Mobile Test Engineer

Luxoft Germany; United Kingdom; Remote; GBP 45,000 - 60,000; Full time

Job summary

Luxoft is seeking an experienced Automation Tester to drive quality for mobile and web applications. You will design and maintain automation frameworks using Selenium in Java and perform API testing with Rest Assured.

The role requires strong functional testing skills and collaboration with stakeholders to ensure high-quality releases. Experience with Appium for mobile testing is a plus, and familiarity with AI-assisted testing tools is desirable.

Qualifications

• Experience designing and executing test scenarios for mobile and web apps.
• Strong implementation of automation frameworks using Selenium Java and Rest Assured.
• Hands-on API automation, validation of responses and payloads.
• Experience in API authentication mechanisms (OAuth, JWT).
• Proficient in TestNG/JUnit and Java programming concepts.
• Familiarity with AI-assisted testing tools and drift prevention in tests.

Responsibilities

• Design, develop, and execute test scripts for mobile and web apps.
• Develop and maintain automation frameworks using Selenium Java and Rest Assured.
• Perform Functional, Regression, Integration, and End-to-End testing.
• Create and execute API automation scripts with Rest Assured for REST APIs.
• Collaborate with developers and QA to resolve defects and improve quality.
• Mentor junior team members and contribute to QA best practices.

Skills

Functional Testing

Mobile Testing

Web Testing

Test Case Design

Defect Lifecycle

API Testing

Automation Strategy

AI-assisted Testing

Mentoring

CI/CD Collaboration

Tools

Selenium

Rest Assured

Appium

Java

TestNG

Maven

Git/GitHub

Jenkins

Azure DevOps

JIRA

Job description

Project description

We are looking for an experienced Automation Tester with strong expertise in Selenium (Java) and API Testing using Rest Assured, Mobile Application Testing using Appium is an added advantage, AI-assisted test engineering practices is nice to have. The ideal candidate should possess solid functional testing skills, hands-on automation experience, and the ability to drive quality initiatives across mobile and web applications.The role requires working closely with business stakeholders, developers, product owners, and QA teams to ensure high-quality releases for customer-facing applications.

Responsibilities

• Design, develop, and execute test scenarios, test cases, and test scripts for mobile and web applications.Develop and maintain automation frameworks using Selenium Java and Rest Assured.Perform comprehensive Functional, Regression, Integration, and End-to-End Testing.Create and execute API automation scripts using Rest Assured with Java. Rest Assured is a leading Java-based framework commonly used for REST API automation and validation.Validate API responses, request payloads, authentication mechanisms, and backend integrations.Participate in test planning, effort estimation, risk assessment, and release readiness activities.Collaborate with development teams to identify root causes and ensure timely defect resolution.Support CI/CD integration and execution of automated test suites.Mentor junior team members and contribute to QA best practices and process improvements.Leverage AI-powered engineering tools such as GitHub Copilot, Copilot, AI-enabled IDEs, or similar tools to improve testing productivity, test generation, and code quality. AI coding assistants are increasingly used to improve engineering efficiency and accelerate software development activities

SKILLS

Must have

• Functional Testing-Mobile and Web Application Testing-Test Case Design & Review-Defect Lifecycle Management-Regression Testing-System Integration Testing-UAT SupportMobile Automation-Minimum 2-3 years of hands-on experience in Appium Automation-Android and iOS testing-Emulator and Real Device Testing-Mobile Automation Framework Design-Cross-platform automation strategiesAPI Testing-Minimum 2-3 years of hands-on experience in Rest Assured-REST API Validation-API Automation Framework Development-JSON/XML Validation-Authentication (OAuth, JWT, Basic Authentication)-TestNG/JUnit IntegrationProgramming Skills-Strong Java programming knowledge-OOP Concepts-Collections-Exception Handling-Maven/GradleAI & Modern Engineering Tools-Experience using Microsoft Copilot, GitHub Copilot, AI-enabled IDEs or similar GenAI tools-AI-assisted test case generation-AI-assisted automation script creation-Productivity enhancement through AI toolsTools & Technologies-Appium or SeeTest-Selenium (Good to Have)-Rest Assured-Java-TestNG-Maven-Git/GitHub-Jenkins/Azure DevOps-JIRA

Nice to have

Agile/Scrum experienceAirline, Travel, Retail, or E-commerce domain experienceExposure to Cloud-based test execution platformsExperience in leading testing activities for medium to large projectsExcellent stakeholder communication skills