Performance Test Engineer

Expected, JMeter, Gatling, LoadRunner, NeoLoad, Google Cloud Platform, Python, Java, Scala

Optional, AppDynamics, Datadog, Kubernetes

About the project, Are you ready to take ownership of performance and resilience testing in a world-class technology transformation programme? Join our client’s team as a Performance Test Engineer and play a key role in delivering scalable, reliable, and secure global solutions., , Sounds like your kind of challenge?

This is how we work, at the client's site, agile

Team members, architect, devOps, scrum master

Your responsibilities, Own and maintain the Performance & Non-Functional Testing strategy for the programme., Define and execute comprehensive test strategies covering load, stress, failover, HA, and disaster recovery testing scenarios., Collaborate closely with Scrum teams, Architects, DevOps, and support engineers to embed performance requirements in delivery pipelines., Select appropriate tooling (e.g., JMeter, Gatling, LoadRunner, NeoLoad) and define long-term strategy for environments and resources., Oversee test execution, monitoring, and reporting; provide dashboards, KPIs, and clear risk-based assessments., Analyse application performance using profilers, logs, and system metrics; identify bottlenecks and drive remediation plans., Ensure integration of test results into CI/CD pipelines and reporting frameworks., Lead and mentor Performance Testing engineers, fostering a quality-first culture., Produce clear documentation and reports for stakeholders, demonstrating system readiness and compliance., Note: Detailed project information will be shared during the recruitment process.

Proven expertise in Performance & Non-Functional Testing for enterprise-level systems, including load, stress, failover, HA, disaster recovery testing., Strong hands-on experience with performance test tools (JMeter, Gatling, LoadRunner, NeoLoad or similar)., Practical knowledge of cloud-based environments (Google Cloud Platform highly desirable)., Experience defining end-to-end testing strategies, selecting tooling, and driving governance across large programmes., Strong scripting/coding skills (Python, Java, Scala) and ability to test APIs, containers, serverless, message queues, and GDBMS platforms., Familiarity with CI/CD, observability tooling (e.g., AppDynamics, Datadog), and Infrastructure-as-Code concepts., Excellent leadership, stakeholder management, and communication skills., Experience delivering solutions in both Agile and Waterfall delivery models.

Optional, Exposure to Identity & Access Management (IAM) platforms., Experience with GCP, Kubernetes, SaaS performance testing, and DevSecOps approaches., Familiarity with GitOps, policy-as-code, and advanced monitoring solutions.

What we offer, Flexible cooperation model – choose the form that suits you best (B2B, employment contract, etc.), Hybrid work setup – 6x/month from the office in Kraków, Collaborative team culture – work alongside experienced professionals eager to share knowledge, Continuous development – access to training platforms and growth opportunities, Comprehensive benefits – including Interpolska Health Care, Multisport card, Warta Insurance, and more, High quality equipment – laptop and essential software provided

This is how we work on a project, Continuous Deployment, Continuous Integration, DevOps, issue tracking tools, functional tests, testing environments

Benefits, sharing the costs of sports activities, private medical care, sharing the costs of professional training & courses, life insurance

Joining this project you’ll become part of Mindbox – a tech-driven company where consulting, engineering, and talent meet to build meaningful digital solutions. We’ll back you up every step of the way, accelerate your development, and ensure your skills make a difference.

Mindbox Sp. z o.o., At Mindbox, we connect top IT talents with technology projects for leading enterprises across Europe., Our focus is on matching your skills with work that matters – projects that use modern tech stacks, solve real business challenges, and give you space to grow. By joining us, you’ll deliver technology solutions for well-known brands, supported by the Mindbox team that values knowledge-sharing and continuous development. We make sure you have the tools, flexibility, and guidance to do your best work – and to keep moving forward in your career.