Design, develop, and optimize Citi's ultra-low-latency risk engine for cash equities, including real-time pre-trade checks, position limits, and exposure controls integrated into the electronic execution platform. Lead…
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Design, develop, and maintain Citi’s high-performance, low-latency APAC electronic execution platform, including algorithmic trading, smart order routing, connectivity, and market data processing. Collaborate with trade…
Provide Level 2 production support for mission-critical equities electronic trading applications, monitoring systems and platforms, investigating issues, and ensuring resolution within service-level agreements. Coordina…
Lead the design, development, and optimization of Citi’s low-latency Smart Order Router, including routing logic, venue analysis, performance, and system stability. Collaborate with product, quantitative research, and t…
Lead the design, development, and maintenance of Citi’s next-generation low-latency electronic execution platform, including algorithmic trading, smart order routing, connectivity, and market data systems. Collaborate w…
Lead the development and integration of low-latency application frameworks and algorithmic trading utilities, primarily using Java or Rust, for event-sourced microservices operating at microsecond response times. Analyz…
Lead hands-on development of low-latency trading systems and application frameworks, primarily in Rust or Java, including event-sourced microservices and market-data replay and simulation utilities. Analyze complex syst…
Research market microstructure, order book dynamics, and liquidity, and analyze execution costs and post-trade performance attribution. Develop and optimize high-performance models and tools in C++ and Python, using res…
Build and operate the firm’s risk technology platforms, including risk calculation services, real-time monitoring, data pipelines, APIs, dashboards, and productionized risk models. Ensure system reliability, performance…
Help the proprietary trading firm scale as a mid-level Quantitative Developer. The posting does not specify further day-to-day responsibilities. Requires a bachelor's degree in Mathematics, Statistics, or a related fiel…
Design, develop, implement, and test production-quality pricing and risk libraries, translating quantitative methods into efficient, scalable code. Optimize compute-intensive workloads, contribute to technical decisions…
Support the deployment, configuration, maintenance, security, and performance of Linux server fleets for colocation trading workloads, while improving automation, observability, and reliability. Participate in incident…
Design, develop, and modernize global client connectivity trading systems, delivering client and regulatory functionality while improving performance, reliability, and maintainability. Contribute to architecture and Dev…
You will design, develop, and optimize high-performance pricing and risk libraries for financial institutions. This involves translating complex quantitative methods into fast, robust code and managing client deliverabl…
Develop low-latency exchange connectivity, trading algorithms, and core components for in-house trading systems, including quoting, hedging, and arbitrage for listed derivatives and delta-one products. Collaborate with…
Design and improve workload scheduling, fleet management, clustered file systems, software lifecycle tooling, and platform reliability for large-scale compute environments. Investigate and tune kernel and network perfor…
Design and improve workload scheduling and fleet management for large compute environments, while contributing to clustered file systems, software lifecycle tooling, and platform reliability. Investigate and tune kernel…
Join a central trading team at a multi-strategy quantitative hedge fund and help deploy machine learning models within systematic trading strategies. Apply expertise across the machine learning lifecycle, including data…
Support the trading and platform divisions of a quantitative trading firm. Work across the technology stack with containers, cloud infrastructure, and automation to support mid-frequency and high-frequency trading strat…
Build the execution stack, trading systems, and systematic infrastructure for the hedge fund’s FX trading strategy. Co-own the infrastructure of a new trading desk and support systems that directly contribute to the por…