Senior Developer

ESC Corporate Services; Toronto; On-site; CAD 78,500 - 117,500; Full time

Benefits offered by this job

Competitive salary and benefits package

Education support

Recognition programs

Job summary

ESC Corporate Services in Toronto is searching for a Senior Developer to modernize core applications with a focus on accessibility compliance (WCAG 2.1/2.2 AA). You will lead the design and development of enterprise applications and ensure that all solutions are accessible across devices.

The ideal candidate will possess at least 5 years of experience in software development, deep knowledge of WCAG principles, and proficiency in C#/.NET. We offer a supportive environment, competitive salary, and benefits.

Qualifications

• Degree in Computer Science or equivalent technical experience.
• At least 5 years of software development work experience.
• Deep knowledge of WCAG principles and WAI-ARIA.

Responsibilities

• Lead design and development of enterprise applications using C#/.NET.
• Ensure solutions meet WCAG 2.1/2.2 AA standards.
• Mentor junior and intermediate developers.

Skills

C#/.NET

Accessibility standards WCAG 2.1/2.2 AA

APIs

Nuget libraries

SQL Scripting for MS SQL

Education

Degree in Computer Science or related field

Tools

Azure Dev Ops

nHibernate ORM

Entity Framework

Job description

Salary Range

The annual salary for this position ranges from $78,500 - $117,500. Exact compensation may vary based on qualification, experience, and education.

About ESC

We are ESC, an experienced provider that delivers solutions uniting public records data, customer authentication, corporate services, collateral management, asset recovery, and accounts receivable management which support registration, due diligence, and lending practices of clients across Canada. Our people are what drives our innovation, growth, and well-being.

Senior Developer

We are seeking a Senior Developer to play a key role in modernizing our core applications with a strong focus on accessibility and compliance with Web Content Accessibility Guidelines (WCAG 2.1/2.2 AA).

In this role, you will contribute to a large-scale, multi-year initiative to redesign and enhance our front-end applications to ensure they are fully accessible, scalable across devices, and compliant with contractual requirements. As a senior member of the team, you will bring deep expertise in .NET development, apply accessibility best practices, and help guide both technical direction and team capability in this critical area.

What you’ll do

• Lead the design, development, and maintenance of enterprise applications using C#/.NET.
• Drive accessibility-first development, ensuring all solutions meet WCAG 2.1/2.2 AA standards.
• Develop and modernize front-end components to support responsive, scalable, and accessible user experiences across devices.
• Conduct accessibility testing (automated and manual, including screen readers) and remediate identified issues.
• Embed accessibility standards into the full development lifecycle, including design, code reviews, and testing.
• Collaborate with cross-functional teams (Product, BA, QA, DevOps) to deliver compliant, high-quality releases.
• Mentor junior and intermediate developers, providing guidance on technical development and accessibility best practices.

What you’ll bring

• Degree in Computer Science or related field, or equivalent technical experience
• At least 5 years of software development work experience.
• Deep, working knowledge of WCAG principles (Perceivable, Operable, Understandable, Robust) and WAI-ARIA.
• Highly proficient in C#/.NET/ASPX (recent experience required)
• Familiarity with writing and consuming APIs
• Experience with Nuget libraries, the nHibernate ORM and Entity Framework
• Working knowledge of Azure Dev Ops, SQL Scripting for MS SQL and unit testing frameworks for .NET would be an asset

What we offer

At ISC, we believe in progress with purpose and are proudly certified as a Great Place to Work. We’re committed to creating a supportive, inclusive, and engaging environment where people can thrive. Here’s what you can expect when you join our team:

• Growth through strategic partnerships
• Investment in new products

• Education support

• Competitive salary and benefits package
• Recognition programs

Help us put public records at our customers’ fingertips with your customer‑centric approach. If this opportunity interests you, please apply by June 28, 2026. We would like to thank all candidates for their interest, however, only those selected to continue in the recruitment process will be contacted.

A little more about us

ESC is a wholly owned subsidiary of ISC (TSX: ISC). ISC is the leading provider of registry and information management services for public data and records. Throughout our history, we've excelled at delivering value to government, industry, and our community. We are the partner of choice for governments and private sector organizations seeking solutions across the information management spectrum.