Recruiter / organisation

C++ Software Engineer

Outside IR35 Software Development / Engineering
£700 per day
Organisation protected · Posted today · Closes in 15 days · 8 Sep 2026
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Decision snapshot

Everything disclosed about this contract

Pay rate£700 per day
IR35 statusOutside IR35
Contract durationLong Term Rolling Contract
Start dateNot disclosed
Working arrangementHybrid
LocationLondon
Security clearanceNo clearance specified
IT specialismSoftware Development / Engineering

Job description

Looking to add a Software Engineer with skills on C++ to their Market Data team! The successful 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 :

  • 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.
  • Work alongside hardware and software teams to build realtime market data processing.
  • Define, implement and enforce SLAs, policies and metrics to monitor the area.
  • Develop Systems, Interfaces and tools to historical market data simulations to increase research productivity.
  • Build and maintain automated test and bench market framework, risk management, performance tracking etc...

Required Skills :

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

Core skills

C++Linux / UnixJavaPythonAWSGCPDockerLinuxNetworking
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