Senior Performance Test Engineer - Nairobi, Nairobi County

Job summary

The Senior Performance Test Engineer will lead performance testing activities across various banking systems, defining performance test strategies, mentoring junior engineers, and ensuring banking systems can handle large transaction volumes, regulatory reporting demands, and peak load conditions.

Responsibilities

• Define the performance testing strategy for large-scale banking transformation programs.
• Establish performance testing standards, frameworks, and reusable assets for the QA practice.
• Mentor and coach mid-level and junior performance engineers.
• Lead the design and execution of load, stress, endurance, failover, and scalability tests for various systems and platforms.
• Define performance KPIs (e.g. throughput, latency, transaction per second targets) aligned with banking SLAs.
• Lead root cause analysis of performance bottlenecks, coordinating with system owners, DBAs, network engineers, and developers.
• Recommend optimizations in infrastructure scaling, database tuning, and API performance.
• Ensure performance testing complies with banking regulations and IT governance frameworks.
• Work with architects and risk teams to incorporate resilience, high availability, and disaster recovery into testing scope.
• Provide inputs to IT risk assessments and regulatory audits.
• Partner with solution architects, business analysts, and delivery teams to ensure performance requirements are captured early in the lifecycle.
• Engage 3rd party vendors and partners to validate performance of integrated solutions.
• Support production readiness reviews and go-live performance sign-offs.
• Produce detailed reports highlighting capacity, throughput, scalability, and system limits.
• Recommend proactive performance improvements for future releases.
• Contribute to a Performance Engineering Center of Excellence (CoE) within the bank.

Job description