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Added 5 days ago
C
Développeur SAP HANA
CGI
Montreal, QC
- Full-time
CGI is seeking an SAP HANA Developer. This is a critical staffing need. The developer will design and maintain HANA data models and developments supporting application and analytical…
Added 5 days ago
AE
Senior Business Analyst, Anaplan Developer (temp. 24 months)
Agnico Eagle Mines Limited
Toronto, ON
- Full-time
Certified Anaplan Developer or Anaplan Solution Architect.
Added 5 days ago
RB
Associate Director, Global Risk Analytics
Royal Bank of Canada
Toronto, ON
- Full-time
Data management and analysis skills (SQL and Excel required)
Added 5 days ago
S
Data Analyst
Syntrace
Toronto, ON
- Full-time
Added 5 days ago
W
Machine Learning Scientist I
Wayfair
Toronto, ON
- $132,440 to $145,684 CAD / year
- Full-time
Experience with languages and tools relevant to data science, including Pytorch/TF, Github,Pyspark, Docker, SQL, GCP
Added 6 days ago
TH
Data Analyst
The Hospital for Sick Children
Toronto, ON
- Full-time
Added 6 days ago
PL
Actuary, Pricing
Pacific Life
Toronto, ON
- Full-time
Proficiency in actuarial modelling software (e.g Axis, Tyche, Prophet) and data analytics tools (e.g., SQL, Python, R, Tableau, Excel/VBA).
Added 6 days ago
C
QA Analyst
Corpay
Toronto, ON
- Full-time
Performing backend validation using SQL queries, API responses, and system logs as needed.
Added 6 days ago
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Jr. Software Developer
Fujitsu
Montreal, QC
- Full-time
The Junior Software Developer is expected to participate in a wide range of projects where this expertise is required. They will be expected to include user interaction, software coding and…
Added 6 days ago
CO
Job ID #32294: Network Analyst II - Datacentre Operations
City Of Hamilton
Hamilton, ON
- Full-time
Added 6 days ago
MI
Business Intelligence Specialist
Maarut Inc
Toronto, ON
- Contract
Oracle, Python, AWS Glue Python Shell, and AWS DMS experience, including complex SQL, source-data analysis, extraction, transformation, incremental loading, validation, reconciliation, and…
Added 6 days ago
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Senior Full Stack Developer
I8IS - Infiniti Software Solutions
Toronto, ON
- Full-time
We are seeking an experienced Senior Software Developer – Full Stack to design, develop, integrate, test, deploy, and maintain enterprise-level applications for government programs. The…
Added 6 days ago
MG
System Application Specialist - Clinical Informatics
Michael Garron Hospital
Toronto, ON
- Full-time
5 years of programming experience in Microsoft SQL Server and ORACLE environment.
Added 6 days ago
HD
Health Information Data Analyst
Hotel Dieu Shaver Health and Rehabilitation Centre
St. Catharines, ON
- Full-time
Produce reports and data extracts using application reporting tools, SQL queries, and web-based reporting platforms.
Added 6 days ago
M
Senior Java Full Stack Developer
Miratech
Toronto, ON
- Full-time
We are looking for a Senior Full Stack Developer to design, build and maintain both front-end interfaces and back-end systems, including APIs, microservices, databases and cloud…
Added 6 days ago
A
Analyste de système d’affaires, marchés des capitaux
Alithya
Toronto, ON
- Full-time
Proven experience working with SQL, including querying, data analysis, and troubleshooting;
Added 6 days ago
M
Senior Java Full Stack Developer
Miratech
Toronto, ON
- Full-time
We are looking for a Senior Full Stack Developer to design, build and maintain both front-end interfaces and back-end systems, including APIs, microservices, databases and cloud…
Added 6 days ago
AH
Lead
Alberta Health Services
Calgary, AB · Greater Calgary Metropolitan Area
- Full-time
…transforming, and analyzing large and complex datasets using SQL. Strong programming experience in Python and/or R for statistical analysis, data manipulation, automation, and model…
Added 6 days ago
ET
Director, Cybersecurity, Digital Transformation, Applications, Data and Artificial Intelligence
E2IP TECHNOLOGIES
Montreal, QC
- Full-time
Added 6 days ago
ED
Manager, Risk Quantification - EN 071
Export Development Canada | Exportation et développement Canada
Ottawa, ON
- $112,006 to $149,341 CAD / year
- Full-time
Added 6 days ago
O
Consultant(e) en implantation principal // Senior implementation consultant
Onomatic
Montreal, QC
- Full-time
Connaissance des intégrations d'entreprise et des flux de données, notamment les API REST ou services Web, les interfaces par messages, le mappage de données, SQL et l'analyse de journaux
Added 6 days ago
R
Associate Director, Global Risk Analytics
RBC
Toronto, ON
- Full-time
Data management and analysis skills (SQL and Excel required)
Added 6 days ago
GS
Analyste support production
Groupe SII
Montreal, QC
- Full-time
Connaissance ou expérience de SQL, idéalement avec Oracle, incluant l’utilisation de requêtes standards telles que SELECT et UPDATE.
Added 6 days ago
SC
Analyste support production
SII Canada
Montreal, QC
- Full-time
Connaissance ou expérience de SQL, idéalement avec Oracle, incluant l’utilisation de requêtes standards telles que SELECT et UPDATE.
Added 6 days ago
TS
Analyst – Front Office Application Engineer
TD Securities
Toronto, ON
- Full-time
Strong programming skills in one or more of Golang, Python, C++, JavaScript/TypeScript, or SQL.

