Low-Latency C++ Engineer for Market Data & Trading

Luxoft Singapore; Singapore; On-site; SGD 120,000 - 180,000; Full time

Job summary

Luxoft Singapore is seeking a C++ engineer to design and build high performance, low latency applications that process large volumes of real time data. You will work on systems where microseconds and throughput matter, optimizing every layer from algorithms to networking and OS interaction.

Responsibilities include designing and maintaining C++ services, optimizing latency and throughput, developing networking I/O layers, profiling performance, and collaborating with trading and infrastructure

Qualifications

• Strong knowledge of CS fundamentals: data structures, algorithms, memory management.
• Experience with Linux system programming (sockets, epoll, threads).
• Hands-on experience building high performance, low latency systems.
• Experience with profiling and performance analysis tools.

Responsibilities

• Design, implement, and maintain high performance C++ services handling high message rates and low latency workloads.
• Optimize existing components for latency, throughput, and CPU/memory efficiency.
• Develop and tune networking, messaging, and I/O layers to handle large data volumes reliably.
• Profile and debug performance issues at application, OS, and network levels.
• Collaborate with quantitative, trading, and infrastructure teams to translate requirements into robust technical solutions.
• Write clean, production quality code with appropriate tests and documentation.
• Participate in code reviews, design discussions, and continuous improvement of engineering practices.

Skills

Modern C++ (C++17/20+)

Market Data

Concurrency / synchronization

Real-time / low latency

Linux systems programming

Profiling / performance tools

Git / build systems

Problem solving / attention to detail

Tools

Git

CMake

Ninja

perf

valgrind

Flame graphs

CPU affinity

Job description

Luxoft Singapore is seeking a C++ engineer to design and build high performance, low latency applications that process large volumes of real time data. You will work on systems where microseconds and throughput matter, optimizing every layer from algorithms to networking and OS interaction.

Responsibilities include designing and maintaining C++ services, optimizing latency and throughput, developing networking I/O layers, profiling performance, and collaborating with trading and infrastructure