Janestreet

About the Position We are looking for a highly-driven Technical Product Manager who can provide organization and coordination support for our engineering initiatives. Technology is core to our business, and this role is an opportunity to work alongside our engineers as we build and optimize Jane Str

About the Position SPs are versatile generalists who take a deeply analytical and strategic approach to solving Jane Street’s most pressing problems. They move across groups as firm priorities evolve, developing a holistic view of our business and driving cross-functional growth. Most SP careers sta

About the Position We're looking to hire a programmer-who-writes, or a writer-who-codes. Here are the kinds of things we’d like to have this person work on: Documentation. We’ve always believed that developers should spend time and effort documenting their own code, but at the same time, a great wri

About the Position We're always hiring software engineers for all of our offices. Technology is at the core of how we approach our work, and engineers are intimately involved in every area of the business. We are big believers in functional programming and use OCaml, a statically typed functional pr

About the Position We're always hiring software engineers for all of our offices. Technology is at the core of how we approach our work, and engineers are intimately involved in every area of the business. We are big believers in functional programming and use OCaml, a statically typed functional pr

About the Position We're always hiring software engineers for all of our offices. Technology is at the core of how we approach our work, and engineers are intimately involved in every area of the business. We are big believers in functional programming and use OCaml, a statically typed functional pr

About the Position We're always hiring software engineers for all of our offices. Technology is at the core of how we approach our work, and engineers are intimately involved in every area of the business. We are big believers in functional programming and use OCaml, a statically typed functional pr

About the Position We are looking for a Senior Network Engineer who can help us scale our networks to meet increasing business demands, drive standardization through automation, and look for opportunities to leverage AI to improve operations. Jane Street’s numerous distributed systems run on a multi

About the Position We are looking for a Senior Network Engineer who can help us scale our networks to meet increasing business demands, drive standardisation through automation and look for opportunities to leverage AI to improve operations. Jane Street’s numerous distributed systems run on a multi-

About the Position We are looking for a Senior Network Engineer who can help us scale our networks to meet increasing business demands, drive standardisation through automation and look for opportunities to leverage AI to improve operations. Jane Street’s numerous distributed systems run on a multi-

About the Position We are looking for a Senior Network Engineer who can help us scale our networks to meet increasing business demands, drive standardisation through automation and look for opportunities to leverage AI to improve operations. Jane Street’s numerous distributed systems run on a multi-

About the Position We are looking for an enthusiastic, motivated, and technically curious individual—with an IT operations focus—to join Jane Street’s IT Security team, and contribute to securing our firm's IT computing platforms and identities. This will involve technical hands-on work, creative pr

About the Position Our trading is based on our own proprietary models and on busy days we engage in over a million trades. Traders work in teams to seek out and trade on pricing inefficiencies, develop models, manage risk, investigate new products, and push into new business areas. Experienced Trade

About the Position Our trading is based on our own proprietary models and on busy days we engage in over a million trades. Traders work in teams to seek out and trade on pricing inefficiencies, develop models, manage risk, investigate new products, and push into new business areas. Experienced Trade

About the Position Our trading is based on our own proprietary models and on busy days we engage in over a million trades. Traders work in teams to seek out and trade on pricing inefficiencies, develop models, manage risk, investigate new products, and push into new business areas. Experienced trade

About the Position We are looking for Quantitative Researchers to help us build models, strategies and systems that price and trade financial instruments. You'll apply your experience in experiment design, dataset generation, time series analysis, feature engineering and model building to financial

About the Position We are looking for Quantitative Researchers to help us build models, strategies, and systems that price and trade financial instruments. You'll apply your experience in experiment design, dataset generation, time series analysis, feature engineering, and model building to financia

About the Position We are looking for Quantitative Researchers to help us build models, strategies and systems that price and trade financial instruments. You'll apply your experience in experiment design, dataset generation, time series analysis, feature engineering and model building to financial

About the Position We're looking for Software Engineers with a background in programming languages to join one of our PL-focused teams at Jane Street. Programming languages work at Jane Street spans a wide variety of different areas: Language design and type systems. Designing language features and

About the Position We're looking for Software Engineers with a background in programming languages to join one of our PL-focused teams at Jane Street. Programming languages work at Jane Street spans a wide variety of different areas: Language design and type systems. Designing language features and