---
title: 'Portfolio Manager at Atto Trading'
canonical: 'https://feeny.ai/job/portfolio-manager-atto-trading-miami-florida-87hgf61g74b9'
type: 'job'
last_seen: '2026-09-09'
---

# Portfolio Manager at Atto Trading

- **Company:** Atto Trading
- **Location:** Miami Florida, United States
- **Posted:** 2026-05-25
- **Last confirmed live:** 2026-09-09
- **Apply:** https://job-boards.greenhouse.io/attotrading/jobs/4246110009

## Job description

About Us:

Atto Trading is a quantitative trading firm operating a portfolio of signal-driven high-frequency strategies in cash equities and futures.

We are building a global, diverse team, with experts in trading, statistics, engineering, and technology to trade global markets. Our disciplined approach combined with rapid market feedback allows us to quickly turn ideas into profit. Our environment of learning & collaboration allows us to solve the world’s hardest problems, together.

As a small firm, we remain nimble and hold ourselves to the highest standards of integrity, ingenuity, and effort.

Responsibilities:

- Develop quantitative strategies with a minimum annual PNL of $2MM USD, Sharpe of 5, and an ROC of >= 75%
- Manage all aspects of developing and managing the strategies, given the firm-provided platform and infrastructure

Requirements:

- Bachelor or higher degree in a quantitative discipline (Computer Science, Math, Physics)
- Strategy with a proven track record of recent and consistent production performance
- Deep understanding of strategies and research process
- Self-driven
- If applying individually, you must know C++. If applying as a team, at least 1 member needs to be proficient in C++.
- AI & Productivity Tools: Demonstrated ability to effectively leverage modern AI tools (e.g., generative AI, code assistants, research and productivity tools) to improve quality, speed, decision-making, and workflow efficiency while maintaining strong judgment, accuracy, and ownership of outcomes.

When applying:

- Please include your strategy performance data and business plan, and some metrics.
- Description of strategies (and/or research without any IP sensitive details).
- Strategy history: idea, research, simulation, production.
- Your current position and experience.
- If you are applying together as a team, what will everyone contribute? What will you need to hire out or use firm resources for?

Recommended metrics:

- Capital requirements, leverage, and book size
- ROC
- Average Daily PNL
- Max Drawdown
- Sharpe
- Holding Period
- Potential Capacity

Benefits:

- Formulaic bonus payout based on P&L, Expenses, Sharpe, and ROC
- Location-specific  base and benefits

## About Atto Trading

## Company Overview
- **One-liner**: Atto Trading is a quantitative, high-frequency trading firm that uses advanced research, proprietary ultra-low-latency technology, and a scientific approach to trade global financial markets.
- **Entity Type**: Private (bootstrapped, no disclosed funding rounds)
- **Headquarters**: South Miami, Florida, United States
- **Founded**: 2010
- **Founders**: Denis Popov (Founder and CEO)

## Core Business
- **Primary industry**: Quantitative trading / High-frequency trading (HFT) / Capital Markets
- **Target customers**: The firm trades for its own account (proprietary trading) across multiple asset classes; it does not serve external clients.
- **Mission or purpose**: To combine advanced engineering and data-driven insights to build the defining edge in increasingly complex global markets, pushing the limits of what’s possible in electronic trading.

## Products & Services
- **Proprietary Ultra-Low-Latency Trading Platform**: An in-house built platform optimized for speed and reliability, used to execute quantitative strategies across equities, futures, and digital assets.
- **Quantitative Trading Strategies**: A diverse portfolio of systematic strategies driven by mathematical modeling, market microstructure research, and real-time decision-making.
- **Research Infrastructure**: Internal tools and data pipelines for alpha research, signal generation, and market analysis.

## Market Standing
- **Valuation/Market Cap**: Not publicly available (private company)
- **Key Metric**: Annual Revenue not disclosed; Total Funding not disclosed (bootstrapped)
- **Notable Investors/Partners**: Not applicable (no external investors listed)
- **Growth Signals**: 
  - Headcount grew 15% year-over-year (to ~17 employees as of mid-2026)
  - Active hiring across multiple offices (New York, Kyiv, Miami, Lisbon) for roles in C++ development, low-latency engineering, quant research, and trading operations
  - Expanding geographic footprint with offices in the US, Ukraine, UK, Japan, Poland, and Portugal

## Competitive Advantages
- **Proprietary ultra-low-latency platform**: All technology, from signal generation to execution, is built in-house, giving complete control over performance and adaptability.
- **Deep market microstructure expertise**: Over 15 years of compounding knowledge in electronic markets, non-linear modeling, and high-performance engineering.
- **Small, agile team**: Flat structure where individual contributions have outsized impact; teams collaborate rather than compete, sharing tools and knowledge.
- **Culture of intellectual rigor**: Emphasizes curiosity, persistence, and a “team first” mindset, attracting top talent from leading HFT firms and strong academic backgrounds.

## Strategic Focus
- **Continuous innovation**: Relentless iteration on strategies and infrastructure to maintain a competitive edge in dynamic markets.
- **Talent acquisition**: Actively hiring exceptional engineers, researchers, and traders to scale the firm while preserving its collaborative culture.
- **Global expansion**: Building out teams in key financial hubs (New York, Miami, Kyiv, Lisbon) to access diverse talent and market opportunities.

## Why Work Here
- **Culture**: “Persistence. Curiosity. Team First.” – a collaborative environment where ideas win on merit and cross-team knowledge sharing is encouraged.
- **Impact**: Small firm (~17 people) means your work is visible and directly affects trading performance; ownership of projects from day one.
- **Compensation**: Highly competitive pay (LinkedIn reviews rate compensation 4.0/5.0) with strong incentives for performance.
- **Engineering excellence**: Focus on low-latency systems (C++, high-performance computing), clean design, and measurable performance improvements; engineers work closely with researchers and traders.
- **Work model**: Mix of in-office and remote depending on location; offices in South Miami (HQ), New York, Miami Beach, Kyiv, Lisbon, and others.
- **Perks**: Not explicitly listed, but the firm emphasizes intellectual challenge, continuous learning, and a flat hierarchy.

## Sources
1. [atto-trading.com](https://atto-trading.com/)
2. [Who We Are | Atto Trading](https://atto-trading.com/who-we-are)
3. [What We Do | Atto Trading](https://atto-trading.com/what-we-do)
4. [Jobs at Atto Trading - Greenhouse](http://job-boards.greenhouse.io/attotrading)
5. [LinkedIn - Atto Trading](https://www.linkedin.com/company/atto-trading)

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