Python Developer

Job Description Insight Global is seeking a Software Developer for our client's Quantitative & Technology Services (QTS) team, supporting the Market Data Services applications platform. This platform delivers end-of-day market data feeds across multiple capital markets businesses, used to calculate Risk and PnL. This is a fast-paced environment with frequently evolving requirements, where the developer will work closely with the Development Lead/Manager, business partners, and cross-functional technology groups to deliver high-quality products and drive continuous improvement across processes, application design, and execution. Day-to-Day Responsibilities Build solutions that support and execute the core EOD data flow processes Design, develop, and maintain reusable components for data management and job execution Participate in requirements gathering sessions with business stakeholders and technology groups; produce use case analysis and solution designs Provide development support and Level 2 production support alongside the team Proactively identify operational risks and control deficiencies within the business Review and comply with firm policies applicable to business activities Escalate operational risk events, control deficiencies, and identified risks to line management and relevant risk/control functions in a timely manner Must Haves 7+ years of hands-on development experience in Python, PySpark, Django, distributed databases, caching, REST APIs, and database technologies 3+ years of experience with middleware messaging technologies (Solace, JMS) 3+ years of experience working with Big Data technologies (Hadoop, Data Lake) Strong working knowledge of design patterns, data structures, algorithms, and OO concepts Experience with version control (GitHub, Jenkins) and build tools (Maven) Excellent communication skills, with the ability to interface with a highly engaged client group under pressure in a fast-paced environment Self-motivated, able to work independently and pick up new technologies/business knowledge quickly Linux/Windows systems experience Plusses Experience with HTML5 or ReactJS Experience with Gen AI tools (Copilot, Windsurf, Claude Code) for code generation, test creation, and debugging Test-Driven Development experience Prior experience with End-of-Day market data across capital markets lines of business Understanding of Reuters/Bloomberg market data feeds for interest rate derivative products Disclosure: AI is used in the recruitment process for this role