C# (.net) 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 Equities Technology

Jefferies’ Equities Technology team builds and runs global, real-time trading and risk platforms across the full equities product spectrum—cash equities, portfolio/algo trading, central risk books, listed & OTC derivatives, convertibles, swaps, and ETF/basket trading. The team supports front-office workflows end-to-end, including order management, quantitative trading, real-time position and risk, AI/ML analytics, trade lifecycle processing, and regulatory/customer reporting.

Operating in a 24x7 follow-the-sun model across major trading hubs, the India Technology Innovation Hub will be a core engineering center working closely with New York, London, Hong Kong, and other regions to build and enhance high-performance, scalable systems using technologies such as Python, Java, C++/C#, cloud, modern visualization, low-latency messaging, and in-memory data stores.

Role Overview

We are seeking a technically strong and motivated C# Developer to join the Securities Finance Technology team within Jefferies’ Equities – Prime Services division. You will help design, build, and support strategic trading and servicing systems that power a global Securities Borrowing & Lending (SBL) business. The role involves close collaboration with trading, operations, and technology stakeholders, with opportunities to work across modern cloud-native architecture and high-performance platforms.

Key Responsibilities

• Design, develop, and maintain core in-house Securities Borrowing & Lending (SBL) platforms and related services.
• Deliver new features and enhancements across server-side and client-side components using C# and .NET (Core/Framework).
• Partner with developers, product stakeholders, and users to clarify requirements, prioritize work, and deliver high-impact outcomes.
• Build and maintain automated tests (unit/integration) and support UAT/business testing activities.
• Participate in code reviews, contribute to engineering standards, and drive continuous improvements in code quality, reliability, and SDLC practices.
Support production systems as needed, including troubleshooting, root-cause analysis, and incident remediation.

Required Qualifications

• Strong proficiency in C#, with hands-on experience in .NET Core and/or .NET Framework (server-side and client-side development).
• Working knowledge of AWS, including EKS, EC2, S3, SQS, and SNS.
• Strong SQL skills; experience with Microsoft SQL Server preferred.
• Familiarity with modern engineering tools and workflows, including Kafka, RabbitMQ, Jira, Bitbucket, and Bamboo.
• Experience using GitHub Copilot effectively within a development workflow.
Strong communication skills, ownership mindset, and ability to collaborate across teams.

Preferred Qualifications

• Prior experience or understanding of Securities Lending / Securities Finance or related products (e.g., Equity Swaps).
• Exposure to Java and/or Python.
Familiarity with Airflow, Snowflake, and AWS QuickSight.

What You’ll Bring

• Strong problem-solving skills and attention to detail in a production-focused environment.
• Ability to work effectively in a global team and deliver under time-sensitive business priorities.
• Interest in building resilient, scalable systems for a high-throughput financial platform.
  
  #LI-SK1