS, or full-stack application development- Strong experience with both Object Databases and Relational Databases- Solid understanding of software development lifecycle (SDLC), version control, and CI/CD practicesDesired:- Knowledge of Fixed Income, Equity products and related market structures- 2+ years of experience developing risk and pricing applications- Experience or strong understanding of Trade Surveillance, Market Misconduct, and Global Markets Compliance