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Senior Javascript Developer Jobs in Quebec (NOW HIRING)

Loc Software

JavaScript Developer - Payment

Laval, QC · Hybrid

Troubleshoot transaction issues and master our proprietary framework alongside senior developers ... Excellent proficiency in programming and scripting (JavaScript). * Solid understanding of ...

New

Targeted Talent

Senior Node.js Developer

Quebec, QC · Remote

We are looking for an experienced Senior Node.js Back-End Developer for our client. This is a ... Experience working with Front-End JavaScript frameworks like React / Redux / Bootstrap * Good ...

Targeted Talent

Senior Node.js Developer

Montreal, QC · Remote

We are looking for an experienced Senior Node.js Back-End Developer for our client. This is a ... Experience working with Front-End JavaScript frameworks like React / Redux / Bootstrap * Good ...

Targeted Talent

Senior Node.js Developer

Montreal, QC · Remote

We are looking for an experienced Senior Node.js Back-End Developer for our client. This is a ... Experience working with Front-End JavaScript frameworks like React / Redux / Bootstrap * Good ...

Targeted Talent

Senior Node.js Developer

Quebec, QC · Remote

We are looking for an experienced Senior Node.js Back-End Developer for our client. This is a ... Experience working with Front-End JavaScript frameworks like React / Redux / Bootstrap * Good ...

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Senior Javascript Developer information

See Quebec salary details

$67K

$123.4K

$182.5K

How much do senior javascript developer jobs pay per year?

As of Aug 31, 2026, the average yearly pay for senior javascript developer in Quebec is $123,395.00, according to ZipRecruiter salary data. Most workers in this role earn between $103,000.00 and $138,500.00 per year, depending on experience, location, and employer.

What is a senior JavaScript developer?

A Senior JavaScript Developer is a highly experienced programmer specializing in JavaScript, including frameworks like React, Angular, or Node.js. They are responsible for designing, developing, and optimizing web applications, ensuring high performance and maintainability. Additionally, they provide technical leadership, mentor junior developers, and collaborate with cross-functional teams to deliver scalable solutions. Strong problem-solving skills, deep knowledge of JavaScript best practices, and experience with modern development tools are essential for this role.

What are the key skills and qualifications needed to thrive as a senior JavaScript developer?

To thrive as a Senior Javascript Developer, a strong command of JavaScript (including ES6+), advanced front-end frameworks (like React, Angular, or Vue), and back-end technologies (such as Node.js) are essential, along with several years of professional coding experience. Familiarity with version control systems (like Git), CI/CD pipelines, and relevant certifications (e.g., AWS Certified Developer or JavaScript certifications) is highly valued. Excellent problem-solving abilities, mentorship skills, and effective communication help developers collaborate and lead within cross-functional teams. These skills enable Senior Javascript Developers to build robust applications, guide junior team members, and drive innovation in fast-paced tech environments.

What are typical challenges faced by senior JavaScript developers in day-to-day work?

Senior Javascript Developers often encounter complex challenges such as optimizing web application performance, ensuring code scalability and maintainability, and integrating with diverse APIs and services. They are also expected to troubleshoot legacy code and address security vulnerabilities, all while keeping up with the rapidly evolving JavaScript ecosystem. Collaborating with designers, product managers, and junior developers can add layers of complexity to project requirements. However, overcoming these challenges is rewarding and provides opportunities to shape technical strategy and influence best practices within the team.

What are the most commonly searched types of Javascript Developer jobs in Quebec?

The most popular types of Javascript Developer jobs in Quebec are:

What are popular job titles related to Senior Javascript Developer jobs in Quebec?

For Senior Javascript Developer jobs in Quebec, the most frequently searched job titles are:

What job categories do people searching Senior Javascript Developer jobs in Quebec look for?

The top searched job categories for Senior Javascript Developer jobs in Quebec are:

What are popular job titles related to Senior Javascript Developer jobs in QC?

For Senior Javascript Developer jobs in QC, the most frequently searched job titles are:

Senior Javascript Developer jobs near you
Infographic showing various Senior Javascript Developer job openings in Quebec as of August 2026, with employment types broken down into 84% Full Time, 3% Part Time, and 13% Contract. Highlights an 80% Physical, 6% Hybrid, and 14% Remote job distribution, with an average salary of $123,395 per year, or $59.3 per hour.

JavaScript Developer - Payment

Laval, QC • Hybrid

Loc Software
See more jobs at Loc Softwareexternal

Full-time

Medical, Dental, Retirement, PTO

Posted 3 days ago

New

Job description

Build What’s Next in Retail Technology
At LOC, you'll join a collaborative team dedicated to shaping the future of retail. We foster an environment where people feel supported, challenged, and empowered; believing this is key to great work. You'll have the opportunity to build your career, whether you're innovating new solutions, providing customer support, or driving initiatives across teams. We value ownership, continuous learning, and forward thinking in everything we do.
Who is LOC Software?
For over 30 years, LOC Software has delivered retail technology that drives performance. Our configurable, modular platform, including ThriVersA, empowers high-volume independent merchants across many retail environments including retail, grocery, pharmacy and fuel with POS, back office, eCommerce, loyalty, and more. With cloud and on-premises flexibility, we enable retailers to operate, adapt, and grow, anywhere.
Job summary:
We are seeking a motivated and detail-oriented Junior Developer to join our Payment team. In this role, you will work closely with experienced software engineers to support, maintain, and enhance our transaction processing systems. Because much of our core functionality relies on our proprietary scripting environment, we value strong programming fundamentals, logical problem-solving skills, and a willingness to learn over mastery of any single language.
Your main Challenges:
  • Development & Maintenance: Analyze, maintain, and debug existing code within the payment architecture.
  • Databases: Write and optimize SQL queries, stored procedures, and functions to secure transactions.
  • Systems Integration: Ensure seamless communication (JSON/XML) between POS hardware, middleware, and payment processors.
  • Analysis & Learning: Troubleshoot transaction issues and master our proprietary framework alongside senior developers.

What You Bring with you:
  • Bachelor’s degree in Computer Science, Software Engineering, or equivalent.
  • +5 years of experience in software development.
  • Excellent proficiency in programming and scripting (JavaScript).
  • Solid understanding of communication protocols (e.g., HTTP, TCP/IP, REST, WebSockets).
  • Experience in the payment industry or POS/middleware hardware integration (Asset).

Our Great Benefits:
  • Minimum of 3 weeks of vacation from the first year
  • Group insurance, long-term disability, medication, dental, eyes…
  • Pension plan with employer contribution after 1 year
  • 5 mobile days after 3 months
  • Remote work flexibility: Hybrid, Remote, Face-to-face.
     

*** The use of the masculine in this document is for the sole purpose of lightening the text ***