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Mobile Applications Development Jobs in Ontario (NOW HIRING)

Staff Frontend Engineer

Toronto, ON · On-site

CA$160K - CA$250K/yr

Experience with Rust, mobile development (React Native), or telecom-related apps. Benefits ... reviewing applications, analyzing resumes, or assessing responses and identifying potential ...

Full Stack Software Engineer

Waterloo, ON · Hybrid

CA$100K - CA$140K/yr

Mobile Application Development: * Design and develop hybrid mobile applications using Ionic for Android and iOS platforms. * Enhance mobile app functionality with new features while ensuring cross ...

Senior Software Engineer

Toronto, ON · On-site

CA$107K - CA$157K/yr

Help improve development workflows, tooling, and processes to make the team more effective ... Experience building mobile applications with React Native for iOS and Android * Comfortable working ...

Mobile Developer (Entry Level)

Toronto, ON · Hybrid

CA$85K - CA$95K/yr

... assist in the development of consumer and enterprise applications. This role is ideal for ... Basic knowledge of core mobile principles (UI implementation, iOS and/or Android application ...

... APIs for mobile applications built on React Native. The ideal candidate should have strong ... development. • Strong proficiency in Node.js, Express.js, and JavaScript/TypeScript. • ...

Feature development to expand the functionality of mobile applications * Providing technology and application development expertise - Lead analysis, design, coding, testing, tracking and deployment

Create wireframes, prototypes, and high-fidelity designs for web and mobile applications. * Apply ... our software development lifecycle. This role blends user research, interaction design, and ...

... and mobile applications. * Adept with Agile scrum methodologies. * Understanding of the software development lifecycle, quality assurance methods and testing principles. * Strong experience in ...

Showing results 21-40

Mobile Applications Development information

What is mobile applications development?

Mobile applications development is the process of creating software applications that run on mobile devices, such as smartphones and tablets. These apps are typically designed for operating systems like Android or iOS. The development process includes designing the user interface, writing code, testing, and deploying the app to app stores. Developers often use programming languages like Java, Kotlin, Swift, or frameworks such as React Native to build these applications.

What are the key skills and qualifications needed to thrive as a mobile applications developer?

To thrive as a Mobile Applications Developer, you need strong programming skills in languages such as Java, Kotlin, Swift, or Dart, along with a degree in computer science or related field. Familiarity with development frameworks (like Android Studio or Xcode), version control systems (such as Git), and mobile UI/UX guidelines is crucial. Creativity, problem-solving, and effective communication help developers collaborate and adapt to rapidly changing requirements. These skills ensure the delivery of high-quality, user-friendly apps that meet business and customer needs in a competitive market.

What are some common challenges faced by mobile applications developers when working on cross-platform projects?

Mobile applications developers working on cross-platform projects often encounter challenges such as maintaining consistent user experiences across different devices and operating systems. Ensuring compatibility and optimal performance can be difficult due to variations in hardware, screen sizes, and OS-specific features. Additionally, integrating native device functionalities and keeping up with frequent updates to platforms like iOS and Android require continuous learning and adaptation. Collaboration with designers, QA testers, and backend teams is essential to address these complexities effectively.

What is the difference between Mobile Applications Development vs Web Development?

AspectMobile Applications DevelopmentWeb Development
Required SkillsProgramming languages like Java, Swift, Kotlin; mobile SDKsHTML, CSS, JavaScript; frameworks like React, Angular
Work EnvironmentMobile devices, emulators, app storesWeb browsers, servers, cloud platforms
CertificationsAndroid Developer, iOS DeveloperCertified Web Developer, Front-End/Back-End certifications
Industry UsageApp stores, mobile-first companiesBusiness websites, e-commerce, SaaS platforms

Mobile Applications Development focuses on creating apps for smartphones and tablets, requiring knowledge of mobile-specific languages and SDKs. Web Development involves building websites and web applications accessible via browsers, using different programming languages and frameworks. While both fields require coding skills, their tools, environments, and deployment methods differ significantly.

Are mobile applications developers still in demand?

Yes, mobile applications developers are in high demand due to the continued growth of smartphone usage and app-based services. Skills in programming languages like Swift and Kotlin, along with experience in app design and development, are highly sought after across various industries.

How do I become a mobile applications developer?

To become a mobile applications developer, you should learn programming languages such as Java, Swift, or Kotlin, and gain experience with mobile development frameworks like Android Studio or Xcode. Building a portfolio of apps, understanding user interface design, and obtaining relevant certifications can also improve job prospects in this field.

