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Non-Functional Testing Expert
  • Warsaw
Non-Functional Testing Expert
Warszawa, Warsaw, Masovian Voivodeship, Polska
B2B.NET S.A.
31. 1. 2026
Informacje o stanowisku

technologies-expected :


  • LoadRunner
  • JMeter
  • Splunk
  • Jenkins
  • Docker
  • Kubernetes
  • Kafka

about-project :


  • We are looking for a highly experienced Non-Functional Testing Expert to join a complex Data-focused program within a large-scale enterprise environment.
  • The role is positioned within a Solution Train (SAFe setup) and focuses on driving the Non-Functional Requirements (NFR) and Non-Functional Testing (NFT) agenda across component, system, and end-to-end levels.
  • You will work closely with technical and business stakeholders to define, implement, and validate NFRs for advanced data solutions, ensuring performance, reliability, security, and scalability of critical systems.
  • Work model: Hybrid – 2 days per week from the office

responsibilities :


  • Act as a driver and subject-matter expert for Non-Functional Requirements and Non-Functional Testing in the Data area
  • Analyze business requirements and translate them into clear, testable Non-Functional Requirements
  • Define, develop, and implement NFT strategies, test plans, and reports
  • Perform performance simulations and analysis on Batch, API, and GUI levels
  • Work with complex solutions from component level to end-to-end architectures
  • Collaborate closely with Architects, Product Owners, Engineers, and Leadership to refine and enforce NFRs
  • Execute and analyze performance, reliability, security, and accessibility tests
  • Support CI/CD pipelines with continuous performance testing
  • Hand over NFRs and NFT assets to responsible teams and ensure long-term ownership
  • Facilitate discussions, workshops, and alignment sessions related to non-functional quality
  • Operate effectively within an Agile / SAFe environment

requirements-expected :


  • Deep, hands-on expertise in Non-Functional Requirements definition and Non-Functional Testing in the Data domain
  • Proven experience with performance, reliability, security, and accessibility testing
  • Strong ability to drive NFR/NFT topics independently across teams and stakeholders
  • Excellent communication, collaboration, and facilitation skills (engineering & management level, English required)
  • Strong test automation skills as a complementary competency
  • Development background, preferably extending beyond pure QA responsibilities
  • Solid understanding of system architecture and distributed systems
  • Experience working in Agile / SAFe frameworks
  • Hands-on experience with LoadRunner, JMeter, Splunk
  • CI/CD performance testing experience (Jenkins)
  • Good working knowledge of Docker, Kubernetes, Kafka, AppDynamics
  • Ability to model and simulate complex user behavior patterns
  • Strong analytical mindset and natural problem-solving skills
  • Experience with Windows and Linux operating systems

benefits :


  • sharing the costs of sports activities
  • private medical care
  • flexible working time

  • Praca Warszawa
  • Warszawa - Oferty pracy w okolicznych lokalizacjach


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