Senior Performance Test Engineer

EPAM Systems; España; Híbrido; EUR 55.000 - 75.000; Jornada completa

Ventajas ofrecidas por este puesto de trabajo

Hybrid work mode

Descripción de la vacante

EPAM Systems in Madrid, Spain, is seeking a Senior Performance Test Engineer to join our hybrid team. You will design, implement and execute performance tests and synthetic monitoring to ensure scalability and reliability for business-critical applications, collaborating with development teams to identify bottlenecks and drive measurable improvements.

This role blends hands-on testing with strategic advisory duties, shaping testing strategies and strengthening observability through CI/CD

Formación

• Several years of hands-on performance testing or performance engineering experience.
• Proficiency in Playwright (Java, TypeScript) and k6 (JavaScript).
• Experience integrating tests with GitLab, Jenkins or Bitbucket.
• Strong understanding of performance engineering, APIs, cloud-native apps and networking.
• Ability to communicate technical results to business stakeholders.
• Familiarity with Grafana, Prometheus, Dynatrace.
• Knowledge of OpenTelemetry and distributed tracing.
• Fluent English (B2+).
• Nice-to-have Azure/Kubernetes in banking environments.

Responsabilidades

• Design, develop and execute performance and load tests for enterprise applications.
• Implement and maintain synthetic monitoring solutions to assess availability and UX.
• Analyze results and provide optimization recommendations.
• Review performance code in Java/TypeScript for standards compliance.
• Define performance testing strategies and best practices.

Conocimientos

Playwright

k6 (Grafana)

CI/CD

OpenTelemetry

Distributed tracing

Grafana

Prometheus

Dynatrace

Communication

English (B2+)

Educación

Bachelor's degree in Computer Science / Software Engineering

Herramientas

Exense Step

Azure

Kubernetes

GitLab CI/CD

Jenkins

Bitbucket Pipelines

Descripción del empleo

We're looking for a Senior Performance Test Engineer to join our team in Madrid, Spain in a hybrid working mode.

In this role, you will design, implement and execute performance testing and synthetic monitoring solutions, ensuring system scalability, stability and reliability for business-critical applications. You will work closely with development teams and stakeholders to identify performance bottlenecks, optimize application responsiveness and deliver actionable insights that drive continuous improvement across technology platforms.

This position offers the opportunity to contribute as both a technical expert and trusted advisor, influencing testing strategies and strengthening the organization's observability and performance engineering capabilities.

Responsibilities

• Design, develop and execute performance and load tests for enterprise-grade applications and services.
• Implement and maintain synthetic monitoring solutions to evaluate system availability and user experience.
• Analyze performance test results and produce clear reports with optimization recommendations.
• Review performance and monitoring code in Java, JavaScript or TypeScript for compliance with standards.
• Act as a trusted advisor in defining performance testing strategies and monitoring best practices.
• Identify performance bottlenecks across applications, APIs and infrastructure, recommending improvements.
• Enhance test environments, automation frameworks and CI/CD integrations to support continuous testing.
• Ensure test assets and processes remain scalable, maintainable and aligned with SDLC quality practices.

Requirements

• Several years of hands-on experience in performance testing or performance engineering roles.
• Proficiency in Playwright (Java, TypeScript) and Grafana k6 (JavaScript) for performance automation.
• Experience integrating tests with CI/CD pipelines using GitLab, Jenkins or Bitbucket.
• Strong understanding of performance engineering principles, APIs, cloud-native applications and networking.
• Proven ability to communicate technical results and translate them into business-relevant insights.
• Familiarity with monitoring and observability platforms such as Grafana, Prometheus, Dynatrace.
• Knowledge of performance metrics, OpenTelemetry concepts, distributed tracing and E2E analysis.
• Excellent communication, stakeholder collaboration and problem-solving skills.
• Degree in Computer Science, Software Engineering or a related discipline.
• Fluent English proficiency (B2 or higher).
• Nice to have Experience using Exense Step for test execution.
• Background in banking or financial services environments.
• Exposure to container and cloud platforms such as Azure and Kubernetes.