How to get a job in mobile applications development?

To get a job in mobile applications development, build a strong portfolio of apps, learn programming languages like Java, Kotlin, Swift, or React Native, and gain experience through internships or personal projects. Earning relevant certifications and staying updated with industry trends can also improve employability.

What does a mobile applications developer do?

A mobile applications developer designs, builds, tests, and maintains software applications for mobile devices such as smartphones and tablets. They use programming languages like Java, Swift, or Kotlin and often work with development tools and frameworks to create user-friendly and efficient apps for platforms like iOS and Android.

What are the most commonly searched types of Applications Development jobs in Ontario?

The most popular types of Applications Development jobs in Ontario are:

What are popular job titles related to Mobile Applications Development jobs in Ontario?

For Mobile Applications Development jobs in Ontario, the most frequently searched job titles are:

What cities in Ontario are hiring for Mobile Applications Development jobs?

Cities in Ontario with the most Mobile Applications Development job openings:

Infographic showing various Mobile Applications Development job openings in Ontario as of August 2026, with employment types broken down into 1% As Needed, 80% Full Time, 16% Part Time, and 3% Contract. Highlights an 86% Physical, 3% Hybrid, and 11% Remote job distribution.

Staff Frontend Engineer

US Mobile

Toronto, ON • On-site

CA$160K - CA$250K/yr

Full-time

Medical, Dental, Vision

Re-posted 23 days ago


Job description

US Mobile is building the future of wireless communication. The goal: one unified network open to any person and any device, worldwide. Connection without walls.
We're getting there by empowering customers. All three major networks on one phone and one plan, plus home internet from Starlink. No lock-in. No commitments. Custom fit plans at every price point. 24/7 customer support with real people, empowered to help. We get real-time feedback from Reddit, surveys, and customer support informing product roadmaps and everything we do. It's working - Consumer Reports named us the top-rated mobile carrier two years in a row.*

And we're building innovative systems that scale. A network agnostic tech stack. Agile, cross-functional teams built on trust and mutual respect. This work isn't for everyone. If you work fast, flexibly, and collaboratively - without compromising standards - we want to hear from you.

The Opportunity
 
We're looking for a Staff Front-End Engineer to join our growing engineering team as we scale from 14 to 24 developers. This is a high-impact, high-ownership role where you'll architect and build fast, accessible, and elegant web and mobile applications used by nearly 1 million subscribers across Verizon, AT&T, and T-Mobile. Our challenges are both technical and strategic.
What you'll do:
  • Build a state-driven UI that adapts seamlessly to network-specific quirks.
  • Support legacy and new plans simultaneously.
  • Create elegant, highly accessible (a11y-first) interfaces that work across platforms.
  • Work on mission-critical projects, like our next-gen agentic AI chatbot that's redefining how customers interact with mobile support such as: Customer centric interface enabling total control over your phone lines, a next generation dashboard to monitor your usages and create an e-commerce expereince that's unmatched in Telco!!
  • Lead and contribute to building modern front-end features using React, TypeScript, and CSS.
  • Design and build UI components for both web and React Native applications.
  • Architect scalable systems to support millions of user interactions across different networks.
  • Champion accessibility (a11y) and performance as first-class concerns.
  • Collaborate closely with backend, product, and design teams to drive elegant, data-informed solutions.
  • Work with emerging technologies like Rust where performance or architecture demands.
  • Drive and mentor a high-autonomy, high-impact engineering culture.
Qualifications:
  • 8+ years of front-end engineering experience building production-grade UIs.
  • Proficiency in TypeScript, React, and CSS-in-JS or equivalent styling approaches.
  • Experience with state management and data fetching libraries (e.g., Tanstack Query, Redux, Zustand).
  • A strong eye for UX/UI detail, accessibility, and responsive design.
  • Comfort dealing with complexity: legacy code, varied device support, and cross-platform consistency.
  • A self-starter who can define and deliver high-leverage solutions with minimal oversight.
  • Bonus: Experience with Rust, mobile development (React Native), or telecom-related apps.
Benefits:
  • Competitive Salary
  • Gym reimbursement
  • Commute reimbursement
  • Flexible working hours
  • Subsidized health benefits (Medical, Dental, Vision)
  • Professional development stipend
  • Flexible time off
$160,000 - $250,000 a year
Think you're a great fit? Apply to learn more!
We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses and identifying potential inconsistencies or verification signals in application materials based on available information. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.
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