Senior QA Engineer

We are looking for a Senior Quality Engineer to join our team, focused on safeguarding software quality through testing, automation and robust QA processes. This is a senior, hands-on position: you will define the QA approach that different projects need and take ownership of implementing it yourself, acting as the go-to reference for quality across the teams you support.

What you will work on:

• Provide QA support across different projects, defining the right testing procedures and implementing the tests each one needs.
  
• Define test strategies and plans for products or projects.
  
• Lead test automation and its integration into CI/CD. Drive quality metrics and continuous improvement.
  
• Contribute to technical scoping and client proposals.
  

• 5+ years of professional experience
  
• Experience in software testing (manual and automated)
  
• Experience with test automation frameworks (Selenium, Cypress, pytest or similar)
  
• Strong experience testing REST APIs, microservices and service-to-service integrations, including API contracts and asynchronous workflows.
  
• Experience testing distributed and event-driven systems, including Kafka-based workflows, asynchronous processing, retries, failure scenarios and service dependencies.
  
• Hands-on experience with load, stress and endurance testing for high-volume data ingestion, APIs and distributed services.
  
• Experience validating ETL/data pipelines, data transformations, data consistency, completeness and accuracy across large datasets.
  
• Knowledge of testing methodologies and QA best practices
  
• Familiarity with CI/CD and version control
  
• Strong analytical and problem-solving skills
  
• English level B2+
  

Nice to have

• Experience with performance and load testing tools
  
• Knowledge of API testing (Postman, REST Assured)
  
• Programming skills (Python, Java or JavaScript)
  
• ​Familiarity with mobile network KPIs, alarms, OSS concepts and 4G/5G network data structures.
  

• Competitive salary, health insurance and Flexible Compensation Plan as an enterprise benefit
  
• Annual training budget to help you stay technologically up to date and grow professionally.
  
• Time flexibility: our life is not just a working day; we give you flexibility both in entry and exit. In addition, we enjoy a reduced working day on Fridays and Summer (July and August)
  
• Our projects are cutting-edge in technology and are in both national and international environments, making your growth global
  
• We provide a flexible working model, adapted to the needs of each role and team, with options from remote to hybrid or office-based arrangements.
  
• Our employee satisfaction survey tells us that we have a great work environment and great professionals in the company. Do you want to check it? Join us!