Senior Quality Engineer – Automation (API, Performance & Functional Testing)

Senior Quality Engineer – Automation (API, Performance & Functional Testing)

Johannesburg, South Africa | Posted on 08/24/2026

We areseeking an experienced Quality Engineer – Automation with strongexpertise in Performance Testing, API Testing, Functional Testing, and TestAutomation. The successful candidate will be responsible for designing,developing, and executing automated and performance testing solutions acrosscloud-native applications while ensuring high-quality software delivery withinAgile environments.

Key Responsibilities

Test Automation & Quality Engineering

• Design, develop, andmaintain automated test frameworks for web, API, and cloud-basedapplications.
  
• Develop and executeautomated functional, regression, integration, and end-to-end test Designand execute API testing strategies for RESTful and microservices-basedapplications.
  
• Develop automated API testscripts using industry-standard API testing frameworks.
  
• Validate API functionality,security, integration, and performance requirements.
  
• Design and executeperformance, load, stress, endurance, and scalability tests.
  
• Utilize JMeter andother performance testing tools to identify bottlenecks and optimizeapplication performance.
  
• Analyze performance metricsand provide recommendations for system improvements.
  
• Produce detailed performancetest reports and recommendations.
  
• Lead and manage testingteams throughout the Software Testing Life Cycle (STLC).
  

Required Skills & Experience

Qualifications / Education

Bachelor's degree in Computer Science, Information Technology or a related field.

Certifications (Beneficial)

• ISTQB certifications
  
• Certified Test Automation Engineer certifications
  
• AWS Certifications
  

Technical Skills

• Strong experience in TestAutomation Engineering.
  
• Extensive experience with SeleniumAutomation Frameworks.
  
• Strong hands‑on experiencewith JMeter for performance testing.
  
• Experience using multiple APItesting frameworks and tools.
  
• Experience with RESTful APIsand microservices testing.
  
• Experience testingcloud-based applications and environments.
  
• Knowledge of CI/CD pipelinesand DevOps testing practices.
  
• Strong understanding ofsoftware quality engineering principles.
  

Methodologies

• Strong understanding of SoftwareTesting Life Cycle (STLC).
  
• Experience leading STLCteams and testing processes.
  
• Experience working within AgileSDLC environments.
  
• Familiarity with Scrum andDevOps methodologies.
  

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