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Senior Python Engineer - Data Platform

London💼 Full-time🗓 2026-07-21 → 2026-09-26

Core

Architect and build a multi-petabyte scale streaming data platform processing billions of market data points daily to power systematic trading strategies and quantitative research.

Role type

Senior Python Engineer (Data Platform)

Builds

High-throughput streaming platform for market data infrastructure

Domain

Quantitative finance / Financial technology / Distributed systems

Deliverable

production ML models | product features | infrastructure

Required skills

Python, Java, Linux, Git, distributed systems, database technologies (Iceberg, PostgreSQL, MongoDB), agentic engineering (AI-assisted development), incident response, root-cause analysis, code review, mentoring

Preferred skills

Academic background in CS/Math/Engineering/Physics, performance optimization, large-scale data processing, open-source contributions, market data experience, streaming/real-time data processing expertise

Technologies

Kafka, ArcticDB, MongoDB, Iceberg, PostgreSQL

Responsibilities

Build and ship features on a high-throughput streaming platform; Tackle hard distributed systems problems at exceptional scale; Work closely with quant researchers and traders to turn complex requirements into elegant platform solutions; Drive platform reliability through rigorous incident response, root-cause analysis, and systemic fixes; Raise the engineering bar through thoughtful code review and mentoring of junior team members

Seniority

Senior, hands-on IC

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