Citadel Securities

Job Description At Citadel Securities, a leading global market maker, our team of quantitative researchers models the markets and brings trading strategies to life every day. Specifically, the goal of this team is to leverage and tailor the state-of-the-art machine learning and AI algorithms to modernize the quantitative trading industry. We're looking for extraordinary and highly motivated researchers who are excited about solving challenging problems and iterating in a fast-paced environment. As an intern, you'll dive into research through an 11 week program that will allow you to collaborate and connect with senior team members. In addition, you'll get the opportunity to network and socialize with peers throughout the internship. Our signature internship program takes place June through August. Occasionally, we can be flexible to other times of the year. You will be able to indicate your timing preference in the application. Your Objectives - Use statistics, machine learning or AI (e.g. deep learning, NLP) to extract patterns from various kinds of datasets through innovative and rigorous research - Implement algorithms in high-quality code - Work with large data sets, including unconventional and unstructured data sources - Back-test models and document research findings Your Skills & Talents - PhD degree in mathematics, statistics, physics, computer science, or another highly quantitative field - Advanced training and strong research track record in statistics, machine learning, AI, or another highly quantitative field - Hands on programming experience in scripting (e.g. Python) and/or compiled languages (e.g. C++) - A background demonstrating strong problem-solving skills - An ability to communicate advanced concepts in a concise and logical way - Proficiency in creating and using algorithms to meticulously investigate and work through large data or error-checking problems Opportunities available in Hong Kong and Singapore. We collect and use personal data in accordance with our Privacy Policy. We retain data on prospective candidates and may consider suitability for alternative opportunities at Citadel. For more information, see our Privacy Policy. About Citadel Securities Citadel Securities is a technology-driven, next-generation global market maker. We provide institutional and retail investors with world-class liquidity, competitive pricing and seamless front-to-back execution in a broad array of financial products. Our teams of engineers, traders and researchers harness leading-edge quantitative research and the accelerating power of compute, machine learning and AI to power our analytics and tackle the market's and our clients' most critical challenges. Together, we are forging the future of capital markets. For more information, visit citadelsecurities.com .

Job Description At Citadel Securities, a leading global market maker, our team of quantitative researchers models the markets and brings trading strategies to life every day. Specifically, the goal of this team is to leverage and tailor the state-of-the-art machine learning and AI algorithms to modernize the quantitative trading industry. We're looking for extraordinary and highly motivated researchers who are excited about solving challenging problems and iterating in a fast-paced environment. Your Objectives - Use statistics, machine learning or AI (e.g. deep learning, NLP) to extract patterns from various kinds of datasets through innovative and rigorous research - Implement algorithms in high-quality code - Work with large data sets, including unconventional and unstructured data sources - Back-test models and document research findings Your Skills & Talents - PhD degree in mathematics, statistics, physics, computer science, or another highly quantitative field - Advanced training and strong research track record in statistics, machine learning, AI, or another highly quantitative field - Prior experience working in a data driven research environment. Detail oriented and can deep dive into the data. - Hands on programming experience in scripting (e.g. Python) and/or compiled languages (e.g. C++) - A background demonstrating strong problem-solving skills - An ability to communicate advanced concepts in a concise and logical way - Proficiency in creating and using algorithms to meticulously investigate and work through large data or error-checking problems Opportunities available in Singapore and Hong Kong. We collect and use personal data in accordance with our Privacy Policy . We retain data on prospective candidates and may consider suitability for alternative opportunities at Citadel. For more information, see our Privacy Policy. About Citadel Securities Citadel Securities is a technology-driven, next-generation global market maker. We provide institutional and retail investors with world-class liquidity, competitive pricing and seamless front-to-back execution in a broad array of financial products. Our teams of engineers, traders and researchers harness leading-edge quantitative research and the accelerating power of compute, machine learning and AI to power our analytics and tackle the market's and our clients' most critical challenges. Together, we are forging the future of capital markets. For more information, visit citadelsecurities.com .

