5,807+ Java React Developer React Jobs in Mississauga, Canada — Local Employers Hiring June 2026

Professional job seekers finding Canada jobs through Expertini
750,000+ professionals on Expertini 750,000+ Candidates
Join our global community
Expertini Penguin Mascot Resume Score™
Resume Score™ Instantly
Upload Your CV
Quick 30-second process

Apply Today & Jumpstart Your Career on Expertini, Trusted Since 2008.

Reset

Create Job Alert

 
   
Reset

Lead Java Platform Engineer (Payments Processing) Senior Vice President

Discover your future at the company Working at the company is far more than just a job. A career with us means joining a team of more than 230,000 dedicated people from around the globe. At the company, you’ll have the opportunity to grow your career, give back to your community and make a real imp ...

Remote Mobile & Backend Engineer – Security & Cloud

A technology company is seeking experienced Mobile Application Developers to design and develop mobile applications and backend services. The ideal candidate has over 5 years of backend development and at least 3 years of front-end experience, particularly in React. Responsibilities include building APIs and tro ...

WordPress Technical Lead Remote Architect & Mentor

A leading design and development agency is seeking a WordPress Technical Lead to guide technical execution across projects. This remote position requires 8+ years of experience in WordPress, strong leadership skills, and proficiency in JavaScript and React. Candidates should possess a Bachelor's or Master's degr ...

Python and Kubernetes Software Engineer Data, AI/ML & Analytics

Python and Kubernetes Software Engineer - Data, AI/ML & Analytics Join to apply for the Python and Kubernetes Software Engineer - Data, AI/ML & Analytics role at Canonical Python and Kubernetes Software Engineer - Data, AI/ML & Analytics 4 months ag ...

Know Your Customer Java Full Stack Developer – Assistant Vice President

The Java Full Stack Developer is a senior level position responsible for establishing and implementing new or revised application systems and programs in coordination with the Technology team. The overall objective of this role is to lead applications systems analysis and programming activities. **Respo ...

Innovative Senior Java Developer in Hybrid Environment with Agile Focus

Unlock potential in your career as a Senior Java Developer in a hybrid role. Utilize your Java, Spring Boot, and microservices skills to build innovative applications that meet customer needs efficiently.This dynamic position requires participation in Agile-driven system development lifecycle. You will imple ...

Know Your Customer Java Full Stack Developer – Assistant Vice President

The Java Full Stack Developer is a senior level position responsible for establishing and implementing new or revised application systems and programs in coordination with the Technology team. The overall objective of this role is to lead applications systems analysis and programming activities. Re ...

Expert Senior Java Developer Specializing in System Design and Mentorship

Accelerate your impact as a Senior Java Developer, collaborating within a global team to craft robust technical solutions. Leverage your experience with Java and Spring Boot to mentor colleagues and improve system architectures.You’ll bring over 6 years of experience in application development, focusing on J ...

Know Your Customer Java Full Stack Developer – Assistant Vice President

The Java Full Stack Developer is a senior level position responsible for establishing and implementing new or revised application systems and programs in coordination with the Technology team. The overall objective of this role is to lead applications systems analysis and programming activities. R ...

Know Your Customer Java Full Stack Developer – Assistant Vice President

The Java Full Stack Developer is a senior level position responsible for establishing and implementing new or revised application systems and programs in coordination with the Technology team. The overall objective of this role is to lead applications systems analysis and programming activities. Re ...

Know Your Customer Java Full Stack Developer – Assistant Vice President

The Java Full Stack Developer is a senior level position responsible for establishing and implementing new or revised application systems and programs in coordination with the Technology team. The overall objective of this role is to lead applications systems analysis and programming activities. R ...

Expert Senior Java Developer Specializing in System Design and Mentorship

Accelerate your impact as a Senior Java Developer, collaborating within a global team to craft robust technical solutions. Leverage your experience with Java and Spring Boot to mentor colleagues and improve system architectures.You’ll bring over 6 years of experience in application development, focusing on J ...

Innovative Senior Java Developer in Hybrid Environment with Agile Focus

Unlock potential in your career as a Senior Java Developer in a hybrid role. Utilize your Java, Spring Boot, and microservices skills to build innovative applications that meet customer needs efficiently.This dynamic position requires participation in Agile-driven system development lifecycle. You will imple ...

