Summer 2026

Quantitative Developer Intern

Posted on 1/31/2026

Arrowstreet Capital

Arrowstreet Capital

201-500 employees

Global equity investment manager for institutions

Compensation Overview

$87.50 - $125/hr

Boston, MA, USA

In Person

Category
Quantitative Finance (1)
Required Skills
Python
Data Science
R
Data Structures & Algorithms
Data Analysis
Requirements
  • Enrolled in an undergraduate or graduate program from an educational institution in a technical field, such as computer science or engineering, with an additional focus in data science, applied mathematics, economics. Expected degree completion within a year of the internship
  • Strong analytical, quantitative, programming and problems solving skills
  • Knowledge of software design paradigms, data structures, and numerical algorithms
  • Understanding of probability and statistics, including linear regression and time-series analysis
  • Excellent communication and collaboration skills
  • Interest in financial markets (prior experience not required)
Responsibilities
  • Solving complex quantitative problems with Python or R
  • Designing and developing tools or libraries to enhance our data science technology stack
  • Performing exploratory data analysis across large complex data sets to inform investment and signal ideas
  • Implementing performance improvements in our data analysis and numerical programming libraries
  • Running POCs to evaluate technologies and libraries in cloud and PyData ecosystems

Arrowstreet Capital is a Boston-based investment manager that serves institutional investors by offering global equity investment strategies and fund products. The firm runs long-only, alpha extension, and long/short approaches and uses a wide set of instruments, including swaps and futures. Its investment process relies on quantitative methods to build diversified equity portfolios and to estimate expected return and risk, as well as the costs of trading. Portfolios are created with a mean-variance optimizer and proprietary risk and transaction cost models, with the aim of delivering value relative to each client’s benchmark. Arrowstreet manages about $100 billion for more than 200 client relationships across North America, Europe, and Asia-Pacific.

Company Size

201-500

Company Stage

Private

Total Funding

N/A

Headquarters

Boston, Massachusetts

Founded

1999

Simplify Jobs

Simplify's Take

What believers are saying

  • Expansion into long/short strategies meets institutional demand for alternative returns.
  • $961M Canadian Natural Resources stake signals energy sector rotation conviction.
  • CalPERS and Oregon pension clients provide stable long-term capital flows.

What critics are saying

  • AI competitors like Two Sigma erode edge via faster signal discovery in 6-12 months.
  • Key personnel defection to D.E. Shaw replicates models in 6-12 months.
  • EU SFDR and SEC rules force derivatives disclosures harming returns in 12-18 months.

What makes Arrowstreet Capital unique

  • Non-linear modeling outperforms peers by avoiding systematic biases in stock selection.
  • Computer-driven system ranks thousands of stocks to 150-200 core holdings.
  • Quantitative process uses proprietary return, risk, and transaction cost models.

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Benefits

Hybrid Work Options

Company News

NewsBreak
Nov 4th, 2024
US Charges Chinese Hedge Fund Executive With Trade Secrets Theft

A top executive at a China-based hedge fund has been indicted in the United States and charged with stealing trade secrets from his former Boston-based employer, quantitative investment firm Arrowstreet Capital.

Defense World
Apr 15th, 2024
Bleakley Financial Group LLC Reduces Stake in Alkermes plc (NASDAQ:ALKS)

Arrowstreet Capital Limited Partnership purchased a new stake in Alkermes in the 1st quarter worth approximately $56,494,000.

MarketBeat
Jan 29th, 2024
Landsea Homes Co. (NASDAQ:LSEA) Short Interest Update

Lazard Asset Management LLC purchased a new stake in Landsea Homes in the first quarter valued at approximately $89,000.

Defense World
Nov 30th, 2023
Consumer Portfolio Services, Inc. (NASDAQ:CPSS) Shares Sold by Bank of New York Mellon Corp

Arrowstreet Capital Limited Partnership acquired a new stake in Consumer Portfolio Services during the first quarter valued at approximately $115,000.

MarketBeat
Oct 5th, 2023
Allspring Global Investments Holdings LLC Reduces Stock Position in Crocs, Inc. (NASDAQ:CROX)

Finally, Fullerton Fund Management Co Ltd. purchased a new stake in Crocs in the fourth quarter worth about $46,029,000.

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