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Randstad Logo Randstad · IT - Software Development

Senior Software Developer - Full Stack

Canada, North York · Job Posted April 24, 2026
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Job Description

Our client is looking for a Senior Software Developer - Full Stack for a 15 month contract in North York. This is an onsite role. Rate: $565.97 - $601.35

Job Responsibility

  • Support ongoing updates to the m-IMMS User Interface (UI) based on required changes
  • Support the roadmap for m-IMMs including: consolidation of components, improvement of logging/ monitoring, improvement in maintainability and support of application
  • Maintain functionality to support PHUs through the school suspension process
  • Provide ongoing support for clinicians’ ability to utilize downloaded immunization records
  • Directly support clinic workflow by entering historical or administered immunizations at point of service
  • Provide code changes to ensure alignment of m-IMMS tool with integrated solutions such as Panorama, PHIX
  • Perform technical analysis, prepare detailed programming specifications, program design, write and/or generate code, and conduct unit tests
  • Provide programming support for incident management, application functionality sustainment, performance tuning and technical documentation for the m-IMMS solution
  • Translate technical specifications for integration/sustainment into working, tested application code
  • Develop detailed application programming specifications, writing code and scripts
  • Provide impact analysis, effort estimate and solution design/development for solution/software upgrades or based on any new business requirements
  • Maintain Development environments and continue continuous Integration (CI) practice
  • Modify the underlying components to conform to vendor upgrade releases of the Panorama product, business requirement changes, as well as specialized support for the overall DHIR solution
  • Provide software expertise in various computing platforms, operating systems, database technology, communication protocols, middleware and gateways.

