3 of 3 JVM Tuning Jobs in the UK

office) Long term contract position Role Overview We are looking for an experienced Java Low Latency Engineer with strong expertise in Java performance optimization, JVM tuning, and high-performance system development. The ideal candidate will have experience building event-driven, concurrent systems designed for low-latency and high … frequency environments Required Skills & Experience Strong Core Java and JVM performance tuning expertise. Excellent knowledge of Data Structures and Algorithms. Experience with concurrency, multithreading, and low-latency system design. Knowledge of GC, JNI, Java Unsafe, and JNR-FFI. Strong understanding of CPU architecture, shared memory, and memory-mapped ...

systems. Develop event-driven architectures using messaging and streaming technologies. Design and implement microservices-based applications using Spring Boot. Optimize application performance through profiling, tuning, and efficient resource utilization. Develop APIs and backend services supporting sub-second response times. Architect distributed systems with high throughput and minimal latency. Implement … Streams, Kafka Connect Expertise in Change Data Capture (CDC) solutions using Debezium or similar technologies. Real Time Streaming & Event-Driven architectures Performance engineering concurrency & JVM tuning SQL & Data Engineering Fundamentals Kubernetes, Docker & CI/CD Pipelines Cloud Platform Experience (Azure, Aws, Google) Experience in Latency analysis and optimization ...

/file handles, network throughput, GC pauses). Analyze broker hotspots, partition skew, large message handling, compaction and retention settings, and tune GC/JVM for sustained throughput. Implement consumer lag monitoring and alerting with actionable runbooks to prevent data loss or SLA breaches. Model workload growth, topic/… usage; deep knowledge of ACLs, quotas, transactions, idempotent producers, and exactly once semantics scenarios. Prometheus/Grafana, JMX exporters, alerting systems (Alertmanager etc). JVM tuning, Linux performance (NUMA, file descriptors, page cache, disk/RAID, XFS), and network tuning (TCP buffers, MTU, jumbo frames where applicable ...