Senior Engineer, Trading Product Engineering

As a Senior Engineer in Trading Product Engineering at Bullish, you design and deliver the core distributed systems that drive the global trading experience on Bullish Exchange. You own the end-to-end order lifecycle, orchestrating a hybrid matching engine that combines a Central Limit Order Book with proprietary Automated Market Making. Your work demands absolute correctness in managing complex financial state transitions and translating intricate market structures into scalable, high-throughput solutions.

What you'll do

• Design and deliver reusable, reliable, low-latency Java code that powers the Exchange.
• Raise the bar on code quality, organization, and automation as the system scales under load.
• Profile and resolve performance bottlenecks in the order-processing path.
• Improve stability through automated tests at the unit, integration, and performance layers.
• Collaborate across a distributed team of engineers, product managers, and project managers.

What you bring

• Strong Java 17+ fluency with hands-on experience in performance tuning.
• A proven track record designing and building systems for high throughput and low latency.
• Hands-on experience with agentic AI development: LLM integration, prompt engineering, and SDLC automation.
• Solid understanding of middleware and messaging technologies such as Chronicle Queue, RabbitMQ, Aeron, and Kafka.
• Working knowledge of Spring or Micronaut, Docker, and Kubernetes.
• Deep knowledge of testing methodologies, SDLC practices, and CI/CD pipelines.
• Ownership of the components the Exchange depends on.

Nice to have

• Experience working on core trading functionality such as order matching and orderbook generation.
• Familiarity with financial derivative products (Options, Futures), the FIX protocol, and related workflows.
• Understanding of blockchain technologies.

About Bullish

Bullish is an institutionally focused global digital asset platform providing market infrastructure and information services. It operates Bullish Exchange, a regulated spot and derivatives exchange in Germany, Hong Kong, and Gibraltar, alongside CoinDesk Indices, CoinDesk Data, and CoinDesk Insights.