Search the 28 jobs at Citadel Securities

The ML/Research Engineer will enhance the deep learning library at Citadel Securities, collaborating with researchers to add functionality and optimize workflows for improved training speeds and cost efficiency.

The High Performance Computing Engineer will support quantitative research and trading through the design and enhancement of proprietary libraries and ML pipelines, focusing on improving computing efficiency and resolving performance bottlenecks in cloud environments.

As a Research Engineer, you will design and develop high-performance Alpha and AI infrastructure. You will collaborate with researchers to enhance functionalities, optimize solutions, and maintain production systems, while leveraging advanced AI algorithms.

Senior Python Software Engineers design, develop, test, and deploy software solutions to optimize performance and efficiency across the firm. They work closely with business leaders, analyze complex problems, and provide support for trading activities while focusing on innovative technology solutions.

The Launch Internship is an eleven-week program for engineering students to gain experience in the finance industry. Interns collaborate with experienced teams on technical projects impacting capital markets, while also developing skills in technologies like machine learning and web frameworks.

As a Software Engineer Intern at Citadel Securities, you will collaborate in small teams to develop high-performance technological tools and platforms that support trading strategies, while engaging with senior team members and networking with peers. The internship lasts 11 weeks and encourages innovative problem-solving in a fast-paced environment.

As a Quantitative Research Analyst at Citadel Securities, you will develop and test automated trading strategies, utilizing statistical techniques and data analysis to improve trading signals. Responsibilities include creating mathematical models, backtesting strategies, and managing research projects.

As a Quantitative Trading Intern at Citadel Securities, you will learn about financial markets, apply statistical techniques to trading, and innovate using advanced trading platforms while collaborating with experienced professionals during an 11-week program.

As a Software Engineer at Citadel Securities, you'll develop tools that realize trading strategies, create high-performance research platforms, and collaborate in small teams to innovate in finance technology.

As a Quantitative Researcher, you'll develop and test automated trading strategies using complex statistical techniques and algorithms. You'll conduct research, analyze data, back test trading models, and innovate using unconventional data sources within a fast-paced environment.

As a Trading Fundamental Analyst Intern at Citadel Securities, you will develop a strong understanding of financial markets and collaborate with traders to identify pricing inefficiencies. Your role includes transforming unstructured data into actionable insights and monitoring market trends within a specific sector.

As a Quantitative Researcher intern, you'll conceptualize valuation strategies, develop mathematical models, and implement trading algorithms. Responsibilities include back testing models, conducting statistical analyses, and utilizing unconventional data sources to enhance trading strategies, all while collaborating with senior members of the team.

Create technological tools, develop high-performance research platforms, work in small teams to build the future of finance

Develop in-depth fundamental knowledge of a sector or industry, identify pricing inefficiencies, collaborate with traders, own the information space by monitoring marketplace trends.

Senior Research Engineer responsible for data curation, data assimilation, and translating high-level queries into efficient back-end queries on large-scale data collections. Key in enriching alpha signals for systematic business. Collaborates with QR teams and business operations to identify promising datasets globally. Develops custom data pipelines, tools, and analytical infrastructure.

Create next-generation software to support business areas, optimize performance, and efficiency. Build, maintain, and support trading platforms. Design and deploy software solutions. Analyze complex problems and provide timely systems support for trading activities.

Responsible for managing trade order lifecycle and workflow to optimize client experience. Works with sales traders, quantitative researchers, and development teams across various asset classes. Designs and enhances trading workflows and tools using data analysis methods to drive profitability and market share.

As a Senior Network Engineer at Citadel Securities, you will design and maintain low-latency network infrastructure for high-performance trading systems, optimize network performance, troubleshoot issues, ensure network security, collaborate with teams, and stay updated with industry trends. Proven experience in high-frequency trading or financial services is required, along with knowledge of network protocols, topologies, and architectures.

Conduct research and statistical analyses on securities, work with large data sets, develop mathematical models, and implement trading strategies in a live environment.

Site Reliability Engineer role at Citadel Securities with responsibilities including system troubleshooting, capacity planning, and application deployment. Requires 3+ years of experience, knowledge of network systems, scripting languages, and trading desk support. Experience in Python development and operating system performance tuning preferred. Must have good collaboration and communication skills.