Senior Low Latency C++ Developer in London

Senior Low Latency C++ Developer in London

London Full-Time 80000 - 100000 £ / year (est.) No working from home possible
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At a Glance

  • Tasks: Design and optimise low latency trading systems with cutting-edge technology.
  • Company: Join a leading firm in systematic trading and technology innovation.
  • Benefits: Attractive salary, flexible working options, and opportunities for professional growth.
  • Other info: Collaborative environment with a focus on innovation and career advancement.
  • Why this job: Be part of a dynamic team shaping the future of trading technology.
  • Qualifications: Expertise in C++ and experience in low latency systems required.

The predicted salary is between 80000 - 100000 £ per year.

We are seeking highly skilled C++ engineers to join our Systematic technology team, focused on building modern low latency, high availability research, and trading infrastructure.

Key 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.

Required Skills & Experience

  • 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.
  • 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 tools.
  • 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.

Preferred Qualifications

  • Experience with systematic or algorithmic trading systems in a hedge fund, proprietary trading firm, or investment bank.
  • Familiarity with hardware acceleration concepts (FPGA, kernel bypass, RDMA) and ultra-low latency networking stacks.
  • Exposure to cloud-native architectures and containerization (e.g., Kubernetes, Docker) for hybrid deployment.
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Contact Details:

Balyasny Asset Management L.P. Recruitment Team

We think you need these skills to ace Senior Low Latency C++ Developer in London

C++ (modern standards, e.g., C++20/23)
Python
Algorithms
Data Structures
Distributed Systems
Software Design
Low Latency Systems