Accounting & Finance

Software Developer – High Performance Trading Systems

Quant Capital

London · Greater London · United Kingdom

Overview

In this role you will help design, optimize, and own mission-critical, high-throughput trading infrastructure. You will work alongside quants, infra, and operations to deliver low-latency engines, market data, risk, and execution pipelines. The position emphasizes deep technical ownership, performance tuning, and direct production impact. This is a hands-on, production‑first environment where your work directly influences PnL and trading outcomes.

Responsibilities
  • Design and optimise mission-critical systems where microseconds and gigabits matter
  • Build core infrastructure for trading strategies: market data, risk, and execution pipelines
  • Translate model logic into real-time code with strict safety, throughput, and latency constraints
  • Collaborate with quants, infrastructure, and operations to solve complex engineering problems
Key requirements
  • Exceptional programming ability in Kotlin, Java, or C++
  • Deep understanding of algorithms, data structures, concurrency, and networked systems
  • Prior experience working in high-performance or real-time environments
  • Confidence working close to hardware and tuning Linux-based systems
  • Interest in trading systems, low-latency architecture, or distributed data flows
  • strong collaboration
  • autonomy and initiative
  • ability to work under pressure
  • Kotlin
  • Java
  • C++

Reference: WJ-747_31171641 · Posted 01 Nov 2026

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