Expert Senior Java Developer Specializing in System Design and Mentorship

Accelerate your impact as a Senior Java Developer, collaborating within a global team to craft robust technical solutions. Leverage your experience with Java and Spring Boot to mentor colleagues and improve system architectures.You’ll bring over 6 years of experience in application development, focusin ...

Know Your Customer Java Full Stack Developer – Assistant Vice President

The Java Full Stack Developer is a senior level position responsible for establishing and implementing new or revised application systems and programs in coordination with the Technology team. The overall objective of this role is to lead applications systems analysis and programming activities. Responsibilities ...

Innovative Senior Java Developer in Hybrid Environment with Agile Focus

Unlock potential in your career as a Senior Java Developer in a hybrid role. Utilize your Java, Spring Boot, and microservices skills to build innovative applications that meet customer needs efficiently.This dynamic position requires participation in Agile-driven system development lifecycle. You will ...

Know Your Customer Java Full Stack Developer – Assistant Vice President

The Java Full Stack Developer is a senior level position responsible for establishing and implementing new or revised application systems and programs in coordination with the Technology team. The overall objective of this role is to lead applications systems analysis and programming activities. R ...

Expert Senior Java Developer Specializing in System Design and Mentorship

Accelerate your impact as a Senior Java Developer, collaborating within a global team to craft robust technical solutions. Leverage your experience with Java and Spring Boot to mentor colleagues and improve system architectures.You’ll bring over 6 years of experience in application development, focusing on J ...

Know Your Customer Java Full Stack Developer – Assistant Vice President

The Java Full Stack Developer is a senior level position responsible for establishing and implementing new or revised application systems and programs in coordination with the Technology team. The overall objective of this role is to lead applications systems analysis and programming activities. Re ...

Senior Fullstack Engineer Growth Platforms (Remote)

A leading fintech company in Toronto is seeking a Software Engineer with significant experience in mobile app development, particularly with React Native. The role involves owning quarterly goals, collaborating throughout the product lifecycle, and proactively identifying issues. The ideal candidate has over 4 y ...

Senior .NET Full Stack Engineer — FinTech, Remote

A dynamic FinTech startup is looking for two Full Stack Senior Software Engineers to join their teams. You will develop secure and scalable software solutions for their digital banking platform. The ideal candidate has experience in enterprise-level software development, particularly with C# and .NET Core, and f ...

Senior Frontend Engineer: Vue.js Expert, Remote

A leading development platform company is seeking a Senior Frontend Engineer to lead the development of features for their AI discovery platform. You will mentor engineers, make architectural decisions, and collaborate with cross-functional teams to enhance user interfaces. The ideal candidate has strong experti ...

Senior Fullstack Engineer Growth Platforms (Remote)

A financial technology company is seeking a lead software engineer to oversee mobile initiatives and enhance consumer engagement. Responsibilities include setting quarterly goals, collaborating across teams, and addressing technical challenges. The ideal candidate has over 4 years of experience, is proficient in ...

Remote Full Stack Tech Lead Build Scalable Backends

A digital product company is seeking a Lead Engineer to oversee technical development and architect scalable systems. Candidates should have over 7 years of professional engineering experience, expertise in Go and Python, and a strong command of React and TypeScript. This remote role emphasizes collaboration, te ...

Remote Senior Full Stack Engineer Scale SaaS with AI

A leading technology firm in Vancouver is seeking a Senior Full Stack Software Engineer to tackle SaaS development challenges. This role involves designing and maintaining full stack features using Python/Django and TypeScript/React. Candidates should have 5+ years of experience and a strong background in AI & M ...

Staff AI Platform Engineer Marketing Growth

A leading proptech company in Canada is seeking a Staff Software Engineer to lead AI-driven product development. You will shape platform architecture, build systems for self-serve advertising, and design data models that enhance performance visibility. Ideal candidates have over 8 years of experience and strong ...

WordPress Engineer (CAD Remote)

Base Pay Range CA$66,100.00/yr - CA$81,439.00/yr About the Role As a WordPress Engineer at Kanopi Studios, you will build, maintain, and enhance WordPress websites that help our clients achieve their goals. You will collaborate closely with project managers, technical leads, des ...

