Company profile

Two Sigma Tech Stack

Quantitative investment and trading firm built on research and AI

Financial Services New York, NY 1,001–5,000 employees Privately Held

Two Sigma is a New York quantitative investment manager whose stack spans C++, Java, Python, Rust and Go alongside PyTorch, JAX, DeepSpeed and RAPIDS, a mix that points to GPU-scale model training next to latency-sensitive trading code. FPGA adoption and projects on low-latency execution and LLM post-training for financial time series show investment on both the speed and AI fronts. Hiring is accelerating and engineering-heavy.

Tech Stack 47 technologies

Core StackJava C++ Python Ruby NumPy scikit-learn PyTorch TensorFlow Rust Hugging Face Go Docker Kubernetes AWS Apache Spark JavaScript Jira Workday Slack Pandas Perl Bloomberg Adobe SciPy GCP Azure JAX DeepSpeed CuPy RAPIDS+15 more

AdoptingFPGA

What Two Sigma Is BuildingChallenges and projects from their job posts

◆Challenges

Migrating legacy infrastructure to cloud-native
Managing compute spend
Deploying large-scale compute for RLHF
Reducing operational complexity and risk
Incident management SLOs
Moving financial reporting to scalable SQL models

▲Active Projects

Low-latency trade execution and market data infrastructure
Post-training LLMs for financial time series
Data ingestion infrastructure for 10,000+ daily sources
Extending trading platforms to new markets
Distributed storage and cloud environment infrastructure
Next-generation security infrastructure

Hiring Activity

Accelerating50 roles · 10 in 30d

Department

Engineering

Research

Data

Finance

Security

Marketing

Ops

Seniority

Mid

Senior

Junior

Intern

Manager

Lead

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About Two Sigma

Two Sigma is a privately held quantitative investment management and trading firm headquartered in New York, NY. It applies data science, AI and quantitative research to investing and trading decisions. The firm employs between 1,001 and 5,000 people and hires in the United States, Japan and the United Kingdom. Its infrastructure runs across AWS, GCP and Azure with Docker and Kubernetes, and its research tooling includes NumPy, Pandas, scikit-learn, PyTorch and TensorFlow.

HeadquartersNew York, NY

Company Size1,001–5,000 employees

Hiring MarketsUnited States, Japan, United Kingdom

Frequently Asked Questions

What tech stack does Two Sigma use?

Two Sigma uses C++, Java, Python, Rust and Go, ML tools like PyTorch, JAX, TensorFlow and DeepSpeed, GPU libraries CuPy and RAPIDS, Apache Spark, and Kubernetes across AWS, GCP and Azure. It is adopting FPGA.

Is Two Sigma hiring engineers?

Yes. Hiring is accelerating and engineering is the largest focus, with research, data, HR and finance roles also open, mostly at mid and senior levels.

What countries does Two Sigma hire in?

Two Sigma is hiring in the United States, Japan and the United Kingdom, with headquarters in New York, NY.

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How this profile is built

Two Sigma's technology stack, projects, and hiring signals are inferred from public hiring and company data — career pages, public listings, and company web presence — then clustered and de-duplicated. Figures are estimates that refresh over time. Read our full methodology →

This is not an official vendor or customer list. It is a technology-adoption signal inferred from public data, intended for B2B research.