Bullish
Bullish
201 – 500 Employees
H1B Visa SponsorFinanceFintech
Bullish is a fintech and finance company operating a digital asset exchange for professional investors and high-net-worth companies in the UK. Its platform is designed around deep order books and consistently tight spreads, with operations conducted within a regulatory framework overseen by the Gibraltar Financial Services Commission. Bullish’s exchange is not currently available in the United States.

Senior Java Trading Systems Engineer - Bullish, Hong Kong

Build and optimize low-latency Java systems for Bullish’s digital asset exchange in Hong Kong. Focus on high-throughput order processing, matching, and trading infrastructure.

Description

  • Build reusable, dependable Java services that support the Exchange.
  • Strengthen code quality, system organization, and automation as workloads grow.
  • Analyze and eliminate performance constraints in the order-processing flow.
  • Increase system reliability through unit, integration, and performance testing.
  • Work with engineers, product managers, and project managers across a distributed team.
  • Take ownership of the complete order lifecycle in Bullish Exchange trading systems.

Requirements

  • Advanced Java 17+ proficiency, including performance optimization experience.
  • Demonstrated ability to design and build high-throughput, low-latency systems.
  • Practical experience developing with agentic AI, including LLM integration, prompt engineering, and SDLC automation.
  • Strong knowledge of middleware and messaging platforms such as Chronicle Queue, RabbitMQ, Aeron, and Kafka.
  • Experience with Spring or Micronaut, Docker, and Kubernetes.
  • Thorough understanding of testing approaches, SDLC practices, and CI/CD pipelines.
  • Ability to take ownership of components that support the Exchange.
  • Experience developing core trading capabilities, including order matching and orderbook generation.
  • Familiarity with financial derivatives such as options and futures, the FIX protocol, and associated workflows.
  • Understanding of blockchain technologies.

Benefits

  • Commitment to equal employment opportunity.
  • A globally diverse working community.
  • The chance to collaborate with experienced specialists in their fields.

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