Application Developer

Jobster LLC


Date: 2 weeks ago
City: Montreal, QC
Contract type: Contractor
Job Summary We are seeking a skilled and motivated Application Developer to join our Linear Rates Technology team. This role supports front-office systems for Fixed Income trading, offering direct exposure to trading desks, quantitative strategists, and other technology teams. You'll contribute to the development of the Firm’s next-generation Risk Calculation Environment (RICE)—a scalable, cross-asset platform that powers risk analytics and P&L reporting at global scale.
Key Responsibilities
  • Work closely with traders, quantitative strategists, QA, and IT teams to define technical and business requirements
  • Design and develop robust, scalable architectures for pricing, risk management, and market data applications
  • Write high-performance, maintainable code in Scala within one of the world’s largest Scala codebases
  • Support pre-trade pricing systems for quote generation and trade booking
  • Enhance risk systems for real-time and end-of-day P&L and risk metrics across multiple market scenarios
  • Contribute to the evolution of RICE, a compute grid of over 5,000+ virtual machines executing billions of risk calculations daily
  • Collaborate with enterprise technology groups such as RICE Core, FX, Credit, Optimus, Market Risk, and Enterprise Infrastructure
  • Guide QA teams on integration test design and validation strategies
  • Perform production validation and ensure post-deployment stability for mission-critical systems
  • Participate in peer code reviews, knowledge sharing, and Agile ceremonies
Required Qualifications
  • Proficient in Scala, Java, or other JVM-based languages
  • Strong understanding of distributed systems, system architecture, and concurrent programming
  • Demonstrated ability to write performant and reliable software in a large, complex codebase
  • Knowledge of Fixed Income products and/or derivatives
  • Experience working in front-office environments with direct trader and quant interaction
  • Excellent problem-solving skills and meticulous attention to detail
  • Effective verbal and written communication in fast-paced, high-stakes environments
Preferred Qualifications
  • Experience with high-performance computing, compute grids, or real-time systems
  • Exposure to market data feeds, pricing engines, or risk/P&L platforms
  • Familiarity with Agile development practices and DevOps workflows
  • Prior work in capital markets technology or financial risk infrastructure

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