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mthree - Senior Software Engineer, Cracow

Poland💼 Full-time🗓 2026-06-29 → 2026-09-26

Core

Develop and enhance a credit risk modelling toolkit and partner with modellers to ensure correct and efficient usage.

Role type

Senior Software Engineer (Python)

Builds

Credit risk modelling toolkit

Domain

Financial services / Credit risk analytics

Deliverable

production ML models

Required skills

Python development, object-oriented programming, test-driven development, pytest, SOLID principles, design patterns, Git, Agile development

Preferred skills

MSc/PhD in CS/Math/Physics/OR, credit risk analytics domain knowledge, scientific Python stack (NumPy, SciPy, pandas, polars, Matplotlib), PySpark, open-source contributions

Technologies

Python, pytest, NumPy, SciPy, pandas, polars, Matplotlib, PySpark, Git

Responsibilities

Develop and enhance credit risk modelling toolkit, partner with modellers to ensure toolkit usage, gather feedback for improvements

Seniority

Senior, hands-on IC

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