Research & Portfolio Management Engineer - Specialized Investments Group

Greenwich, CTFull-time$155k2026-07-29 → 2026-11-12

Hybrid

Core

Build and extend data platforms, optimization engines, and high-performance back-testing systems to support specialized investment strategies and tax-aware products.

Role type

Senior quantitative software engineer (specialized investments)

Builds

Data and services platforms, optimization/orchestration engines, SIG tools/APIs, historical simulation/back-testing engines, ML/AI applications

Domain

Quantitative finance / Specialized investments / Tax-aware strategies

Deliverable

production ML models

Required skills

Python, NumPy, Pandas, SQL (SQL Server, Postgres), AI and agentic frameworks, object-oriented programming, microservices, distributed compute, cloud computing

Preferred skills

Quant finance domain knowledge, large-scale application design patterns

Technologies

Python, NumPy, Pandas, SQL Server, Postgres, Cloud, Containers

Responsibilities

Design and build data platforms and optimization engines; Develop SIG tools and API infrastructure; Build high-performance back-testing engines; Implement ML/AI-driven applications; Coordinate with researchers to translate insights into scalable strategies

Seniority

Senior, hands-on IC

About AQR

AQR is a global investment firm built at the intersection of financial theory and practical application. We strive to deliver concrete, long-term results by looking past market noise to identify and isolate the factors that matter most, and by developing ideas that stand up to rigorous testing. By putting theory into practice, we have become a leader in alternative strategies and an innovator in traditional portfolio management since 1998.