Data Specialist
- Level
- Mid
Not stated in the posting: salary, work type, visa.
Open. First seen 3 October 2026.
About the role
About the Position
We're looking for a Data Specialist to help us understand, improve, and maintain the data that fuels our trading. You'll be embedded in an engineering team and will work closely with software developers, traders, and operations professionals across the firm.
Meeting the needs of these groups involves diverse types of work including analyzing, onboarding, validating, and producing large data sets from many different sources. You'll collaborate closely with your direct team and trading desks to understand requirements and improve our software. In this role, you will interface directly with exchanges and data vendors to raise, track, and resolve issues critical to our trading as well as develop deep domain knowledge to help interpret and consume our data, driving business growth in new areas.
About You
- Strong data analysis, debugging, and troubleshooting skills
- Programming experience in any language
- Experience using SQL and relational databases
- Responsible, organised, with great attention to detail
- Excellent written and interpersonal communication skills
- Operations, support, and/or project coordination experience is a plus
While prior experience with financial data would be nice, we don’t expect you to have a finance background.
What this role asks for
Particular to this role
SQL
Rare in Jane Street's other 142 open postings.
Read against Jane Street's other open postings on this site.
The team: Software Engineering
This role is one of 47 open in Software Engineering.
WHAT THE TEAM WORKS WITH, ACROSS ITS POSTINGS
Python (22 of 47), Machine Learning (8 of 47), FPGA (6 of 47), SQL (6 of 47), C++ (5 of 47), Haskell (4 of 47), Jira (4 of 47)
OTHER ROLES ON THIS TEAM
- Software Engineer posted Sep 1
- Software Engineer posted Sep 1
- Software Engineer posted Aug 7
- Data Strategist posted Aug 7
- Hardware Engineer (FPGA/ASIC) posted Aug 3
- Hardware Engineer (FPGA/ASIC) posted Aug 3
- Software Engineer posted Aug 3
- Hardware Engineer (FPGA/ASIC) posted Jul 24
- Software Engineer posted Jul 21
- Data Engineer posted Jul 14
- Hardware Engineer (FPGA/ASIC) posted Jul 10
- Software Engineer posted Jul 9
- Software Engineer posted Jul 6
- Software Engineer posted Jul 6
- Compiler Engineer posted Jun 26
- Compiler Engineer posted Jun 17
- Formal Methods Engineer posted Jun 11
- Formal Methods Engineer posted Jun 11
- ASIC Physical Design Engineer posted Apr 30
- ASIC Physical Design Engineer posted Apr 17
- Technical Product Manager posted Jan 30
- ASIC Engineer posted Oct 29
- ASIC Engineer posted Oct 29
- FIX Onboarding and Connectivity Engineer posted Sep 12
- FIX Onboarding and Connectivity Engineer posted Sep 12
- Programming Language Engineer posted Oct 25
- Data Engineer posted Oct 4
- Software Engineer / Writer posted Sep 5
- Data Engineer posted Feb 15
- Market Data Specialist, Metadata posted Feb 13
- Technical Product Manager posted Jan 16
- Data Engineer posted Jan 9
- Technical Programme Manager posted Oct 28
- Low-Latency Engineer posted Jul 6
- Front End Software Engineer posted Jun 27
- Front End Software Engineer posted Jun 24
- Production Engineer posted Jan 10
- Production Engineer posted Jan 10
- Software Engineer posted Dec 29
- Production Engineer posted Apr 1
- Production Engineer posted Mar 28
- Technical Program Manager posted Dec 11
- Software Engineer posted Jun 8
- Software Engineer posted May 6
- Software Engineer posted May 2
- Programming Language Engineer posted May 2
From the team and dates on Jane Street's own job board.
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