JavaScript Developer – Payment

LOC Software; Laval; Hybrid; CAD 70,000 - 100,000; Full time

Benefits offered by this job

Vacation policy

Insurance & dental

Pension plan

Mobile days

Remote work flexibility

Job summary

LOC Software in Laval, QC, is seeking a motivated Junior Developer to join our Payment team. You will support, maintain, and enhance transaction processing systems, working with senior engineers to learn our proprietary scripting environment and strengthen core programming fundamentals.

The role emphasizes teamwork, debugging, and learning across the payment architecture, with hybrid/remote options and career growth within a 30-year-old company that serves retail, grocery, pharmacy and fuel

Qualifications

• 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 (HTTP, TCP/IP, REST, WebSockets).
• Experience in the payment industry or POS/middleware hardware integration.

Responsibilities

• 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.

Skills

JavaScript

Education

Bachelor’s degree in Computer Science / Software Engineering

Tools

SQL

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 ***