Senior Full Stack Java Developer

Assignment: RQ11231 - Software Developer - Senior Job Title: Senior Full Stack Java Developer Requisition (SS): RQ11231 Start Date: 2026-09-01 Client: Health Services Cluster End Date: 2027-08-31 Office Location: 5700 Yonge St. Toronto Organization: Health Services Cluster Ministry: Ministry of Public and Business Service Delivery and Procurement # Business Days: 248.00 Onsite

MUST HAVES:

• 10+ years demonstrated knowledge and experience of IT systems development in multi-platform environments (web, desktop, mobile, mainframe, micro/mini systems, etc.) and multi-tiered open-standard technologies such as JSP/Servlet, JEE, EJB, JNDI, JDBC, JMS, XML, JSON, REST and SOAP-based Web Services, Strut Framework, Oracle Designer, WebSphere, SUN Solaris, Windows 2008/2012, .NET, VPN, PKI, LDAP, Oracle RDBMS (versions 9, 10, 11 and/or 12), PL/SQL, development and deployment tools (e.g. source codes and application packages management).
• Demonstrated advanced knowledge and experience of full-stack multi-tier solutions / system components analysis, design, coding and systems integration, using multiple technologies - REST API, SOAP/WSDL web services, JSON/XML messaging and User Interface (e.g. Web components, UI libraries/frameworks), as well as integration with third party solutions / services.
• Able to identify and coordinate the resolution of technical problems and incidents, conduct research, assess client requirements, lead design projects, and develop recommendations.
• Experience with systems debugging, refactoring and optimization

Description

• NOTE:
  • Assignment Type: This position is listed as Onsite; the resource is expected to work 7.25 hours per calendar day between the standard working hours of 8:00-5:00 PM (excluding lunch breaks) every Monday to Friday inclusive at the identified OPS office location.
• Extension/Amendment Attestation:
  • Extensions are permitted only to the extent of unused contract days and/or remaining contract funds. No additional funds will be added beyond the maximum contract value, including any extension options set out in the original SOW.
• Requirements analysis, in collaboration with the business analysts
• Solutions design and architecture artifacts - conceptual, logical and physical
• Architecture checkpoints activities and support
• Solutions design walkthrough
• Complete documentation - technical and user guides
• System / solution components coding and integration
• System unit and integration testing
• Test cases development for unit and integration testing
• Collaboration with system testers to develop test cases for system functional, performance and vulnerability testing
• Knowledge transfer checklist and walkthrough for the technical project team members

Experience and Skill Set Requirements

Technical Skills and Experience - 30%

• 10+ years demonstrated knowledge and experience of IT systems development in multi-platform environments (web, desktop, mobile, mainframe, micro/mini systems, etc.) and multi-tiered open-standard technologies such as JSP/Servlet, JEE, EJB, JNDI, JDBC, JMS, XML, JSON, REST and SOAP-based Web Services, Strut Framework, Tomcat, Apache, Oracle Designer, WebSphere, WebLogic, SUN Solaris, Windows 2008/2012, .NET, VPN, PKI, LDAP, Oracle RDBMS PL/SQL, development and deployment tools (e.g. source codes and application packages management).
• Thorough knowledge of large-scale complex systems analysis techniques and methodologies, design and development, programming concepts and languages, internet/intranet and emerging technologies.

Systems Components Development and Integration - 20%

• Demonstrated advanced knowledge and experience of full-stack multi-tier solutions / system components analysis, design, coding and systems integration, using multiple technologies - REST API, SOAP/WSDL web services, JSON/XML messaging and User Interface (e.g. Web components, UI libraries/frameworks), as well as integration with third party solutions / services.
• Experience with using design and development tools (e.g. MS Visio, Power Designer, Eclipse, JetBrains IntelliJ, Atom/Visual Code etc.) for solution artefacts design and development.

Technical Project Leadership - 15%

• Experience leading a development team to deliver an end-to-end enterprise-level IT solutions.
• Ability and experience to conduct solution design and code walkthrough.
• Provide technical leadership for system analysts, developers and testers.
• Knowledge of project management methodologies, analytical tools and processes, work estimation, and ITIL best practices
• Ability and experience to lead major complex IT projects, direct teams of technical staff and external consultants, and ensure project deliverables are delivered within specified parameters.

Analytical and Problem-Solving Skills - 15%

• Able to identify and coordinate the resolution of technical problems and incidents, conduct research, assess client requirements, lead design projects, and develop recommendations.
• Experience with systems debugging, refactoring and optimization
• Develop technical design features and alternatives to ensure effective operation of hardware and software platforms and IT security and quality control systems

Communication, Consultation and Interpersonal Skills - 15%

• Effective communication skills to prepare reports, documentation and explain technical solutions to IT and non-technical stakeholders.
• Work cooperatively with project staff and external stakeholders to discuss application development methods.
• You can collaborate, monitor, and manage service delivery partners, and participate in various IT group discussions/committees
• Ability to work on multiple assignments concurrently
• Strong Interpersonal and negotiation skills.
• Strong consulting skills to engage with all stakeholders.
• A demonstrated team player with a proven track record for meeting deadlines

Public Sector Experience - 5%

• Ability to acquire knowledge of the government`s strategies, directives, policies/ procedures/guidelines.
• Understanding of IT standards and guidelines related to architecture artefacts creation and checkpoints, as well security and privacy