Software Developer

Advanced Tech Search - QuantumScale; Toronto; Hybrid; CAD 90,000 - 120,000; Full time

Job summary

A global technology organization is seeking a Senior Software Developer (Full Stack) in Mississauga for innovative software development. This role requires 8+ years of experience with C#, .NET, and a strong understanding of data structures and algorithms. You will contribute to building scalable solutions and optimizing performance in a collaborative environment. This position provides an opportunity to work on sophisticated enterprise software that serves clients worldwide, accompanied by opportunities for personal growth and contributions to meaningful projects.

Qualifications

• 8+ years of experience developing scalable server-side applications.
• Strong experience with C#, WebAPI, .NET, REST APIs.
• Front-end experience with TypeScript, Angular, HTML, CSS.

Responsibilities

• Build innovative software solutions for industry challenges.
• Write clean, scalable, and well-tested code.
• Contribute to the full software development lifecycle.
• Optimize systems for performance and maintainability.

Skills

C#

WebAPI

Data Structures

Algorithms

REST APIs

TypeScript

Angular

HTML

CSS

Education

Bachelor’s degree in Computer Science or related field

Job description

Overview

Location: Mississauga, Ontario (Hybrid)

Senior Software Developer (Full Stack) – About the Opportunity

Our client is a long-established global technology organization known for building sophisticated enterprise software solutions used by customers worldwide. Their platforms help organizations secure, manage, and optimize large-scale device and application environments. With millions of devices supported globally, this organization has grown from a small developer-led initiative into a major player in enterprise mobility and operational technology.

They invest heavily in research, innovation, and solving complex real-world problems. If you are passionate about developing impactful software and want a stable, long-term opportunity with room to grow, this role offers a chance to work on meaningful, industry-shaping projects.

What We’re Looking For

We seek creative, analytical developers who enjoy understanding how systems work under the hood. You have strong logical thinking, solid mathematical reasoning, and deep knowledge of:

• Algorithms

• Data structures

• Software architecture and design

• Scalable server-side development

You enjoy solving complex technical challenges, collaborating within a team, and contributing to long-term product evolution.

The People

A culture built on innovation, humility, and collaboration. The environment encourages personal growth, shared success, and genuine teamwork.

The Growth

A fast-paced, global environment where new ideas are encouraged, and contributors are empowered to take projects across the finish line.

The Technology

You will work on complex and cutting-edge software projects alongside partners in the broader technology ecosystem, always staying close to new and emerging technologies.

What You’ll Do

• Build innovative software solutions addressing large-scale industry challenges

• Write clean, scalable, reliable, reusable, and well-tested code following modern best practices

• Contribute across the full software development lifecycle: analysis, design, implementation, testing

• Guide technical research and development for new features, products, and services

• Investigate, diagnose, and resolve product defects

• Develop automated tests (unit, integration)

• Optimize systems and apply best practices to continuously improve performance and maintainability

• Lead or support implementation efforts using C# and .NET

• Maintain high-quality standards for code, documentation, and deliverables

• Collaborate with a multidisciplinary engineering team through code reviews, design discussions, and architecture sessions

• Participate in brainstorming, idea generation, and technical discussions

• Stay current with emerging tools, frameworks, and industry trends

• Engage with the broader tech community through events, meetups, and knowledge-sharing

Experience You Bring

• Bachelor’s degree in Computer Science, Engineering, or a related STEM field

• 8+ years of experience developing scalable server-side applications

• Solid foundation in Data Structures, Algorithms, OOP, and database concepts

• Strong experience with C#, WebAPI, .NET, REST APIs, and networking technologies

• Front-end experience using TypeScript, Angular, HTML, CSS, or related technologies

• Strong communication skills and a collaborative approach to problem-solving

• Passion for innovation and pride in delivering high-quality work

About the Organization

Our client is a global technology leader that delivers enterprise-grade platforms supporting mission-critical mobile and operational environments. Their solutions are relied upon by thousands of organizations worldwide to improve performance, reduce downtime, and streamline operations. With decades of innovation and world-class support, they continue to push boundaries and unlock new possibilities in enterprise software.