Mobile App Developer (iOS)

Sustvest Broking Private Limited; Gurugram District; On-site; INR 900,000 - 1,200,000; Full time

Job summary

Sustvest Broking Private Limited is building BondScanner, India’s next-generation fixed-income investing platform. We are assembling a small but exceptional team to ship a fast, secure iOS app built in Swift with a clean architecture.

As an iOS Mobile App Developer, you will lead from ground up, implementing onboarding, bond discovery, and portfolio tracking while collaborating with design and product teams to deliver delightful native experiences for thousands of users.

Qualifications

• 2-5 years of native iOS development experience.
• Strong command of Swift, UIKit/SwiftUI, and native APIs.
• Experience building production apps used by thousands of users.
• Understanding of MVVM, VIPER, or Clean Architecture.
• Experience with REST APIs, authentication, and secure data handling.
• Attention to UI/UX, responsiveness, and smooth interactions.
• Nice-to-have fintech, trading or payments exposure.
• Willingness to ship fast and own features end-to-end.

Responsibilities

• Build BondScanner's iOS app from scratch using Swift.
• Design clean, modular, scalable app architecture.
• Implement onboarding, login, KYC, bond discovery, checkout, and portfolio tracking.
• Ensure top-notch performance, security, and reliability.
• Integrate backend APIs, authentication layers, and real-time updates.
• Collaborate with design and product teams for native experiences.
• Write clean, well-documented code with unit tests and reusable components.
• Manage App Store releases, versioning, and deployment pipelines.

Skills

Swift

UIKit/SwiftUI

iOS development

API integration

App architecture

Security practices

UI/UX details

Fintech exposure

End-to-end ownership

Job description

BondScanner is India's next-generation fixed-income investing platform, built under a SEBI-regulated Online Bond Platform Provider (OBPP) licence and operated by Sustvest Broking Private Limited (NSE Member Code: 90404).

We simplify bond investing for everyday Indians making high-quality fixed-income products accessible, transparent, and easy to understand.

Our mission is clear: bring bonds to the forefront of personal investing by combining regulatory trust, deep credit expertise, and a clean, intuitive product experience.

We are at an exciting stage beta live (web), onboarding early users, tightening the product, and assembling a small but exceptional team to build India's most trusted bond discovery and investing platform.

If you want to work at the intersection of fintech, product, markets, and regulation this is the place.

About the Role: iOS Mobile App Developer (India | Fintech | Swift)

We're looking for an iOS Developer who can build a fast, secure, and intuitive mobile app for India's next-generation bond investing platform.

This role is ideal for someone who obsesses over clean architecture, native performance, smooth transitions, and delightful user experiences - especially for financial products where trust, clarity, and simplicity matter.

You will play a central role in bringing BondScanner's mobile vision to life from the ground up.

What You'll Be Doing

Building BondScanner's iOS app from scratch using Swift and modern iOS development practices.

Designing clean, modular, and scalable app architecture aligned with product and UX goals.

Implementing flows such as onboarding, login, KYC, bond discovery, checkout, and portfolio tracking.

Ensuring top-notch app performance, security, and reliability.

Integrating backend APIs, authentication layers, and real-time updates.

Working closely with design and product teams to create intuitive native experiences.

Writing clean, well-documented code with unit tests and reusable components.

Managing App Store releases, versioning, and deployment pipelines.

What We Look For in You

2-5 years of experience in native iOS development.

Strong command over Swift, UIKit/SwiftUI, and native framework APIs.

Experience building production-grade apps used by thousands of users.

Solid understanding of app architecture patterns (MVVM, VIPER, Clean Architecture).

Experience working with REST APIs, authentication, and secure data handling.

Strong focus on UI/UX details, responsiveness, and smooth interactions.

Bonus: Experience in fintech, trading, payments, or other regulated app ecosystems.

A bias towards shipping fast, improving iteratively, and owning features end-to-end.