C++ Software Developer Data Infrastructure

Ncounter Limited; City Of London; On-site; GBP 90,000 - 120,000; Full time

Job summary

Ncounter Limited in London is seeking an experienced C++ Software Developer to build the high-performance data infrastructure that powers quantitative research and trading.

You’ll develop low-latency microservices responsible for processing, storing and delivering large-scale datasets, working alongside researchers, data engineers and software engineers to build scalable, resilient systems where performance is critical.

Qualifications

• Minimum 4+ years' commercial C++ development.
• Strong Linux experience.
• Microservices and/or asynchronous multithreaded applications.
• Excellent debugging and performance optimisation skills.
• Strong software engineering fundamentals and clean coding practices.
• Degree in Computer Science, Engineering or a similar technical discipline.

Responsibilities

• Build high-performance data infrastructure powering quantitative research and trading.
• Develop low-latency microservices to process, store and deliver large-scale datasets.
• Collaborate with researchers, data engineers and software engineers to build scalable, resilient systems.

Skills

C++ development

Linux experience

Multithreading

Performance optimisation

Software engineering fundamentals

Academic degree

Education

Bachelor's degree in CS/Engineering

Tools

Boost ASIO

gRPC

Protocol Buffers

FlatBuffers

Docker/Kubernetes/AWS

Job description

C++ Software Developer | Data Infrastructure

London | C++ | Microservices | Distributed Systems | Linux

We're looking for an experienced C++ Software Developer to build the high-performance data infrastructure that powers quantitative research and trading.

You’ll develop low-latency microservices responsible for processing, storing and delivering large-scale datasets, working alongside quantitative researchers, data engineers and software engineers to build scalable, resilient systems where performance is critical.

You’ll bring

• Minimum 4+ years' commercial C++ development
• Strong Linux experience
• Microservices and/or asynchronous multithreaded applications
• Excellent debugging and performance optimisation skills
• Strong software engineering fundamentals and clean coding practices
• Degree in Computer Science, Engineering or a similar technical discipline

You’ll work with

• Modern C++
• Distributed systems
• Large-scale data processing
• High-performance microservices
• Data infrastructure and analytics pipelines

Bonus points for

• SQL
• Boost ASIO
• Apache Arrow, Parquet, Protocol Buffers or FlatBuffers
• gRPC, REST or WebSockets
• Docker, Kubernetes, AWS or Google Cloud
• Rust, Python or Q

This is an opportunity to solve complex engineering problems in an environment where software performance directly impacts research and trading. If you enjoy building scalable C++ systems and working on technically demanding infrastructure, we'd love to hear from you