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Added 3 hours ago
R
Lead Full Stack Developer
RBC
Toronto, ON
- Full-time
At its core, this role requires excellent problem-solving skills and C#/.Net, Java, Python and full stack coding capability. This role will need to effectively communicate, collaborate, and…
Added 9 hours ago
M
Senior Full Stack Software Engineer - Capital Markets
Manulife
Toronto, ON
- Full-time
Senior Full-Stack Engineer – Capital Markets & Derivatives
Added 10 hours ago
MC
Senior DevOps Engineer
Modern Campus
Canada
- Full-time
Modern Campus is looking for a Senior DevOps Engineer to build, operate, and improve the cloud infrastructure supporting our higher education products. Our environment is primarily AWS,…
Added 15 hours ago
T
Senior Software Engineer (L3)
Twilio
Remote, Canada
- Full-time
- Remote
Join the team as Twilio’s next Senior Software Engineer, L3.
Added 16 hours ago
WT
Senior Software Developer (Front End), Trading
Wealthsimple Technologies
Remote, Canada
- $151,200 to $189,000 CAD / year
- Full-time
- Remote
As a Senior Front End Engineer on our trading and investing teams, you'll own meaningful slices of the experiences at the heart of Canada's first zero-commission brokerage - the surfaces…
Added 19 hours ago
NS
Senior DevOps Engineer, AI Platform
Network Solutions
Canada
- Full-time
We are looking for a hands-on Senior DevOps Engineer to build and operate the infrastructure powering our AI platforms, agent runtimes, web applications, backend services, APIs, and shared…
Added 23 hours ago
TH
Senior Integration Developer -C Business Intel
Trillium Health Partners
Mississauga, ON
- Full-time
Position: Senior Business Intelligence Data Engineer
Added 1 day ago
N
Automation Engineer Co-op/Intern
Nokia
Ottawa, ON
- Full-time
closely with a senior member of our team on tools & scripting related tasks.
Added 1 day ago
HT
Senior Front-End / Full-Stack Engineer
High Tech Genesis
Ottawa, ON
- Contract
We are seeking a Senior Front-End / Full-Stack Engineer to build and enhance modern enterprise web applications. This role has a strong focus on React and modern front-end development, with…
Added 1 day ago
H
Software Engineering Intern (Winter 2027)
Harvey
Remote, Canada
- $45 to $55 CAD / hour
- Internship
- Remote
As a Software Engineer, Intern (Winter 2027) on the Engineering team at Harvey, you’ll work alongside experienced engineers on projects that power our AI products. You’ll collaborate with…
Added 1 day ago
I
Staff Software Developer (Pre-ID Relo)
Intuit
Toronto, ON
- Full-time
We are hiring a Staff Software Engineer to set technical direction across multiple engineering teams in the HCM charter. This is a charter-wide role. You will not be measured by the…
Added 1 day ago
GM
Android Software Developer – Infotainment OnStar
General Motors
Markham, ON
- Full-time
We are seeking creative, highly motivated engineer with passion and expertise in software engineering for the position of Android Software Developer – Infotainment OnStar within GM’s…
Added 1 day ago
KG
Senior Java Low Latency Developer with experience in Payments and Trading Platforms
K&K Global Talent Solutions INC.
Mississauga, ON
- Full-time
We are seeking an experienced Senior Java Low Latency Developer to join our Payments Processing Development team and help drive the evolution of our next-generation exchange connectivity…
Added 1 day ago
KG
Senior Java Low Latency Developer
K&K Global Talent Solutions INC.
Mississauga, ON
- Full-time
We are seeking an experienced Senior Java Low Latency Developer to join our Payments Processing Development team and help drive the evolution of our next-generation exchange connectivity…
Added 1 day ago
I
Staff Software Developer (Pre-ID Relo)
Intuit
Toronto, ON
- Full-time
We are hiring a Staff Software Engineer to set technical direction across multiple engineering teams in the HCM charter. This is a charter-wide role. You will not be measured by the…
Added 1 day ago
I
Staff Software Engineer (Pre-ID Relo)
Intuit
Toronto, ON
- Full-time
We are hiring a Staff Software Engineer to set technical direction across multiple engineering teams in the HCM charter. This is a charter-wide role. You will not be measured by the…
Added 1 day ago
GM
Software Engineer in Test
Galactic Minds INC
Vancouver, BC
- Full-time
Java, Maven, Jenkins, Automation frameworks like BDD, TestNG, JUnit
Added 1 day ago
Senior Software Development Engineer, Amazon Private Brands
Amazon
Vancouver, BC
We are looking for an experienced Software Development Engineer III who's comfortable at all levels of the stack to design, build, and operate AI-powered systems at Amazon scale. Whether…
Added 1 day ago
AI
AI Developer – AI/ML, Python, LangChain, RAG, NLP LLM
Astra-North Infoteck Inc. ~ Conquering today’s challenges, achieving tomorrow’s vision!
Toronto, ON
- Full-time
What is the opportunity? The Senior AI Engineer will work on the development and deployment of cutting-edge machine learning models, drive innovation, and collaborate with cross-functional…
Added 1 day ago
RB
Senior Software Developer in Test (Development Focused)
Royal Bank of Canada
Montreal, QC
- Full-time
We are seeking a top-notch, hands on Senior Software Developer who is a passionate, driven team player committed to code quality and testing excellence. The ideal candidate will play a…
Added 2 days ago
Senior Full Stack Developer
Capgemini
Mississauga, ON
7 years experience as a successful full stack software engineer, delivering software using agile development practices.
Added 2 days ago
Staff Data Infrastructure Engineer
Faire
Toronto, ON · Kitchener, ON
We are hiring a Staff Engineer to own that plumbing. Concretely, this means the path data takes out of our production databases (CockroachDB and MySQL) and into a place where analysts and…
Added 2 days ago
PG
Senior Java Software Engineer
Pacer Group
Toronto, ON
- $70 to $72 CAD / hour
- Contract
7+ years of experience with Java in enterprise systems
Added 2 days ago
Machine Learning Engineer - EA SPORTS™ FC
Electronic Arts
Vancouver, BC
Reporting to the Senior Data Science Manager, we are seeking a full-stack Machine Learning Engineer to operationalize, deploy, and scale high-impact machine learning solutions and…
Added 2 days ago
C
Senior SDET Analyst
Citi
Mississauga, ON
- Full-time
The Senior Development Engineer in Test is a developing professional role. Deals with most problems independently and has some latitude to solve complex problems. Integrates in-depth…

