Atto Trading

About Us:

Atto Trading is a dynamic quantitative trading firm at the forefront of global high-frequency strategies. We are seeking a C++ Software Engineer to join our growing team. 

This is a remote-first position based in Ukraine, with occasional in-office presence in Kyiv expected when conditions permit.

We are expanding an international, diverse team, with experts in trading, statistics, engineering, and technology. Our disciplined approach combined with rapid market feedback allows us to quickly turn ideas into profit. Our environment of learning and collaboration allows us to solve some of 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. 


What You’ll Do:

• Design and deploy performance-critical components for large-scale trading infrastructure.
• Develop high-frequency trading (HFT) systems in C++ with an emphasis on low latency and reliability.
• Write modern, efficient code using the latest C++ standards.
• Interface directly with cutting-edge networking hardware via kernel-bypassing drivers.
• Conduct performance research to push the boundaries of our platform's speed and scalability.
  
   

What We’re Looking For:

• 3+ years of hands-on experience with C++ development.
• Deep understanding of C++ standards (C++14, C++17; C++20 is a strong plus).
• Hands-on experience with Python and/or Bash scripting.
• Proficiency with Linux environments and system-level programming.
• Solid grasp of multithreading, IPC, and concurrent systems.
• Strong skills in latency and throughput optimization, including experience with profiling and PGO.
• Knowledge of OOP and software design patterns.
• Bachelor’s degree in Computer Science, Computer Engineering, or a related technical field.
• Excellent attention to detail, with a critical and quality-focused mindset.
• Comfortable working independently or in small teams in a dynamic, high-speed environment.
• Strong communication skills and upper-intermediate (or higher) English proficiency.
• Curiosity and passion for financial markets and trading.
  
   

Nice to have:

• Experience developing high-performance, low-latency systems on Linux.
• Familiarity with OS internals and kernel-level networking.
• Understanding of financial instruments such as stocks, ETFs, futures, or options.
• Protocol-level networking knowledge (TCP/UDP/IP stack insights are a plus).

What we Offer:

• Competitive compensation package
• Performance-based bonus opportunities
• Healthcare & Sports/gym budget
• Mental health support, including access to therapy
• Paid time off (25 days)
• Relocation support (where applicable)
• International team meet-ups
• Learning and development support, including courses and certifications
• Access to professional tools, software, and resources
• Fully equipped workstations with high-quality hardware
• Modern office with paid lunches

Our motivation:

We are a company committed to staying at the forefront of technology. Our team is passionate about continual learning and improvement. With no external investors or customers, we are the primary users of the products we create, giving you the opportunity to make a real impact on our company's growth.

Ready to advance your career? Join our innovative team and help shape the future of trading on a global scale. Apply now and let's create the future together!

About Us:

Atto Trading is a dynamic quantitative trading firm at the forefront of global high-frequency strategies. We are seeking a C++ Software Engineer to join our growing team. 

This position is open for relocation for in-office presence to Lisbon, Portugal or remote work from Ukraine, with in-office presence in Kyiv required once circumstances allow.

We are expanding an international, diverse team, with experts in trading, statistics, engineering, and technology. Our disciplined approach combined with rapid market feedback allows us to quickly turn ideas into profit. Our environment of learning and collaboration allows us to solve some of 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. 


What You’ll Do:

• Design and deploy performance-critical components for large-scale trading infrastructure.
• Develop high-frequency trading (HFT) systems in C++ with an emphasis on low latency and reliability.
• Write modern, efficient code using the latest C++ standards.
• Interface directly with cutting-edge networking hardware via kernel-bypassing drivers.
• Conduct performance research to push the boundaries of our platform's speed and scalability.
  
