Senior Quality Assurance Engineer

Yonderland; Porto; Hybrid; EUR 65,000 - 90,000; Full time

Benefits offered by this job

Health insurance

26 days vacation

Hybrid work model

Professional development opportunities

Trainings

Team events

Job summary

Yonderland is seeking a Senior Quality Assurance Engineer to lead automated testing across backend and frontend systems. You will define the automation strategy, optimize CI/CD quality gates, and mentor mid-level and junior QA engineers while collaborating with product and engineering teams across Europe.

The role is based in Porto with a hybrid work model, offering health insurance, and substantial vacation time.

Qualifications

• 5+ years of software testing or QA engineering experience.
• 2+ years designing and owning test automation frameworks in multi-team environments.

Responsibilities

• Lead the design and execution of automated quality practices across backend and frontend systems.
• Define automation strategy, optimize CI/CD quality gates, and mentor QA engineers.

Skills

Software testing

Automation

CI/CD

Python

JavaScript

TypeScript

Education

ISTQB Advanced

Bachelor's in CS

Tools

Selenium

Playwright

Postman

Jenkins

JUnit

Docker

Job description

Senior Quality Assurance Engineer: Yonderland

About Yonderland

We are convinced that outside is exciting, relaxing, and inspiring. It’s versatile, for some it is a place to relax, for others it is the ultimate challenge. A place to enjoy and where big and small moments come together. It’s a place to be discovered or recognized. But the outdoors can also be treacherous and unpredictable. Weather and terrain can surprise you. Our mission is to enable all people to spend inspiring and epic moments outside.
Yonderland is a European group of premium brands and retail concepts focused on outdoors. Including A.S. Adventure, Juttu, Bever, Cotswold, Snow+Rock, Runnersneed and Ayacucho. Yonderland runs over 190 shops in Belgium, Luxembourg, France, Great-Britain and The Netherlands and resides in Belgium.

About The Job Opening

WE ARE LOOKING FOR A SENIOR QUALITY ASSURANCE ENGINEER TO JOIN OUR TEAM

As our Senior QA Engineer, you will lead the design and execution of automated quality practices, ensuring robust, reliable, and maintainable test coverage across our backend and frontend systems. You will define our automation strategy, optimise CI/CD quality gates, mentor mid-level and junior QA engineers, and partner closely with product and engineering to shift quality left across our distributed engineering organisation in the Netherlands, Belgium, Portugal, and the United Kingdom.

Ai Capabilities

The following AI capabilities are a must-have for this role at Yonderland.

Bonus Qualifications

• Take part on Yonderland test automation strategy and framework(s) for APIs, services, and UI.
• Design and implement stable, scalable, and maintainable automated tests (unit, integration, API, contract, UI, and performance).
• Integrate automated tests into CI/CD pipelines and enforce quality gates.
• Collaborate with backend and frontend engineers to ensure testability and observability by design.
• Identify and eliminate flaky tests, and optimise execution time and reliability.
• Define and track quality metrics such as test coverage, failure rate, MTTR, and escaped defects.
• Mentor mid-level and junior QA engineers on automation, tooling, and best practices.
• Represent QA in architecture and design discussions to ensure quality and risk are considered early.
• Drive continuous improvement of testing processes, tooling, and test-data management.
• 5+ years of software testing or QA engineering experience.
• 2+ years designing and owning test automation frameworks in multi-team environments.
• Strong scripting and debugging skills (e.g., Python, JavaScript, TypeScript).
• Deep experience in test automation, including API and UI frameworks and CI/CD integration.
• Experience with performance, contract, and integration testing alongside API and UI automation.
• Understanding of REST/GraphQL APIs, backend services, and UI stacks (e.g., React).
• Experience with cloud platforms and containerised test environments.
• Proven ability to define and enforce quality gates and quality metrics for delivery teams.
• Strong collaboration and communication skills with engineering and product.
• Proficiency in English.
• Familiarity with AI-powered test generation tools and the ability to integrate them into automation frameworks and CI/CD pipelines.
• Understanding of responsible AI testing: evaluating AI outputs for bias, fairness, and safety as part of acceptance criteria.
• Effective use of AI-assisted debugging, test synthesis, and defect analysis tools to improve QA productivity.
• Awareness of compliance and privacy considerations when test data interacts with AI models.
• ISTQB Advanced, or an equivalent testing certification.
• Experience with observability and monitoring tools to support testing in production-like environments.
• Experience with AEM or other content management platforms.
• Experience in retail, omnichannel, e-commerce, or supply chain technology environments.
• Multilingual capabilities - Dutch, French, or Portuguese are advantageous for stakeholder engagement across Belgium, the Netherlands, Portugal, and the United Kingdom.
• An international environment with headquarters in Antwerp and offices in the Netherlands, UK and Portugal.
• Our Porto office located at Lionesa Business Hub.
• Full-time job + permanent contract.
• Health insurance.
• 26 days of vacation.
• Flexible work schedule and hybrid work model.
• Professional development opportunities.
• Trainings.
• Collaborative and inclusive work environment.
• Team events like summer parties, Christmas events and much more!