Janestreet Jobs

37 open positions at Janestreet

Browse all 37 open positions at Janestreet. Every listing includes structured data: tech stack, language requirements, remote policy, and salary.

By the numbers

  • Mostly Junior roles
  • Often paired with Python, Linux, Machine Learning, OCaml
  • Top locations: London, Hong Kong
  • 100% don't require German

Working at Janestreet

Most-requested tech

Remote policy

27%

On-site 27%

0 of 37 live ads state a salary.

1 roles posted in the last 30 days, 16 in the last 90.

Languages required

  • English 37
Janestreet 3 weeks ago
On-site

Windows Engineer

London, United Kingdom - English (fluent)

C# F#
Janestreet 1 month ago

Machine Learning Researcher

London, United Kingdom - English (fluent)

Python Machine Learning
Janestreet 1 month ago
On-site

Unified Communications Engineer

London, United Kingdom - English (Fluent)

Cisco Unified Communications Manager Cisco Meeting Server Cisco Expressway SIP Python +4
Janestreet 1 month ago

Software Engineer

London, United Kingdom - English (Fluent)

Janestreet 1 month ago
On-site

Linux Engineer

London, United Kingdom - English (fluent)

Linux
Janestreet 1 month ago

Hardware Engineer (FPGA/ASIC)

London, United Kingdom - English (Fluent)

OCaml Hardcaml Verilog C VHDL +6
Janestreet 1 month ago

Linux Engineer

London, United Kingdom - English (fluent)

Linux Nix RPM
Janestreet 1 month ago Reposted 4 time(s)

Quantitative Researcher

London, United Kingdom - English (Fluent)

Python
Janestreet 1 month ago Reposted 4 time(s)

Quantitative Researcher

London, United Kingdom - English (Fluent)

Python
Janestreet 1 month ago

Hardware Engineer (FPGA/ASIC)

London, United Kingdom - English (Fluent)

VHDL Verilog Chisel Pymtl Vivado +3
Janestreet 1 month ago

Machine Learning Engineer

London, United Kingdom - English (fluent)

Machine Learning H100 H200 B200
Janestreet 1 month ago

Software Engineer

London, United Kingdom - English (fluent)

OCaml
Janestreet 2 months ago

Compiler Engineer

London, United Kingdom - English

LLDB GDB Linux
Janestreet 3 months ago Open for 96+ days

Formal Methods Engineer

London, United Kingdom - English

Janestreet 3 months ago Open for 108+ days Reposted 4 time(s)

Machine Learning Researcher

Hong Kong, Hong Kong - English

Machine Learning Python
Janestreet 5 months ago Open for 152+ days
On-site

Cybersecurity Engineer

London, United Kingdom - English (Fluent)

Janestreet 5 months ago Open for 172+ days

ASIC Engineer

London, United Kingdom - English (fluent)

ASIC Synopsys Cadence
Janestreet 6 months ago Open for 186+ days
On-site

Cybersecurity Engineer - Threat Modelling

London, United Kingdom - English

Linux
Janestreet 6 months ago Open for 186+ days

Front End Software Engineer

London, United Kingdom - English (fluent)

Janestreet 6 months ago Open for 186+ days Reposted 26 time(s)
On-site

Quantitative Researcher

London, United Kingdom - English (Fluent)

Python

Frequently Asked Questions

How many open positions does Janestreet have?
Janestreet currently has 37 open tech positions listed on Jobdex. This updates daily as new roles are posted or filled.
What tech stack does Janestreet use?
The tech stack varies by role. Each job listing shows the specific technologies required and nice-to-have.
Does Janestreet offer remote work?
Remote policy varies by position. Each listing includes the exact remote policy. Check individual roles to see if they offer remote, hybrid, or on-site work.