Data Specialist

Janestreet
New York, New York, United StatesPosted 12 March 2026

Job Description

About the Position We're looking for a Data Specialist to help us understand, improve, and maintain the data that fuels our trading. You'll be embedded in an engineering team and will work closely with software developers, traders, and operations professionals across the firm. Meeting the needs of these groups involves diverse types of work including analyzing, onboarding, validating, and producing large data sets from many different sources. You'll collaborate closely with your direct team and trading desks to understand requirements and improve our software. In this role, you will interface directly with exchanges and data vendors to raise, track, and resolve issues critical to our trading as well as develop deep domain knowledge to help interpret and consume our data, driving business growth in new areas. About You Strong data analysis, debugging, and troubleshooting skills Programming experience in any language Experience using SQL and relational databases Responsible, organised, with great attention to detail Excellent written and interpersonal communication skills Operations, support, and/or project coordination experience is a plus While prior experience with financial data would be nice, we don’t expect you to have a finance background.
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