Electronic Trading Developer

Harrington Starr

London, UK

3 months ago

Role details

Contract type

Permanent contract

Employment type

Full-time (> 32 hours)

Experience level

Expert

Working hours

Regular working hours

Job source

find.jobs

Tech stack

Java (Programming Language) Algorithmic Trading Amazon Web Services Linux Digital Assets Distributed Systems Memory Management Fault Tolerance Java Virtual Machine (JVM) Enterprise Messaging Systems Multicasting Routing

+9 more

Performance Tuning Remote Direct Memory Access Software Engineering Transmission Control Protocol (TCP) Multithreading Concurrency Kubernetes Low Latency Docker

Job description

A leading global digital assets and trading technology business is looking to hire a Senior Trading Systems Developer to help build and optimise high-performance trading infrastructure supporting market making, OTC, systematic trading, and electronic execution environments.

This role sits at the intersection of low-latency software engineering and infrastructure optimisation, focused on maximising throughput, minimising latency, and delivering deterministic performance across critical trading workflows.

The Role

Design and develop low-latency trading systems supporting market data, execution, and order routing
Build high-performance distributed systems used across trading and liquidity platforms
Optimise application, operating system, network, and hardware-level performance
Work across real-time messaging, exchange connectivity, and execution infrastructure
Partner closely with traders, engineers, and infrastructure teams on performance-critical initiatives
Troubleshoot production trading issues and drive system reliability improvements
Contribute to architecture decisions across multiple trading businesses

Requirements

Strong core Java engineering background
Deep understanding of concurrency and multithreaded programming
Experience building low-latency trading or pricing systems
Strong JVM and garbage collection optimisation experience
Knowledge of high-performance messaging technologies such as Aeron or 29West
Strong networking fundamentals including TCP/UDP, multicast, routing, and switching
Experience with kernel bypass technologies such as DPDK, Solarflare/OpenOnload, or RDMA
Strong Linux systems knowledge including scheduling, memory management, and performance tuning
Experience within electronic trading, market making, HFT, systematic trading, FX, or crypto environments

Nice to Have

eFX or ultra-low latency pricing systems experience
FIX or SBE protocol knowledge
Distributed systems and fault-tolerant architecture experience
Docker, Kubernetes, or AWS exposure
Crypto or digital assets experience

The Environment

High-performance engineering culture
Greenfield and business-critical trading infrastructure projects
Direct interaction with trading and quantitative teams
Modern distributed systems environment
Strong ownership and autonomy
Fast-paced global trading business operating across digital assets and institutional markets