Senior iOS Engineer

Trust Bank; Singapore; On-site; SGD 180,000 - 240,000; Full time

Job summary

Trust Bank is seeking a Senior iOS Engineer in Singapore to lead a small team, define the iOS architecture, and drive secure, scalable mobile banking apps from concept to production. You will partner with product managers, designers, backend engineers, and security to deliver industry-leading digital banking experiences.

Applicants should have 8+ years in software engineering with 5+ years in iOS, strong Swift/UIKit/SwiftUI, and experience leading teams. Banking-domain experience is a plus.

Qualifications

• 8+ years of software engineering with at least 5+ years in iOS development.
• 2+ years of experience leading engineering teams.
• Strong proficiency in Swift, UIKit, SwiftUI, and Combine.
• Deep understanding of iOS architecture patterns (MVVM, Clean, Modular).
• Experience with RESTful APIs and backend services.
• Familiarity with CI/CD and DevOps practices.

Responsibilities

• Define and own the iOS architecture and technical roadmap.
• Lead a team to build secure, scalable mobile banking apps.
• Collaborate with Product, UX, Backend, and Security teams.
• Drive engineering excellence, testing, and performance.
• Ensure compliance with banking-grade security standards.

Skills

Swift

UIKit

SwiftUI

Combine

Async/Await

MVVM

Clean Architecture

Modular Architecture

REST APIs

CI/CD

Education

Bachelor's degree in Computer Science or related field

Tools

Xcode

Git

Cloud platforms (AWS, Azure, Google Cloud)

Job description

Trust is the first of a new breed of banks in Singapore – digitally native and focused on delivering a delightful customer experience. You will work in a fast-paced and collaborative environment to solve new and interesting challenges each day. Together with our Trust team, you will help shape the future of our bank.

As the Senior iOS Engineer , you will be responsible for leading a small team of iOS engineers to build and maintain secure, high-performance, and customer-focused mobile banking applications. You will define the technical vision for the iOS platform, drive engineering excellence, and ensure the delivery of scalable mobile solutions that meet regulatory, security, and business requirements.

You will work closely with Product Managers, UX Designers, Backend Engineers, Security teams, and Engineering Leadership to create industry-leading digital banking experiences.

Key Responsibilities

Technical Leadership

• Define and own the iOS mobile architecture and technical roadmap.
• Drive adoption of modern iOS development practices, frameworks, and design patterns.
• Lead the development of secure, scalable, and maintainable mobile applications.
• Establish coding standards, architecture guidelines, and engineering best practices.
• Conduct architecture reviews, code reviews, and technical design discussions.
• Drive continuous improvement of mobile performance, quality, and reliability.

Team Leadership & People Management

Mentor and develop a high-performing team of iOS engineers.

• Set clear goals, provide regular feedback, and support career development.
• Foster a strong engineering culture focused on innovation, collaboration, and accountability.
• Support hiring, onboarding, and retention of top engineering talent.
• Lead technical decision-making and resolve complex engineering challenges.

Product Delivery

• Partner with Product Managers and Designers to translate business requirements into technical solutions.
• Drive end-to-end delivery of mobile features from concept through production release.
• Ensure timely delivery of roadmap commitments while maintaining engineering quality.
• Balance customer experience, technical debt, scalability, and delivery priorities.

Security & Compliance

• Ensure adherence to banking-grade security standards and regulatory requirements.
• Implement secure coding practices and mobile application security controls.
• Work closely with cybersecurity teams to address vulnerabilities and risks.
• Support audits, penetration testing, and compliance initiatives.

Engineering Excellence

• Improve CI/CD pipelines, testing automation, and release processes.
• Define and monitor application performance and operational metrics.
• Establish observability, monitoring, and incident management practices.
• Drive a culture of quality through automated testing and continuous integration.

Required Qualifications

8+ years of software engineering experience with at least 5+ years in iOS development.

• 2+ years of experience leading engineering teams.
• Strong proficiency in Swift and modern iOS development frameworks.
• Deep understanding of UIKit, SwiftUI, Combine, Concurrency (Async/Await), and iOS platform capabilities.
• Strong knowledge of mobile application architecture patterns including MVVM, Clean Architecture, and Modular Architecture.
• Experience designing and integrating RESTful APIs and backend services.
• Strong understanding of software design principles, testing strategies, and performance optimization.
• Experience with CI/CD pipelines and modern DevOps practices.

Excellent stakeholder management and communication skills.

• Bachelor’s degree in Computer Science, Software Engineering, or related field.

Preferred Qualifications

• Experience in banking, fintech, payments, digital wallets, or regulated industries.

• Experience building mission-critical, high-availability mobile applications.

• Familiarity with Open Banking APIs and financial services ecosystems.

• Knowledge of mobile security standards including:

  • OAuth 2.0
  • OpenID Connect
  • Certificate Pinning
  • Device Binding
  • Biometric Authentication
  • Secure Keychain Storage

• Experience with cloud platforms such as AWS, Azure, or Google Cloud.

• Experience managing distributed or geographically diverse engineering teams

If you apply for a job with Trust or submit any personal information in connection with a possible job opportunity, you agree to our privacy notice for job applicants.

Come as you are!

Trust is an inclusive and open-minded workplace. If you are good at what you do and care about doing a good job, that’s what we focus and want from you. So come as you are.

Trust is an equal opportunity employer. We prohibit discrimination and harassment of any kind. We are committed to the principle of equal employment opportunity for all employees and to providing employees with a work environment free of discrimination and harassment.All employment decisions at Trust are based on business needs, job requirements and individual qualifications, without regard to age, gender, physical ability, race, religion or belief, family or parental status, sexuality, or any other status protected by laws or regulations. We will not tolerate discrimination or harassment based on any of these characteristics. We encourage applicants of all ages.