This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Senior iOS Developer based in Spain.
This is an opportunity to build a next-generation mobile financial product at the intersection of traditional finance and decentralized technology.
You’ll take ownership of the iOS experience for an application bringing investing, trading, staking, and digital assets together in one platform.
The role combines polished mobile product development with demanding requirements around security, reliability, and real-time financial data.
You’ll work extensively with Swift and SwiftUI while integrating secure wallet functionality and transaction signing flows.
Close collaboration with backend, product, and design teams will allow you to shape both the technical architecture and user experience.
You’ll join a fast-moving remote startup environment where autonomy, technical ownership, and strong communication are highly valued.
This is a strong opportunity for an experienced iOS engineer interested in fintech, blockchain,



and building consumer-facing financial technology from the ground up.
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Accountabilities:
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

📌 Senior iOS Developer (España)
🏢 Jobgether
📍 España