Software Engineer (Citadel Securities Americas Services LLC - New York, NY); multiple positions available. Offering a salary of $150,000 to $225,000 per year. Design and build software components that are foundational to research and trading activities. Enhance proprietary electronic trading systems and tools to support new products and algorithms. Utilize Machine Learning techniques to model important portfolio performance factors. Work on algorithmic trade scheduling, analyze trading performance data and back test new alpha models. Communicate and collaborate with the research and trading teams to design and deliver innovative and high quality solutions. Provide day-to-day support for applications and the underlying infrastructure. Requires a Bachelor’s degree (or foreign equivalent) in Computer Science, Engineering, or a related field. Education, training, or experience must include the following: object-oriented programming and design; end-to-end software development; C, C++, C#, Java, Python, or Perl; statistical analysis; R, Matlab, SAS, or S-Plus; data structures, algorithms, and computer architecture; and Machine Learning techniques.Please submit resumes to [email protected]. Reference Job ID: 7997473

　　Minimum Salary: 150,000Maximum Salary: 225,000Salary Unit: Yearly