WordPress Engineer (CAD Remote)

Base Pay Range CA$66,100.00/yr - CA$81,439.00/yr About the Role As a WordPress Engineer at Kanopi Studios, you will build, maintain, and enhance WordPress websites that help our clients achieve their goals. You will collaborate closely with project managers, technical leads, des ...

Senior Software Engineer, Fullstack (Consumer Engineering)

Affirm is reinventing credit to make it more honest and friendly, giving consumers the flexibility to buy now and pay later without any hidden fees or compounding interest.Consumer Growth Experience Engineering (CGX) builds the platforms and end-to-end experiences that power Affirm’s consumer growth acros ...

Senior Software Engineer – Customer Success (Full‑Stack)

A leading SaaS company in Canada is seeking a Senior Software Engineer to enhance core services and lead development. Join a high-energy team to build robust, scalable solutions using Node.js, TypeScript, MongoDB, and React. The role involves technical leadership, customer advocacy, and product collaboration, re ...

Senior Fullstack Engineer Remote Growth Consumer Experience

A leading fintech company in Canada seeks a Software Engineer to drive mobile and backend initiatives. You will lead a team to achieve quarterly goals, collaborate in the product lifecycle, and tackle technical challenges. Ideal candidates have 4+ years of experience, proficient in JavaScript and React Native, a ...

Senior Fullstack Engineer, Growth & Consumer Experience

A leading fintech company is looking for an experienced Software Engineer to drive mobile and backend initiatives. In this role, you will lead a team to achieve quarterly goals, support product development, and ensure high reliability in production environments. Ideal candidates will have over 4 years of softwar ...

Remote Senior Frontend Engineer — Data Visualization

A leading technology company is seeking a Senior Software Engineer to empower users in exploring and analyzing large visual datasets. In this remote role, you will develop and scale functionalities in both open source and enterprise versions of the platform. The ideal candidate has over 7 years of software engin ...

Senior Fullstack Engineer Remote Growth Consumer Experience

A financial technology company is seeking an experienced software engineer in Halifax to lead mobile engineering initiatives using React Native and native technologies. The role involves collaborating with product teams, ensuring high reliability in production environments, and developing backend systems at scal ...

Senior Software Engineer — Lead Scalable Platform

A rapidly growing tech startup in Canada is seeking a Senior Software Engineer to lead complex technical initiatives and mentor junior engineers. The role requires full-stack development experience and leadership in project delivery, with a focus on building a reliable platform. Ideal candidates will have over 5 ...

Senior Fullstack Engineer Growth Platforms (Remote)

A financial technology company in Canada is seeking an experienced Software Engineer to lead mobile initiatives and collaborate with cross-functional teams. The role offers the opportunity to shape consumer experiences through technical expertise in React Native, JavaScript, and backend systems. With 4+ years of ...

RQ09203 Sr. Solution Architect GIS Delivery Platform (GIS, Data Marts, Data Lakes, Data Mod[...]

Overview Peterborough, ON / Toronto Remote Contract (9 months) A Senior Solution Architect is needed to support Enterprise Architecture artifact creation for five projects within the Geospatial Ontario IT Program. Responsibilities GIS Delivery Platform ...

Remote Senior Fullstack Engineer Consumer Growth

A technology company in Canada is looking for a Software Engineer to lead mobile initiatives using React Native and ensure successful product launches. You'll own quarterly goals, collaborate with cross-functional teams, and troubleshoot technical issues. Ideal candidates should have 4+ years of experience in so ...

Senior Front End Engineer — Remote, AI Driven Growth

A leading loyalty platform company based in Canada is seeking a Senior Full Stack Engineer. This remote, full-time role involves both front-end and back-end development across a modern tech stack, including Ruby on Rails and React. You will design and maintain shopper-facing applications and merchant tools, ensu ...

Senior Platform Engineer Remote, Scale & Reliability

A leading EdTech company in Canada is seeking a Senior Platform Engineer to enhance system reliability and performance while contributing to impactful software solutions. The role involves making technical decisions, leading system evolution, and mentoring peers. Candidates should have a Bachelor's degree in Com ...

Solutions Engineer, Retail Media Architect

A leading retail media organization is looking for a Solutions Engineer in North America. The ideal candidate will ensure robust technical solutions and client success in the retail media landscape. Responsibilities include configuring demo environments, leading software demonstrations, and partnering with sales ...

