Jobs in United Kingdom

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  Sales and Trading

  3 months ago

  Jane Street · London, England, United Kingdom

  InternshipSales

  As a Sales and Trading intern, you’ll work alongside our experienced Sales people and Sales-Traders, learning how we engage and cover institutional clients on their trading needs in the different asset classes that we cover. They’ll offer insight into the types of client…

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  Strategy and Product

  3 months ago

  Jane Street · London, England, United Kingdom

  InternshipProduct

  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.

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  Compiler Engineer

  4 months ago

  Jane Street · London, England, United Kingdom

  Full-timeEngineering

  We are looking for an experienced software engineer to work on code generation in the OxCaml compiler, which is open source. OxCaml is Jane Street’s variant of the OCaml language, equipped with powerful features for high-performance and parallel programming, with data race…

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  Machine Learning Researcher

  4 months ago

  Jane Street · London, England, United Kingdom

  InternshipData & AI

  Our goals are to give you a real sense of what it's like to work at Jane Street as a Machine Learning Researcher while also providing a truly unparalleled educational experience. You'll work side by side with experienced ML Researchers on projects that we've selected for their…

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  Formal Methods Engineer

  4 months ago

  Jane Street · London, England, United Kingdom

  Full-timeEngineering

  We're looking for software engineers and researchers to establish a new Formal Methods team at Jane Street. With the emergence of agentic programming, we think formal methods will play a major role in providing feedback for agents and helping validate agent-generated code. Our…

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  Financial Resource Management Specialist

  5 months ago

  Jane Street · London, England, United Kingdom

  Full-timeEntry levelFinance

  We are looking for skilled analysts to join our Finance group. Our team, like the rest of Jane Street, are critical thinkers and problem solvers. We are ultimately responsible for managing the capital base the firm uses for trading. Much of what we do is constrained…

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  Machine Learning Researcher

  5 months ago

  Jane Street · London, England, United Kingdom

  Full-timeData & AI

  We’re looking for smart and curious individuals to join our growing team and drive our ML work.

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  ASIC Physical Design Engineer

  6 months ago

  Jane Street · London, England, United Kingdom

  Full-timeEngineering

  We are looking to hire an ASIC Physical Design Engineer, who is also experienced reading and writing RTL (preferably Verilog or SystemVerilog) to help us design, test and deploy advanced hardware. As part of our Ultra Low Latency team, you'll have the opportunity to collaborate…

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  Data Centre Engineer

  7 months ago

  Jane Street · London, England, United Kingdom

  Full-timeSeniorData & AI

  We are looking for an experienced Data Centre Engineer who can help our team keep Jane Street’s data safe and accessible around the clock, involving a mix of hands-on work in our data and colocation centres, process thinking and project management.

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  Infrastructure Security Engineer

  12 months ago

  Jane Street · London, England, United Kingdom

  Full-timeSecurity

  We are looking for an Infrastructure Security Engineer with a strong cross platform engineering background and practical exposure to modern platform security controls to help our global team secure Jane Street’s IT platforms. In this role, you’ll need strong judgement and…

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  OxCaml Educator

  13 months ago

  Jane Street · London, England, United Kingdom

  Full-timeEducation

  Jane Street is hard at work building OxCaml, a branch of OCaml with a variety of extensions to support performance engineering. But designing and implementing the language is only half the battle: we need our developers to understand its nuances and program in OxCaml as…

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  Cybersecurity Engineer - Threat Modelling

  18 months ago

  Jane Street · London, England, United Kingdom

  Full-timeSecurity

  We're looking for a hands-on Cybersecurity Engineer to join our Cybersecurity team to strengthen the security posture of our applications, data, infrastructure, and processes.

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  Network Analyst

  20 months ago

  Jane Street · London, England, United Kingdom

  Full-timeEngineering

  We are looking for a Network Analyst who can provide support as our team builds automation and DevOps-driven solutions – encouraging creativity in leveraging AI wherever possible.

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  Programming Language Engineer

  24 months ago

  Jane Street · London, England, United Kingdom

  Full-timeEngineering

  We're looking for Software Engineers with a background in programming languages to join one of our PL-focused teams at Jane Street.

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  Machine Learning Performance Engineer

  30 months ago

  Jane Street · London, England, United Kingdom

  Full-timeData & AI

  We are looking for an engineer with experience in low-level systems programming and optimisation to join our growing ML team.

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  Machine Learning Research Engineer

  30 months ago

  Jane Street · London, England, United Kingdom

  Full-timeData & AI

  We are looking for a Research Engineer with robust experience in machine learning and strong mathematical foundations to join our growing ML team and to help drive the direction of our ML platform.

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  Machine Learning Researcher

  33 months ago

  Jane Street · London, England, United Kingdom

  Full-timeData & AI

  We’re looking for smart and curious individuals from industry and academia to join our growing team and drive our ML work.

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  Data Engineer

  33 months ago

  Jane Street · London, England, United Kingdom

  Full-timeData & AI

  We are looking for a Data Engineer to turn messy, real-world datasets into reliable inputs for research and trading. Jane Street depends on data from a wide variety of sources to understand markets and the global economy—think world news, decades of weather patterns,…

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  Market Data Specialist, Metadata

  33 months ago

  Jane Street · London, England, United Kingdom

  Full-timeData & AI

  We’re looking for a Market Data Specialist to join our Metadata team, working on improving and supporting our internal golden copy Security Master and Corporate Action Management systems. You’ll be responsible for configuring our systems to improve data quality, helping with…

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  Linux Engineering Manager

  46 months ago

  Jane Street · London, England, United Kingdom

  Full-timeManagerEngineering

  We are seeking a leader for our growing team of Linux Engineers.

Updated 07 Nov 2026 10:21 UTC from the OptiTalent job library.