Market Data Specialist, Metadata
Jane Street·London·United Kingdom·Operations
Jane Street is hiring a Market Data Specialist, Metadata in London. Posted 2025-02-20; applications close 2026-08-12 (in 29 days).
Role details
About the Position
We are seeking a Market Data Specialist to join our Metadata team, focusing on improving and supporting our internal golden copy Security Master and Corporate Action Management systems. The role involves configuring systems to enhance data quality, assisting with data cleaning and validation, resolving support issues for internal clients, and liaising with data providers.
You will be embedded within the Metadata Systems Engineering team and collaborate with software developers, traders, and operations professionals across the firm.
Responsibilities
- Investigate data quality and reliability issues
- Interface with exchanges or data vendors to raise, track, and resolve issues
- Assist the Metadata team and internal clients in understanding data better
- Advise on potential solutions, such as modifying monitoring processes
- Configure internal services and tools, including 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 languages
- Comfortable working in a Linux/Unix command-line environment
- Responsible, organized, and detail-oriented
- Operations, support, and customer-centric experience is a plus
- Fluency in English required
If you are a recruiting agency interested in partnering with us, please contact agency-partnerships@janestreet.com.
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Applying to this role
This Market Data Specialist, Metadata role at Jane Street runs through the firm's own careers portal and expects a CV and cover letter written specifically for the posting, not a portable submission carried across firms. Jorb AI's application agent tailors a CV and cover letter from your background to this posting and tracks the role alongside the rest of your applications.
Jorb AI tracks details for Market Data Specialist, Metadata at Jane Street. Postings refresh hourly from primary careers pages. Job details mirror the firm's posting; the apply link goes directly to the source. Last refreshed 2026-07-13.
