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Added 3 days ago
O
Senior Technical Program Manager
Oracle
Canada
- Full-time
Hands-on experience with OCI, Oracle Analytics Cloud, Fusion Data Intelligence, Oracle AI Data Platform, Autonomous Database/Data Warehouse, data integration, or related Oracle data and…
Added 3 days ago
P
Software Engineer
ProxyLink
Toronto, ON
- Contract
ProxyLink is hiring an experienced Software Developer to design, develop, enhance, maintain, and support enterprise applications and technology platforms. The successful candidate will have…
Added 3 days ago
J
Senior Software Developer / Full Stack Technical Lead
Joblinxsapp
Toronto, ON
- Full-time
Apply .NET/C#, SQL Server, Spring Boot, Apache Tomcat, and Oracle or SQL database technologies where required.
Added 3 days ago
T
Senior ETL Developer – Data Migration | Azure Data Factory | Informatica
ThoughtStorm
Toronto, ON
- Contract
Extensive experience with Oracle, MS SQL Server, Azure SQL Database, and complex SQL/PL-SQL queries.
Added 3 days ago
J
Senior Full Stack Software Developer – Java / Angular
Joblinxsapp
Toronto, ON
- Full-time
The Government of Ontario is seeking an experienced Senior Full Stack Software Developer to support application development, data analysis, database design, and technical implementation…
Added 3 days ago
M
RQ10575 - Software Developer - ETL - Senior
Maarut
Toronto, ON
- Contract
experience with various database structures and RDMS like Oracle, MS SQL
Added 3 days ago
A
Senior Salesforce QM Tester / Toronto, ON / Hybrid - (FTE)
AceStack
Toronto, ON
- Full-time
SQL & Database Testing: Strong hands-on experience writing and executing complex SQL queries for data validation, test data preparation, troubleshooting, and data integrity checks,…
Added 3 days ago
NV
Solution Architect (ID#5258)
New Value Solutions
Vancouver, BC · Greater Vancouver, BC
- $85 to $105 CAD / hour
- Contract
Database design experience (SQL and NoSQL: SQL Server, Oracle, MongoDB, CosmosDB).
Added 3 days ago
CO
Temporary Solutions Integration Specialist (up to 8 months)
City of Saint John
Saint John, NB
- Temporary
…by monitoring all essential components of the application or database, establishing effective working relationships with vendors and communicating with the IT…
Added 3 days ago
IC
AppOps, Senior Specalist
Interac Corp.
Toronto, ON · Interac Corp. Head Office
- Full-time
Experience with relational database technologies such as Oracle or DB2, including the ability to write SQL queries and produce reports from databases and Splunk.
Added 3 days ago
IC
AppOps, Specialist
Interac Corp.
Toronto, ON · Interac Corp. Head Office
- Full-time
Experience working with relational database management systems, such as Oracle or DB2.
Added 3 days ago
CO
Application & Integration Technical Analyst
City of Saint John
Saint John, NB
- Full-time
5+ year demonstrable experience working with modern ERP environments and related business process domains (e.g. Dynamics 365, Oracle Fusion, Workday, SAP)
Added 3 days ago
J
Senior Software Developer – Identity & Access Management, .NET, Azure & Application Modernization
Joblinxsapp
Toronto, ON
- Full-time
The Government of Ontario is seeking an experienced Senior Software Developer to lead development, maintenance, enhancement, and modernization activities across existing branch platforms…
Added 3 days ago
ST
Hedge Fund Performance Analyst
SS&C Technologies
Toronto, ON
- Full-time
Relational database knowledge (MS-SQL, Oracle) and basic SQL querying is an asset
Added 3 days ago
CO
Job ID #32293: Network Analyst I - Datacentre Operations
City of Hamilton
Hamilton, ON
- Full-time
- Temporary
Added 3 days ago
CO
Job ID #32294: Network Analyst II - Datacentre Operations
City of Hamilton
Hamilton, ON
- Full-time
Added 3 days ago
ND
Software Engineer
Newfold Digital
Halifax, NS · NS
- Full-time
Strong command over Oracle and MySQL, including database design, query optimization, performance tuning, and stored procedures
Added 3 days ago
TC
Mining Analytics Intern
Toromont Cat
Concord, ON
- Full-time
Experience with database concepts and SQL skills on Databases like Oracle, SQL server
Added 4 days ago
M
RQ11737 - Software Developer - Full Stack - Senior
Maarut
Toronto, ON
- Contract
ministry partners, the Senior Software Developer – Full Stack converts approved
Added 4 days ago
TC
Azure Data Engineer
Tata Consultancy Services
Toronto, ON
- $100,000 to $120,000 CAD / year
- Full-time
Experience working with Microsoft Azure Data Platform, specifically Azure SQL Database, Azure Data Factory, ADLS storage account, Azure Data Bricks and DevOps
Added 4 days ago
IC
Dotnet Developer
Infotek Consulting Inc.
Toronto, ON
- Contract
Experience with additional database platforms, including Oracle.
Added 4 days ago
RO
Manager, HR Systems
Region of Waterloo
Kitchener, ON
- $114,860.2 to $143,579.8 CAD / year
- Full-time
Consults and coordinates with ITS regarding operation and performance of applications and database servers, and to ensure hardware can support HR systems.
Added 4 days ago
NB
Chief Solution Architect
National Bank of Canada
Montreal, QC
- Full-time
Experience with both relational and NoSQL databases (e.g., Sybase, Oracle, PostgreSQL, MongoDB).
Added 4 days ago
CO
Systems Administrator
City of Winnipeg
Winnipeg, MB
- Full-time
…vSphere Foundation, Microsoft Windows Server, Ubuntu Linux, Oracle Linux, Microsoft Azure, Veeam Data Platform, Cisco UCS, and IBM…
Added 4 days ago
CO
Temporary Solutions Integration Specialist (up to 8 months)
City of Saint John
Saint John, NB
- Temporary
…by monitoring all essential components of the application or database, establishing effective working relationships with vendors and communicating with the IT…

