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Design and build the next generation library for deep learning within the firm. Empower researchers to iterate faster and perform experiments that were not possible before. Work with HPC experts to optimize workflows and deliver improvements in training speed and cost savings.

The Senior Research Engineer will curate and manage large-scale structured and unstructured data, collaborating with researchers to produce valuable datasets and automate data pipelines. Responsibilities include data extraction, cleaning, query design, and developing analytical infrastructure, all aimed at enhancing business outcomes through data-driven insights.

Quantitative Developers/Research Engineers at Citadel Securities will design, develop, test, and deploy software solutions for automated trading systems. Partnering with Quantitative Researchers, they will leverage statistical techniques to enhance trading software efficiency and effectiveness.

The C++ Software Engineer will develop and maintain a powerful trading platform, focusing on performance, functionality, and stability while collaborating with business leaders to deliver custom solutions and analyze complex problems.

The Site Reliability Engineer will support first line problem diagnosis in real-time distributed environments, oversee large-scale application capacity planning and deployment, and assist in application migrations and upgrades, collaborating effectively with teammates and maintaining clear communication in a fast-paced environment.

As a Quantitative Researcher at Citadel Securities, you will conduct research, statistical analyses, and work with large data sets to develop and test trading strategies. Your role involves backtesting trading models, implementing algorithms, and improving mathematical models for market prediction.

As an FPGA Engineer, you will work with business leaders to design and implement FPGA solutions for trading systems. Your role focuses on maximizing system performance to enhance algorithmic trading capabilities through efficient signal generation and order execution.