C++ Software Engineer - Outside IR35 Contract

1. London, UK
2. Long-Term Engagement on a Rolling Contract
3. Hybrid Working
4. Up to £750 per day (Outside IR35)

We have partnered with a leading Technology Firm who are looking to add a Software Engineer with skills on C++ to their Market Data team! The succesful candidate will have experience in Financial Markets Technology and realtime market data expertise. It's a Front Office position so you must be comfortable speaking with Portfolio Managers, Traders, C-Suite etc...

Responsibilities will include :

1. Architecture and Implementation of Low Latency C++ systems (robust, resilient, accurate, stable and fast) - by doing this you will position the client as a leader in Quant Trading.
2. Work alongside hardware and software teams to build realtime market data processing.
3. Define, implement and enforce SLAs, policies and metrics to monitor the area.
4. Develop Systems, Interfaces and tools to historical market data simulations to increase research productivity.
5. Build and maintain automated test and bench market framework, risk management, performance tracking etc...

Required Skills :

1. Strong C++ expertise (OOP, data structures, algorithms; modern C++ and templates a plus)
2. Solid financial markets experience across multiple asset classes
3. Deep knowledge of low-latency, real-time system design and trading protocols (DMA, market data focus)
4. Extensive experience building and managing large-scale market data systems (Bloomberg, Reuters, FactSet; on-prem & cloud)
5. Strong understanding of Linux internals, networking, and CPU architecture optimization
6. Proficient in additional languages (e.g., Java, Python), cloud platforms (AWS/GCP), and containers (Docker/Podman); excellent communication and leadership skills