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Added 2 months ago
M
Senior Software Engineer
Mastercard
Vancouver, BC
- Full-time
Senior Software EngineerJob Description Summary
Added 2 months ago
GD
Co-op Winter 2027 – System of Systems Integration, Verification and Validation – 4-8 months
General Dynamics Missions System International
Ottawa, ON
- Internship
Execute verification and validation tasks according to established procedures and under guidance from senior engineers.
Added 2 months ago
M
Senior Backend Developer
Modaxo
Montreal, QC
- Full-time
The Senior Developer will work with Product and R&D leaders to translate business requirements into technical solutions and ensure the technical feasibility of new features. They will…
Added 3 months ago
Senior Agentic Software Engineer
Lantern
Edmonton, AB
As a Senior Software Modernization Engineer, you'll work directly with enterprise software engineering organizations to help modernize applications, improve developer productivity,…
Added 4 months ago
M
Senior Test Automation Developer
MNP
Calgary, Alberta
- Full-time
Make an impact with our Technology - Development team as a Senior Test Automation Developer. This diverse team of tech-savvy builders and problem solvers embraces digital transformation,…
Added 2 months ago
OT
Principal IT Software Developer
Open Text Corporation
Waterloo, ON
- Other
The Principal Developer, IT – System Integrations is a senior technical leader responsible for the design, development, and evolution of enterprise integration solutions across complex,…
Added 4 months ago
C
Principal Software Developer – Data Architect
Caseware
Toronto, Ontario
- Full-time
We are seeking a Principal Software Developer – Data Architect to drive the technical vision and architectural
Added 4 months ago
HB
Senior Software Engineer - Java
Haventree Bank
Toronto, ON
- Full-time
Haventree is looking for a strong senior software back-end engineer to join our fast-growing team, where you will work on designing and building APIs that power our customer-facing…
Added 4 months ago
IL
Senior Software Quality Engineer
Invesco Ltd.
Charlottetown, Prince Edward Island
- $100,000 to $110,000 CAD / year
- Full-time
The Senior Software Quality Engineer leads the design, execution, and oversight of complex test strategies to ensure the delivery of high quality, reliable software products for Invesco’s…
Added 4 months ago
U
Tech Lead, Software Development
Univeris
Toronto, Ontario
- $100,000 to $130,000 CAD / year
- Full-time
At Univeris, a Software Development Technical Team Lead is a hands-on senior software engineer and people manager, accountable for the technical design, development, quality of…
Added 4 months ago
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Senior Full Stack Developers
FCC / FAC
Regina, Saskatchewan · Alberta · British Columbia · Newfoundland and Labrador · Saskatchewan · Agriculture Place
- Full-time
…that support FCC’s internal platforms, lending systems and developer tooling. You’ll provide technical leadership, solve complex problems and help teams deliver reliable, efficient…
Added 4 months ago
Développeur·euse logiciel front-end senior // Senior frontend software developer
Plusgrade
Montreal, Quebec
…applications using React in an Agile environment. You will lead technical architecture discussions in front of a whiteboard, reduce system complexity, and communicate technical concepts…
Added 2 months ago
TI
Software Developer - Android (Canada)
TextNow, Inc.
Waterloo, ON
- $200,400 to $248,000 CAD / year
As a Software Developer on Android, you’ll own the systems, architecture, and tooling behind apps used by millions - operating strategically across mobile, backend, and data, and diving…
Added 5 months ago
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Senior Software Engineer - Professional Services
Trackunit
London, Ontario
- Full-time
…the kind of high-quality engineering that makes Trackunit’s developer experience a genuine competitive advantage for our…
Added 5 months ago
PG
Lead Full Stack Developer
Publicis Groupe Holdings B.V
Toronto, Ontario
- $130,000 to $150,000 CAD / year
- Full-time
Saatchi & Saatchi is seeking a Lead Full Stack Developer for an innovative AI platform initiative.You have 8+ years building production software systems and at least a few years leading or…
Added 2 months ago
CO
Staff Software Engineer - Capital One Travel Tech - Full-stack
Capital One
Toronto, ON
- $172,960 to $197,400 CAD / year
- Full-time
Act as a tech lead developer owning technical design and development of cross-functional, multi-platform, fault tolerant application systems
Added 5 months ago
M
Principal Software Engineer - Distributed Systems
Microsoft
Vancouver, British Columbia
- $142,400 to $257,500 CAD / year
- Full-time
Collaborates with appropriate stakeholders (e.g., project manager, technical lead) to align on user requirements for a scenario. Leverages a variety of feedback channels to incorporate…
Added 5 months ago
S
Technical Support Engineer
Sentry
Remote, Canada
- $100,000 to $125,000 CAD / year
- Full-time
- Remote
…GitHub, Discord, and our internal systems, while acting as the Technical Lead for our Agentic Ops. You ensure that when a developer asks a complex question, our systems have the right…
Added 5 months ago
TA
Senior Software Engineer
Treasure AI
Vancouver, BC
- $132,500 to $171,000 CAD / year
- Full-time
As a Senior Software Engineer on the Realtime/Personalization team, you will be a core technical contributor building Treasure AI's AI-native Personalization Studio and RT2.0 engine.…
Added 2 months ago
RR
Principal Android Engineer
Rakuten Rewards
Toronto, ON · CN-Yonge Sheppard Center
- Full-time
We are seeking a visionary Principal Android Engineer to lead the evolution of our client application architecture and platform capabilities. You’ll define and drive the technical direction…
Added 5 months ago
N
Senior Data Engineer
NimbleRx
Toronto, Ontario
- Full-time
As a Senior Data Engineer, you will own Nimble's data platform - the layer that every other team builds on to understand the business, ship product features, and meet our compliance…
Added 5 months ago
Tech Lead
LauraMac, LLC
Quinte West, Ontario
…with scalable, secure, and high-performing software. As a Tech Lead, you’ll play a dual role - acting as both a hands-on engineer and a technical leader for a Scrum team composed of 5…
Added 5 months ago
Senior Staff Developer, DevOps
Benevity
Calgary, Alberta
Benevity is on a dynamic growth trajectory, where embracing change is part of our DNA. We're on the lookout for a Senior Software Developer who thrives in a fast-paced environment and…
Added 5 months ago
Senior Staff Developer, DevOps
Benevity
Toronto, Ontario
Benevity is on a dynamic growth trajectory, where embracing change is part of our DNA. We're on the lookout for a Senior Software Developer who thrives in a fast-paced environment and…
Added 5 months ago
Senior Staff Developer, DevOps
Benevity
Vancouver, British Columbia
Benevity is on a dynamic growth trajectory, where embracing change is part of our DNA. We're on the lookout for a Senior Software Developer who thrives in a fast-paced environment and…

