(Senior) QA Engineer - Mobile (x/f/m)

DKB Code Factory; Berlin; On-site; EUR 60,000 - 86,000; Full time

Job summary

DKB Code Factory GmbH in Berlin seeks a QA Engineer to own quality assurance across complex system landscapes, design and implement automated tests in Java, and integrate tests into CI/CD pipelines. You will analyze requirements, derive test scenarios, ensure readiness with data and environments, and help advance test automation and risk mitigation in collaboration with cross-functional teams.

You bring several years of QA experience, strong Java skills, knowledge of databases and Kafka, and

Qualifications

• Several years of professional experience in software quality assurance.
• Test automation is a core strength with experience designing and implementing automated tests.
• Strong Java skills and confidence with common test automation tools/frameworks.
• Strong understanding of software architectures, dependencies, and quality risks in complex landscapes.
• Solid knowledge of databases and Kafka; independent, organized work style.
• Fluent German and English communication; ISTQB certification is an advantage.

Responsibilities

• Own quality assurance across complex system landscapes and contribute to testing strategy.
• Design, implement, and maintain automated tests using Java.
• Analyze requirements and architectures to derive test scenarios and ensure cross-component quality.
• Test integrations of different systems and technologies, focusing on databases and Kafka in particular.
• Ensure test readiness with data, environments, tools, and frameworks.
• Integrate automated tests into CI/CD pipelines and support releases to go-live.
• Identify quality risks early and propose independent improvements to QA approaches.

Skills

Java

QA expertise

Test design

Strong communication

Education

ISTQB certification (advantage)

Tools

JUnit

Selenium

CI/CD tools

Job description

We’reexcited to share that our hiring process is now led by Code Factory (CoFa), DKB’s sister tech company, bringing a more agile and collaborative approach to building our cross-functional teams. Whileyou’llgo through the hiring journey withCoFa, your employment will be with DKB, combining the stability of a leading bank with the speed and innovation of a tech-driven environment. Join us to be part of a team where collaboration and impact come first.

{ your_responsibilities : [

• You take ownership of quality assurance across complex system landscapes and continuously develop the testing strategy together with the team.
• You design, implement, and maintain automated tests using Java, ensuring a high and sustainable level of test automation.
• You analyze requirements and system architectures, derive suitable test scenarios, and ensure quality across different system components and interfaces.
• You test how different systems and technologies work together, particularly in the context of databases and Kafka.
• You ensure test readiness—from test data and environments to the right tools and frameworks.
• You integrate automated tests into CI/CD pipelines, advance continuous testing, and support releases through to go-live.
• You identify quality risks early, propose solutions independently, and help advance our QA and test automation approaches.

] } ;

{ following_qualifications_would_be_in_line_with_our_desired_profile_for_this_position: [

• You have several years of solid professional experience in software quality assurance and can take ownership independently from day one.
• Test automation is one of your core strengths, and you have extensive experience designing and implementing automated tests.
• You have very strong Java skills and are confident using common test automation tools and frameworks.
• You have a strong understanding of software and system architectures and can quickly grasp relationships, dependencies, and quality risks in complex system landscapes.
• You have solid knowledge of databases and experience with Kafka and event-driven architectures.
• You workindependently, in an organized and solution-oriented way, quickly get up to speed on new topics, and proactively move them forward.
• You communicate confidently with different stakeholders and have very good spoken and written German and English. An ISTQB certification is an advantage.
• Confident communication inGerman and English, ideally B2 level and above

] } ;

By the way: At our company, every person matters. We embrace fairness and diversity—no matter where you’re from, how old you are, or your sex, gender identity, sexual orientation, or religion, whether you have a disability or not—we genuinely look forward to every application!