senior software developer - crm.

We are seeking an experienced Senior Software Developer - CRM to lead the technical design, configuration, development, and integration of enterprise Siebel CRM applications. In this role, you will translate complex system specifications into reliable, fully tested software solutions, integrating Siebel platforms with modern front-end systems, digital content management tools, and J2EE backend architectures. Working closely with cross-functional technical teams, you will oversee Siebel Open UI customizations, data exchange interfaces (EIM/EAI), reporting engines, and workflow automations to maintain high system availability and performance.

Location: Toronto, ON (Fully Onsite – 5 days/week required)

Duration: 7-month contract.

Advantages
Deep Siebel Seniority: Lead complex technical configurations across modern Siebel IP18+ platforms.

High-Impact Integrations: Architect critical data and UI interfaces connecting Siebel with Adobe AEM and J2EE systems.

Full-Stack Development Scope: Work across database engines, Open UI frameworks, EAI/EIM interfaces, and Power BI/OBIEE analytics.

Dedicated Onsite Collaboration: Work alongside senior developers and technical leads in a focused 5-day onsite workspace.

Responsibilities
Siebel Architecture & Core Development: Lead hands-on technical configuration, design, and customization of Siebel CRM applications using Siebel Tools, Open UI, and core business layer objects.

System Integration & Middleware: Design and implement robust integrations connecting Siebel with Adobe Experience Manager (AEM), J2EE services, and external web application environments.

Enterprise Data & Workflow Engineering: Configure Siebel Enterprise Integration Manager (EIM) and Enterprise Application Integration (EAI) components, Workflows, Assignment Manager rules, and business services.

Open UI Customization: Develop custom presentation models (PM) and physical models (PR) using JavaScript, jQuery, HTML5, CSS3, and manifest mapping configurations.

Reporting & Analytics: Build and support enterprise reports and business intelligence dashboards using OBIEE and Power BI platforms.

Defect Resolution & Maintenance: Troubleshoot, resolve, and debug complex technical issues arising across development, testing, and production environments.

Documentation & Testing: Author detailed programming specifications, conduct comprehensive unit testing, and lead technical design walkthroughs.

Qualifications
Siebel Development Seniority: 10+ years of hands-on experience with Siebel technical configuration, design, development, and system integration (Strictly Required).

Core Application Integration: 5+ years of experience integrating Siebel with external technologies, specifically Adobe AEM and J2EE systems (Strictly Required).

EIM/EAI Data Integration: 5+ years of hands-on experience using Siebel Enterprise Integration Manager (EIM) and Enterprise Application Integration (EAI) (Strictly Required).

Siebel IP18+ Experience: 3+ years of experience configuring and developing within Siebel IP18+ environments (Strictly Required).

Core Siebel Objects: Proven expertise with Assignment Manager, Business Rules, Workflows, Applets, Views, Screens, and Siebel Business Layer objects (Strictly Required).

Reporting & Front-End Web Tech: Hands-on experience developing reports in Power BI or OBIEE alongside front-end skills in HTML5, CSS3, JavaScript, and jQuery.

Nice-to-Have Assets:
Certified Siebel professional (Siebel 8.x or above).

Experience with Siebel Public Sector CRM modules or Grants Management.

Summary
If you're interested in the "Senior Software Developer - CRM" role based in Toronto, we encourage you to apply online at
Only qualified candidates will be contacted for the next steps. We look forward to hearing from you!

Randstad Canada is committed to fostering a workforce reflective of all peoples of Canada. As a result, we are committed to developing and implementing strategies to increase the equity, diversity and inclusion within the workplace by examining our internal policies, practices, and systems throughout the entire lifecycle of our workforce, including its recruitment, retention and advancement for all employees. In addition to our deep commitment to respecting human rights, we are dedicated to positive actions to affect change to ensure everyone has full participation in the workforce free from any barriers, systemic or otherwise, especially equity-seeking groups who are usually underrepresented in Canada's workforce, including those who identify as women or non-binary/gender non-conforming; Indigenous or Aboriginal Peoples; persons with disabilities (visible or invisible) and; members of visible minorities, racialized groups and the LGBTQ2+ community.

Randstad Canada is committed to creating and maintaining an inclusive and accessible workplace for all its candidates and employees by supporting their accessibility and accommodation needs throughout the employment lifecycle. We ask that all job applications please identify any accommodation requirements by sending an email to View email address on randstad.com to ensure their ability to fully participate in the interview process.

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