Remote Full Stack AI Engineer (Contract)

A leading AI solutions company is seeking a Software Engineer to join their remote team. This role involves designing scalable web applications using React/TypeScript and Python, leveraging LLM-based coding tools to accelerate development, and building robust APIs. Candidates should have over 3 years of experien ...

Design Engineer Front End for VR/Web Experience

A leading game development company in Canada is looking for a Design Engineer to craft and build responsive user interfaces for their social VR platform. This is a full-time role focusing on creating end-to-end features and a design system, suitable for candidates with 3–6+ years of experience in web products an ...

Developer GIS

the company is looking for an innovative and enthusiastic Software Developer to join our GIS & Data Integration (GDI) team. The GDI team is responsible for delivering high-performance and intuitive applications to integrate various Geographic Information System (GIS), Customer Information System (CIS), and ...

Developer GIS

the company is looking for an innovative and enthusiastic Software Developer to join our GIS & Data Integration (GDI) team. The GDI team is responsible for delivering high-performance and intuitive applications to integrate various Geographic Information System (GIS), Customer Information System (CIS), and Indus ...

Developer GIS

the company is looking for an innovative and enthusiastic Software Developer to join our GIS & Data Integration (GDI) team. The GDI team is responsible for delivering high-performance and intuitive applications to integrate various Geographic Information System (GIS), Customer Information System (CIS), and ...

Senior Fullstack Engineer Remote Growth Consumer Experience

A leading financial services company is seeking an experienced software engineer to lead mobile initiatives and drive consumer growth. Responsibilities include collaborating with product management, identifying and solving project issues, and fostering a culture of quality and ownership. The ideal candidate has ...

Senior UX Designer: B2B SaaS, Remote

A leading real estate software firm seeks a fully remote Senior UX Designer to lead the redesign of their B2B contracting platform. This role is critical in simplifying complex workflows and advocating for user needs through research and design. The ideal candidate has 5+ years of experience in product design an ...

Citi's Senior Application Developer Role

Step into a vital role as a Senior Application Developer at Citi, focusing on the innovative design of high-performance Java applications in capital markets. Your leadership will be key to project success.Citi is looking for a Senior Application Developer to spearhead the Inventory Management Applicati ...

🚀 Boost Your Hiring Chances with Our AI-Powered Tool-Kit

Stand out from thousands of applicants. Use our proven career tools to optimize your applications and land your dream job faster.

To-Do Planner

Organize your job search and personal tasks. All data is confidential.

Open Planner

Wellbeing Center

Access your confidential wellness report and resources to manage job search stress.

Check Wellbeing

Skill Coach

Plan your skill development with O*NET support to stay competitive in your field.

Start Coaching

Outfit Helper

Get AI-powered suggestions on what to wear for your next interview.

Find Outfit

Income Tax Calculator

Plan your finances with our calculator, updated for 2025 tax regulations.

Calculate Tax

Salary Benchmark

Get accurate, AI-supported salary trends to know your worth and negotiate better.

Check Salaries

Interview Practice

Practice for any interview with AI-enabled Q&A sessions. All data is private.

Start Practicing

Interview Predictor

Use our AI-supported tool to predict potential interview questions based on your resume.

Predict Questions

Interview Practice Timer

Use our mock interview trainer to perfect your answers under timed conditions.

Start Timer

Behavioral Mastery

Ace tricky behavioral interviews with our AI-powered practice module.

Master Answers

Question Journal

Confidentially record interview questions you were asked for future reference.

Open Journal

Interview Ace

A comprehensive tool to help you master every aspect of your interviews.

Become an Ace

Q&A Logs

Confidentially track your answers to common questions and refine them over time.

View Logs

Application Planner

Schedule and organize your job applications in one confidential planner.

Open Planner

Cover Letter Tool

Create perfect, tailored cover letters for each application with AI support.

Generate Letter

Resume Score

Get instant feedback on your resume with our NLP-supported analysis tool.

Check My Score

ATS Score

Check your resume's compatibility with Applicant Tracking Systems (ATS).

Check ATS Score

Application Analyzer

Use AI to analyze job descriptions and optimize your application materials.

