***IMPORTANT: Please apply via the link below (takes http://grnh.se/qid8ne Responsibilities: • Implementing software for low latency trading. • Designing message-oriented middleware and internal APIs to publish-subscribe platforms and databases. • Integrating external protocols and APIs with our infrastructure. • Identifying and managing performance bottlenecks. • Developing tools (e.g. numerical libraries, GUIs) to improve research productivity. Preferred qualities: • Background in computer science, physics, mathematics, or a related engineering discipline. • Proficiency with C/C++ in a UNIX environment. • Experience with low-level optimization (e.g. memory hierarchy, instruction set architectures, lock-free algorithms, bus overheads, profiling) and multi-core parallelism. • Knowledge of operating system internals (e.g. network stack, timers, scheduling, interrupt handling, virtual memory, file systems) and kernel source. • Elegant coding style and good taste in API design. ***IMPORTANT: Please apply via the link below (takes http://grnh.se/qid8ne