Requirements

  • Public Sector Experience
  • Experience working with federal/provincial/broader public-sector healthcare providers
  • Knowledge of the provincial immunization system and OPS large complex IT Health related projects or equivalent
  • Experience with integration of Clinical IT Systems such as Client and Provider Registries
  • Knowledge of OPS Enterprise Architecture artifacts (or similar), processes and practices, and ability to produce technical documentation that comply with industry standard practices
  • Knowledge of industry standard such as Project Management Institute (PMI)
  • Experience adopting and adhering to OPS Unified I&IT Project Methodology, OPS Enterprise Architecture and OPS Gating process, and OPS Standard Systems Development Methodologies.
  • 10+ years of experience with preparing user interface design, technical specifications and documentation for design, development, installation, testing and performance of integrated, multi-services systems
  • 10+ years of experience with iOS programming with SWIFT
  • 10+ years of experience with MobileFirst Platform
  • 10+ years of experience with UI Frameworks (JavaFX, Spring, jQuery) or similar frameworks for web and mobile applications
  • 10+ years of experience with Java programming on Sun Solaris and RED-HAT/Linux, WebSphere Liberty Profile/WebSphere Application server, WebSphere Studio Application Developer, web services
  • 10+ years of experience with Java, Java EE, Java Frameworks (Hibernate), Java Scheduling/Threading, JavaScript, Angular and eclipses RESTFUL web services, Redhat/Linux scripting
  • 10+ years of experience with Oracle RDBMs(19c), SQL, PL/SQL, JSON, XML, ETL, stored procedure, optimized database queries, data architecture, data design and modelling, data mapping and database query performance tuning
  • 10+ years of experience with Front end programming skills including HTML5, JSF, PrimeFaces, CSS and JavaScript
  • 10+ years of experience with knowledge and experience with API testing and management tools such as Postman, SOAPUI, Swing
  • 10+ years of experience with version control system SVN or GitLab.
  • 10+ years of experience with Working knowledge of issue tracking sysem Jira.
  • 10+ years of experience in developing accessible UI components.
  • 10+ years of experience with knowledge and experience with Informatica, Elastic/Logstash/Kibana
  • 10+ years of experience using HL7-FHIR protocols and RESTFUL messaging, Middleware and gateways
  • Experience with IBM DataPower applications an asset
  • Experience in Platform as a service (PaaS), Docker, Kubernetes and API Gateway an asset
  • Knowledge and experience with Prolog, Haskell, LISP, and Cloud technologies using Cloud Foundry would be an asset.
  • 10+ years of experience with Working with business analysts to translate the business requirements and functional specifications into an application design appropriate to meet the business and operational/IT needs
  • 10+ years of experience with Working with technical systems specifications and translating them into working, tested applications for large, complex, mission critical applications sustainment and upgrades
  • 10+ years of experience with Work with Quality Assurance (QA) to code, test, and debug extensions/tools integration services
  • 10+ years of experience with Analysis, design and development work on complex, multi-tier web-based applications, micro-services architecture, mobile, and off-the-shelf solutions
  • 10+ years of experience with Proven technical leadership skills with ability to identify areas for improvement, and recommend solutions
  • 10+ years of experience with Designing, developing and implementing applications that work across modern browsers and various platforms, and mobile devices
  • 10+ years of experience with Using and applying extensive knowledge of User Interface (UI) design principles across a variety of applications, platforms and devices
  • 10+ years of experience with Conducting technical analysis, program code, detailed programming reports and specifications, program design, writing and/or generating code, and conducting tests
  • 10+ years of experience with Developing and maintaining system design models, technical documentation and specifications
  • 10+ years of experience with Maintaining development environments and adopt continuous Integration (CI) practice
  • 10+ years of experience with Conducting technical evaluation and assessment of options for technical design issues, application figuration aspects and integration capabilities, related tools and utilities, gap analysis of integration components to technical requirements/specifications/documentation
  • 10+ years of experience with Providing impact analysis, effort estimate and solution design/development for solution/software upgrades or based on any new business requirements
  • 10+ years of experience with Undertaking proof of technology with test data to simulate application load and performance tuning related applications
  • 10+ years of experience with Providing software expertise in various computing platforms, operating systems, database technology, communication protocols, middleware and gateways
  • 10+ years of experience with Providing application programming support for incident management, application functionality sustainment, performance tuning and technical documentation
  • 10+ years of experience with Developing and maintaining system design models, technical documentation and specifications
  • 10+ years of experience with Developing medical and clinical based systems
  • 10+ years of experience with Web performance optimization
  • 10+ years of experience with Various computing platforms, operating systems, database technology, communication protocols, middleware and gateways
  • 10+ years of experience with Conducting technical analysis, trouble-shooting, and issue resolutions for production operational support of reports, and other components and utilities
  • 10+ years of experience with Knowledge of recognized accessibility laws, regulations, and standards (e.g., W3C, WCAG) or other specific accessibility standards, and experience in usability, accessibility and compliance testing
  • 10+ years of experience with Ensuring compliance with architecture framework and system standards, and Agile Development Methodology
  • 10+ years of experience with Project management practices, and ability to contribute to design/development project plans, including work breakdown, resource estimates, and status reports
  • 10+ years of experience with Experience with Software Development Lifecycle (SDLC)
  • 10+ years of experience with Continuous Integration (CI) practice and enhanced Ci/CD experience and DevOps methodologies and technologies an asset
  • 10+ years of experience with Knowledge and experience with leading-edge technologies, design criteria including usability, security, and privacy for web and mobile applications.
  • Demonstrated strong leadership and people management skills
  • Exceptional analytical, problem solving and decision-making skills
  • Demonstrated strong interpersonal, verbal and written communication, and presentation skill
  • Proven troubleshooting and critical thinking experience
  • Demonstrated ability to apply strong listening skills to facilitate issue resolution
  • Effective consulting skills to engage with all stakeholders with proven track record for building strong working relationships
  • Excellent customer service skills, including tact and diplomacy to ensure client needs are managed effectively
  • A motivated, flexible, detail-oriented and creative team player with perseverance, excellent organization and multi-tasking abilities, and a proven track record for meeting strict deadlines.

Nice to have

  • Experience with IBM DataPower applications
  • Experience in Platform as a service (PaaS), Docker, Kubernetes and API Gateway
  • Knowledge and experience with Prolog, Haskell, LISP, and Cloud technologies using Cloud Foundry
  • Enhanced Ci/CD experience and DevOps methodologies and technologies

What we offer

  • Earn a competitive rate within the industry
  • Location: Up to 5 days onsite
  • Potential for extension
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