Lead Java Backend Engineer for High-Performance Trading

CoinDesk; Greater London; On-site; GBP 85,000 - 120,000; Full time

Job summary

CoinDesk is seeking a Lead Engineer to drive backend development for Bullish Exchange. This technical role involves designing high-performance trading engine components and mentoring a distributed team mainly based in Hong Kong and Singapore.

The ideal candidate should have over 12 years of Java backend engineering experience, with a strong focus on low-latency trading systems. The role involves commitment to code quality and collaborative work across global teams.

Qualifications

• 12+ years of Java backend engineering experience, focusing on execution and trading.
• Expert level in Java, JVM, concurrency, and collections.
• Experience building low-latency trading systems.
• Strong knowledge of data structures and algorithms.

Responsibilities

• Design and deliver low-latency Java code for the Exchange.
• Ensure correctness of trading knowledge across applications.
• Identify bottlenecks and engineer improvement solutions.
• Mentor engineers and set code quality standards.

Skills

Java backend engineering

Front-office execution and trading technologies

Low-latency trading systems

Data structures

TDD/BDD practices

Agentic AI development

Education

Bachelor’s degree in Computer Science

Tools

Java (version 17+)

Spring/Micronaut

Docker

Kubernetes

Kafka/RabbitMQ/Solace

Git/GitHub

JIRA

Confluence

CI/CD practices

Job description

CoinDesk is seeking a Lead Engineer to drive backend development for Bullish Exchange. This technical role involves designing high-performance trading engine components and mentoring a distributed team mainly based in Hong Kong and Singapore.

The ideal candidate should have over 12 years of Java backend engineering experience, with a strong focus on low-latency trading systems. The role involves commitment to code quality and collaborative work across global teams.