Application Architect
Location: Downtown Toronto, ON (Hybrid, 3 days on-site per week)
Language: Excellent written and verbal communication skills in English
Duration: 6-month contract to start, with potential for extension
Compensation: $80.00 to $110.00 per hour
About the Opportunity Are you an experienced Application Architect who thrives on designing scalable, secure, and integrated technology solutions? We're looking for a skilled professional to support a large-scale technology environment within the transportation sector, helping shape application architecture that supports critical services and long-term modernization initiatives.
What's In It for You Hybrid work arrangement with three days in office in downtown Toronto.
Exposure to complex, enterprise-scale systems and modernization initiatives.
A collaborative environment where your technical expertise and recommendations make a meaningful impact.
Opportunities to work with diverse technologies, architecture frameworks, and cross-functional teams.
Your Responsibilities You’ll design and implement application architectures for complex, distributed enterprise environments, ensuring scalability, security, and performance.
You’ll develop current-state documentation, target solution architectures, future-state blueprints, and reusable architecture components.
You’ll define application interfaces and integration patterns across databases, middleware, APIs, cloud platforms, and on-premises systems.
You’ll apply architecture frameworks and modelling tools to document application structures, dependencies, and technical requirements.
You’ll collaborate with stakeholders to evaluate technology solutions, address architectural challenges, and support implementation decisions.
You’ll provide technical leadership on cross-platform applications, integration strategies, and enterprise architecture deliverables.
Skills and Qualifications 6+ years of experience developing and implementing application architectures within large,



complex systems environments.
Extensive systems analysis and design experience, with knowledge of TOGAF ADM (preferred) or Zachman architecture frameworks across business, information, application, technology, and security domains.
Hands-on experience with Sparx Enterprise Architect, Archi, or similar tools, including ArchiMate and/or UML modelling.
Strong knowledge of SOA, APIs, web services, real-time and batch integration, hub-and-spoke architectures, enterprise service buses, middleware, and gateways.
Experience across multiple computing platforms, operating systems, databases, programming languages, and protocols, including cloud and on-premises integration.
Proficiency in data and process modelling, metadata, architecture documentation, performance, security, recovery, and structured development methodologies. Familiarity with CASE tools, networking, storage, and infrastructure architecture is an asset.
Excellent analytical, communication, and stakeholder engagement skills. Public sector experience, Ontario Government architecture methodologies, object-oriented design, and multi-tier application design are assets.
We appreciate the time and effort all applicants invest in their submissions.
Please note that only candidates shortlisted for this role will be contacted directly.
However, your profile will remain under consideration for future opportunities that align with your experience and career goals.
All qualified applicants will receive fair consideration for employment.
We welcome individuals of all backgrounds, experiences, and identities including those who identify as women, members of racialized groups, Indigenous Peoples, persons with disabilities, and 2SLGBTQIA+ communities.
If you require an accommodation, please review our accessibility policy and reach out to our accessibility officer with any questions.
Our human recruiters review all applications and always make the final hiring decision.
On occasion, we also use AI-assisted tools to help review applications.

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📌 Application Architect (Ontario)
🏢 Altis Technology
📍 Ontario