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Added 10 hours ago
A
IS Principal Developer Analyst – SAP ABAP
ABB
Milton, ON
- Full-time
We are looking for a highly skilled Senior SAP ABAP Developer to join our dynamic team, where you will leverage your extensive experience in developing, enhancing, and maintaining SAP…
Added 10 hours ago
A
Mechanical Engineering Lead, Data Centers
AECOM
Markham, ON
- $145,000 to $195,000 CAD / year
- Full-time
Knowledge of building automation systems (BAS), controls integration, and analytics platforms.
Added 10 hours ago
A
Control Systems Designer, Data Centers
AECOM
Markham, ON
- $90,000 to $140,000 CAD / year
- Full-time
The successful candidate will contribute to the design and integration of resilient automation, monitoring, and control systems while collaborating with experienced multidisciplinary Data…
Added 10 hours ago
LA
Director, Lawyer Services and Payments (24 months)
Legal Aid Ontario
Toronto, ON
- Contract
…decision-making, and promotes sustainable change through the integration of people, processes, technology, and…
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Senior Analyst - Commercial Technology
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Experience in the design, implementation, integration, and operationalization of web-based, hosted, proprietary, and SaaS platforms.
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FH
Manager, Clinical Operations & Program Services
Fraser Health
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- Full-time
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FH
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…community) that ensure effective and efficient bed utilization and integration of policy and procedures to support seamless care throughout the…
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FH
Coordinator, Education, Training and Development
Fraser Health
Surrey, BC
- Full-time
Added 11 hours ago
HT
BI Platform Operations Engineer
Hirematic Talent Solutions
Toronto, ON
- $80 to $90 CAD / hour
- Contract
Assist with operational support and troubleshooting of Amazon Q / Quick Suite agents, including access, configuration, underlying data/content availability, and integration-related issues.
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EG
Sales Manager
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Solutions Architect
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Ottawa, ON
- Full-time
…requirements analysis, system design, performance monitoring, system integration, and security design. The architectural domains may encompass one or more of the following: Application,…
Added 11 hours ago
S
Railway Systems Integration Specialist
SYSTRA
Toronto, ON
- Full-time
…and Civil infrastructure. The role responsibility for system integration within the corridor and provides technical support to the Corridor Technical leads to support integration. This…
Added 11 hours ago
PC
Data & AI Transformation Director
PwC Canada
Toronto, ON
- Full-time
At PwC, our people in integration and platform architecture focus on designing and implementing seamless integration solutions and robust platform architectures for clients. They enable…
Added 12 hours ago
LI
Software Developer
Lotus IT Solutions
Enterprise, ON
- Contract
The Ministry of Public and Business Service Delivery and Procurement is seeking a Senior Software Developer to join the Enterprise Financial Services Division on a fully onsite engagement.…
Added 12 hours ago
LI
Product Manager
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Toronto, ON
- Contract
The Government Services Integration Cluster, under the Ministry of Public and Business Service Delivery and Procurement, is seeking a Senior Product Manager to join their team in Toronto.…
Added 12 hours ago
SM
RQ11739 – Software Developer – Full Stack – Senior
S M Software Solutions Inc
Toronto, ON
- Internship
We are seeking a Senior Software Developer – Full Stack with extensive experience designing and developing large-scale, multi-client web applications, Java-based enterprise solutions, REST…
Added 12 hours ago
SM
RQ11255 – Systems Testing/QA Specialist – Senior
S M Software Solutions Inc
Toronto, ON
- Full-time
…non-functional testing, test automation, defect management, and system integration testing. The ideal candidate will have strong analytical and problem-solving skills, experience with…
Added 12 hours ago
LI
UX Designer
Lotus IT Solutions
Toronto, ON
- Contract
The Government Services Integration Cluster, under the Ministry of Public and Business Service Delivery and Procurement, is seeking a Senior UX Designer to join their team on a full-time…
Added 12 hours ago
LI
Software Developer - CRM - Intermediate
Lotus IT Solutions
Toronto, ON · Greater Toronto Area, Canada
- Contract
Lotus is seeking an Intermediate Software Developer – CRM to support the Enterprise Financial Services Division within the Ministry of Public and Business Service Delivery and Procurement.…
Added 12 hours ago
SM
RQ11599 – Technology Architect – Senior
S M Software Solutions Inc
Toronto, ON
- Internship
…administration, middleware operations, infrastructure planning, system integration, and business intelligence solutions. The ideal candidate will have strong hands-on expertise in Oracle…
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SM
RQ11575 – Data Architect/Modeller – Senior
S M Software Solutions Inc
Toronto, ON
- Internship
Experience creating detailed data standards to enable integration with other systems.
Added 12 hours ago
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RQ11485 – Data Architect/Modeller – Senior
S M Software Solutions Inc
Toronto, ON
- Internship
Ensure integration with related corporate and client cluster policies and standards, incorporating industry best practices.
Added 12 hours ago
IC
Senior Compiler Engineer - Triton and DSLs
Intel Corporation
Toronto, ON · CAN - - Toronto
- Full-time
…in compiler design, code generation, optimization, runtime integration, and performance…
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IC
Compiler Engineer - Triton and DSLs
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Toronto, ON · CAN - - Toronto
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S M Software Solutions Inc

