Junior Mobile Developer – FinTech Banking App

About the role

We are a dynamic fintech within a well‑established digital group building the next generation of mobile banking. As a Junior Mobile Developer you will join a fast‑moving, agile team that creates modern Android and iOS banking features from concept to release.

Key responsibilities

• Design, develop and maintain the bank’s mobile applications for Android and iOS.
• Plan and design future‑proof API interfaces and contribute to the overall technical architecture.
• Optimize performance, UI responsiveness and native look‑and‑feel for a first‑class user experience.
• Collaborate closely with product owners, UX/UI designers and backend engineers to deliver innovative features.
• Keep the mobile tech stack up‑to‑date by evaluating new technologies and best practices such as CI/CD.
• Ensure code quality through automated testing and continuous integration.

Required profile

• Completed degree in Computer Science or a comparable field.
• 1–2 years of practical experience, for example through internships or student projects.
• Fluent German and confident English communication skills.
• Familiarity with agile development, preferably Scrum.
• Willingness to use AI‑assisted development tools and explore new technologies.

Required skills

• Android development.
• iOS development.
• API design and integration.
• CI/CD pipelines.
• Automated testing frameworks.

What we offer

• Long‑term career perspective in a growing fintech with strong development opportunities.
• Startup atmosphere combined with the stability of an established company.
• Casual work environment, flat hierarchy and regular team events.
• Free public‑transport ticket (Deutschlandticket), product discounts, free drinks, fruit and complimentary lunches.
• Centrally located office with excellent public‑transport connections and bike‑leasing support.