QA Engineer (Mobile)
Locations:
Berlin, Berlin, Germany
Type:
Contract
Published:
July 9, 2026
Contact:
Euan Roche
Ref:
21043
Required Skills:
Android,QA,PostgreSQL,typescript,iOSShare this job
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Job title: Senior QA Engineer (Mobile)
Job type: Contract
Contract Length: 12 months.
Rate: €400 per day
Role Location: Berlin, Germany (Hybrid – 2 days per week on-site)
All candidates must be based in Germany, and able to work B2B/as a contractor to be considered. Those who cannot will not be considered
The company:
An established European fintech company providing payment infrastructure to e-commerce and retail businesses across multiple countries. The team you'd join supports mobile point-of-sale applications used by merchants in retail and hospitality settings.
Role and Responsibilities:
We make an active choice to be inclusive towards everyone every day. Please let us know if you require any accessibility adjustments through the application or interview process.
Our Commitment to Diversity, Equity, and Inclusion:
Signify's mission is to empower every person, regardless of their background or circumstances, with an equitable chance to achieve the careers they deserve. Building a diverse future, one placement at a time.
Job type: Contract
Contract Length: 12 months.
Rate: €400 per day
Role Location: Berlin, Germany (Hybrid – 2 days per week on-site)
All candidates must be based in Germany, and able to work B2B/as a contractor to be considered. Those who cannot will not be considered
The company:
An established European fintech company providing payment infrastructure to e-commerce and retail businesses across multiple countries. The team you'd join supports mobile point-of-sale applications used by merchants in retail and hospitality settings.
Role and Responsibilities:
- Test Android and iOS point-of-sale applications that connect with card payment terminals, receipt printers and barcode scanners
- Build and maintain test automation in TypeScript, integrated with the team's test management tooling
- Design and maintain test plans for new and existing features, keeping test case coverage up to date
- Test communication between in-house applications, including customer-facing displays
- Cover API and database testing across teams
- Take an active role in exploring AI tools to support day-to-day QA work
- Take part in code reviews and testing across multiple environments
- 4+ years' experience testing mobile applications on iOS and Android
- Test automation experience in TypeScript with tools such as Appium or similar cloud device testing platforms
- Strong background in test case design and structured test planning
- Solid knowledge of data structures and databases, particularly PostgreSQL and SQLite
- Experience testing APIs, for example with Postman
- Experience testing hardware devices and inter-device communication
- Experience in release management
- Fintech, payments, retail or hospitality POS background is a plus
- Playwright and Selenoid experience is a plus
We make an active choice to be inclusive towards everyone every day. Please let us know if you require any accessibility adjustments through the application or interview process.
Our Commitment to Diversity, Equity, and Inclusion:
Signify's mission is to empower every person, regardless of their background or circumstances, with an equitable chance to achieve the careers they deserve. Building a diverse future, one placement at a time.
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