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# Software Engineer Python SQL - Market Data

- **Company:** Client Server
- **Location:** London, UK (Remote available)
- **Salary:** £125,000.0 - £150,000.0
- **Contract:** Permanent contract
- **Skills:** Microsoft Excel, Databases, Extract Transform Load (ETL), Distributed Systems, Python (Programming Language), NoSQL, SQL Databases, Backend, Data Lakes, Microservices
- **Published:** July 2, 2026
- **Apply:** https://www.client-server.com//job/software-engineer-python-sql-market-data/apply

## About the Role

* You have strong backend development experience with Python
 * You have experience of working with financial or market data
 * You have experience of designing and operating data-intensive and distributed systems
 * You have a strong knowledge of databases (Relational, NoSQL and Columnar)
 * You're keen to take ownership and work across the full development lifecycle
 * You're collaborative and pragmatic with strong stakeholder management skills
 * You have achieved a 2.1 or above in a STEM discipline, likely to have studied to MSc

## Description

Are you a data savvy Software Engineer with strong Python coding skills?

You could be joining a Hedge Fund with complex work and substantial bonus earning potential.

As a Software Engineer you will join a growing team building a modern medallion architecture data platform, working across everything from data engineering and distributed systems to infrastructure and frontend. This is a hands-on role in a small, collaborative team where you'll have real ownership and impact.

Your role:

 * Design and build data platform components using Python
 * Develop and optimise ETL pipelines, Data Lakes/ Lakehouses and distributed systems
 * Improve infrastructure, observability and CI/CD practices
 * Maintain and evolve existing systems (microservices, ETL, Excel add-ins)
 * Support platform operations, ensuring reliability and performance

Location / WFH:

You'll join colleagues in the impressive Central London office on a fulltime basis, Monday to Friday.


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