   

What We’re Looking For:

• 3+ years of hands-on experience with C++ development.
• Deep understanding of C++ standards (C++14, C++17; C++20 is a strong plus).
• Hands-on experience with Python and/or Bash scripting.
• Proficiency with Linux environments and system-level programming.
• Solid grasp of multithreading, IPC, and concurrent systems.
• Strong skills in latency and throughput optimization, including experience with profiling and PGO.
• Knowledge of OOP and software design patterns.
• Bachelor’s degree in Computer Science, Computer Engineering, or a related technical field.
• Excellent attention to detail, with a critical and quality-focused mindset.
• Comfortable working independently or in small teams in a dynamic, high-speed environment.
• Strong communication skills and upper-intermediate (or higher) English proficiency.
• Curiosity and passion for financial markets and trading.
  
   

Nice to have:

• Experience developing high-performance, low-latency systems on Linux.
• Familiarity with OS internals and kernel-level networking.
• Understanding of financial instruments such as stocks, ETFs, futures, or options.
• Protocol-level networking knowledge (TCP/UDP/IP stack insights are a plus).

What we Offer:

• Competitive compensation package
• Performance-based bonus opportunities
• Healthcare & Sports/gym budget
• Mental health support, including access to therapy
• Paid time off (25 days)
• Relocation support (where applicable)
• International team meet-ups
• Learning and development support, including courses and certifications
• Access to professional tools, software, and resources
• Fully equipped workstations with high-quality hardware
• Modern office with paid lunches

Our motivation:

We are a company committed to staying at the forefront of technology. Our team is passionate about continual learning and improvement. With no external investors or customers, we are the primary users of the products we create, giving you the opportunity to make a real impact on our company's growth.

Ready to advance your career? Join our innovative team and help shape the future of trading on a global scale. Apply now and let's create the future together!

About Us:

Atto Trading, a dynamic quantitative trading firm founded in 2010 and leading in global high-frequency strategies, is looking for a Data Engineer to join our team.

We are expanding an international, diverse team with experts in trading, statistics, engineering, and technology. Our disciplined approach, combined with rapid market feedback, allows us to quickly turn ideas into profit. Our environment of learning and collaboration allows us to solve some of 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. 

Role Highlights:
We are seeking an experienced Senior Data Engineer to design, build, and maintain our comprehensive Data Lake for a fast-growing number of research and production datasets. This role combines hardware and platform infrastructure expertise with data engineering excellence to support our rapidly growing data assets (~200TB current, scaling ~100TB/year). 
 

Responsibilities:

• Architect and manage high-performance, scalable on-premise data storage systems optimized for large-scale data access and analytics workloads
• Configure and maintain compute clusters for distributed data processing
• Plan capacity and scalability roadmaps to accommodate 100TB+ annual data growth
• Design and implement efficient monitoring and alerting systems to forecast growth trends and proactively react to critical states
• Design, create, automate, and maintain various data pipelines
• Enhance existing and setup new “data checks” and alerts to determine when the data is “bad”
• Design and implement a comprehensive on-premise Data Lake system connected to VAST storage solution for normalized market data across:
  • US Equities, US Futures, and SIP feeds
  • Other market data sources that will be further added
  • Security Definition data for various markets
  • Various private column data
• Build and operate end‑to‑end data pipelines and SLA/SLO monitoring to ensure data quality, completeness, and governance
• Analyze existing data models, usage patterns, and access frequencies to identify bottlenecks and optimization opportunities
• Develop metadata and catalog layers for efficient data discovery and self‑service access
• Design and deploy event‑driven architectures for near real‑time market data processing and delivery
• Orchestrate ETL/ELT data pipelines using tools like Prefect (or Airflow), ensuring robustness, observability, and clear operational ownership
• Ensure fault tolerance, scalability, and high availability across existing systems
• Partner with traders, quantitative researchers, and other stakeholders to understand use cases and continuously improve the usability, performance, and reliability of the Data Lake  

Requirements:

• 5+ years of experience in data engineering or data platform roles
• Proven experience with large‑scale data infrastructure (hundreds of TBs of data, high‑throughput pipelines)
• Strong understanding of market data formats and financial data structures (e.g., trades, quotes, order books, corporate actions)
• Experience designing and modernizing data infrastructure within on-premise solutions
• Bachelor’s degree in Computer Science, Engineering or related field required; Master’s degree preferred or equivalent practical experience

