(Senior) Mobile Flutter Engineer (all genders)

Our Mobile App team designs and evolves the chargecloud applications - the digital backbone of e-mobility services across Europe. To support our continued expansion, we are seeking a (Senior) Mobile Flutter Engineer (all genders) who brings deep development expertise and a robust understanding of DevOps, CI/CD pipelines, and cloud-based APIs. This role is designed for engineers who thrive on ownership, taking full responsibility for mobile features from their initial technical design and implementation through to release and long-term maintenance. Working on high-performance iOS and Android applications built with Flutter, you will collaborate closely with product and design specialists within a lean, cross-functional environment. If you are looking for a high-impact role in a rapidly growing industry where technical excellence and sustainable innovation meet, we would love to hear from you!

• Develop and maintain customer-facing Flutter applications for iOS and Android
• Own mobile features end-to-end, from design and implementation to release and maintenance
• Integrate mobile apps with backend services exposed via AWS API Gateway
• Setup and maintain CI/CD pipelines for mobile apps using Fastlane
• Ensure high code quality through testing, documentation, and code reviews
• Participate actively in estimations, refinements, and technical decision-making
• Mentor other engineers and contribute to mobile engineering standards
• Collaborate closely with product, design, backend, and QA, Remote First: Whether you prefer working from home, using co-working spaces across Germany, or being in our modern headquarters in Cologne - we support all working styles. Well equipped: To make sure you have everything you need in your home office, we provide the appropriate hardware. After your probation period, you'll also receive a budget for ergonomic home office equipment. Flexibility: You can organize your working hours flexibly. With a core working time from 9:00 to 12:00, you have plenty of freedom to balance work and personal life. With our Workation Worldwide program, you can work remotely for up to 60 days per year from anywhere within ±4 hours of the German time zone. Benefits à la carte: With Probonio, you can design your benefits anew every month: Use your budget for meal subsidies, childcare support, vouchers, or book your Urban Sports Club membership - all easily managed via app. Mobility & sustainability: Through FINN JobAuto, you can lease your own electric vehicle at attractive conditions. You can also benefit from bike leasing. Team spirit: Our teams meet in person once per tertial for brainstorming, workshops, and of course for our much-loved summer and winter events. Healthy at work: We support you with Urban Sports Club, life coaching programs, and additional offerings to help you stay fit and stress-free in your daily work. Dog friendly: Dogs are warmly welcomed - just bring your four-legged friend to the office. And more: 20% contribution to your company pension plan, access to our attractive corporate benefits portal, and lots of fun - "Spark joy together" is one of our core company values for a reason.

Do you have experience in iOS?, * A degree in Computer Science or a comparable qualification that serves as your technical foundation

• Fluencyin English (C1-Level)
• 4+ years of professional experience developing mobile applications with Flutter (Dart, nullsaftey)
• Proven experience publishing ,maintaining, and evolving apps in Apple Store and Google Play
• End-to-end ownership of mobile features in customer-facing products
• Strong experience integrating Flutter apps with REST APIs
• Hands-on experience with Flutter state management, Riverpod or equivalent
• Proven expertise in mobile performance optimization and accessibility
• Advanced knowledge of CI/CD pipelines for mobile apps, ideally including Fastlane
• Solid engineering standards, including testing strategies, code quality and clean architecture principles
• Ability to mentor other engineers and raise over all mobilee ngineering standards