Maarut

RQ11737 - Software Developer - Full Stack - Senior

Toronto, ON, Canada

Contract

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Job details

Job type: Contract
Posting language: English
Posted: Oct 22, 2026

Original job description

Description:

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:

Ten or more years of experience designing and developing large-scale, multi-client web applications, or an equivalent depth of senior development 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.

Requirements

Experience and Skill Set Requirements:

Must Haves:

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, OAuth 2.0, SSL certificates, secure communications, and identity integration.
Experience with relational and hierarchical databases, query languages, SQL tuning, middleware, gateways, communications protocols, conversion, and migration.

Nice to have:

OPS or public sector exp.

Skill Set Requirements:

Core Skills and Experience:

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 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:

Experience with security gateways and protocols, including JSON Web Tokens, OAuth 2.0, SSL certificates, secure communications, and identity integration.
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:

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:

Knowledge of Ontario Public Service development standards, processes, governance, security, accessibility, information-management, and documentation expectations.

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More about this job

Responsibilities

The Senior Software Developer designs, develops, and maintains enterprise platform capabilities across the full stack, including UI, services, and data-access layers. They provide technical leadership through code reviews, mentoring, and collaboration with cross-functional teams to ensure scalable and secure software delivery.

Requirements

Candidates must have ten or more years of experience in large-scale web application development with extensive hands-on Java and relational database expertise. Proficiency in microservice architecture, RESTful APIs, and security protocols like OAuth 2.0 is essential for this role.

Skills

Java
Full stack development
REST APIs
Microservices
Oracle
SQL
Azure DevOps
Agile methodologies
JSON Web Tokens
OAuth 2.0
SSL certificates
System design
Code review
Automated testing
Database tuning
Middleware

Visa sponsorship

Not detected in the job text

Keywords

Software Developer
Full Stack
Java
Oracle
SQL
REST APIs
Microservices
Azure DevOps
Agile
JSON Web Tokens
OAuth 2.0
SSL
Middleware
Database tuning
System architecture
Unit testing
CI/CD
Enterprise integration
Object-oriented programming
Design patterns
Clean code
Refactoring
Technical documentation
Production support
Security gateways
Identity management
Data migration
Web applications
Scalability
Observability

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