Market Data Specialist, Metadata
London, England, United Kingdom
- Pay
- Salary not listed in the saved posting
- Work setup
- Unconfirmed
- Employment
- Unconfirmed
What you’ll bring
All qualificationsPreferred experience
- Experience with financial instrument metadata, especially reference data preferred
Qualification wording
Experience with financial instrument metadata, especially reference data preferred
Tools in this posting
- SQL
Source — Tool mentions in context
- 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
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 agency-partnerships@janestreet.com.
Your next step
- Have your CV and examples of relevant work ready.
- Check the listed location, eligibility and core experience before starting.
- Ask the employer about the salary range before committing time to the process.
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Source & posting history
Source notes
Source excerptsSelected passages from the saved posting. Check the full description for conditions and exceptions.
- Pay
No pay amount identified in the saved description.
- Location & working pattern
London, England, United Kingdom
Working pattern and location restrictions need checking in the full posting.
- Work authorization
No clear work-authorization passage found. Eligibility is unconfirmed.
- Status in our records
- Active
- First seen by us
- Apr 14, 2026
- Recorded sightings
- 183
- Last seen by us
- Oct 7, 2026
These dates show when we found the listing. Check the employer’s website to confirm it is still accepting applications.
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