Citadel Jobs & Careers

Miami, Florida

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30+d ago

Job Description Role Overview: Citadel Securities is building the next generation of client platforms that power institutional access to global markets. We are seeking a versatile UI Engineer to join our CES Client Platforms team in New York. Our team develops the applications and user experiences that enable clients to interact with Citadel Securities' electronic trading and execution services. We build modern, high -performance platforms that deliver real -time market intelligence, execution

Full-time

USD 175,000.00 - 350,000.00 per year

Principal Data Visualization Engineer

Miami, Florida

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60+d ago

Job Description Role Overview We are seeking a senior, hands-on technical leader to play a foundational role in shaping the next generation of data visualization tools for Citadel Securities' client-facing products. This role sits at the intersection of software engineering, data visualization, product design, and human-computer interaction. The ideal candidate will take ownership of building sophisticated client-facing applications and the reusable frameworks that support them. This person mus

Full-time

USD 175,000.00 - 350,000.00 per year

Equities Engineering | Product Frontend Engineer | New York

Miami, Florida

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30+d ago

Job Description Equities Engineering: Equities Engineering powers the world's most successful Fundamental Equities business. Our platform finds an edge in the market through proprietary research, analytics, and portfolio management tools. Our investors are sector specialists who develop deep theses on the largest public companies globally. As one of the most product-obsessed engineering teams at Citadel, we design and deliver a sophisticated suite of tools that drive every stage of the investmen

Full-time

USD 105,000.00 per year

Software Engineer - University Graduate (Europe)

Miami, Florida

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90+d ago

Job Description At Citadel Securities, our engineers work in small teams to turn the best ideas into high-performing and resilient technology. With short development cycles, work rapidly goes into production. As an engineer, you can create systems architectures, develop platforms and build web frameworks. You'll have access to state-of-the-art tools and apply innovative techniques including distributed computing, natural language processing, machine learning and more. Your Objectives: Create te

Full-time

Full Stack Software Engineer

Miami, Florida

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90+d ago

Job Description Role Overview: Options market making presents a unique challenge in combining massive scale with complex financial workflows. Every day, Citadel Securities processes billions of market events across more than a million listed options while delivering pricing, execution, and risk management with extremely low latency. The Options Trading Workflow Team builds the applications and services that power how traders price, manage, and execute options trading strategies. We develop the

Full-time

USD 175,000.00 - 350,000.00 per year

Software Engineer - University Graduate (US)

Miami, Florida

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90+d ago

Job Description At Citadel Securities, our engineers work in small teams to turn the best ideas into high-performing and resilient technology. With short development cycles, work rapidly goes into production. As an engineer, you can create system architectures, develop platforms and build web frameworks. You'll have access to state-of-the-art tools and apply innovative techniques including distributed computing, natural language processing, machine learning and more. Your Objectives: Create tec

Full-time

USD 235,000.00 - 300,000.00 per year

Software Engineer - Intern (US)

Miami, Florida

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90+d ago

Job Description At Citadel Securities, our engineers work in small teams to turn the best ideas into high-performing and resilient technology. With short development cycles, work rapidly goes into production. As an engineer, you can create system architectures, develop platforms and build web frameworks. You'll have access to state-of-the-art tools and apply innovative techniques including distributed computing, natural language processing, machine learning and more. As an intern, you'll get to

Full-time

USD 4,500.00 - 5,800.00 per week

Site Reliability Engineer

Miami, Florida

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90+d ago

Job Description 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 Candidates who have less than 3 years of experience should possess: Good knowledge of UNIX/Linux command line. Good understanding of the usage of TCP/IP and UDP networking in applications. Basic understanding of network

Full-time

USD 125,000.00 per year

Kdb+/Q Engineer

Miami, Florida

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90+d ago

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 tradi

Full-time

USD 175,000.00 - 350,000.00 per year

Cloud Platform Engineer

Miami, Florida

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90+d ago

Job Description Role Overview: Citadel Securities is seeking an exceptional Cloud Platform Engineer to join our Research Platform Engineering team in Miami or New York. Our team develops and operates the cloud platforms, distributed systems, and infrastructure that power research, simulations, AI workloads, and data-intensive applications across the firm. We build the services and abstractions that allow researchers and engineers to efficiently leverage large-scale compute, storage, and cloud re

