Core Python Developer for High-Frequency Trading (Hybrid)

Wintermute; Greater London; Hybrid; GBP 90,000 - 120,000; Full time

Benefits offered by this job

Pension

Private health insurance

Office in central London

Team events & celebrations

Flexible working hours

Job summary

Wintermute is seeking an experienced developer to join the Core Development team in London. You will work in a small, high‑impact group, writing clean and concise code while collaborating with traders, quants and the DeFi team.

Most services are written in Python, with C++ for high‑performance components. You will contribute to data capture, reconciliation, and GUI systems, while operating on Linux and PostgreSQL in a collaborative, fast‑moving environment.

Qualifications

• 2+ years Python experience; strong proficiency in Python development.
• C++ experience is an advantage for high‑performance components.
• Experience with SQL databases and data modeling.
• Comfortable with Linux environments and tooling.
• Interest in crypto or finance related work.

Responsibilities

• Join the Core Development team and contribute to multiple areas of the business.
• Collaborate with traders, quants, DeFi team, and middle office on projects.
• Develop predominantly in Python, with C++ for high‑performance modules.
• Build and enhance data capture, reconciliation, and GUI systems.
• Own features end‑to‑end from design to deployment.

Skills

Python

C++

SQL databases

Linux

Crypto/Finance interest

Job description

Wintermute is seeking an experienced developer to join the Core Development team in London. You will work in a small, high‑impact group, writing clean and concise code while collaborating with traders, quants and the DeFi team.

Most services are written in Python, with C++ for high‑performance components. You will contribute to data capture, reconciliation, and GUI systems, while operating on Linux and PostgreSQL in a collaborative, fast‑moving environment.