> Markdown version of [/jobs/ext/1369353-senior-software-tester-web-mobile-applications](https://www.wearedevelopers.com/jobs/ext/1369353-senior-software-tester-web-mobile-applications). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md).

---

# Senior Software Tester - Web & Mobile Applications

- **Company:** Médiane Benelux
- **Location:** Brussel, Belgium
- **Experience:** Expert
- **Contract:** Permanent contract
- **Skills:** Testing (Software), HTML, Java (Programming Language), Agile Methodology, Automation of Tests, Microsoft Azure, Mobile Application Software, Scrum Methodology, Role-Based Access Control, Swagger, SQL Databases, Test Management, Scripting, File Transfer Protocol (FTP), Postman, Cypress (Programming Language), Hp Alm, Backend, Integration Tests, Web Technologies, Api Management
- **Published:** July 22, 2026
- **Apply:** https://www.adzuna.be/details/5809988463

## About the Role

Minimum 10 years in software testing
Strong experience with web and mobile application testing
Solid background in Agile (Scrum/Kanban) environments
Experience with backend and API testing

Technical Skills
Azure DevOps (test management)
HP ALM (advanced usage)
SQL (queries, scripting)
API testing (Swagger, Postman)
Test automation (Cypress, Robot Framework)
Web technologies (HTML, FTP)
Windows environments (servers & clients)
Mobile testing (Android, hybrid apps)
Java environment (JNLP, JRE)
Security concepts (SSO, MFA, RBAC, provisioning)

Certifications
ISTQB Advanced Test Automation Engineer

Soft Skills
Strong understanding of IT environments and challenges
Ability to work in cross-functional teams
Clear communication and reporting
Professional and structured mindset
Strong stakeholder interaction skills
Commitment to long-term delivery

## Description

We are looking for a Senior Software Tester for a long-term assignment within an internal IT department supporting applications for railway asset management, rolling stock, and infrastructure. The role focuses on testing internally developed web and mobile solutions, ensuring quality, reliability, and compliance with security standards., Test web and mobile applications developed internally
Define and execute functional and integration test scenarios
Create and maintain test plans and test cases
Perform API testing and backend validation
Automate tests using modern frameworks
Analyze defects and support resolution
Collaborate with development and business teams in an Agile setup
Ensure quality, performance, and security compliance


## Related Videos

- [Developing the Backend with Stefan Lingler, CTO at Shpock](https://www.wearedevelopers.com/videos/100360-developing-the-backend-with-stefan-lingler-cto-at-shpock)
- [The Resilience of the World Wide Web](https://www.wearedevelopers.com/videos/1281-the-resilience-of-the-world-wide-web)
- [Testing .NET applications a Tool box for every developer](https://www.wearedevelopers.com/videos/704-testing-net-applications-a-tool-box-for-every-developer)
- [Nest.js - TypeScript in the backend can also be clean](https://www.wearedevelopers.com/videos/1033-nest-js-typescript-in-the-backend-can-also-be-clean)
- [NoLoJS - Avoiding JavaScript Cruft with HTML and CSS - Aaron T. Grogg](https://www.wearedevelopers.com/videos/1806-nolojs-avoiding-javascript-cruft-with-html-and-css-aaron-t-grogg)
- [SMART Test Automation - the experience of legacy transformation](https://www.wearedevelopers.com/videos/100215-smart-test-automation-the-experience-of-legacy-transformation)

## Related Articles

- [The 8 Best Code Testing Tools](https://www.wearedevelopers.com/magazine/402-the-8-best-code-testing-tools)
- [Software Developer Salary in The Netherlands [2023]](https://www.wearedevelopers.com/magazine/217-software-developer-salary-in-the-netherlands-2023)
- [The Netherlands – Europe’s powerhouse for software development?](https://www.wearedevelopers.com/magazine/31-the-netherlands-europe-s-powerhouse-for-software-development)
- [How to Find Tech Jobs in Amsterdam](https://www.wearedevelopers.com/magazine/279-how-to-find-tech-jobs-in-amsterdam)
- [The Most Popular IT Jobs on the Market](https://www.wearedevelopers.com/magazine/376-the-most-popular-it-jobs-on-the-market)
- [How to land a developer job in Amsterdam](https://www.wearedevelopers.com/magazine/36-how-to-land-a-developer-job-in-amsterdam)