Quantitative Developer Intern

Tower Research Capital; Paris; On-site; EUR 17,000 - 21,000; Full time

Benefits offered by this job

Competitive compensation package

Free breakfast, lunch, and snacks

Exciting networking and social events

Mentors from your alma mater and other

Job summary

Tower Research Capital in Paris is seeking a Master’s student for a six-month internship starting February 2027. You will work with on-site quantitative researchers to improve trading desk processes and develop Python tools used in research.

You will also contribute to enhancing the simulation/backtest framework and collaborate with a global research team across the EMEA region, gaining exposure to large-scale systems and production-grade software engineering.

Qualifications

• Final year of a Master’s degree in CS/Engineering/Applied Math or related field.
• Strong interest in quantitative finance and software development.
• Solid foundation in Python with NumPy, Pandas or Polars.
• Curiosity, problem-solving and ability to work in a fast-paced, collaborative environment.
• Good communication and distributed teamwork.
• Exposure to C++ and scripting (Bash) is a plus.
• Interest in large-scale systems and production-grade software practices.

Responsibilities

• Iterating quickly with on-site quantitative researchers to improve desk Q trading strategies P&L.
• Developing Python tools used in strategies research.
• Improving the existing simulation/backtest framework.
• Help global research team on EMEA-related research via various channels.

Skills

Python programming

NumPy

Pandas

Polars

C++

Scripting (Bash)

Distributed teamwork

Quantitative finance interest

Education

Master's degree in Computer Science/Engineering/Applied Math

Tools

Python tooling

Backtesting framework

Job description

Tower Research Capital is a leading quantitative trading firm founded in 1998. Tower has built its business on a high-performance platform and independent trading teams. We have a 25+ year track record of innovation and a reputation for discovering unique market opportunities.

Tower is home to some of the world’s best systematic trading and engineering talent. We empower portfolio managers to build their teams and strategies independently while providing the economies of scale that come from a large, global organization.

Engineers thrive at Tower while developing electronic trading infrastructure at a world class level. Our engineers solve challenging problems in the realms of low-latency programming, FPGA technology, hardware acceleration and machine learning. Our ongoing investment in top engineering talent and technology ensures our platform remains unmatched in terms of functionality, scalability and performance.

At Tower, every employee plays a role in our success. Our Business Support teams are essential to building and maintaining the platform that powers everything we do — combining market access, data, compute, and research infrastructure with risk management, compliance, and a full suite of business services. Our Business Support teams enable our trading and engineering teams to perform at their best.

At Tower, employees will find a stimulating, results-oriented environment where highly intelligent and motivated colleagues inspire each other to reach their greatest potential.

Please note, this internship opportunity is open to those who are available from February 2027 for six months.

Responsibilities

• Iterating quickly with on-site quantitative researchers on the research processes in order to improve the desk’s quantitative trading strategies P&L
• Developing Python tools used in trading strategies research
• Improving the existing simulation/backtest framework
• Help global research team on EMEA-related research through various communication channels

Qualifications

• Currently in the final year of a Master’s degree in Computer Science, Engineering, Applied Math, or a related field
• Strong interest in quantitative finance and software development
• Solid foundation in Python programming and exposure to libraries such as NumPy, Pandas, or Polars through coursework or personal projects
• Demonstrated curiosity, problem-solving ability, and a desire to grow in a fast-paced, collaborative, and intellectually demanding environment
• Good communication skills and willingness to work as part of a distributed team
• Exposure to C++ and/or scripting languages (e.g., Bash) is a plus
• Interest in learning about large-scale systems, workflow orchestration, and production-grade software engineering practices

Benefits

• Competitive compensation package
• Free breakfast, lunch, and snacks daily
• Exciting networking and social events
• Opportunities to learn from senior management across the firm
• Mentors from your alma mater and other top institutions

Tower Research Capital is an equal opportunity employer.