High Tech Genesis

Senior Front-End / Full-Stack Engineer

Ottawa, ON, Canada

Contract

Apply About employer

Applications open in a new tab.

Job details

Job type: Contract
Apply by: Nov 1, 2026
Experience: 5+ years of professional software development experience.
Posting language: English
Posted: Oct 2, 2026

Original job description

Job Overview

We are seeking a Senior Front-End / Full-Stack Engineer to build and enhance modern enterprise web applications. This role has a strong focus on React and modern front-end development, with opportunities to contribute across APIs, backend services, and full-stack features.

The ideal candidate is a senior engineer with strong React expertise who can work effectively across the application stack.

Key Responsibilities

Design and develop modern, scalable web applications using React, JavaScript, and TypeScript.
Build reusable, accessible, and maintainable UI components.
Develop intuitive user interfaces and improve workflows, navigation, usability, and overall user experience.
Develop and integrate REST APIs and backend services.
Contribute to backend development using Ruby on Rails, Python, Go, or similar technologies.
Deliver end-to-end features across front-end, backend, APIs, and data.
Troubleshoot and optimize application performance and reliability.
Write automated tests and participate in code reviews.
Collaborate with product managers, designers, UX professionals, QA, architects, and engineering teams.
Participate in Agile/Scrum development and contribute to technical design decisions.

Required Qualifications

5+ years of professional software development experience.
Strong hands-on experience with React, JavaScript, and/or TypeScript.
Strong knowledge of HTML5 and CSS3.
Experience building production-quality web applications.
Experience with REST APIs and backend services.
Experience with at least one backend technology such as Ruby on Rails, Python, Go, Node.js, or Java.
Experience with Git, automated testing, and modern development practices.
Strong understanding of responsive design, web application architecture, and performance.
Excellent problem-solving, communication, and collaboration skills.

Preferred Qualifications

Experience with Ruby on Rails, Python, or Go.
Experience with microservices or distributed systems.
Experience with design systems and reusable component libraries.
Experience with CI/CD, Docker, or cloud platforms.
Knowledge of web accessibility and performance optimization.
Experience with AI-assisted development tools.
Experience working in an Agile/Scrum environment.

Applicants must be legally authorized to work in Canada. Accommodation is available upon request throughout the recruitment process

Apply About employer

More about this job

Responsibilities

Build and enhance scalable enterprise web applications, with a focus on React, reusable accessible UI components, and improved user experience. Develop and integrate APIs and backend services, deliver end-to-end features, optimize performance and reliability, write tests, and collaborate with cross-functional teams.

Requirements

Requires at least five years of professional software development experience, strong React and JavaScript and/or TypeScript skills, and knowledge of HTML5, CSS3, production web applications, REST APIs, and at least one backend technology. Candidates should also have experience with Git, automated testing, responsive design, application architecture, and performance, along with strong problem-solving and collaboration skills.

Skills

React
JavaScript
TypeScript
HTML5
CSS3
REST APIs
Ruby on Rails
Python
Go
Node.js
Java
Git
Automated Testing
Responsive Design
Web Accessibility
Agile/Scrum

Visa sponsorship

Not detected in the job text

Keywords

React
JavaScript
TypeScript
HTML5
CSS3
Ruby on Rails
Python
Go
Node.js
Java
REST APIs
Backend Services
Enterprise Web Applications
Reusable UI Components
Web Accessibility
Responsive Design
Application Architecture
Performance Optimization
Automated Testing
Git
Microservices
Distributed Systems
Design Systems
CI/CD
Docker
Cloud Platforms
AI-Assisted Development
Agile
Scrum
Full-Stack Development

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