CME Group is seeking a Staff Engineer for their Data Platform team to design, develop, and maintain scalable data solutions supporting the company's market-leading financial services. The role involves building data pipelines, working with big data technologies such as Spark, Kafka, and AWS, and collaborating with cross-functional teams to ensure data quality and availability. Candidates should have extensive software engineering experience, strong knowledge of distributed systems, and proficiency in programming languages like Java or Scala. This position is full-time and based in a dynamic environment focused on innovation and data excellence.