Off-Cycle AI Intern (Trading), 2026, London
Millennium·London·United Kingdom·Machine Learning Engineering
Millennium is hiring a Off-Cycle AI Intern (Trading), 2026, London in London. Posted 2026-06-12; applications close 2026-08-11 (in 56 days).
Role details
Overview
Off-Cycle AI Intern (Trading), 2026, London
We are seeking a curious, driven, and innovative intern to join a fundamental investment team and help design, develop, and implement AI-powered tools and agent-based workflows that improve research processes, information capture, and decision-making. As an intern, you will gain hands-on experience working on real-world projects in a collaborative environment while contributing to internal technology that supports investment professionals.
Responsibilities
- Design, develop, test, and maintain AI-powered tools and agent-based systems that support research workflows for fundamental investment professionals.
- Build internal applications and workflow tooling to improve knowledge discovery, information capture, and decision support for the investment process.
- Develop data and research infrastructure for acquiring, organizing, normalizing, and surfacing structured and unstructured information used by the team.
- Analyze real-world datasets and implement AI or machine learning components to improve retrieval, ranking, extraction, summarization, and workflow efficiency.
- Write clean, maintainable, and well-documented code; troubleshoot, debug, and improve existing systems and processes using strong software engineering practices.
- Optimize systems for scalability, reliability, and performance while staying current with emerging technologies and engineering approaches relevant to AI tooling.
Qualifications, Skills, and Requirements
- Graduating between December 2025 and June 2026 from a degree in Computer Science, Engineering, Data Science, Artificial Intelligence, or related fields.
- 3–6 month internship duration (to be discussed with the selected candidate).
- Locations: London, Dubai, or Paris.
- Strong programming skills in Python or similar languages.
- Experience with Claude Code.
- Strong foundation in data structures and algorithms.
- Experience building software tools, internal applications, data workflows, or research-enablement infrastructure.
- Comfortable working with data using tools such as SQL, Pandas, Spark, or similar technologies.
- Familiarity with machine learning frameworks or applied AI tooling such as PyTorch, TensorFlow, scikit-learn, or related libraries is preferred.
- Experience examining real-world datasets and a solid understanding of statistical and machine learning techniques.
- Strong problem-solving skills, attention to detail, and the ability to collaborate effectively between technical and non-technical stakeholders in a fast-paced environment.
- Genuine interest in financial markets and the investment process.
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Applying to this role
This Off-Cycle AI Intern (Trading), 2026, London role at Millennium runs through the firm's own careers portal and expects a CV and cover letter written specifically for the posting, not a portable submission carried across firms. Jorb AI's application agent tailors a CV and cover letter from your background to this posting and tracks the role alongside the rest of your applications.
Jorb AI tracks details for Off-Cycle AI Intern (Trading), 2026, London at Millennium. Postings refresh hourly from primary careers pages. Job details mirror the firm's posting; the apply link goes directly to the source. Last refreshed 2026-06-15.
