C++ Engineer: Low-Latency HFT Systems

Oxford Knight; Greater London; On-site; GBP 360,000 - 600,000; Full time

Benefits offered by this job

High engineering bar

Autonomy

Collaboration with researchers/traders

Market-leading compensation

Job summary

Oxford Knight is seeking exceptional C++ Software Engineers to join a London-based quantitative trading firm. You will work on high-performance, low-latency trading systems, building and optimising market data, order entry and execution infrastructure, and profiling production code.

The role offers ownership from an early stage, collaboration with Researchers, Traders and hardware engineers, and a highly technical culture focused on latency and throughput.

Qualifications

• Advanced C++ programming skills used daily in a professional environment.
• Strong understanding of Linux/UNIX systems.
• Excellent knowledge of computer science fundamentals, data structures and algorithms.
• Understanding of CPU/system performance and network communication.
• Exceptional debugging, problem-solving and software design skills.
• Ability to reason about systems at both the architectural level and detailed implementation.
• Strong communication skills and a collaborative approach.

Responsibilities

• Build and optimise market data, order entry and execution infrastructure.
• Design fault-tolerant low-latency trading systems.
• Profile performance-critical production code.
• Develop scalable research and distributed systems.
• Work close to networking and hardware including FPGA/ASIC-based trading infrastructure.

Skills

Advanced C++

Linux/UNIX

CS fundamentals

CPU performance

Debugging skills

System design

Communication

Job description

Oxford Knight is seeking exceptional C++ Software Engineers to join a London-based quantitative trading firm. You will work on high-performance, low-latency trading systems, building and optimising market data, order entry and execution infrastructure, and profiling production code.

The role offers ownership from an early stage, collaboration with Researchers, Traders and hardware engineers, and a highly technical culture focused on latency and throughput.