Senior Automation Tester – Java / Selenium

Job Title: Senior Automation Tester – Playwright / Java / Selenium

Location: Brussels (Hybrid – 2 days a week)

Type of Role: Contract / Freelance (Multiple Roles available)

Availability: Immediate would be beneficial

Language: Must be fluent in English and (Either Dutch or French)

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** PLEASE NOTE – WE ARE UNABLE TO OFFER SPONSORSHIP **

** WE CAN ONLY ACCEPT APPLICANTS WHO CAN COMMIT TO 2 DAYS A WEEK IN BRUSSELS **

About Resillion

Resillion is a global provider of digital assurance, cybersecurity, and testing services. We help organisations strengthen their security posture, protect critical assets, and deliver high-quality digital solutions. Our teams operate across multiple specialist disciplines, including Digital Forensics, Incident Response, SOC Operations, Quality & Compliance, and Technical Consultancy. We are committed to excellence, continuous improvement, and delivering trusted, customer-focused services that meet the highest professional and accreditation standards.

Role Overview

We are looking for an experienced Medior/Senior Automation Tester – Playwright / Java / Selenium to take a role in defining, implementing and continuously improving the test automation approach within a complex public-sector environment.

The successful candidate will combine strong technical expertise in test automation with experience in test strategy, test architecture, requirements clarification, quality reporting, coordination and coaching. The roles require a minimum of 4 years of demonstrable professional experience in software testing and test automation.

Key Responsibilities

• Clarify functional and non-functional requirements in collaboration with analysts, developers and other stakeholders.
• Define and drive the overall test automation strategy.
• Establish the appropriate test automation architecture, tools and frameworks.
• Determine how automated test coverage will be measured, monitored and improved.
• Design, implement, maintain and execute automated tests.
• Document and communicate the results of automated testing activities.
• Prepare structured test plans aligned with the project’s objectives and delivery approach.
• Assess software quality and report findings, risks and recommendations to developers, analysts, team leads, QA representatives and management.
• Support the creation and maintenance of reliable test datasets.
• Test synchronous and asynchronous integrations, including REST APIs and event-based communication.
• Coordinate testing activities and provide guidance and coaching to other testing professionals.
• Take ownership of testing-related decisions and act as a driving force for quality within the team.
• Work effectively within an Agile and Scrum delivery environment.

Required Experience and Competencies

• At least 4 plus years of demonstrable experience in software testing and test automation.
• Proven experience in clarifying functional and non-functional requirements.
• Strong knowledge of software testing methodologies and recognised testing practices.
• Experience defining and leading a test automation strategy.
• Experience designing or contributing to a test automation architecture.
• Experience measuring and reporting automated test coverage.
• Strong test planning and test documentation skills.
• Experience reporting on software quality to both technical and non-technical stakeholders.
• Demonstrable experience coordinating testing activities, coaching colleagues and taking the lead within a testing environment.
• Good understanding of Agile and Scrum methodologies. xlxgzvr
• An ISTQB certification or another relevant testing certification is considered an important asset.
• Must be fluent in English and (Either Dutch or French)

Technical Skills

The candidate should have strong practical knowledge of:

• Java
• Selenium
• Gherkin
• Behaviour-Driven Development
• Cucumber or comparable BDD tools
• Xray
• Jira
• Confluence
• JavaScript
• JSON
• XML
• Angular
• HTML
• REST APIs
• Event-based and asynchronous communication
• Relational databases
• SQL
• Test data and test dataset preparation