Quantitative Data Scientist

About MDOTM

MDOTM is the Global leader in AI-driven investment solutions. Founded in 2015, we earned significant recognition in 2017 as the only European fintech startup selected by Googlefor its acceleration program in Silicon Valley.

Since then, we have been growing continuously, establishing a strong international presence with offices in London, Milan and New York

If you are looking for a fast-paced environment and you are willing to take ownership, this is the right opportunity for you! Join us!

Role Overview

We are looking for a Quantitative Data Scientistto join our Research and Development Team in Milan. This is a critical, high-impact hire designed to be the bridge between complex quantitative modeling and real-world financial application.

The ideal candidate combines a strong financial intuitionwith a "hands-on" attitude. You will be responsible for translating business needs into technical solutions, ensuring our investment strategies are robust, scalable, and aligned with client expectations. You will serve as a key integratoracross research, and investment functions, bringing order to innovation.

Key Responsibilities

• Critically evaluate ML model outputsto ensure alignment with financial theoryand real-world market dynamics, while accounting for client-specific objectives, constraints, and investment frameworks.
• Translate research signals into actionable investment strategiesand portfolio construction frameworks.
• Collaborate with ML researchers to refine models, incorporating financial domain expertise and contributing to model design where needed.
• Design, prototype, and scale quantitative modelsusing Python and Java, maintaining a high standard for code quality and modularity.
• Contribute to the financial validation layerof the R&D cycle by developing and maintaining test frameworks that identify inconsistencies and support continuous model improvement.
• Translate complex portfolio objectives into rigorous, testable modeling specifications that bridge the gap between investment intent and algorithmic execution.
• Collaborate across technical workstreamsto ensure research outputs are aligned with investment objectives and successfully integrated into production workflows.

Required Skills & Qualifications

• Degree in Finance, Quantitative Finance, Financial Engineering, Mathematics, or a related field.
• Understanding of portfolio construction, asset allocation, and risk management
• Solid Python/Java programming skills, with experience in financial modeling, data analysis, and working with ML-driven workflows.
• Experience interpreting, validating, or stress-testing quantitative or machine learning models(e.g., backtesting, scenario analysis, or model diagnostics).
• Ability to bridge finance and technology: translate investment concepts into technical requirements and challenge model outputs using real-world financial intuition.
• Strong analytical mindsetwith the ability to communicate complex quantitative insights clearly to both technical and business stakeholders.
• Fluent in English(written and spoken).

Nice to Have (Bonus Skills)

• Solid understanding of Git-based workflows(branching, code reviews, version control) in collaborative research or production environments.
• Experience leveraging LLMs and AI coding tools(e.g., Claude Code, GitHub Copilot) to accelerate prototyping, refactor code, and optimize algorithmic performance.
• Proven ability to thrive in high-pressure, collaborative environments, delivering precise results under tight market-driven or project deadlines

Why Join Us?

• Take on a high-impact rolewhere you translate cutting-edge ML research into actionable, real-world investment strategies and portfolio frameworks.
• Competitive salary & truly flexible work environment
• Benefit from an unlimited learning and development budgetto stay at the bleeding edge of AI research, alongside a fast-track path into technical leadership or principal research roles
• Collaborate daily with an ultra-international team(18+ nationalities) spread across our offices in Milan, London and New York
• Annual company retreatat a stunning location
• Fast-track career progression, with opportunities to grow into leadership roles