Senior Software Test Engineer

ITRS Group

full-time

Posted on: 9/21/2025

Origin: • 🇺🇸 United States • Illinois

✨ AI Apply

💰 $100,000 - $140,000 per year

Senior

CloudDistributed SystemsJMeterKafkaKubernetesNoSQLPythonSQL

About the role

Focus on platform-level testing for backend software, ensuring reliability, performance, and scalability of products
Conduct comprehensive platform-level testing, including functional, non-functional (performance, load, scalability), and integration testing for backend services
Maintain and evolve the existing performance testing lab and infrastructure, with emphasis on automation
Develop and automate sizing measurement tools and frameworks to assess resource requirements (CPU, memory, storage) for customer deployments
Collaborate with software engineers to define test strategies, review requirements, and ensure quality throughout the product lifecycle—from design to deployment and support
Stay ahead of industry best practices in QA automation, performance testing, and backend technologies to drive continuous improvement
Support team activities, including knowledge sharing and mentoring on testing practices
Report to the Engineering Manager and work within a distributed global team; hybrid schedule (1-2 days/week in-office) with occasional domestic and international travel

5+ years of professional QA and test engineering experience, desirably on backend or platform-level software
Proficiency with scripting languages (Bash, Python, or similar) for building test automation
Experience with containerized and cloud-native environments (Kubernetes in particular)
Strong knowledge of Kafka, databases (SQL/NoSQL), and networking fundamentals
Experience with performance testing tools (e.g. JMeter, Locust, k6, Gatling) and automation frameworks
Familiarity with CI/CD, test integration into build pipelines, and DevOps practices
Strong problem-solving, debugging and analytical skills
Excellent attention to detail, and ability to work collaboratively in a distributed and multi-cultural team environment
A genuine interest in backend platforms, distributed systems and performance engineering
Chicago-based, with availability for hybrid work (1-2 days in-office)
Bachelor's degree in Computer Science, Engineering, or a related field (or equivalent experience)