Analyze Application

Career Visualizer

Confidentially plan and visualize your long-term career path and goals.

Visualize My Career

Offer Genius

Get intelligent insights and strategies to confidently negotiate job offers.

Negotiate Offers

JobFlow

Track your entire job search progress from application to offer with this intelligent tool.

Track My Flow

JobSense

Our intelligent matching engine that provides smart job recommendations.

Get Smart Matches

Networking Toolkit

Tools to build and manage your professional connections. All data is confidential.

Build Network

Professional CV

A classic, O*NET supported template for corporate and professional roles.

Use This Template

Executive CV

A premium, O*NET supported template designed for senior and C-level positions.

Use This Template

Modern CV

A fresh, stylish, O*NET supported template perfect for tech and modern industries.

Use This Template

Creative CV

A visually distinct, O*NET supported template for design and artistic roles.

Use This Template

Minimalist CV

A clean, simple, O*NET supported template that focuses purely on content.

Use This Template

Europass CV

The standard European Union recommended format for wide compatibility.

Use This Template

Student CV

An institution-recommended template perfect for internships and first jobs.

Use This Template

Graduate CV

An institution-recommended template for recent graduates entering the workforce.

Use This Template

Academic CV

The researcher-recommended format for roles in academia and research.

Use This Template

Developer/IT CV

A tech-savvy recommended template to highlight your technical skills.

Use This Template

Skilled Worker CV

A trades-recommended template to showcase hands-on skills and experience.

Use This Template

Monochrome CV

A sleek, black-and-white, O*NET supported template for a professional look.

Use This Template

Art CV

An artist-recommended template that allows your creativity to shine.

Use This Template

Harvard CV

A researcher-recommended template based on the classic Harvard format.

Use This Template

Volunteer Research

Help us improve our platform by joining our community research program.

Join Research

Review Us

Share your experience with our tools to help other job seekers.

Share Experience

Register

Create your free account to save jobs, build your profile, and track applications.

Create Account

Login

Access your dashboard, manage applications, and continue your job search.

Access Your Account

Profile Builder

Create a comprehensive professional profile that attracts recruiters and showcases your skills.

Build Your Profile

View Profile

See your public profile exactly as employers will see it. Make sure it's perfect.

Preview Profile

Bookmarked Jobs

Keep track of all your saved job opportunities in one organized place.

View Saved Jobs

Your Reviews

View and manage all the company reviews you've submitted.

See Your Reviews

Following

Manage the list of companies you follow to stay updated on their new openings.

Manage Following

Find Companies

Discover and research top employers in your country and industry.

Discover Employers

Standalone CV Builder

Use our O*NET supported CV builder to create a professional resume from scratch.

Build Your CV

PDF to DOC (Beta)

Convert your PDF resumes or documents into editable Word (DOC) format.

Convert PDF

DOC to PDF (Beta)

Create universally compatible PDF documents from your Word (DOC) files.

Create PDF

General FAQ

Find answers to common questions about our job site and platform.

Read FAQ

Job Seekers FAQ

Get help and find answers to questions specifically for job seekers.

Get Help

Job Matching

Learn about the technology and algorithms behind how we match you to jobs.

Learn How

Personalized Matching

Discover how we use your profile and activity to provide customized job suggestions.

Learn More

Quick Apply

Understand our fast application process and how to make the most of it.

Learn More

Alert Frequency

Learn how to manage your job alert settings so you get the updates you want.

Manage Settings

Job Alerts Guide

A complete guide to understanding how job alerts work and how to use them effectively.

Read Guide

Resume Matching

Learn how our system matches your resume to job requirements.

Learn More

Ethical Branding

Read our guide to building a professional and ethical personal brand.

Read Guide

Candidate Visibility

Learn how to increase your visibility to recruiters on our platform.

Increase Visibility

Verified Badge

Find out how you can get a verified badge to build trust with employers.

Get Verified

AI ATS Technology

Learn about the advanced AI and ATS technology that powers our platform.

Learn More

ATS Ranking

Understand how Applicant Tracking Systems rank you as an applicant.

Learn More

Semantic Matching

Learn how our AI-powered semantic matching goes beyond keywords.

Learn More

    Java React Developer React Jobs in Mississauga Job Search Guide, Trends and Insights