Rakuten Rewards

Principal Android Engineer

Toronto, ON, Canada
CN-Yonge Sheppard Center, Canada

Full-time

Apply on rakuten.wd1.myworkdayjobs.com About employer

Applications open in a new tab.

Job details

Job type: Full-time
Apply by: Nov 30, 2026
Experience: 15+ years of software engineering experience, including leadership roles.
Posting language: English
Posted: Sep 11, 2026

Original job description

Job Description:

Rakuten International is a division of Rakuten Group, Inc., a Japanese global technology leader in services that empower individuals, communities, businesses and society. Headquartered in San Mateo, California with more than 4,000 employees worldwide, the Rakuten International business portfolio includes market leaders in e-commerce, digital marketing, advertising, communications and entertainment. We create products and services that provide exceptional value by aligning members and the businesses that want to engage them in a shared community.

Rakuten is the most rewarding way to shop, giving millions of members Cash Back when they buy from their favorite brands. As a leading shopping platform, Rakuten partners with thousands of top brands across apparel, beauty and wellness, grocery, travel, on-demand services, subscriptions, and dining, helping members save on everyday purchases. Since 1999, Rakuten members have earned more than $4.6 billion in Cash Back, making it the largest Cash Back platform of its kind. Learn more at Rakuten.com.

Job Summary:

We are seeking a visionary Principal Android Engineer to lead the evolution of our client application architecture and platform capabilities. You’ll define and drive the technical direction for Android across core frameworks, dynamic rendering systems, and design system integrations that power scalable mobile experiences.

You will collaborate closely with product managers, designers, and engineering teams to deliver high-performance, accessible, and localized mobile applications. As a technical leader, you will shape reusable application frameworks, UI component systems, and SDK integrations that enable consistent and high-quality implementations across multiple client platforms.

This high-impact position influences architectural standards, mentor engineers, and champion best practices in performance, accessibility, localization, multi-region capabilities and platform scalability. If you are passionate about building foundational mobile platforms, enabling engineering excellence, and shaping the future of large-scale mobile applications, we want you on our team.

In this role, you will design, develop, and maintain software applications to meet user needs and business objectives. You will analyze requirements, write clean and efficient code, and collaborate with cross-functional teams to deliver scalable and user-friendly applications. Your role will involve debugging and improving existing applications, ensuring optimal performance, and integrating new features to enhance functionality. With a strong foundation in application development and problem-solving skills, you will contribute to creating innovative solutions that align with organizational goals.

Key Responsibilities:

Advises senior management of strategic opportunities and risks associated with emerging technologies and industry trends.
Applies advanced knowledge of software engineering principles to develop and implement solutions that meet complex business objectives.
Conducts advanced research and analysis to identify innovative approaches for improving system performance and scalability.
Consults on critical design and development decisions to ensure alignment with organizational strategy and compliance standards.
Devises robust architectures and frameworks that optimize application functionality and future scalability.
Leverage and guide adoption of modern AI and machine learning strategies, including generative AI and intelligent automation, to enhance developer productivity, optimize application capabilities, and drive innovation in mobile platform solutions.
Directs team to implement best practices and adhere to established standards for coding, testing, and deployment.
Define standards and best practices for API integration and client-service communication to ensure scalability, reliability, and maintainability across mobile platforms.
Drives cross-functional collaboration to ensure successful execution of high-priority projects.
Facilitates knowledge-sharing sessions to mentor less-experienced team members and advance organizational technical expertise.
Masters emerging technologies and adapts them to enhance the organization’s competitive position in the market.
Define and drive the long-term Android platform technical roadmap aligned with product strategy and business objectives.
Establish and participate in architecture governance and technical design review processes to ensure consistency, scalability, and adherence to engineering standards across client platforms.
Evaluate, pilot, and guide adoption of emerging technologies, frameworks, and tools that improve platform capabilities and developer productivity.
Identify, prioritize, and mitigate technical risks and architectural debt that could impact platform scalability, performance, and maintainability.
Drive improvements in developer experience (DX) through better tooling, automation, documentation, and reusable platform capabilities.

