Senior iOS Engineer (Hybrid or Remote)

🚀 Venga: bridging innovative blockchain technologies to traditional finance

Venga is an app with a mission to take innovative blockchain technologies and bridge them to traditional finance inside a powerful centralized app, empowering people to effortlessly discover, invest, and navigate the world of Web3.

🔎 Who We're Looking For

We’re seeking a Senior iOS Engineer with deep expertise in Swift and a passion for building high-performance, user-centric mobile applications. You’ll play a pivotal role in shaping the future of our iOS app, ensuring it delivers a seamless, secure, and innovative experience for users navigating the intersection of Web3 and traditional finance. If you thrive in fast-paced environments, love solving complex technical challenges, and want to impact millions of users, this role is for you.

💻 What You'll Be Doing

• Design and develop robust, scalable iOS features for the Venga app, focusing on performance, security and maintainability.
• Collaborate closely with product managers, designers, and backend engineers to translate user needs into elegant technical solutions.
• Champion modern iOS best practices.
• Mentor junior engineers, conduct code reviews, and foster a culture of code quality and continuous improvement.
• Optimize app performance by identifying bottlenecks, improving memory management, and refining UI/UX responsiveness.
• Integrate blockchain technologies and traditional finance APIs securely into the app.
• Stay ahead of industry trends, experimenting with emerging iOS frameworks, tools, and Web3 mobile innovations.
• Ensure rigorous testing by implementing unit, integration, and UI tests alongside CI/CD pipelines.

👤 Who You Are & What You'll Need

• 4+ years of commercial iOS development, including 2+ years of SwiftUI using NavigationStack.
• Experience or knowledge of CoreData, MVVM with Routing, URLSession, SSL Pinning, Swift Concurrency, WebSocket (STOMP), Sentry and Firebase.
• Strong understanding of REST/GraphQL APIs, WebSocket integration, and offline-first strategies.
• Experience with dependency injection, modularization, and build optimization.
• Proven track record of shipping complex, high-traffic apps with a focus on performance and security.
• Deep understanding of automated testing (unit & UI) and CI/CD tools.
• Collaborative mindset: thrive in cross-functional teams and align technical decisions with business goals.
• Passion for Web3, fintech innovation, and solving real-world user problems.
• Fluent in English and Russian, with excellent communication skills for cross-functional teamwork.  

👤 Nice to have

• Blockchain and Web3 experience.
• FinTech experience.
• Familiarity with compliance, AML and regulation.
• ISO/IEC 27001 experience.

🌍 What we offer

• Full-Time Employment Contract.
• Own your time company culture - manage start and finish work times within each day.
• Mandatory office days: Mondays, Tuesdays, and Thursdays, with core office hours from 10:00 AM to 4:00 PM.
• A sunny office in Barcelona, less than 50 meters away from the beach!
• A brand new MacBook or similar option of your choice.
• 25 vacation days (more than the Spanish norm).
• Exciting work in a dynamic, international, and hyper-growth startup.
• If you do not live in Barcelona, you will be full-remote, but you must be within a maximum time zone difference of 3 hours from Barcelona