RQ11739 – Software Developer – Full Stack – Senior

Toronto, ON, Canada

Internship

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Job details

Job type: Internship
Apply by: Nov 26, 2026
Posting language: English
Posted: Oct 27, 2026

Original job description

Client: Ministry of Public and Business Service Delivery and Procurement – RQ11739

We are seeking a Senior Software Developer – Full Stack with extensive experience designing and developing large-scale, multi-client web applications, Java-based enterprise solutions, REST APIs, microservices, and relational database systems. The ideal candidate will have strong hands-on expertise in Java, Oracle, SQL, secure communications, identity integration, middleware, enterprise integrations, and Azure DevOps or comparable tools. The successful candidate will design, develop, integrate, test, deploy, and maintain reusable enterprise platform services while ensuring security, scalability, reliability, maintainability, and compliance with applicable Ontario Public Service (OPS) standards.

Role Snapshot

Job Title: RQ11739 – Software Developer – Full Stack – Senior
Client: Ministry of Public and Business Service Delivery and Procurement
Work Location: 222 Jarvis Street, 5th Floor, Toronto, Ontario, Canada
Work Arrangement: Onsite – 5 Days per Week
Estimated Start Date: November 9, 2026
Estimated End Date: September 28, 2027
Business Days: 225.00
Extension: Probable after the initial mandate
Hours: 7.25 hours per day
Security Level: No Clearance Required

Must Have

Ten or more years of experience as a designer and developer of large-scale, multi-client web applications, or equivalent senior experience.
Extensive hands-on Java development experience with Oracle, SQL, or comparable relational databases.
Significant experience with REST APIs, RESTful web services, microservice architecture, and Internet-ready applications.
Experience with security gateways and protocols, including JSON Web Tokens (JWT), OAuth 2.0, SSL certificates, secure communications, and identity integration.

Description

The Senior Software Developer – Full Stack designs, develops, integrates, tests, deploys, and maintains enterprise platform capabilities across the user-interface, service, API, workflow, integration, and data-access layers.

The role builds reusable platform services that can support multiple government programs while also implementing the service-specific connections required to onboard registries, permitting, forms, payments, notifications, documents, identity, and other business-facing functions.

Working with architects, product managers, analysts, UX designers, QA specialists, DevOps engineers, security and privacy teams, and ministry partners, the Senior Software Developer – Full Stack converts approved designs and requirements into secure, scalable, observable, and maintainable software.

The role provides technical leadership through design input, estimation, code review, automated testing, troubleshooting, documentation, mentoring, and production support, helping ensure the platform remains stable while evolving through frequent releases and new integrations.

Experience

Extensive hands-on Java development experience with Oracle, SQL, or comparable relational database technologies.
Significant experience designing and developing REST APIs and RESTful web services.
Experience translating technical system specifications into working, tested applications, including detailed programming specifications, code development, compilation, debugging, documentation, maintenance, and unit testing.
Knowledge and experience with microservice architecture and applying core architecture principles to improve extensibility and maintainability.
Experience with object-oriented coding practices, current design patterns, refactoring, clean code, and structured development methodologies.
Experience developing Internet-ready applications and using rapid application development or Agile delivery approaches.
Experience with relational and hierarchical database technologies, query languages, SQL tuning, and data-access components.
Experience with security gateways and protocols such as JSON Web Tokens, OAuth 2.0, and SSL certificates.
Experience with middleware, gateways, communications protocols, enterprise integrations, and data migration or conversion activities.
Experience using Azure DevOps or comparable tools for work management, source control, build, testing, and deployment pipelines.
Experience conducting design walkthroughs, code reviews, impact assessments, and technical troubleshooting.
Experience eliciting and documenting information from diverse business stakeholders, subject-matter experts, architects, and other IT professionals.
Experience providing implementation, conversion, migration, and post-implementation support for complex applications.

