Top Tech Jobs & Startup Jobs in Singapore

Design and build critical systems, trading tools, foundational infrastructure, monitoring systems, risk models, and accounting technology. Work collaboratively to solve complex problems using OCaml, Python, and other programming languages. Contribute to and support open-source projects while learning new technologies and applying strong problem-solving skills.

Provide tax structuring and advisory for APAC and global matters, supporting restructurings, investment structures for senior individuals, acquisitions, dispositions, and trading-related tax questions. Collaborate with local/global tax teams and cross-functional stakeholders to execute complex transactions and ensure compliant, commercial outcomes.

The Unified Communications Engineer manages the voice and video infrastructure, supports user setup, and collaborates with IT teams to improve UC solutions.

Network Engineering Interns collaborate with experienced engineers to maintain and improve multi-vendor network infrastructure supporting trading and internet connectivity. Responsibilities include debugging routing protocols, supporting site expansions and colocation builds, provisioning market data connections, automating support tasks, monitoring networks, resolving production issues, conducting root-cause analyses, and implementing long-term fixes.

The Network Engineer will manage network security infrastructure, improve observability, collaborate with teams, and enhance network processes. Requires strong communication and analytical skills.

Twelve-week Software Engineering internship (Singapore) working on real production projects under mentor guidance. Interns learn and use OCaml (and sometimes Python), contribute maintainable code across diverse systems, receive training in Hong Kong, and visit the New York office. Full availability for the program dates required; flights and accommodation provided.

This role involves using OCaml and Python for various software engineering tasks, promoting collaboration within small teams at Jane Street.

The Engineer will manage FIX onboarding projects, coordinate with trading and technology teams, and develop connectivity systems for both proprietary and client trading initiatives.

The Senior Network Engineer will scale and standardize network infrastructure, improve operations using automation and AI, and document processes.

Production Engineers develop software and support critical systems at Jane Street, focusing on OCaml and solving real-time issues in trading.