Senior Mobile QA Engineer - Android & iOS (ID: 4058)

Stafide; Amsterdam; On-site; EUR 70,000 - 98,000; Full time

Job summary

Stafide is seeking a Senior Mobile QA Engineer to design and execute test strategies for mobile journeys and backend integrations.

You will develop automated tests for Android and iOS using Espresso and XCUITest, integrate into CI/CD with Azure DevOps, and perform API testing with Postman. Collaborate with cross-functional teams to ensure quality and security across the stack.

Qualifications

• 6-8 years of overall professional experience in software testing and quality engineering.
• Strong experience in mobile application testing and automation.
• Hands-on experience with Espresso (Android) and XCUITest (iOS).
• Experience testing native and hybrid Android/iOS applications across multiple devices and OS versions.
• Strong knowledge of API and backend testing using Postman and WireMock.
• Experience with Azure DevOps and CI/CD pipeline integration.
• Strong understanding of complex backend data flows and end-to-end integrations.
• Hands-on experience with Proxyman and Charles Proxy for debugging and network inspection.
• Knowledge of Quality Engineering, shift-left testing, monitoring, alerting, and quality metrics.
• Understanding of security, regulatory, audit, and secure transaction validation.

Responsibilities

• Design and execute test strategies for mobile journeys, backend integrations, and end-to-end application flows.
• Develop and maintain automated test frameworks using Espresso for Android and XCUITest for iOS.
• Test native and hybrid mobile applications across Android and iOS devices and OS versions.
• Integrate automated testing into CI/CD pipelines using Azure DevOps.
• Perform API and backend testing using tools such as Postman and WireMock.
• Validate complex data flows and end-to-end integrations between mobile applications and backend systems.
• Perform mobile application debugging using Proxyman and Charles Proxy.
• Apply Quality Engineering practices including shift-left testing, monitoring, alerting, and quality metrics.
• Validate security, regulatory, audit, and secure transaction requirements.
• Collaborate with development, product, and technical teams to identify and resolve quality issues.

Skills

Mobile testing

Automation testing

Espresso for Android

XCUITest for iOS

API testing

WireMock

Azure DevOps

Proxyman

Charles Proxy

Shift-left

Security & compliance

Tools

Espresso (Android)

XCUITest (iOS)

Postman

WireMock

Proxyman

Charles Proxy

Azure DevOps

Job description

Senior Mobile QA Engineer - Android & iOS (ID: 4058)

As a Senior Mobile QA Engineer - Android & iOS, you will:

• Design and execute test strategies for mobile journeys, backend integrations, and end-to-end application flows.
• Develop and maintain automated test frameworks using Espresso for Android and XCUITest for iOS.
• Test native and hybrid mobile applications across Android and iOS devices and OS versions.
• Integrate automated testing into CI/CD pipelines using Azure DevOps.
• Perform API and backend testing using tools such as Postman and WireMock.
• Validate complex data flows and end-to-end integrations between mobile applications and backend systems.
• Perform mobile application debugging using Proxyman and Charles Proxy.
• Apply Quality Engineering practices including shift-left testing, monitoring, alerting, and quality metrics.
• Validate security, regulatory, audit, and secure transaction requirements.
• Collaborate with development, product, and technical teams to identify and resolve quality issues.

What You Bring to the Table:

• 6-8 years of overall professional experience in software testing and quality engineering.
• Strong experience in mobile application testing and automation.
• Hands-on experience with Espresso (Android) and XCUITest (iOS).
• Experience testing native and hybrid Android/iOS applications across multiple devices and OS versions.
• Strong knowledge of API and backend testing using Postman and WireMock.
• Experience with Azure DevOps and CI/CD pipeline integration.
• Strong understanding of complex backend data flows and end-to-end integrations.
• Hands-on experience with Proxyman and Charles Proxy for debugging and network inspection.
• Knowledge of Quality Engineering, shift-left testing, monitoring, alerting, and quality metrics.
• Understanding of security, regulatory, audit, and secure transaction validation.

You Should Possess the Ability to:

• Develop effective automation strategies for complex mobile and backend scenarios.
• Design and execute reliable end-to-end mobile test journeys.
• Identify, troubleshoot, and analyse application, API, network, and integration issues.
• Validate complex data flows across mobile, API, and backend systems.
• Integrate automated tests into CI/CD pipelines and support continuous testing.
• Work effectively across development, QA, DevOps, and business teams.
• Apply a shift-left quality mindset throughout the software development lifecycle.
• Analyse quality metrics and proactively identify potential risks.
• Work independently while maintaining strong communication and documentation.

What We Bring to the Table:

• Opportunity to work on enterprise mobile applications and end-to-end digital journeys.
• Exposure to Android, iOS, API, backend integration, CI/CD, and Quality Engineering practices.
• Opportunity to work with modern automation and debugging tools.
• Collaboration with cross-functional development, QA, DevOps, and product teams.