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# Low Latency Java Engineer

- **Company:** Harrington Starr
- **Location:** London, UK
- **Contract:** Permanent contract
- **Skills:** Java (Programming Language), Algorithmic Trading, Continuous Integration, DevOps, Distributed Systems, Enterprise Messaging Systems, Software Architecture, Performance Testing, Test-Driven Development (TDD), DevOps Tools - Open-source, Concurrency, Backend, Event Driven Architecture, Low Latency, Apache Kafka
- **Published:** May 16, 2026
- **Apply:** https://find.jobs/jobs-near-me/low-latency-java-engineer-london/2770813148-2/

## About the Role

Strong core Java engineering background

Experience building distributed, low-latency, or high-throughput systems

Strong understanding of concurrency, system design, and backend architecture

Experience with performance testing and optimisation

Experience with messaging technologies such as Kafka or AMQ

Exposure to financial systems, trading platforms, or electronic trading environments preferred

Experience with modern engineering practices including CI/CD, TDD, and DevOps tooling

Strong opportunity for engineers looking to work on highly scalable trading infrastructure within a modern engineering environment.

## Description

A leading global trading technology business is looking to hire a Low Latency Java Engineer to join a high-performing Core Trading team building the systems at the heart of a large-scale electronic trading platform.

This is a hands-on backend engineering role focused on developing low-latency, high-throughput distributed systems responsible for order execution, booking, valuation, and real-time risk management across multiple trading products.

The environment is highly technical, fast-paced, and engineering-driven, with strong ownership and direct business impact.

The role:

Design and develop low-latency backend trading systems

Build high-throughput distributed systems using asynchronous event-driven architectures

Deliver new functionality across OTC trading, institutional trading, and electronic execution platforms

Optimise performance, scalability, and resilience across business-critical systems

Work closely with engineers and stakeholders to deliver trading functionality at scale

Contribute to architecture, performance engineering, and continuous improvement initiatives


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