Quantitative Developer / Data Engineer Internship - Summer 2025 (London)

Overview

The Index Arbitrage group at GTS is an ETF market maker quoting across 12 exchanges. We are a technology driven team looking for talented quantitative developer interns and data engineering interns who have broad interests in trading, technology, and data. You will have the opportunity to work on various aspects of our business including data pipeline, finding a high-volume data-processing solution for data engineering and alpha generation.

This role is ideal for those who are passionate about working with high-throughput financial data and have a serious interest in a career in quantitative research. The role will directly impact the group's trading activities and help drive its revenue. This is an opportunity to work on challenging projects alongside talented programmers and traders, on a team with an exceptionally high retention rate.

GTS is a collection of financial services companies spanning a wide array of asset classes and investment approaches, all powered by the combination of market expertise with innovative, proprietary technology. With roots as a quantitative trading firm continually building for the future, the GTS family of companies are able to leverage the latest in artificial intelligence systems and sophisticated pricing models to bring consistency, efficiency, and transparency to today's financial markets. GTS's electronic market maker GTS Securities accounts for 3-5% of daily cash equities volume in the U.S. and is a leading Designated Market Maker (DMM) at the New York Stock Exchange, responsible for nearly $13 trillion of market capitalization. For more information on GTS, please visit

Responsibilities

• Develop and improve end-to-end data pipeline for research platform and optimization.
• Conduct quantitative research on financial datasets to identify patterns.
• Develop algorithmic solutions to generate datasets of potential research interest.
• Write reports to monitor daily trading activities.

Qualifications

• BS/MS degree in math, physics, computer science, electrical engineering, or related field
• Good understanding of Linear Algebra, optimization, numerical analysis, and statistics
• Proficient with Python, Panda, Polars
• Strong programming skills and grasp of concurrent programming patterns and data structures
• Strong communication skills, ability to express complex concepts in simple terms, verbally and in writing
• Attention to details and the ability to design and thoroughly test error-free code is highly preferred.
• Experience with Linux environment and with UNIX utilities and scripting (Python, shell, etc.), experience with a version control system (e.g., Git) highly preferred

We're proud to employ some of the leading talent in the industry, and we work to ensure our employees enjoy a high quality-of-life.

All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, age, national origin, or protected veteran status, and will not be discriminated against on the basis of disability.

What We Offer:

• In-office perks - Free lunch daily and access to a fully stocked pantry (when working in the office).
• Casual dress code (when working in the office).

Unsolicited resumes:

We do not accept unsolicited headhunter and agency resumes and will not pay fees to any third-party agency or company that does not have a signed agreement with GTS