Sr. Software Engineer (Java/Kafka Streaming)

The Judge Group is seeking talented Java Engineers to build a high-performance trading product from the ground up. The role involves designing and developing Java-based microservices, building real-time streaming pipelines, and ensuring system reliability and scalability.

Responsibilities:

• Designing and developing Java‑based microservices that power a next‑generation trading platform
• Building real‑time streaming pipelines using Kafka Streams and other high‑throughput frameworks
• Creating distributed, fault‑tolerant systems capable of processing large volumes of events with low latency
• Collaborating with engineering, product, and architecture teams to define system behavior and performance expectations
• Contributing to cloud‑native development efforts, including AWS‑based deployments, containerization, and service orchestration
• Ensuring reliability, scalability, and observability across all services

Requirements:

• Strong experience with Java 8+, including functional programming (streams, lambdas, concurrency)
• Hands‑on experience with streaming and distributed computing frameworks, ideally: Kafka Streams
• Deep understanding of distributed messaging systems, especially: Apache Kafka
• Experience building microservices using Spring Boot, REST APIs, and containerized environments
• Familiarity with AWS and cloud migration or modernization efforts
• Experience with Kubernetes, Docker, and cloud‑native orchestration
• Strong knowledge of relational databases, particularly PostgreSQL
• Bachelor's degree in Computer Science or a related technical field
• Apache Flink
• RabbitMQ, ActiveMQ, or Amazon Kinesis experience is also valuable
• Experience with event‑driven architectures and real‑time processing
• Exposure to AWS‑native streaming or messaging services
• Understanding of CI/CD pipelines, DevOps practices, and infrastructure‑as‑code
• Background working in fast‑paced, highly regulated, or high‑availability environments