QA Engineer (m/w/d)

About the Position

Join our innovative FinTech team as a QA Engineer to ensure the quality and stability of our trading platform, finanzen.net zero.

Responsibilities

You will be an integral part of the Engineering Team, responsible for the quality and stability of our trading platform finanzen.net zero – from search to watchlist and savings plans.
You will take on new features through functional and exploratory tests using a risk-based testing approach, ensuring quality is considered from the first idea to the release.
You will review requirements and acceptance criteria early for testability and define the test strategy and scope for new features together with the team.
You will actively implement automated tests – E2E-Tests with Cypress in TypeScript and API Journey Tests with rest-assured in Java – and systematically expand our regression tests.
You will integrate automated tests into our CI/CD-Pipeline on AWS, ensuring they run quickly, stably, and meaningfully.
You will analyze errors and incidents together with the developers, find the causes, and derive measures to prevent them from recurring.
You will identify improvement opportunities in the development process, introduce quality assurance measures, and track quality metrics (e.g., test coverage, defect rate, defects in production).
You will work closely with Product Managers, UX, and developers, promoting the implementation of various test types across the entire team.
You will actively contribute your knowledge in software testing and strengthen the quality awareness in the entire team – in the spirit of "You build it, you run it".

Requirements

Completed studies in (Economic, Media) Computer Science or comparable education or experience.
Several years of professional experience in quality assurance of mobile apps, web applications, APIs, and databases, as well as in the use of relevant technologies and frameworks (e.g., Flutter, Angular, Spring Boot, TypeScript, Java, Cypress, AWS, MySQL).
Practical experience in test automation, especially with Cypress (TypeScript) for E2E-Tests, Patrol for mobile app tests, and rest-assured (Java) for API tests, as well as in the integration of automated tests in CI/CD pipelines.
Good knowledge of TypeScript and Java to independently implement and further develop automated tests.
In-depth understanding of modern testing methods, processes, and design techniques.
Methodical experience in agile processes such as SCRUM / Kanban and in the use of tools like JIRA and Confluence.
Very good communication skills, quick comprehension, and critical thinking: You constructively address quality risks and find solutions together with the team.
Experience in interdisciplinary teams, analytical thinking, and strong problem-solving skills.
Interest in and enthusiasm for the stock market and working in a dynamic FinTech environment.
Fluent German and English language skills in speech and writing (at least C1).
Advantageous: Experience with performance and load tests, SQL knowledge for data checks, and experience in the financial or brokerage environment.

Nice to Have

Experience with Performance- und Lasttests.
SQL knowledge for data checks.
Experience in the financial or brokerage environment.

We Offer

Modern office hubs & home office possibility.
Training and development opportunities in the financial market/investment sector.
Regular team events & strong company culture.
Health & mobility offers (Jobrad, public transport subsidy).
Attractive financial benefits & further extras.

About the Company

Die Finanzen.net Gruppe is an innovative FinTech company that supports private and professional investors in their investment decisions.

To the group belong:

Finanzen.net – one of the leading financial information portals in the DACH region.
finanzen.net ZERO – a Neobroker for cost-effective securities trading.
TraderFox – a provider of financial information and trading tools for semi-professional investors and those who want to become one.

Our vision:

We strive to be the best partner for our customers on their investment journey.

At the beginning of 2025, the Finanzen.net Group was acquired by Inflexion, a leading European private equity firm in the mid-cap segment. Inflexion supports ambitious management teams in further developing and sustainably scaling growth-oriented companies.

As part of the acquisition, the previously independently managed business units are being strategically merged. This realignment and the group's strong innovative power create new growth opportunities to further expand the market position as the leading investment platform.

Flexibility meets team spirit. Several times a year, we meet on-site for workshops, team events, etc. in Karlsruhe.