Lead Mobile Engineer (Swift, Objective‑C, React Native)

Hồ Chí Minh City, Vietnam
(View all jobs)

Function:

DS Cloud & Data Engineering

Requisition ID:

1036476

Our Company

We’re Hitachi Digital Services, a global digital solutions and transformation business with a bold vision of our world’s potential. We’re people-centric and here to power good. Every day, we future-proof urban spaces, conserve natural resources, protect rainforests, and save lives. This is a world where innovation, technology, and deep expertise come together to take our company and customers from what’s now to what’s next. We make it happen through the power of acceleration.

Imagine the sheer breadth of talent it takes to bring a better tomorrow closer to today. We don’t expect you to ‘fit’ every requirement – your life experience, character, perspective, and passion for achieving great things in the world are equally as important to us.

The Role

Responsibilities:

Develop and maintain iOS/macOS applications using Swift and Objective‑C.
Build cross‑platform mobile apps with React Native (JavaScript/TypeScript).
Collaborate with designers and product teams to implement intuitive and user‑friendly UI/UX.
Integrate APIs, push notifications, and cloud services (Firebase, Azure, AWS).
Conduct unit tests, automation, and code reviews to ensure quality and reliability.
Ensure app performance, security, and scalability across platforms.
Write clean, testable, and maintainable code following industry best practices.
Reverse engineer existing applications and systems to analyze functionality, identify improvements, and produce clear design documentation.
Willingness to learn new technology

What you’ll bring

Your Skills and Experience:

Bachelor's degree in computer science or related field.

- At least 2 years of experience in iOS/MacOS development (Swift, Objective‑C, Xcode).
- At least 3 years of experience in React Native development.
- Strong proficiency in Swift, Objective‑C, JavaScript, and TypeScript
- Good communication in English (TOEIC ~700 and above)
- Good knowledge about OOP, Design patterns, MVP, MVVM, MVC, Clean Architecture.
- Read code to and write design document (Sequence Diagram, Class Diagram, UML..).
- Experience in writing Unit Tests.
- Experience in training other members.
- Excellent problem‑solving and communication skills.

About us

We’re a global, team of innovators. Together, we harness engineering excellence and passion to co-create meaningful solutions to complex challenges. We turn organizations into data-driven leaders that can make a positive impact on their industries and society. If you believe that innovation can bring a better tomorrow closer to today, this is the place for you.

#LI-NL1

Fostering innovation through diverse perspectives

Hitachi is a global company operating across a wide range of industries and regions. One of the things that sets Hitachi apart is the diversity of our business and people, which drives our innovation and growth.

We are committed to building an inclusive culture based on mutual respect and merit-based systems. We believe that when people feel valued, heard, and safe to express themselves, they do their best work.

How we look after you

We help take care of your today and tomorrow with industry-leading benefits, support, and services that look after your holistic health and wellbeing. We’re also champions of life balance and offer flexible arrangements that work for you (role and location dependent). We’re always looking for new ways of working that bring out our best, which leads to unexpected ideas. So here, you’ll experience a sense of belonging, and discover autonomy, freedom, and ownership as you work alongside talented people you enjoy sharing knowledge with.

We’re proud to say we’re an equal opportunity employer and welcome all applicants for employment without attention to race, colour, religion, sex, sexual orientation, gender identity, national origin, veteran, age, disability status or any other protected characteristic. Should you need reasonable accommodations during the recruitment process, please let us know so that we can do our best to set you up for success.