General Skills / Duties

Translate approved technical system specifications into working, tested, secure, and maintainable enterprise platform applications.
Develop detailed programming specifications and design, write, generate, compile, debug, document, maintain, and unit test application code.
Design and develop frontend, backend, API, integration, workflow, middleware, and data-access components using approved patterns and standards.
Build and maintain Java-based microservices, REST APIs, RESTful web services, Internet-ready applications, and reusable platform services.
Develop and maintain database objects, queries, data transformations, conversion routines, and integration components using relational or hierarchical database technologies.
Implement security gateways and protocols, including identity, access, token, certificate, and secure communications requirements.
Create and maintain automated unit, integration, API, database, and user-interface tests.
Participate in design walkthroughs, impact assessments, code reviews, estimation, backlog refinement, sprint planning, release planning, and technical decision-making.
Review, analyse, and modify build, configuration, product-installation, and deployment scripts, including coding, testing, and debugging.
Resolve and troubleshoot technical problems arising during development, implementation, conversion, migration, deployment, and operation.
Collaborate with business analysts, architects, UX designers, testers, DevOps engineers, security specialists, and other IT professionals throughout the software development lifecycle.
Provide post-implementation support, resolve production issues, and improve application performance, reliability, extensibility, and maintainability.
Prepare and maintain user, system, technical, deployment, and support documentation.
Provide technical guidance and quality oversight while meeting delivery commitments and adapting to changing priorities.

Experience And Skill Set Requirements

Core Skills and Experience – 40%
Experience translating specifications into working applications using structured and Agile methods, object-oriented practices, design patterns, clean code, automated testing, and Azure DevOps.
Technical Skills and Experience – 35%
Strong understanding of Agile methodologies, structured development methods, object-oriented design, current design patterns, refactoring, and clean code.
Experience with relational and hierarchical databases, query languages, SQL tuning, middleware, gateways, communications protocols, conversion, and migration.
Experience with application design, deployment, installation scripts, troubleshooting, post-implementation support, and technical documentation.
Soft Skills – 20%
Strong written and verbal communication, analytical, systematic problem-solving, decision-making, interpersonal, and negotiation skills.
Ability to develop and present ideas, lead or participate in design walkthroughs, and work effectively with functional and technical teams.
Demonstrated ability to perform under pressure, adapt to change, work within aggressive timelines, and consistently meet deadlines.
Public-Sector Experience – 5%
Knowledge of Ontario Public Service development standards, processes, governance, security, accessibility, information-management, and documentation expectations.

How to Apply

If you are interested and your profile matches the requirements, kindly send the following mandatory documents to hrsmss@smsoftconsulting.com by Thursday, October 29, 2026, at 10:00 AM EST.

Mandatory Documents

Updated Resume in Word format (Mandatory)
References (Mandatory)
Expected Hourly Rate (Mandatory)
Visa Status (Mandatory)
LinkedIn ID (Mandatory)

Without the mandatory documents, we cannot submit a candidate.

WhatsApp Group

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Additional Information

Work Arrangement: Onsite – 5 days per week.

Email is the best way to reach us.

You have received this message either as a result of contacting our company to express interest in employment or as a result of posting your resume in a location that can be accessed by recruiters or HR specialists, which suggests an interest in being contacted about employment opportunities.

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More about this job

Responsibilities

Design, develop, test, deploy, and maintain secure, scalable Java-based enterprise applications, reusable platform services, APIs, microservices, integrations, and database components. Collaborate across technical and business teams to review designs and code, troubleshoot and support production systems, document solutions, and provide technical guidance.

Requirements

Requires 10 or more years of experience designing and developing large-scale, multi-client web applications, with extensive hands-on Java and relational database experience. Candidates should also have experience with REST APIs, microservices, security protocols and identity integration, Agile and object-oriented practices, Azure DevOps or comparable tools, and enterprise integrations.

Skills

Java
Oracle
SQL
REST APIs
Microservices
Relational Databases
OAuth 2.0
JSON Web Tokens
SSL Certificates
Azure DevOps
Object-Oriented Design
Agile Development
Automated Testing
Middleware
Enterprise Integration
Technical Documentation

Visa sponsorship

Not detected in the job text

Keywords

Java
Oracle
SQL
REST APIs
RESTful Web Services
Microservices
Relational Databases
Hierarchical Databases
JSON Web Tokens
OAuth 2.0
SSL Certificates
Identity Integration
Azure DevOps
Middleware
Security Gateways
Enterprise Integration
Data Migration
Data Conversion
Agile
Object-Oriented Design
Design Patterns
Clean Code
Automated Testing
CI/CD Pipelines
Application Deployment
Ontario Public Service Standards
Accessibility
Production Support

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