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Senior Python Engineer

Sofia, Sofia City Province, Bulgaria💼 Full-time🗓 2026-07-20 → 2026-10-01

Core

Design and maintain scalable backend systems, distributed compute applications, and high-performance data pipelines for quantitative research and trading infrastructure.

Role type

Senior Python Engineer (Backend & Data Infrastructure)

Builds

Scalable APIs, distributed compute apps, and petabyte-scale data processing pipelines for systematic trading and AI solutions.

Domain

Financial Technology / Quantitative Trading / Data Engineering

Required skills

Python, Linux, Git, SQL/NoSQL databases, large-scale data processing, object-oriented programming, system design, observability, AI development tools

Preferred skills

Python scientific stack (pandas, numpy, scipy, scikit-learn), distributed systems orchestration, ETL tools, LLMs, open-source contributions, mentoring

Technologies

Python, ArcticDB, pandas, numpy, scipy, scikit-learn, SQL, NoSQL, Linux, Git

Responsibilities

Design and maintain scalable backend systems and APIs; Develop distributed compute applications and implement monitoring; Build high-performance data pipelines for financial datasets; Partner with researchers to translate requirements into technical solutions; Participate in production support and architecture decisions.

Seniority

Senior, hands-on IC

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