{"id":3202697,"url":"https://alion.io/job/klimb-io-ios-developer","title":"iOS Developer","company":{"id":1318,"name":"Klimb.io","domain":"klimb.io","url":"https://alion.io/company/klimb-io","size_band":"1001-5000","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":null,"truth_index":null},"role":"Mobile","role_family":"Mobile","seniority":"junior","employment_type":null,"work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Mumbai, India"],"countries":["IN"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":null,"experience_years_min":2,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Alamofire","optional":false},{"name":"Bitbucket","optional":false},{"name":"ChatGPT","optional":false},{"name":"CI/CD","optional":false},{"name":"Claude","optional":false},{"name":"Clean Architecture","optional":false},{"name":"CocoaPods","optional":false},{"name":"Copilot","optional":false},{"name":"Crashlytics","optional":false},{"name":"Cursor","optional":false},{"name":"Firebase","optional":false},{"name":"Git","optional":false},{"name":"GitHub","optional":false},{"name":"MVVM","optional":false},{"name":"Rest API","optional":false},{"name":"SPM","optional":false},{"name":"Swift","optional":false},{"name":"SwiftUI","optional":false},{"name":"UIKit","optional":false},{"name":"XCTest","optional":false},{"name":"Bitrise","optional":true},{"name":"Combine","optional":true},{"name":"Core ML","optional":true},{"name":"Fastlane","optional":true},{"name":"Firebase App Distribution","optional":true},{"name":"GCD","optional":true},{"name":"GitHub Actions","optional":true},{"name":"Kotlin","optional":true},{"name":"Kotlin Multiplatform","optional":true},{"name":"Material Design","optional":true},{"name":"Objective-C","optional":true},{"name":"OpenAI","optional":true},{"name":"SQLite","optional":true}],"status":"live","first_seen_at":"2026-10-24T09:35:00Z","employer_posted_date":null,"last_verified_at":"2026-10-24T09:35:00Z","board_verified":false,"closed_at":null,"days_open":1,"trust":{"level":"not_scored","repost_count":null,"flags":[],"days_open":1},"description":"We are looking for a highly skilled and passionate iOS Developer to join our fintech engineering team and help build next-generation merchant-facing payment and banking applications. You will work on scalable, secure, and high-performance iOS applications handling real-time transactions, merchant onboarding, settlements, analytics dashboards, and payment integrations. Candidates with prior fintech, banking, payment, or merchant application experience will be highly preferred. We are also looking for engineers who are comfortable leveraging modern AI-assisted development tools and exploring intelligent mobile experiences.\n\nResponsibilities: \nDesign, develop, and maintain scalable iOS applications using Swift and modern iOS frameworks.\nBuild reusable, modular, and maintainable mobile components following MVVM / Clean Architecture principles.\nCollaborate with product managers, backend teams, QA, and designers to deliver high-quality mobile applications.\nIntegrate RESTful APIs, third-party SDKs, payment gateways, and banking/fintech services.\nWork on merchant onboarding, transaction management, settlements, analytics dashboards, and payment workflows.\nParticipate in complete app lifecycle management from development to App Store deployment.\nImplement secure coding standards and financial-grade mobile security practices.\nWork with encryption, secure storage, SSL pinning, Keychain, biometric authentication, and secure API communication.\nEnsure compliance with security and data protection best practices.\nWrite unit test cases and UI test cases using XCTest.\nDebug and optimize application performance, including memory usage, startup time, responsiveness, and crash reduction.\nParticipate in code reviews and maintain coding standards and best practices.\nWork with crash monitoring and analytics tools such as Firebase Crashlytics.\nContribute to CI/CD and automated deployment workflows.\n\nRequirements: \n2+ years of professional iOS development experience.\nStrong proficiency in Swift, Xcode, UIKit, SwiftUI, Auto Layout, and Constraints.\nStrong understanding of MVVM / Clean Architecture, iOS App Lifecycle, Memory Management, Multithreading, and Concurrency.\nHands-on experience with RESTful APIs, URLSession / Alamofire, JSON parsing, offline storage, and synchronization.\nGood understanding of SSL Pinning, Keychain, Encryption techniques, Biometric Authentication, and secure data storage.\nExperience with Git / GitHub / Bitbucket, CocoaPods / Swift Package Manager (SPM), Firebase Crashlytics, and CI/CD pipelines.\nExperience writing Unit Tests, UI Tests, and Integration Tests using XCTest.\nExperience using AI -assisted development tools such as GitHub Copilot, ChatGPT, Claude, Gemini, Cursor, or similar tools.\nGood to have exposure to OpenAI APIs, CoreML, intelligent automation, AI -powered mobile features, and chatbot integrations.\n\nGood to have: \nExposure to Kotlin Multiplatform (KMP) or shared mobile architecture.\nExperience working on multi-tenant or white-label applications.\nExperience with payment SDK integrations.\nPublished apps on the App Store.\n\nTechnology Stack: \nUI: UIKit, SwiftUI, Auto Layout, XIB/Storyboard, Material Design.\nLanguage: Swift, Kotlin Multiplatform (KMP), Objective-C (legacy support).\nArchitecture: MVVM, Clean Architecture, Modular Architecture.\nAsync Programming: GCD, Async/Await, Combine.\nNetworking: URLSession, Alamofire, REST APIs, HTTPS/TLS, and SSL Pinning.\nDependency Management: Swift Package Manager (SPM), CocoaPods.\nPersistence: CoreData, UserDefaults, Keychain, and SQLite.\nTesting: XCTest, Unit Testing, UI Testing.\nCI/CD: Fastlane, GitHub Actions, Bitrise, Firebase App Distribution, App Store Connect.\nFintech SDKs: Good to have knowledge of UPI SDK, Razorpay, PayU, Stripe, and Tap To Pay on iPhone.\nMonitoring: Firebase Crashlytics, Analytics, and Logging.\nSecurity: Keychain, Biometric Authentication, SSL Pinning, Encryption, Jailbreak Detection.\nKMP Exposure: Good to have exposure to Kotlin Multiplatform (KMP) shared business logic integration.\nAI-Assisted Development: GitHub Copilot, ChatGPT, Claude, Gemini, Cursor, and AI-powered code assistance.\nSkills\nSwift, UIKit, iOS, iPhone 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