Senior iOS Developer

Ascendion; Philippines; On-site; PHP 1,674,000 - 2,344,000; Full time

Job summary

Ascendion is seeking a senior iOS developer to design, build, and maintain sophisticated iOS apps using Swift. You will implement UI with UIKit/SwiftUI, integrate RESTful APIs, and ensure performance and memory efficiency.

Lead architecture decisions, mentor junior engineers, participate in code reviews, and collaborate with design, backend, and QA in Agile/Scrum. Experience with MVVM, Clean Architecture, and CI/CD is highly valued.

Qualifications

• Senior-level iOS developer with strong Swift expertise.
• Experience with XCTest and code reviews.
• Ability to mentor junior developers and drive best practices.
• Collaborate across design, backend, and QA in Agile/Scrum.
• Proficient with MVVM, Clean Architecture, and modularization.
• Experience with App Store submission and TestFlight.

Responsibilities

• Develop and maintain iOS apps using Swift.
• Implement UI components per Apple guidelines.
• Integrate with RESTful APIs and third-party SDKs.
• Optimize performance, memory use, and responsiveness.
• Lead architecture decisions for complex apps (Senior).
• Mentor junior developers and enforce coding standards.
• Contribute to CI/CD and DevOps practices for mobile.
• Collaborate with designers, backend, and QA in Agile/Scrum.
• Communicate technical concepts to stakeholders.

Skills

Swift

iOS development

UIKit

SwiftUI

MVVM

Clean Architecture

Memory management

Performance tuning

Code reviews

Mentoring

Agile/Scrum

RESTful APIs

Unit testing

XCTest

Automation tools

Push notifications

Analytics/Monitoring

CI/CD

Tools

Git

Xcode

Fastlane

TestFlight

Firebase

AWS Amplify

CI/CD pipelines

Job description

• Develop and maintain iOS applications using Swift (and occasionally Objective-C).
• Implement UI components following Apple Human Interface Guidelines.
• Integrate apps with RESTful APIs and third-party SDKs.
• Ensure app performance, responsiveness, and memory optimization.

Testing & Code Quality

• Write unit tests and participate in code reviews.
• Experience with XCTest, Fastlane, and automation tools (Senior).
• Conduct advanced code reviews and enforce coding standards (Senior).
• Collaborate with designers, backend developers, and QA teams in Agile/Scrum environments.
• Work closely with product managers and architects on technical strategy (Senior).
• Communicate technical concepts clearly to both technical and non-technical stakeholders.

Architecture & Advanced Development (Senior-Level Focus)

• Lead architecture and design decisions for complex iOS applications.
• Implement advanced patterns like MVVM, Clean Architecture, and modularization.
• Integrate advanced analytics, monitoring, and security measures.
• Contribute to CI/CD automation and DevOps practices for mobile.

Frameworks & Tools

• Strong proficiency in Swift and familiarity with UIKit, Auto Layout, and Storyboard.
• Experience with Core Data, Combine, or RxSwift.
• Deep expertise in SwiftUI and advanced frameworks (Senior).
• Strong knowledge of asynchronous programming, Combine, and Reactive frameworks (Senior).
• Knowledge of App Store submission process and TestFlight.
• Familiarity with version control (Git) and basic CI/CD.
• Experience with cloud integration (Firebase, AWS Amplify) and push notifications (Senior).
• Mentor junior and mid-level developers.
• Drive technical standards and best practices across teams.
• Provide guidance on performance tuning, memory management, and security.