Senior Performance Engineer
Intercontinental Exchange2 months ago
Responsibilities
- Own end-to-end performance validation for order entry, matching engine, and market data distribution paths.
- Design and execute load, stress, capacity, resiliency, failover, and scalability test suites.
- Profile pre-production services across CPU, memory, I/O, threading, garbage collection, networking, and database layers.
- Establish production performance baselines and identify degradation and emerging capacity risks.
- Investigate production latency and capacity events and produce root cause analyses and corrective action plans.
- Contribute to capacity planning and infrastructure sizing recommendations based on measured behavior and growth projections.
- Document testing methodology, results, and findings for engineering, audit, and regulatory audiences.
- Contribute to shared performance tooling, test harnesses, and measurement practices.
- Use AI tooling to draft workload models, test scaffolding, analysis, and RCA documents while validating all technical conclusions.
Requirements
- Bachelor’s degree in Computer Science, Engineering, or a related technical discipline, or equivalent practical experience.
- At least 5 years of experience in performance engineering and testing.
- Experience designing workload models and executing performance test campaigns against distributed, multi-tier systems using tools such as JMeter, Gatling, k6, or LoadRunner.
- Experience diagnosing performance issues in latency-sensitive systems with profilers and system tooling such as perf, eBPF/bpftrace, async-profiler, JFR, flame graphs, or Intel VTune.
- Strong statistical understanding of performance measurement, including averages, coordinated omission, and defensible test design.
- Excellent written and verbal communication skills for explaining latency distributions to technical and business stakeholders.
- Deep working knowledge of at least two of Linux performance internals, JVM internals, and networking fundamentals, with working familiarity across the others.
- Proficiency in Java, C++, or Python is preferred.
- Applied experience using AI coding agents in performance or development workflows is preferred.
- Experience with Claude Code or comparable agents, including agent skills or MCP servers connected to APM platforms, logs, or test harnesses, is a plus.
- Experience with low-latency or high-throughput systems, particularly in financial services, trading, or market data, is preferred.
- Experience with kernel-bypass or accelerated networking, hardware and colocation tuning, APM platforms, chaos engineering, resiliency testing, or disaster recovery validation is preferred.
Benefits
- The role is onsite in the Atlanta office five days per week.
- There is no on-call rotation.
- Occasional weekend work may be required for major platform releases; such work is infrequent and scheduled in advance.
About Intercontinental Exchange
Intercontinental Exchange operates global exchanges and clearing houses, offers fixed income and commodities trading platforms, and sells market data, listings, and mortgage technology to financial institutions and lenders. Its revenue comes from transaction and clearing fees, data subscriptions, listings, and software. Founded in 2000 and headquartered in Atlanta, it owns the New York Stock Exchange and ICE Mortgage Technology, and is publicly traded on the NYSE under the ticker ICE.