Job Description Role Overview: As a Kdb+/Q Engineer within our Global Trading Applications team, you will design and build data and analytics platforms that power trading and quantitative research across global markets. Working closely with traders, quantitative researchers, and engineers, you will develop high-performance solutions for real-time and historical market data at significant scale. This role offers the opportunity to work on a large-scale Kdb+/Q environment supporting critical trading, research, and analytics workflows. Opportunities may be available from time to time in any location in which the business is based for suitable candidates. If you are interested in a career with Citadel, please share your details and we will contact you if there is a vacancy available. Responsibilities: - Design and build high-performance Kdb+/Q platforms that support real-time research, streaming - analytics, and trading workflows across global markets - Partner directly with traders, quantitative researchers, and engineers to deliver technology that drives - business outcomes - Develop scalable solutions for large-scale market data, time-series analytics, and distributed computing - challenges - Contribute to the architecture and evolution of our Global Trading Applications platform, which supports - trading, data, and analytics workflows across the firm - Drive engineering excellence through thoughtful design, automation, and operational best practices Qualifications: - Strong experience developing production applications using Kdb+/Q at scale - Experience building market data, analytics, electronic trading, or quantitative research platforms - Proficiency in one or more programming languages such as Python, Java, or C++ - Strong Linux and distributed systems knowledge - Ability to collaborate effectively with technical and front-office stakeholders - Bachelor's degree in Computer Science, Engineering, Mathematics, or a related technical field In accordance with applicable law, the base salary range for this role is $175,000 to $350,000. In addition, the employee who fills this role will be eligible to participate in a discretionary incentive compensation program, as well as a wide array of benefit programs, such as medical and life insurance, retirement and tax-free savings plans, and access to other healthcare programs. About Citadel Securities Citadel Securities is a technology-driven, next-generation global market maker. We provide institutional and retail investors with world-class liquidity, competitive pricing and seamless front-to-back execution in a broad array of financial products. Our teams of engineers, traders and researchers harness leading-edge quantitative research and the accelerating power of compute, machine learning and AI to power our analytics and tackle the market's and our clients' most critical challenges. Together, we are forging the future of capital markets. For more information, visit citadelsecurities.com .

Job Description Role Summary At Citadel Securities, a leading global market maker, our team of FPGA Engineers create next generation FPGA solutions to support ultra-low latency trading systems across the firm. FPGA Engineers work closely with business leaders to design and deploy FPGA solutions that help optimize trading system performance. Opportunities may be available from time to time in any location in which the business is based for suitable candidates. If you are interested in a career with Citadel, please share your details and we will contact you if there is a vacancy available. Objectives - Partner with business leaders to research, design, implement and deploy FPGA solutions across Citadel's trading businesses - Maximize trading system efficiency and performance to accelerate algorithmic trade signal generation and order execution Skills and Preferred Qualifications - A deep passion for technology, software, and hardware development - Bachelor's, Master's or PhD degree in Electrical Engineering, Computer Science, Computer Engineering or equivalent experience - Experienced and well-versed in System Verilog or VHDL (Python, C, Tcl, and bash a plus) - Experience in one or more of the following areas: Hardware Architecture, RTL Coding, Simulation, Systems Integration, Hardware Validation and Testing, FPGA Synthesis, and Static Analysis - Strong written and verbal communications skills In accordance with applicable law, the base salary range for this role is $125,000 to $350,000. In addition, the employee who fills this role will be eligible to participate in a discretionary incentive compensation program, as well as a wide array of benefit programs, such as medical and life insurance, retirement and tax-free savings plans, and access to other healthcare programs. About Citadel Securities Citadel Securities is a technology-driven, next-generation global market maker. We provide institutional and retail investors with world-class liquidity, competitive pricing and seamless front-to-back execution in a broad array of financial products. Our teams of engineers, traders and researchers harness leading-edge quantitative research and the accelerating power of compute, machine learning and AI to power our analytics and tackle the market's and our clients' most critical challenges. Together, we are forging the future of capital markets. For more information, visit citadelsecurities.com .