Qualifications:

To perform this job successfully, an individual must be able to perform each essential duty satisfactorily. The requirements listed below are representative of the knowledge, skill, and/or ability required. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions.

Expert in Android SDK, Android Studio, Kotlin, and Java.
Deep understanding of Android OS concepts, UI/UX and security best practices, and performance optimization.
Strong knowledge of architectural patterns such as MVVM, MVP, or Clean Architecture.
Experience with modularization, dependency injection (e.g., Dagger or Hilt), and reactive programming (e.g., RxJava, Coroutines).
Experience building large-scale, event-driven architectures using tools like Event Bus, LiveData, RxJava, or Coroutines/Flows
Expert with XML Views/Jetpack Compose.
Strong background in Agile methodologies, continuous improvement, and process automation.
Experience in coordinating with cross-functional teams to drive process improvements and ensure product quality.
Expertise in writing robust, maintainable, and testable code. Experience with code reviews, debugging, unit testing (using frameworks like JUnit, Robolectric), and UI testing (using Espresso).
Experience with global app deployments, feature flags, A/B testing, analytics and working in a monorepo environment
Portfolio of published applications on GitHub and/or the Play Store.
Experience leveraging AI tools and technologies to optimize or redesign engineering workflows, delivering measurable improvements in efficiency, quality, or productivity.
Familiarity with responsible and ethical AI practices, including risk assessment, bias mitigation, and ensuring quality, transparency, and accuracy in AI-assisted solutions.
Commitment to continuous AI skill development, including experience with prompt and context engineering, AI-assisted development workflows, or agent-based systems, and staying current with emerging AI technologies.
Strong problem-solving and communication skills.
Experience with Design Systems.
Knowledge of emerging technologies in mobile development is a plus.

Minimum Requirements:

Bachelor’s or Master’s degree in Computer Science, Software Engineering, or a related field.
Solid written and verbal communication skills.
15+ years of software engineering experience, including leadership roles.

Five Principles for Success
Our worldwide practices describe specific behaviors that make Rakuten unique and united across the world. We expect Rakuten employees to model these 5 Shugi Principles of Success.

Always improve, Always Advance - Only be satisfied with complete success - Kaizen
Passionately Professional - Take an uncompromising approach to your work and be determined to be the best
Hypothesize - Practice - Validate – Shikumika - Use the Rakuten Cycle to succeed in unknown territory
Maximize Customer Satisfaction - The greatest satisfaction for our teams is seeing their customers smile
Speed!! Speed!! Speed!! - Always be conscious of time - take charge, set clear goals, and engage your team

Rakuten provides equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type. Rakuten considers applicants for employment without regard to race, color, religion, age, sex, national origin, disability status, genetic information, protected veteran status, sexual orientation, gender, gender identity or expression, or any other characteristic protected by federal, state, provincial or local laws.

Apply on rakuten.wd1.myworkdayjobs.com About employer

More about this job

Responsibilities

Lead the technical direction and architecture of the Android platform, focusing on scalable frameworks and design system integrations. Collaborate with cross-functional teams to drive the long-term technical roadmap and mentor engineers in best practices.

Requirements

Requires over 15 years of experience and a Master's degree, with expert-level proficiency in Android SDK, Kotlin, and Java. Candidates must have a strong background in architectural patterns, AI-assisted development, and large-scale mobile application deployment.

Skills

Android SDK
Kotlin
Java
Jetpack Compose
MVVM
Dagger
Hilt
Coroutines
RxJava
Unit Testing
UI Testing
Agile
Design Systems
AI Tools
API Integration
Modularization

Visa sponsorship

Not detected in the job text

Keywords

Android SDK
Android Studio
Kotlin
Java
MVVM
MVP
Clean Architecture
Dagger
Hilt
RxJava
Coroutines
Flows
Jetpack Compose
XML Views
JUnit
Robolectric
Espresso
Agile
Monorepo
A/B Testing
Generative AI
Prompt Engineering
AWS
Azure
DevOps
Cloud Computing
Design Systems
API Integration
Mobile Platform
SDK

Seniority

Senior

Tools

Android Studio
Jetpack Compose
Dagger
Hilt
RxJava
JUnit
Robolectric
Espresso
GitHub

Languages

English

Fields of study

Computer Science
Software Engineering

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Jobs in Canada