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Added 3 days ago
C
Sanctions Developer (OFAC)
CGI
Halifax, NS
- Full-time
We are seeking a Sanctions Developer/Engineer to contribute to the enhancement and maintenance of the Client's sanctions screening platform within the OFAC compliance space.
Added 3 days ago
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Senior Full Stack Developer (Java/React)
Luxoft
Toronto, ON
- Contract
7+ years of experience with Java in enterprise systems
Added 3 days ago
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Java Software Engineer
Synechron
Calgary, AB
- Full-time
We are looking for a Java developer to join our team and help deliver key initiatives. The candidate should be a solid Java programmer, with strong design and implementation fundamentals.…
Added 3 days ago
C
AVP Applications Development Sr Programmer Analyst
Citi
Mississauga, ON
- Full-time
Build distributed microservices that power critical financial systems as a Senior Software Engineer, Java Microservices at Citi. You will design, develop, and implement scalable backend…
Added 3 days ago
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Software Engineer, Full Stack
Gigi
Toronto, ON
- Full-time
…core part of how you work, while building across agent logic, backend services, data, and the customer-facing…
Added 3 days ago
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Staff Security Engineer
Snaplii
Toronto, ON · Etobicoke, ON
- Full-time
Strong, current software engineering - substantial backend or platform development experience, including recent production coding. You can independently modify Java and Spring Boot…
Added 3 days ago
SI
Senior Developer
SAP IT Business Systeme
Montreal, QC
- $108,100 to $222,800 CAD / year
- Full-time
You will join a new team focused on building and maintaining the core of our OMS product from common backend services to CI/CD, you will get to collaborate with all the teams in the group…
Added 3 days ago
B
QA Automation Lead – ATM/POS/DCC Payments
BeachHead
Toronto, ON
- $65 to $70 CAD / hour
- Contract
Hands-on experience with Selenium, Playwright, Java, Maven, TestNG, QMetry, and CI/CD pipelines
Added 3 days ago
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Lead Python + AI
Digitive
Canada
- Contract
…workflows. In this role, you will bridge the gap between traditional backend systems and modern language models, focusing on secure and scalable LLM interactions with internal systems,…
Added 3 days ago
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Software Developer
AppDirect
Montreal, QC
- Full-time
We are looking to hire a skilled and ambitious software developer in Montreal. You are a highly technical, hands-on fullstack developer with a passion for producing maintainable and robust…
Added 3 days ago
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Sr. Consultant, Full Stack Developer
CIBC
Toronto, ON
- Full-time
…multiple back-end systems. As a Sr. Consultant, Full Stack Developer you’ll assemble, implement and maintain easy, flexible, and personalized solutions that enhance the client experience…
Added 3 days ago
Full Stack Developer
Government of Alberta
AB
…using AI-first development practices, and using AI as a co-developer, in addition to traditional front-end and back-end…
Added 3 days ago
PG
Java Developer
Pacer Group
Montreal, QC
- $45 to $48 CAD / hour
- Contract
3+ years of exp. in Full-stack development, across back-end including Java, and front-end including JavaScript or Typescript, HTML5, CSS, and Angular (8, 10 or later, preferably 17).
Added 3 days ago
Senior Software Engineer, Performance ( Toronto)
Okta
Toronto, ON
5+ years of experience as a software developer with strong knowledge of Java or a similar language, including a solid understanding of JVM internals, garbage collection, and concurrency.
Added 3 days ago
A
Senior Java Spark Backend Developer
Apptad
Montreal, QC
- Contract
We are seeking a highly skilled and experienced Senior Java Backend Developer to join our core engineering team. In this role, you will be responsible for designing, building, and…
Added 3 days ago
A
Java Backend Developer
Apptad
Montreal, QC
- Contract
…solutions. The ideal candidate should have strong expertise in Java, SQL, database systems, and Python, along with a willingness to learn and adapt to new…
Added 3 days ago
Senior Backend Product Engineer, Menu Operations
HelloFresh
Toronto, ON
Proficiency and production experience with one or more backend languages such as Golang, Python, or Java.
Added 3 days ago
SM
RQ11255 – Systems Testing/QA Specialist – Senior
S M Software Solutions Inc
Toronto, ON
- Full-time
Added 3 days 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 3 days ago
ST
Back End Developer
Soroc Technology
Toronto, ON
- $60 to $70 CAD / hour
- Contract
Strong experience designing, building, and operating backend services and APIs using Java, Spring Boot
Added 3 days ago
AT
Production Support Engineer (Deposit Systems)
Aarorn Technologies Inc
Montreal, QC
- $60 CAD / hour
- Contract
Customization Standards Compliance with Release 12.2 development standards for PL/SQL, Forms, Reports, and Java
Added 3 days ago
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Software Engineer I
Beanfield
Toronto, ON
- $90,000 to $110,000 CAD / year
- Full-time
…team. This role focuses on designing, developing, and enhancing backend systems, APIs, and data processing tools using Python, Java and modern web frameworks. The Software Engineer will…
Added 3 days ago
B
Senior Java Backend Developer
Blutic
Montreal, QC
- Full-time
Blutic is looking for experienced Senior Java Backend Developer (Java + SQL) with 7 to 15 years of experience to join our high-performing engineering team. The ideal candidate will have…
Added 4 days ago
AT
Java Full Stack & Identity Access Developer
Aarorn Technologies Inc
Toronto, ON
- $50 CAD / hour
- Contract
Job Title: Java Full Stack & Identity Access Developer
Added 4 days ago
AT
Senior Java Full Stack Developer
Aarorn Technologies Inc
Toronto, ON
- $52 CAD / hour
- Contract
We are seeking a Senior Java Full Stack Developer to design and deliver scalable enterprise applications within a complex financial-services environment. The role will focus on Java and…

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 27, 2026
Posting language: English
Posted: Oct 28, 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, REST APIs, microservices, integrations, and database components. Provide technical leadership through design reviews, code reviews, testing, troubleshooting, documentation, mentoring, and production support while collaborating across business and technical teams.

Requirements

Requires at least ten years of senior-level experience designing and developing large-scale, multi-client web applications, with extensive 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
Microservice Architecture
Internet-Ready Applications
Relational Databases
Hierarchical Databases
SQL Tuning
JSON Web Tokens
OAuth 2.0
SSL Certificates
Identity Integration
Secure Communications
Middleware
Gateways
Enterprise Integrations
Azure DevOps
Source Control
Build Pipelines
Deployment Pipelines
Object-Oriented Design
Design Patterns
Clean Code
Refactoring
Agile
Automated Testing
Data Migration
Ontario Public Service Standards

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