Summer 2027

Quantitative Developer Intern

Research

Arrowstreet Capital

Arrowstreet Capital

201-500 employees

Global equity investment manager for institutions

Compensation Overview

$87.50 - $125/hr

Boston, MA, USA

In Person

Bachelor's, Master's

Category
Quantitative Finance (1)
Software Engineering (1)
Required Skills
Python
High Performance Computing (HPC)
Data Visualization
Data Science
R
Data Structures & Algorithms
REST APIs
Data Analysis

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Requirements
  • Enrollment in an undergraduate or graduate program at an educational institution in a technical field such as computer science or engineering, with an additional focus in data science, applied mathematics, or economics.
  • Expected degree completion within a year of the internship.
  • Strong analytical, quantitative, programming, and problem-solving skills.
  • Knowledge of software design paradigms, data structures, and numerical algorithms.
  • Understanding of probability and statistics, including linear regression and time-series analysis.
  • Interest in financial markets; prior experience is not required.
Responsibilities
  • Solve complex quantitative problems with Python or R.
  • Design and develop tools or libraries to enhance the data science technology stack.
  • Perform exploratory data analysis across large, complex datasets to inform investment and signal ideas.
  • Implement performance improvements in data analysis and numerical programming libraries.
  • Run proofs of concept to evaluate technologies and libraries in cloud and PyData ecosystems.
  • Propose investment ideas, codify them into signals, and back-test signals to produce return, risk, and trading cost forecasts that drive trading decisions.
Desired Qualifications
  • Excellent communication and collaboration skills.

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

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Simplify Jobs

Simplify's Take

What believers are saying

  • Arrowstreet's assets under management stayed above $292B on July 3, 2026.
  • The firm still won fresh positions in Cadence Design Systems and Canadian Natural Resources.
  • Arrowstreet reduced Cint short exposure by May 25, 2026, showing active risk management.

What critics are saying

  • AFM fined Arrowstreet €297,000 on April 20, 2026 for short-position notification errors.
  • The 2020-2024 reporting failures hit Just Eat Takeaway and Galapagos 101 times.
  • A bad model or compliance lapse can destroy institutional trust and trigger client redemptions.

What makes Arrowstreet Capital unique

  • Arrowstreet Capital managed $292B+ across 425+ clients as of March 31, 2026.
  • Its quantitative process spans long-only, alpha-extension, and long/short equity portfolios globally.
  • Proprietary return, risk, and transaction-cost models support diversified, benchmark-aware portfolio construction.

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Benefits

Hybrid Work Options

Company News

NewsBreakers
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.