Full-time

USD 175,000.00 - 350,000.00 per year

Platform Engineer

Miami, Florida

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90+d ago

Job Description Role Overview: Citadel Securities is seeking an exceptional Platform Engineer to join our Research Platform Engineering team in Miami, Zurich or New York. Our Research Platform teams are at the forefront of designing and developing the distributed systems, data platforms, and research infrastructure that power large-scale simulations, analytics, and model development across the firm. These systems are critical in allowing researchers to transform data into actionable insights and

Full-time

UI Engineer (Contractor)

Miami, Florida

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90+d ago

Job Description Role Summary In our mission to be the most successful investment team in the world, we hire the brightest minds in technology, research, and finance to create innovative solutions that impact the financial markets and take data analysis to new levels. User Interface (UI) Engineers at Citadel Securities are crucial members of the team gathering requirements and continuously delivering high-quality applications. Our UI Engineers leverage advanced JavaScript knowledge and visualizat

Full-time

USD 175,000.00 - 350,000.00 per year

Regulatory Reporting Engineer

Miami, Florida

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90+d ago

Job Description Role Overview: As a Regulatory Reporting Engineer, you will play a critical role in designing and building technology solutions that support global trade and transaction reporting obligations. Working at the intersection of engineering, data, and regulatory compliance, you will develop scalable systems and data pipelines that process large volumes of trading data and deliver accurate, timely regulatory reporting. You will partner closely with Engineering, Compliance, Operations,

Full-time

C++ Software Engineer

Miami, Florida

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90+d ago

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 infrastru

Full-time

USD 150,000.00 - 300,000.00 per year

C++ Market Data Engineer

Miami, Florida

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90+d ago

Job Description About the Role The Market Data team designs and operates the high-performance systems that power our production trading environment. In our business, market data correctness, determinism, throughput, and latency directly impact trading performance and P&L. As strategy complexity grows across equities, options, futures, and emerging asset classes - and as downstream consumers expand across trading and research - our platform must continuously evolve without compromising performan

Full-time

USD 125,000.00 per year

FPGA Engineer

Miami, Florida

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90+d ago

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

Full-time

USD 125,000.00 per year

UI Engineer- Global Trading Applications

Miami, Florida

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90+d ago

Job Description Citadel Securities is building the next generation of trading and control platforms that power global markets. We are seeking a UI Engineer to join our Global Trading Applications team in New York. This role will support one of two major firmwide initiatives: Control Center or CitSec OMS-platforms that strengthen internal control frameworks, modernize trading workflows, and consolidate complex systems into seamless, high-performance user experiences. You will work directly with

Full-time

USD 175,000.00 - 350,000.00 per year

Senior Options Software Engineer

Miami, Florida

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90+d ago

Job Description Role Summary Options market making presents a unique challenge in combining scale with business complexity. With over a million of listed options at the heart of billions of messages, we handle internet-scale datasets while being constrained on hardware due to latency requirements necessitating exchange co-location. This forces us to both push the machines to their max as well as innovate in the space of algorithms and business. In our mission to be the most successful investment

Full-time

USD 175,000.00 - 325,000.00 per year

Quantitative Developer/Research Engineer

Miami, Florida

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90+d ago

Job Description Role Summary At Citadel Securities, a leading global market maker, our team of Quantitative Developers and Research Engineers partner with Quantitative Researchers to create and implement automated trading system software solutions that leverage sophisticated statistical techniques and technologies. Opportunities available in Miami, Chicago, London, New York, Hong Kong, Sydney, Singapore Objectives Design, develop, test, and deploy elegant software solutions for automated tradi

Full-time

USD 250,000.00 - 350,000.00 per year

Quantitative Research Engineer - PhD Graduate (US)

Miami, Florida

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90+d ago

Job Description At Citadel Securities, Quantitative Research Engineers work closely with Quantitative Researchers to develop and implement automated trading system software solutions. These solutions utilize advanced statistical and quantitative techniques to tackle complex financial challenges. We seek candidates with a proven track record of excellence in their field and a strong desire to apply their advanced software engineering skills to systematic investing. Your Objectives Design, develop

Full-time

USD 235,000.00 - 300,000.00 per year

Citadel

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