# Market Data Specialist, Metadata at Jane Street

> United Kingdom · Unspecified · Software engineering · open. Source: https://alderhq.app/jobs/greenhouse%3Ajanestreet%3A7216850002 (read 2026-11-07).

## Facts (observed)

- Company: [Jane Street](https://alderhq.app/companies/jane-street)
- Location text: London, England, United Kingdom; London
- Where it can be done from (inferred): United Kingdom (evidence: "Location: London, England, United Kingdom; London")
- Posted: 2024-02-13 (998 days ago)
- First seen by alder: 2026-11-02 · last verified: 2026-11-04
- Reposted: 0 times · edited: 0 times
- Apply on the employer's site: https://www.janestreet.com/join-jane-street/apply/7216850002?gh_jid=7216850002
- Skills listed (inferred): SQL

## Pay and sponsorship

- Posted pay: not posted
- Market band for similar posted roles (London, n 92): p25 £73k, median £103k, p75 £140k

## Description (the employer's text)

### 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 agency-partnerships@janestreet.com.

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Data: alder (https://alderhq.app). Cite https://alderhq.app/jobs/greenhouse%3Ajanestreet%3A7216850002 and the date you read it. Observed facts come from the employer's own listing; location reach, level, family and skills are inferences.