Junior Mobile Developer (Android/iOS) – Frankfurt

About the role

Join a fast‑growing FinTech team in Frankfurt and start your career as a Mobile Developer. You will work on a modern banking app, collaborating with product managers, UX/UI designers and backend engineers to deliver high‑quality native experiences on both Android and iOS.

Key responsibilities

• Plan and design future‑proof API interfaces and contribute to the overall technical architecture.
• Optimize performance, UI reactivity and the native look‑and‑feel for a first‑class user experience on both platforms.
• Collaborate with product owners, designers and backend developers to turn ideas into released features.
• Evaluate new mobile technologies and best practices, keeping the tech stack up‑to‑date (e.g., CI/CD pipelines).
• Ensure code quality through automated testing and continuous integration.

Required profile

• Degree in Computer Science or a comparable field.
• 1–2 years of practical experience gained through internships or student projects.
• Familiarity with agile development, preferably Scrum.
• Comfortable using AI tools in daily development work (e.g., Claude CodeFluent).
• Fluent German and good English communication skills.

Required skills

• Android development
• iOS development
• Native mobile development
• API design and integration
• Performance optimization and UI reactivity
• CI/CD pipelines
• Automated testing
• Scrum methodology
• Claude CodeFluent (AI assistance)

What we offer

• Hybrid work model with four days in the office and one flexible day.
• Continuous learning through training, feedback sessions and mentorship.
• Open‑ended contract with performance‑based salary, annual bonuses and additional benefits (fitness, bike leasing, etc.).
• Agile small‑team environment with strong team spirit and short decision‑making cycles.
• Ergonomic workplace equipped with modern hardware, dual monitors and height‑adjustable desks.