I8IS - Infiniti Software Solutions

Senior Full Stack Developer

Toronto, ON, Canada

Full-time

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Job details

Job type: Full-time
Apply by: Nov 21, 2026
Experience: 10+ years of experience designing and developing large-scale, multi-client web applications or equivalent senior-level development experience.
Posting language: English
Posted: Oct 22, 2026

Original job description

Senior Full Stack Developer

Location: Toronto, ON
Work Arrangement: Onsite – 5 days per week
Contract Duration: November 9, 2026 – September 28, 2027
Contract Type: Contract

About the Role

We are seeking an experienced Senior Software Developer – Full Stack to design, develop, integrate, test, deploy, and maintain enterprise-level applications for government programs. The successful candidate will build secure, scalable, and maintainable platform services across frontend, backend, API, workflow, integration, and data-access layers.

This role involves developing Java-based microservices, REST APIs, database components, and enterprise integrations while collaborating with architects, business analysts, UX designers, QA specialists, DevOps engineers, security teams, and other stakeholders. The developer will also provide technical leadership, conduct code reviews, troubleshoot issues, and support production deployments and ongoing application enhancements.

Key Responsibilities

Design, develop, test, deploy, and maintain secure and scalable enterprise applications.
Build and maintain Java-based microservices, REST APIs, RESTful web services, and reusable platform services.
Develop frontend, backend, workflow, middleware, integration, and data-access components.
Translate technical specifications and business requirements into working, tested applications.
Design and maintain database objects, SQL queries, data transformations, conversion routines, and integration components.
Implement security protocols and gateways, including JWT, OAuth 2.0, SSL certificates, identity integration, and secure communications.
Develop and maintain automated unit, integration, API, database, and user-interface tests.
Participate in design walkthroughs, code reviews, impact assessments, estimation, sprint planning, and release planning.
Review, modify, test, and troubleshoot build, configuration, installation, and deployment scripts.
Resolve technical issues related to development, implementation, migration, deployment, and production operations.
Collaborate with cross-functional business and technical teams throughout the software development lifecycle.
Provide post-implementation support and improve application performance, reliability, extensibility, and maintainability.
Prepare and maintain technical, system, deployment, user, and support documentation.
Provide technical guidance, mentoring, and quality oversight while meeting project deadlines.

Must-Have Skills and Qualifications

10+ years of experience designing and developing large-scale, multi-client web applications or equivalent senior-level development experience.
Extensive hands-on Java development experience with Oracle, SQL, or comparable relational database technologies.
Strong experience designing and developing REST APIs and RESTful web services.
Experience with microservice architecture and Internet-ready applications.
Experience with security gateways and protocols, including JWT, OAuth 2.0, SSL certificates, secure communications, and identity integration.
Strong knowledge of relational and hierarchical databases, query languages, SQL tuning, middleware, gateways, and communications protocols.
Experience with data conversion, migration, and enterprise integration activities.
Strong understanding of object-oriented programming, design patterns, refactoring, clean code, and structured development methodologies.
Experience with Agile delivery approaches, automated testing, and Azure DevOps or comparable tools.
Experience with application deployment, troubleshooting, technical documentation, and post-implementation support.

Technical Skills and Experience

Java development and enterprise application architecture
REST APIs and RESTful web services
Microservices and reusable platform services
Oracle, SQL, and relational or hierarchical databases
SQL tuning and data-access components
JWT, OAuth 2.0, SSL certificates, and identity integration
Middleware, gateways, and enterprise integrations
Azure DevOps, source control, build, testing, and deployment pipelines
Automated testing, debugging, and production support
Agile methodologies and software development lifecycle practices

Soft Skills

Strong written and verbal communication skills.
Excellent analytical, problem-solving, and decision-making abilities.
Ability to communicate technical concepts and present ideas effectively.
Strong collaboration and interpersonal skills.
Ability to work under pressure, adapt to changing priorities, and meet aggressive deadlines.
Experience participating in technical discussions, design reviews, and cross-functional collaboration.

Nice to Have

Experience working with the Ontario Public Service (OPS) or other public-sector organizations.
Knowledge of public-sector development standards, governance, security, accessibility, information management, and documentation requirements.

How to Apply

Interested candidates can send their resumes to itjobs@i8is.com or contact me directly.

Apply About employer

More about this job

Responsibilities

Design, develop, test, deploy, and maintain secure enterprise applications, including Java microservices, REST APIs, frontend and backend components, database objects, and integrations. Provide technical leadership and production support while collaborating with cross-functional teams on reviews, testing, deployments, documentation, and ongoing application improvements.

Requirements

Requires 10+ years of experience developing large-scale web applications, extensive Java and relational database experience, and strong skills in REST APIs, microservices, security protocols, and enterprise integration. Candidates should also have experience with Agile delivery, automated testing, Azure DevOps or comparable tools, deployment, troubleshooting, and technical documentation.

Skills

Java
REST APIs
Microservices
Oracle
SQL
Relational Databases
JWT
OAuth 2.0
SSL Certificates
Identity Integration
Enterprise Integration
Azure DevOps
Automated Testing
Agile Methodologies
Application Deployment
Production Support

Visa sponsorship

Not detected in the job text

Keywords

Java
Full-Stack Development
Enterprise Applications
Microservices
REST APIs
RESTful Web Services
Oracle
SQL
Relational Databases
Hierarchical Databases
SQL Tuning
JWT
OAuth 2.0
SSL Certificates
Identity Integration
Middleware
Enterprise Integration
Azure DevOps
Source Control
Build Pipelines
Deployment Pipelines
Automated Testing
Agile
Object-Oriented Programming
Design Patterns
Data Migration
Production Support
Government Programs
Technical Documentation
Application Security

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