> Markdown version of [/jobs/ext/492247-quantitative-developer-guas](https://www.wearedevelopers.com/jobs/ext/492247-quantitative-developer-guas). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Quantitative Developer, GUAS - **Company:** D. E. SHAW & CO., L.P. - **Location:** New York, NY, United States - **Experience:** Experienced - **Salary:** $275,000.0 - **Contract:** Permanent contract - **Skills:** Java (Programming Language), Algorithmic Trading, Unit Testing, Bash Shell, Unix, C++ (Programming Language), Profiling, Code Review, Computer Programming, Data Integrity, Statistical Hypothesis Testing, Python (Programming Language), Linear Regression, Performance Tuning, Software Engineering, Data Storage Technologies, Real Time Systems, Prompt Engineering, Information Technology - **Published:** June 6, 2026 - **Apply:** https://www.indeed.com/viewjob?jk=a3e22ec0367f669d ## About the Role Do you have experience in Unit testing?, Do you have a Bachelor's degree?, A bachelor's degree in computer science or a related field of study. Three years of experience working with: ETF prospectuses and NAV modelling; convertible bonds; stock short sale volume data; order entry protocols including FIX, Nasdaq OUCH, and NYSE Pillar; developing generative AI tools with LangChain and prompt engineering; real-time Equities trading systems support; performance optimization techniques in Java and Python, including profilers and numba; statistical data analysis, including linear regression and significance testing; optimizing data storage for read/write performance on distributed workloads; building market simulators for backtesting trading strategies and forecasts; building monitoring software for data integrity and coverage; the full software development life cycle, including unit testing, code review, and post-deployment validation; and, programming experience in Python, Java, C++, and bash on UNIX systems. ## Description Join our GUAS team in New York The D. E. Shaw group seeks talented quantitative developers to join its GUAS team. This team focuses on developing and enhancing a sophisticated trading system that is integral to the firm's various trading strategies and activities. This role offers the opportunity to be part of a collaborative, engaging, and inclusive working environment. What you'll do day-to-day * Apply mathematical techniques to research, develop, and maintain software that implements statistical models, investing, and trading for computerized financial strategies. * Generate ideas, define research agendas, conduct modeling research, and create and improve investment systems. * Design, develop, and deploy distributed real-time systems and tools to support Equities trading, back office activities, and trading systems support engineers in day-to-day operations. * Provide real-time trading systems operational support through on-call rotations., The D. E. Shaw group may transfer such personal information within and outside the country and jurisdiction of the locations where the D. E. Shaw group maintains offices, to other D. E. Shaw group affiliates, to government and regulatory authorities, and to third parties which provide or may provide support and/or services to the D. E. Shaw group and for the purposes set forth above. The persons who may have access to this personal information are other employees of the D. E. Shaw group, in connection with the performance of their duties of employment, and the other parties listed above, in connection with the business of the D. E. Shaw group. 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