Senior Low-Latency C++ Systems Architect

Balyasny Asset Management L.P.; Greater London; On-site; GBP 120,000 - 180,000; Full time

Job summary

Balyasny Asset Management L.P. seeks highly skilled C++ engineers to join the Systematic technology team focused on building modern low latency, high availability research and trading infrastructure.

Responsibilities include designing and developing low latency components, ensuring reliability, and collaborating with researchers and traders to meet business needs. Strong C++ (C++20/23) and Python/Rust experience is essential.

Qualifications

• Strong foundation in algorithms, data structures, distributed systems, and software design.
• Expert-level proficiency in C++ (modern standards, e.g., C++20/23); strong experience with Python and/or other modern languages like Rust.
• Demonstrated experience building and optimizing low latency, high throughput systems in a production trading environment.
• Strong grasp of networking (TCP/UDP, multicast), Linux systems programming, and performance profiling tool(s).
• Familiarity with automated testing, CI/CD, and best practices for building robust, fault-tolerant systems.
• Excellent communication skills and ability to work effectively in a fast-paced, global team environment.

Responsibilities

• Design & Development: Architect, develop, and optimize low latency trading components and infrastructure, with a focus on performance, reliability, and scalability
• Market Access: Integrate and maintain connectivity to global exchanges and liquidity venues. Develop and maintain order management systems (OMS), including order routing, risk checks, and real-time state management
• Performance Tuning: Profile, benchmark, and tune systems for ultra-low latency and high throughput
• Collaboration: Work closely with quantitative researchers, systematic portfolio managers, traders, and other technologists to deliver solutions aligned with business needs
• Reliability: Ensure high availability and resiliency of trading systems, including participation in on-call support rotations as needed
• Greenfield build out: Evaluate and incorporate new technologies and best practices to maintain a competitive edge in technology

Skills

C++

Python

Rust

Low latency

Networking

Linux

Performance profiling

CI/CD

Communication

Tools

Kubernetes

Docker

Job description

Balyasny Asset Management L.P. seeks highly skilled C++ engineers to join the Systematic technology team focused on building modern low latency, high availability research and trading infrastructure.

Responsibilities include designing and developing low latency components, ensuring reliability, and collaborating with researchers and traders to meet business needs. Strong C++ (C++20/23) and Python/Rust experience is essential.