Core Python Engineer - Real-Time Trading Systems

Dex; Greater London; On-site; GBP 70,000 - 110,000; Full time

Job summary

Dex operates with a leading algorithmic market maker in digital assets and is seeking a Python-focused engineer to join the Core Development team. You will work closely with traders, low-latency developers, and researchers to design, ship, and iterate on live trading tools and real-time pipelines.

You will ingest large data streams, build reconciliation engines, and maintain trading GUIs and operational tooling used daily at the trading desk. Prior finance experience is welcome but not required.

Qualifications

• 2+ years of Python production experience writing clean, robust code.
• Solid SQL and Linux proficiency for daily operational tasks.
• Ability to communicate with traders, researchers, and operations to turn requirements into software.
• Interest in algorithmic trading and digital asset markets welcomed.

Responsibilities

• Ingest, normalise, and route high-throughput data into real-time systems.
• Build and scale reconciliation engines for sub-second updates and risk alerts.
• Develop and maintain trading GUIs and tooling used by the trading desk.
• Design storage and retrieval systems for ML feature pipelines.
• Architect automated settlement and clearing workflows for transactions.

Skills

Python

SQL

Linux

Trading collaboration

Algo trading interest

Job description

Dex operates with a leading algorithmic market maker in digital assets and is seeking a Python-focused engineer to join the Core Development team. You will work closely with traders, low-latency developers, and researchers to design, ship, and iterate on live trading tools and real-time pipelines.

You will ingest large data streams, build reconciliation engines, and maintain trading GUIs and operational tooling used daily at the trading desk. Prior finance experience is welcome but not required.