Senior Software Developer

CBTS serves enterprise and midmarket clients in all industries across the United States and Canada. CBTS combines deep technical expertise with a full suite of flexible technology solutions including Application Modernization, Managed Hybrid Cloud, Cybersecurity, Unified Communications, and Infrastructure solutions. From developing and deploying modern applications and the secure, scalable platforms on which they run, to managing, monitoring, and optimizing their operations, CBTS delivers comprehensive technology solutions for its clients' transformative business initiatives. For more information, please visit www.cbts.com .

OnX is a leading technology solution provider that serves businesses, healthcare organizations, and government agencies across Canada. OnX combines deep technical expertise with a full suite of flexible technology solutionsincluding Generative AI, Application Modernization, Managed Hybrid Cloud, Cybersecurity, Unified Communications, and Infrastructure solutions. From developing and deploying modern applications and the secure, scalable platforms on which they run, to managing, monitoring, and optimizing their operations, OnX delivers comprehensive technology solutions for its clients' transformative business initiatives. For more information, please visit www.onx.com .

Job Summary

We are seeking experienced Java Developers to join a focused remediation team responsible for addressing security issues in legacy web applications.

In this hands-on role, you will work on fixing identified vulnerabilities and upgrading outdated libraries.

The position requires strong familiarity with Java-based web applications built on legacy technologies.

Key Responsibilities

• Update web application codebases built with JSP and traditional Java frameworks, applying secure coding practices with a focus on resolving Cross-Site Scripting (XSS) and similar vulnerabilities.
• Upgrade outdated dependencies such as commons - file upload, spring framework, etc. to address known vulnerabilities.
• Collaborate effectively using Git, following established workflows and participating in peer-reviewed pull requests.

Required Qualifications

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