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# Senior Ruby Engineer in London - Koinly

- **Company:** WorksHub
- **Location:** London, UK
- **Experience:** Expert
- **Contract:** Permanent contract
- **Skills:** Profiling, Blockchain, Ruby, Data Pipelines
- **Published:** September 10, 2026
- **Apply:** https://www.collegerecruiter.com/job/2840587726-senior-ruby-engineer-in-london-koinly

## About the Role

* Experience with high-volume CSV/data ingestion pipelines.
 * Familiarity with performance profiling tools in Ruby.
 * Background in DeFi, blockchain, or fintech.
 * Side projects that show your love for technical puzzles.



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