QA Automation Engineer (Mid/Sr)

October 16, 2026

Remote

Senior

Madrid, Barcelona, Spain

Keep in mind

Original vacancy is in Spanish
You will likely need Spanish for the job. The employer can confirm

Description

QA Automation Engineer role focused on test automation within a technology team responsible for the quality, reliability and performance of backend applications and services. The position involves designing, developing and maintaining automation solutions for integration and end-to-end testing, REST API validation and early incident detection. Work follows agile methodologies with a focus on continuous improvement of quality processes and robust software delivery.

Responsibilities

Design, develop and maintain test automations using Java or Python, preferably Java
Implement and execute automated integration and end-to-end tests for backend services
Design, execute and maintain REST API tests, validating responses, status codes, contracts and service behaviour
Work with automation tools such as Karate, REST Assured or Pact
Run SQL queries to validate data and check information consistency, including joins and subqueries
Identify, document and track incidents detected during testing
Collaborate with development teams to ensure software quality from the earliest lifecycle phases
Integrate automated tests into development workflows and development processes
Participate in planning, execution and tracking of QA activities within Agile/Scrum teams

Requirements

Programming experience with Java or Python for test automation development, with Java especially valued
Experience with automated integration and end-to-end testing for backend services
Experience with automation tools such as Karate, REST Assured or Pact
Extensive experience in designing, executing and validating REST API tests
Knowledge of relational databases and ability to write and validate basic SQL queries, including joins and subqueries
Knowledge of Git for version control
Experience working with agile methodologies and task planning and management tools
Approximately 4 years of experience