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174 current jobs in London.

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  • CitiLondonhybrid

    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…

  • ZandersLondonhybrid

    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…

  • Paragon Alpha - Hedge Fund Talent BusinessLondonon-site£100,000–£200,000 / year

    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…

  • Paragon Alpha - Hedge Fund Talent BusinessLondonhybrid£100,000–£200,000 / year

    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…

  • Paragon Alpha - Hedge Fund Talent BusinessLondonon-site£100,000–£200,000 / year

    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…

  • QenexusLondonon-site

    Build and evolve the quantitative trading platform, converting researchers' strategies into production systems. Collaborate with quantitative researchers and portfolio managers to improve workflows, tooling, and enginee…

  • Vallum AssociatesLondonhybrid

    Develop and optimize ultra-low-latency applications and real-time market data distribution systems for high-performance trading platforms. Improve system performance and collaborate with trading, quantitative, and engin…

  • Paragon Alpha - Hedge Fund Talent BusinessLondonon-site£200,000–£300,000 / year

    Build and enhance risk, P&L, valuation, and trading platforms used by commodities investment teams. Partner directly with portfolio managers, traders, and other front-office stakeholders to deliver technology solutions.…

  • FionicsLondonremote$150,000–$800,000 / year

    Build trading systems and market data infrastructure, along with platforms and tools for quantitative research. Optimize performance-critical financial applications. Requires at least two years of software engineering e…

  • FionicsLondonremote$180,000–$2,000,000 / year

    Build low-latency trading systems and infrastructure, along with quantitative libraries and research platforms. Optimize execution algorithms and risk systems. Requires at least two years of quantitative development or…

  • FionicsLondonon-site

    Build and ship production systems that support live DeFi trading. Own engineering work end to end and solve technically demanding problems as part of a lean team. Candidates should have strong software engineering exper…

  • FionicsLondonon-site

    Join the six-person core team supporting a large DeFi trading operation and ship software to production. Work as an individual contributor on technically challenging problems, with a potential path toward a hybrid trade…

  • McGregor BoyallLondonon-site£160,000–£180,000 / year

    Develop and optimize high-performance, low-latency C++ trading systems and implement pricing, market-making, hedging, and execution strategies. Collaborate with traders and researchers to turn trading requirements into…

  • Selby JenningsLondonon-site

    Build and enhance research platforms, analytical tools, simulation environments, backtesting capabilities, and modeling frameworks in partnership with quantitative researchers. Develop scalable Python-based data applica…

  • NJF Global Holdings LtdLondonon-site$250,000–$300,000 / year

    Build and enhance C++ trading systems and platforms, optimizing them for low latency, high performance, stability, and reliability. Collaborate with quants and traders across teams to set priorities and deliver tailored…

  • G-ResearchLondonon-site

    Build and maintain high-performance platforms and tools that support quantitative research and trading, including trading systems, modelling capabilities, simulation frameworks, and research tooling. Partner with resear…

  • Tempest Vane PartnersLondonon-site£80,000–£100,000 / year

    Build and maintain the portfolio management platform, frameworks, and data layers used by trading teams across asset classes. Develop containerized C# applications and platform capabilities for storing, transforming, an…