Senior Software Engineer, Aggregation & Search

Senior Software Engineer for Chainalysis, focusing on aggregation and search, remote in the UK.

Chainalysis is seeking a Senior Software Engineer for Aggregation & Search. The role involves operating distributed systems on AWS, building Java Spring Boot services, and working with PostgreSQL in production. Collaboration with product and design partners is expected to ship and iterate on features.

8+ years with PostgreSQL in production: schema design, query optimization, partitioning, replication, and performance tuning under write-heavy, high-throughput workloads 8+ years building Java Spring Boot services: REST APIs, JDBC, connection pooling, and JVM performance profiling Experience with Kafka or equivalent streaming systems: consumer groups, offset management, and partition lag debugging Track record operating distributed systems on AWS: microservices, multi-silo deployments, Terraform Strong cross-system debugging skills: tracing a serving delay from a Datadog metric to a Humio log to a code path Comfort with AI-assisted development and agentic engineering practices A bias to ship and iterate alongside product and design partners A genuine excitement for significantly scaling large data systems PostgreSQL Java Spring Kafka AWS Kubernetes Terraform Python Github including Github Actions DataDog Humio PagerDuty Nice to have: Database migration experience (evaluating and cutting over between storage systems) Flink, Spark, or lakehouse formats (Delta Lake, Iceberg, Parquet) Kubernetes operations (StatefulSets, HelmReleases, stateful workloads) Mentoring engineers and driving technical decisions through RFCs/ADRs Interest in the cryptocurrency industry.