Job Description We're looking for driven innovators and optimizers who are excited about cutting-edge technology and making a measurable impact. If you're passionate, obsessed with performance, and excited to work where nanoseconds matter, read on. What You'll Do - Solve What Matters: Break down intricate challenges and deliver clear, elegant solutions that drive real world outcomes - Build and Scale: Design, build and maintain high performance systems that are the backbone of our trading infrastructure - Optimize Everything: Continuously push the limits of latency, reliability, and throughput in a distributed environment - Partner and Deliver: Collaborate directly with traders, researchers, and fellow engineers to deliver ideas into production - Own it in production: Take pride in running your code live - Monitoring, supporting and improving it every day What we are looking for - Deep experience in C++ with a passion for clean, performant code - A strong grasp of multithreading, concurrency, and distributed systems - Curiosity to explore how things work and a drive to improve them - Clear, thoughtful communication and the ability to thrive in a high ownership environment - Bachelor's (or higher) degree in a Computer Science, Engineering or related field - Background in Trading or finance is a plus but not a requirement Opportunities may be available from time to time in any location in which the business is based for suitable candidates. If you are interested in a career with Citadel Securities, please share your details and we will contact you if there is a vacancy available. About Citadel Securities Citadel Securities is a technology-driven, next-generation global market maker. We provide institutional and retail investors with world-class liquidity, competitive pricing and seamless front-to-back execution in a broad array of financial products. Our teams of engineers, traders and researchers harness leading-edge quantitative research and the accelerating power of compute, machine learning and AI to power our analytics and tackle the market's and our clients' most critical challenges. Together, we are forging the future of capital markets. For more information, visit citadelsecurities.com .

Job Description At Citadel Securities, a leading global market maker, our team of quantitative researchers models the markets and brings trading strategies to life every day. Specifically, this team develops and tests automated quant trading strategies using sophisticated statistical techniques. You'll get to challenge the impossible in quantitative research by applying sophisticated and complex statistical techniques to financial markets, some of the most complex data sets in the world. Your Objectives - Conceptualize valuation strategies, develop, and continuously improve upon mathematical models and help translate algorithms into code - Back test and implement trading models and signals in a live trading environment - Use unconventional data sources to drive innovation - Conduct research and statistical analysis to build and refine monetization systems for trading signals Your Skills & Talents - Bachelor's or master's degree in mathematics, statistics, physics, computer science, or another highly quantitative field - Strong knowledge of probability and statistics (e.g., machine learning, time-series analysis, pattern recognition, NLP) - Prior experience working in a data driven research environment - Experience with translating mathematical models and algorithms into code (Python, R or C++) - Independent research experience - Ability to manage multiple tasks and thrive in a fast-paced team environment - Excellent analytical skills, with strong attention to detail - Strong written and verbal communication skills Opportunities available in Singapore and Hong Kong. About Citadel Securities Citadel Securities is a technology-driven, next-generation global market maker. We provide institutional and retail investors with world-class liquidity, competitive pricing and seamless front-to-back execution in a broad array of financial products. Our teams of engineers, traders and researchers harness leading-edge quantitative research and the accelerating power of compute, machine learning and AI to power our analytics and tackle the market's and our clients' most critical challenges. Together, we are forging the future of capital markets. For more information, visit citadelsecurities.com .

Job Description Options ST About Citadel Securities Citadel Securities is a technology-driven, next-generation global market maker. We provide institutional and retail investors with world-class liquidity, competitive pricing and seamless front-to-back execution in a broad array of financial products. Our teams of engineers, traders and researchers harness leading-edge quantitative research and the accelerating power of compute, machine learning and AI to power our analytics and tackle the market's and our clients' most critical challenges. Together, we are forging the future of capital markets. For more information, visit citadelsecurities.com .

Job Description We're looking for driven innovators and optimizers who are excited about cutting-edge technology and making a measurable impact. If you're passionate, obsessed with performance, and excited to work where nanoseconds matter, read on. What You'll Do - Solve What Matters: Break down intricate challenges and deliver clear, elegant solutions that drive real world outcomes - Build and Scale: Design, build and maintain high performance systems that are the backbone of our trading infrastructure - Optimize Everything: Continuously push the limits of latency, reliability, and throughput in a distributed environment - Partner and Deliver: Collaborate directly with traders, researchers, and fellow engineers to deliver ideas into production - Own it in production: Take pride in running your code live - Monitoring, supporting and improving it every day What we are looking for - Deep experience in C++ with a passion for clean, performant code - A strong grasp of multithreading, concurrency, and distributed systems - Curiosity to explore how things work and a drive to improve them - Clear, thoughtful communication and the ability to thrive in a high ownership environment - Bachelor's (or higher) degree in a Computer Science, Engineering or related field - Background in Trading or finance is a plus but not a requirement Opportunities may be available from time to time in any location in which the business is based for suitable candidates. If you are interested in a career with Citadel Securities, please share your details and we will contact you if there is a vacancy available. About Citadel Securities Citadel Securities is a technology-driven, next-generation global market maker. We provide institutional and retail investors with world-class liquidity, competitive pricing and seamless front-to-back execution in a broad array of financial products. Our teams of engineers, traders and researchers harness leading-edge quantitative research and the accelerating power of compute, machine learning and AI to power our analytics and tackle the market's and our clients' most critical challenges. Together, we are forging the future of capital markets. For more information, visit citadelsecurities.com .

