Senior iOS Developer
J
JobgetherFintech
Based in GermanyFull-TimeSenior
Salary90,000 - 120,000 USD per year
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Job Details
- Languages
- English
- Experience
- 3+ years
- Required Skills
- SwiftRESTful APIsiOS
Requirements
- 3+ years of professional experience developing iOS applications.
- Strong hands-on proficiency in Swift and SwiftUI.
- Solid understanding of iOS security best practices, including Keychain, biometric authentication, and secure data storage.
- Practical experience integrating RESTful APIs and working with real-time data through WebSockets.
- Strong understanding of mobile application architecture patterns such as MVVM and Clean Architecture.
- Experience building production-quality applications with a strong focus on performance, reliability, and maintainability.
- Ability to work effectively in a fast-paced startup environment with changing priorities and a high degree of ownership.
- Strong problem-solving skills and a proactive approach to identifying and resolving technical challenges.
- Good written and spoken English communication skills.
- Experience developing fintech, trading, banking, or other financial applications is a strong advantage.
- Knowledge of blockchain, cryptocurrency, digital wallets, transactions, or DeFi concepts is a plus.
- Experience publishing and maintaining applications through the Apple App Store is advantageous.
- Strong collaboration skills and the ability to work effectively with engineering, product, and design stakeholders in a remote environment.
Responsibilities
- Design, develop, and maintain a high-quality iOS application using Swift and SwiftUI.
- Build intuitive and reliable interfaces for complex financial workflows, including staking, trading, portfolio management, and digital asset exposure.
- Implement secure wallet integrations and transaction-signing flows with a strong focus on protecting user assets and data.
- Integrate RESTful and WebSocket APIs to support reliable communication with backend services and real-time financial information.
- Optimize application performance, stability, security, and responsiveness across supported iOS devices.
- Apply appropriate mobile security practices, including secure storage, Keychain integration, and biometric authentication.
- Contribute to mobile architecture decisions and help maintain scalable, maintainable application structures.
- Participate in code reviews and uphold high standards for code quality, testing, and engineering practices.
- Collaborate closely with product managers, designers, and backend engineers to translate requirements into polished, user-friendly experiences.
- Monitor developments in the iOS ecosystem and evaluate relevant platform updates, APIs, and capabilities for integration into the product.
- Take ownership of technical challenges and contribute proactively to the evolution of the mobile product in a fast-paced startup environment.
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