Jane Street

Join Jane Street’s Cybersecurity team as a Cybersecurity Engineer focused on building monitoring tools, investigating threats, and responding to security incidents. You’ll help protect employees, data, and infrastructure while promoting strong security practices across the firm.

Join Jane Street’s Cybersecurity team in Hong Kong to build monitoring tools, investigate threats, and respond to security incidents. You’ll help protect employees, data, and infrastructure while promoting strong cybersecurity practices across the firm.

Join Jane Street’s Cybersecurity team as an intern investigating cyber threats, responding to incidents, and building tools and automation that improve security operations. You’ll work alongside experienced engineers in a mentored, real-world environment in New York.

Join a Trading Desk Operations Engineering team building and maintaining the infrastructure, tools, and workflows that support global trading operations. This hands-on role combines coding, operational problem-solving, stakeholder coordination, and trade settlement support.

Trading Desk Operations Engineers build and maintain the infrastructure, tools, and operational processes that help trading desks execute trades accurately and efficiently. The role combines technical problem-solving, data queries, coordination, and hands-on collaboration with traders, developers, and external counterparties.

Build critical systems and tools across Jane Street, from trading and accounting systems to foundational infrastructure and risk models. The role welcomes talented programmers from any language background and offers the opportunity to work with OCaml, Python, and open source software.

Build critical systems and tools across Jane Street, from trading and accounting applications to foundational infrastructure and risk models. The role values strong programming ability and intellectual curiosity over experience with any specific language or domain.

Build critical systems and foundational infrastructure across Jane Street, from trading and accounting tools to network monitoring and risk models. The role emphasizes strong programming ability and curiosity rather than prior experience with a particular language or industry.