Job Description At Citadel Securities, a leading global market maker, our team of quantitative researchers models the markets and brings trading strategies to life every day. Specifically, this team develops and tests automated quant trading strategies using sophisticated statistical techniques. You'll get to challenge the impossible in quantitative research by applying sophisticated and complex statistical techniques to financial markets, some of the most complex data sets in the world. As an intern, you'll get to challenge the impossible in research through an 11 week program that will allow you to collaborate and connect with senior team members. In addition, you'll get the opportunity to network and socialize with peers throughout the internship. Your Objectives - Conceptualize valuation strategies, develop, and continuously improve upon mathematical models and help translate algorithms into code - Back test and implement trading models and signals in a live trading environment - Use unconventional data sources to drive innovation - Conduct research and statistical analysis to build and refine monetization systems for trading signals Your Skills & Talents - Bachelor's or master's degree in mathematics, statistics, physics, computer science, or another highly quantitative field - Strong knowledge of probability and statistics (e.g., machine learning, time-series analysis, pattern recognition, NLP) - Prior experience working in a data driven research environment - Experience with translating mathematical models and algorithms into code (Python, R or C++) - Independent research experience - Ability to manage multiple tasks and thrive in a fast-paced team environment - Excellent analytical skills, with strong attention to detail - Strong written and verbal communication skills Opportunities available in Singapore and Hong Kong. About Citadel Securities Citadel Securities is a technology-driven, next-generation global market maker. We provide institutional and retail investors with world-class liquidity, competitive pricing and seamless front-to-back execution in a broad array of financial products. Our teams of engineers, traders and researchers harness leading-edge quantitative research and the accelerating power of compute, machine learning and AI to power our analytics and tackle the market's and our clients' most critical challenges. Together, we are forging the future of capital markets. For more information, visit citadelsecurities.com .

Job Description At Citadel Securities, a leading global market maker, our team of quantitative researchers models the markets and brings trading strategies to life every day. Specifically, this team develops and tests automated quant trading strategies using sophisticated statistical techniques. You'll get to challenge the impossible in quantitative research by applying sophisticated and complex statistical techniques to financial markets, some of the most complex data sets in the world. Your Objectives - Conceptualize valuation strategies, develop, and continuously improve upon mathematical models and help translate algorithms into code - Back test and implement trading models and signals in a live trading environment - Use unconventional data sources to drive innovation - Conduct research and statistical analysis to build and refine monetization systems for trading signals Your Skills & Talents - PhD degree in mathematics, statistics, physics, computer science, or another highly quantitative field - Strong knowledge of probability and statistics (e.g., machine learning, time-series analysis, pattern recognition, NLP) - Prior experience working in a data driven research environment - Experience with translating mathematical models and algorithms into code (Python, R or C++) - Independent research experience - Ability to manage multiple tasks and thrive in a fast-paced team environment - Excellent analytical skills, with strong attention to detail - Strong written and verbal communication skills Opportunities available in Singapore and Hong Kong. About Citadel Securities Citadel Securities is a technology-driven, next-generation global market maker. We provide institutional and retail investors with world-class liquidity, competitive pricing and seamless front-to-back execution in a broad array of financial products. Our teams of engineers, traders and researchers harness leading-edge quantitative research and the accelerating power of compute, machine learning and AI to power our analytics and tackle the market's and our clients' most critical challenges. Together, we are forging the future of capital markets. For more information, visit citadelsecurities.com .