Bullish

Lead the security architecture of Bullish’s high-stakes digital asset and trading platforms as a hands-on application and cloud security architect. You will shape secure software across web, API, mobile, FIX, and trading systems while driving threat modeling, offensive security, and global cybersecurity initiatives.

Senior Software Engineer leading full-stack development for CoinDesk’s high-traffic media platforms, including coindesk.com, mobile applications, and supporting services. The role combines architectural leadership, hands-on delivery, AI-enabled engineering, performance optimization, and production reliability.

Lead the backend engineering of Bullish Exchange’s high-performance trading systems, building low-latency Java components for spot and derivatives markets. This hands-on technical leadership role combines architecture, performance optimization, mentoring, and technical standards-setting.

Build the low-latency trading systems powering Bullish Exchange, including order-processing infrastructure and high-throughput APIs. You’ll work in Java on performance, reliability, testing, and complex financial state transitions.

Lead the development of high-performance Java risk systems that calculate margin requirements, stress scenarios, and portfolio exposures in real time. This role combines low-latency JVM engineering with financial risk modeling and close collaboration with quantitative and product teams.

Build and ship production AI tools that eliminate operational friction across Bullish, partnering directly with business teams from problem discovery through adoption. The role emphasizes rapid LLM prototyping, agentic workflows, RAG, and measurable business impact rather than research.

Senior Engineer, Risk Engineering will build and optimize high-performance Java/JVM services that calculate real-time margin requirements, stress scenarios, and portfolio exposures for Bullish’s digital asset exchange. The role combines backend systems engineering, quantitative risk modeling, and low-latency performance optimization.

Senior Software Engineer responsible for building mission-critical clearing infrastructure, including high-performance microservices and streaming pipelines for risk management, regulatory reporting, and settlement. The role combines distributed systems engineering, trading-domain expertise, and rigorous reliability requirements in a regulated digital asset platform.

Build high-availability post-trade and analytics systems that record, reconcile, and report institutional digital-asset transactions. This senior role combines backend engineering, data modeling, regulatory requirements, and end-to-end production ownership.

Lead the design and development of high-performance clearing and risk systems that support Bullish’s regulated digital asset platform. The role combines distributed systems architecture, market-data processing, fault-tolerant Java engineering, and deep derivatives risk expertise.