Software Development Engineer in Test

Mindera

Software Development Engineer in Test at Mindera building high-performance software products in collaboration with clients. Engaging in test automation for a large-scale e-commerce platform.

Posted 4/27/2026full-timeRemote • 🇵🇹 PortugalMid-LevelSeniorWebsite

Tech Stack

Tools & technologies

JavaJavaScriptKotlinSDLCSwift

About the role

Key responsibilities & impact

At Mindera, we build high-performance software products in close collaboration with our clients, focusing on engineering excellence, autonomy, and continuous improvement. We are looking for a Software Development Engineer in Test (SDET) to join a team working on a large-scale e-commerce platform.
Expected travelling time (UK and USA): 0%-15%, varies according to project/client. You will be working with teams across different time zones and locations.

Requirements

What you’ll need

**What you’ll be doing:**
- Design, develop and maintain scalable test automation frameworks for mobile applications
- Build and execute automated functional, integration, regression and end-to-end tests
- Work with Appium, XCUITest, and Espresso to ensure robust mobile test coverage
- Use WireMock to simulate services and support reliable integration testing
- Implement Snapshot Testing strategies for UI regression validation
- Contribute to quality engineering practices across the SDLC, promoting shift-left and continuous testing approaches
- Integrate automated tests into CI/CD pipelines and support release quality gates
- Collaborate closely with developers, product and engineering teams to ensure quality is built into the product from the start
- Leverage Co-Pilot + CLI tools to improve productivity, automation and engineering workflows
- Contribute to continuous improvement of testing practices, tooling and overall engineering excellence
Nice to Have
- Solid experience in test automation engineering, particularly in mobile environments
- Strong programming skills in languages such as Java, Kotlin, Swift or JavaScript
- Experience building maintainable and scalable automation frameworks
- Strong understanding of API testing and service virtualization
- Experience working in Agile delivery teams and DevOps environments
- Quality-first mindset with strong problem-solving and collaboration skills

Benefits

Comp & perks

**The Things We Really Care About:**
- Health Insurance, because health comes first
- Flexible working hours
- Open holidays, take the time you need for yourself
- Profit distribution for everyone
- Mindera Annual Trip, Sports, and sharing groups to connect and have fun!
- Training & conferences, create your own training plan
- Child Care vouchers
**Other Good Things: **
- Choose Laptop & Peripherals that best suit your needs
- Hotspot with unlimited usage (PT), for work or Netflix ;)
- We have amazing offices in Porto, Aveiro, and Coimbra if you want to physically connect with minders. Remote from Portugal is also an option. Remote from other Countries will depend on your current location and Projects.
- At the offices, we have a wide range of snacks to keep you fed and healthy
- Partnerships with local businesses
**Most of all You get to work with a bunch of great people, where the whole team owns the project together in a politics-free environment. Our culture reflects our lean and self-organization attitude. We encourage our colleagues to take risks, make decisions, work in a collaborative way and talk to everyone to enhance communication. Freedom and Responsibility go hand in hand, and we value commitment, feedback, and empathy.

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Hard Skills & Tools

test automation frameworksautomated functional testingintegration testingregression testingend-to-end testingAPI testingservice virtualizationprogramming in Javaprogramming in Kotlinprogramming in Swift

Soft Skills

problem-solvingcollaborationquality-first mindsetcontinuous improvementengineering excellence