Full Stack Developer

Innovation Hub Overview Jefferies is creating a Technology Innovation Hub in Pune, a greenfield opportunity to build the systems that power global markets. As our first India technology center, this hub brings together hands on builders who engineer the platforms behind Jefferies’ growth across capital markets, investment banking, and institutional securities. We’re scaling toward an elite team of 500 engineers while maintaining the agility, ownership, and meritocratic spirit that defines Jefferies. From cloud and data to AI, risk, and core business technologies, teams in Pune will lead high impact work with a global mandate. IT Corporate Technology Corporate Technology powers Jefferies’ enterprise operations, enabling front-, middle-, and back-office teams to run efficiently, securely, and in compliance at scale. The group delivers and supports integrated platforms across HR, Finance, Compliance & Legal, Treasury, Client Onboarding, Operations, Centralized Data Services, Regulatory Reporting, Loan Operations, and FX Trading, while also leading firmwide digitalization initiatives focused on automation and process efficiency. The team uses modern technology stack—including AWS and Azure, Snowflake, Qlik Sense, and best-in-class vendor solutions—to build next-generation capabilities in AI/ML, enterprise analytics, and process automation (RPA and low-code/no-code). Roles in Corporate Technology offer hands-on work with cloud, data, and automation platforms, close collaboration with engineers, product managers, and business stakeholders, and end-to-end exposure to how a global financial services firm operates Job Summary We are seeking a skilled and detail-oriented Full Stack Developer to join our cross-functional Agile team. In this role, you will be responsible for designing, building, and maintaining scalable end-to-end applications, developing responsive user interfaces with React, backend services in Python, and real-time data pipelines using Kafka. The role requires strong system design skills and close collaboration across frontend, backend, and platform teams. You will collaborate closely with backend and frontend engineers, product managers, and analysts to create analytics-ready data models that power application features, reporting, and strategic insights. This is an exciting opportunity for someone who values clean data design, modern tooling, and working at the intersection of engineering and business. Key Responsibilities Develop responsive, high-performance UIs using React Build reusable components and manage application state Integrate REST and/or GraphQL APIs Ensure accessibility, usability, and cross-browser compatibility Design and develop backend services and APIs using Python Implement business logic, authentication, and authorization Work with cloud databases (Snowflake) Write clean, testable, and maintainable code Design and maintain Kafka producers and consumers Build event-driven architectures and real-time data pipelines Ensure message reliability, ordering, and fault tolerance Monitor and troubleshoot Kafka clusters and streams Work closely with analysts and stakeholders to gather data requirements and translate them into reliable data models. Participate in system design and architecture discussions Write unit, integration, and end-to-end tests Optimize application performance and scalability Support CI/CD pipelines and deployments Maintain documentation and coding standards Participate in Agile ceremonies (e.g., stand-ups, sprint planning) Mandatory Qualifications & Skills Strong experience with React (hooks, component lifecycle, state management) Strong experience with Python (FastAPI, Flask, or Django) Hands-on experience with Apache Kafka Experience building RESTful APIs Proficiency with SQL and relational databases Familiarity with Git-based version control workflows. Event-driven and microservices architectures Asynchronous processing and messaging patterns API design and versioning Performance tuning and scalability Experience with TypeScript Knowledge of Docker and Kubernetes Cloud experience (AWS) Experience with schema registries and stream processing (Kafka Streams) Familiarity with monitoring tools (Grafana) Exposure to security best practices (OAuth, JWT) Strong communication and collaboration skills, with the ability to work across engineering and business teams. Experience working in Agile/Scrum environments and managing work using Jira . Education & Experience Bachelor’s degree in computer science or related field. A strong sense of ownership, documentation habits, and attention to data quality and performance.