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Millennium ManagementLondonInternship

Off-Cycle AI Intern (Trading), 2026, London

Join as an Off-Cycle AI Intern in London to develop AI-powered tools enhancing investment research workflows. Gain hands-on experience in software engineering and data science within a fundamental investment team.

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Responsibilities

  • Design, develop, test, and maintain AI tools supporting investment research workflows.
  • Build internal applications to improve knowledge discovery and decision support.
  • Develop data infrastructure for organizing and surfacing structured and unstructured information.
  • Analyze datasets and implement AI/ML components to enhance retrieval and workflow efficiency.
  • Write clean, maintainable code and improve existing systems using strong software engineering practices.
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Qualifications and Skills

  • Graduating between Dec 2025 and Jun 2026 in Computer Science, Engineering, Data Science, AI, or related fields.
  • Strong programming skills in Python or similar languages.
  • Experience with Claude Code and building software tools or data workflows.
  • Proficient with data tools like SQL, Pandas, Spark, or similar.
  • Familiarity with ML frameworks such as PyTorch, TensorFlow, or scikit-learn preferred.
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Additional Information

  • Internship duration: 3-6 months, to be discussed with selected candidate.
  • Locations available: London, Dubai, or Paris.
  • Genuine interest in financial markets and investment processes required.