Tech Skills:

• Data Engineering - Spark, Iceberg (or similar table formats), Trino/Presto, Parquet optimization
• ETL pipelines - Prefect/Airflow or similar DAG-oriented tools
• Infrastructure - High-performance networking and compute
• Storage Systems - High-performance distributed storage, NAS/SAN, object storage
• Networking - Low-latency networking (aware about DPDK and kernel bypass technologies. Data center infrastructure basics
• Programming - Python (production‑grade), SQL, building APIs (e.g., FastAPI)
• Data Analysis - Advanced SQL, Tableau (or similar BI tools), data profiling tools

Nice to have:

• Experience in HFT or financial services
• Background in high‑frequency trading (HFT) or quantitative finance

What we offer:

• Competitive compensation package
• Performance-based bonus opportunities
• Healthcare & Sports/gym budget
• Mental health support, including access to therapy
• Paid time off (25 days)
• Relocation support (where applicable)
• International team meet-ups
• Learning and development support, including courses and certifications
• Access to professional tools, software, and resources
• Fully equipped workstations with high-quality hardware
• Modern office with paid lunches
   

Our motivation:

We are a company committed to staying at the forefront of technology. Our team is passionate about continual learning and improvement. With no external investors or customers, we are the primary users of the products we create, giving you the opportunity to make a real impact on our company's growth.

Ready to advance your career? Join our innovative team and help shape the future of trading on a global scale. Apply now and let's create the future together!

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 looking for a Trading Operations Specialist to join our team. As we expand into new markets, it's an especially exciting moment to join our international and diverse group of experts in trading, statistics, engineering, and technology. Our disciplined approach combined with rapid market feedback allows us to quickly turn ideas into profit. We work in an environment of learning & collaboration, which 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.

What we do:

We trade stocks, and futures almost on all US exchanges such as: NASDAQ, NYSE, ARCA, EQ Cboe, CME, CFE, etc.

Position Highlights:

• You’ll have a unique opportunity to combine software engineering with real-world finance from day one. 
• In this role, you’ll apply your engineering skills directly to live trading and financial markets.
   

Advantages of our Company:

• A company that continually invests in updating the technology stack.
• Creative approach in choosing the hardware and software for the work you do.
• A great team with a passion for continuous learning and improvement.
• No external clients, we are the only users of the products we create.
• Opportunity to have an impact on the company's bottom line by holding a significant position in the company.

Responsibilities:

• Monitor and manage Atto Trading’s automated trading systems, ensuring smooth and uninterrupted operations.
• Automate and optimize trading support workflows and pipelines using Python and Bash scripting.
• Partner with software engineering teams to enhance and maintain trading infrastructure and internal monitoring systems. 
• Collaborate with traders, engineers, brokers, and exchanges to resolve intraday issues in real time. 
• Support daily risk operations by generating reports and executing defined risk procedures.
• Document production incidents and maintain comprehensive logs and monitoring protocols.
• Assisting with new market deployments by collaborating with internal teams on infrastructure and connectivity.
• Manage and maintain enterprise systems related to pipeline scheduling, software releases, and operational monitoring.

Requirements:

• Strong Python programming skills with ability to write clean, reliable code with minimal supervision.
• Solid working knowledge of Linux (command line, basic system understanding).
• Skilled in data visualization, manipulation, and processing for operational insight.
• Highly detail-oriented with rigorous standards and a critical, analytical mindset.
• Ability to work on multiple tasks and follow clearly defined processes and priorities.
• Strong analytical mindset and willingness to investigate issues independently.
• Strong interest in trading and financial markets, prior domain experience is not required but advantageous.
• Graduate degree in statistics, mathematics, science, or another quantitative discipline.
  
  Benefits:
• Competitive compensation package
• Performance-based bonus opportunities
• Mental health support, including access to therapy
• Paid time off (25 days)
• Relocation support 
• International team meet-ups
• Learning and development support, including courses and certifications
• Access to professional tools, software, and resources
• Fully equipped workstations with high-quality hardware
• Modern office with paid lunches