Senior Quant Developer (Python)

This is a role that TechTree is recruiting for on behalf of one of our clients.

TechTree is an AI-driven recruitment platform working with high-growth companies.

When you apply, our AI Agent matches you not just to this role, but to other relevant opportunities across our network, so one application can unlock multiple roles.

Senior Quant Developer — build the front-office systems commodities traders rely on. Warsaw (Powiśle), office-first.

Founded in 2015 by University of Warsaw alumni who spent years at top investment banks and hedge funds in London, the company builds software for commodities trade risk assessment. It's a developer-driven team that prioritises new code over legacy maintenance.

You'll design, develop and test essential front-office components, own independent tasks and see your ideas land directly in complex financial systems.

What You'll Do

→ Work on market data ingestion, time series frameworks, trade ingestion and high-frequency trades

→ Build ETL pipelines and third-party integrations

→ Extend the framework so applications are easy to develop and deploy

What We're Looking For

→ Expert Python and 5+ years of software engineering

→ Strong data structures and algorithms, plus SQL and NoSQL

→ Proven experience with Kafka and Redis

→ CS, Maths, Physics or related degree (PhD, cloud and finance experience are a plus)

Base salary plus a bonus twice a year, flexible hours and international business trips for volunteers.

What is TechTree?

TechTree combines AI agents with a human support team to give candidates a better, more transparent hiring experience.

Our AI Agent gets to know your background, experience, and what you're optimising for. It continuously matches you to live roles across our network where there's genuine alignment, not just keyword overlap.

Our Human Team is there to support you through the process — answering questions, adding context, and making sure you're never left guessing or ghosted.

We only post real jobs. Every role on TechTree is a live, active hire.