Search the 13 jobs at Citadel Securities

Research Engineers at Citadel Securities responsible for designing, building and optimizing electronic trading platform. Required knowledge in low-level optimization, algorithmic trading, data analysis/design, risk management, and application development. Responsibilities include developing pricing & risk-management library, code optimization, partnering with Quantitative Research team, and designing high-performance C++ components.

Conceptualize valuation strategies, develop and continuously improve mathematical models, translate algorithms into code, back test and implement trading models, use unconventional data sources, conduct research and statistical analysis

Conceptualize valuation strategies, develop and improve mathematical models, back test trading models, utilize unconventional data sources, conduct statistical analysis, and refine monetization systems for trading signals.

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

As a Software Engineering Intern at Citadel Securities, you will work on creating technological tools, developing high-performance platforms, and building the future of finance in a collaborative environment. This 11-week program offers opportunities to learn from senior team members and network with peers.

Internship opportunity at Citadel Securities for Quantitative Trading in Europe. Develop knowledge of financial markets, apply statistical techniques to trading, innovate trading approaches, and use powerful trading platforms. Bachelor's, master's, or PhD in math, engineering, computer science required. Skills in programming, scripting, and statistical software preferred. Available in London.

Site Reliability Engineer responsible for managing application migrations, infrastructure upgrades, and providing first-line support in a real-time, distributed environment. Requires strong UNIX/Linux command line knowledge, TCP/IP and UDP networking skills, and experience in scripting languages like Bash and Python.

Conduct research and statistical analyses in the evaluation of securities, work with large data sets to predict and test statistical market patterns, develop mathematical models, back test trading models, and implement trading signals.

Design, develop, test, and deploy elegant software solutions for automated trading systems. Partner with Quantitative Research team to define priorities and deliver custom software solutions.

As a Senior Network Engineer, you will design and implement low-latency network solutions, monitor network performance, troubleshoot issues, enhance network security, collaborate with teams, and plan for network capacity. You should have experience in high-frequency trading or financial services, certification in Cisco technologies, knowledge of network protocols, and proficiency in Python.

Our Software Engineers create next-generation software to support business areas across the firm in developing and delivering custom-solutions that optimize performance and efficiency. Responsibilities include building, maintaining, and supporting a powerful trading platform, designing and deploying software solutions, analyzing complex problems, and providing systems support for trading activities.

Quantitative Researchers at Citadel Securities develop next-generation models and trading approaches for investment strategies using sophisticated statistical techniques in financial markets. Responsibilities include conceptualizing valuation strategies, backtesting trading models, utilizing unconventional data sources, and conducting statistical analysis for trading systems.

Quantitative Researcher intern at Citadel Securities in London. Responsibilities include developing models, backtesting trading strategies, using data sources for innovation, and statistical analysis for trading systems. PhD in quantitative field required with strong knowledge of probability and statistics. Skills in Python, R, and C++ are essential for translating algorithms into code. Excellent analytical and communication skills are necessary.