Market Data Specialist, Metadata

Jane Street

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London, England, UK Until 8/21/2026 H-1B sponsor history First posted March 26, 2025 Last posted March 26, 2025
Job description

About the Position

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 data cleaning and validation, solving support issues for internal clients, and interfacing with our data providers.

You’ll be embedded into the Metadata Systems Engineering team and will work with software developers, traders, and operations professionals across the firm.

Responsibilities include:

  • Investigating data quality and reliability issues
  • Interfacing with exchanges or data vendors, raising, tracking, and resolving issues
  • Helping us (the Metadata team and internal clients) understand our data better
  • Potentially advising on solutions, e.g., changing monitoring
  • Configuring internal services/tools and adding overrides

About You

  • Strong debugging and troubleshooting skills
  • Excellent written and interpersonal communication skills
  • Experience with financial instrument metadata, especially reference data preferred
  • Programming experience in any language and knowledge of SQL or other database language(s)
  • Confident in a Linux/Unix command-line-driven environment
  • Responsible, organised, and great attention to detail
  • Operations, support, and customer-centric experience a plus
  • Fluency in English required

 

If you're a recruiting agency and want to partner with us, please reach out to [email protected].

About this role

Summary

Support data systems, improve data quality, interface with data providers, troubleshoot, configure services.

Job title

Market Data Specialist, Metadata

Experience level

none specified

Industry

finance

Location requirements

London, remote not mentioned, likely on-site

Salary

Not specified

Visa sponsorship

H-1B sponsor history

Management role

No

Skills & keywords

Required skills

programmingSQLLinux/Unixcommunication

Preferred skills

reference datasupport experienceoperations

Specializations

financial instrument metadatadata qualitydata validationSQLLinux/Unix
Locations

Structured locations inferred from the posting.

London, UK

On-site City
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