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Added 6 days ago
LI
Technology Architect
Lotus IT Solutions
Toronto, ON
- Contract
…managing technical architecture across hardware, software, database, and communications systems. This is a hands-on senior role requiring deep expertise in Oracle database administration,…
Added 6 days ago
LI
Senior Software Developer - Full Stack
Lotus IT Solutions
Toronto, ON
- Contract
Extensive hands-on Java development experience with Oracle, SQL, or comparable relational database technologies.
Added 6 days ago
LI
Senior Software Developer - Full Stack
Lotus IT Solutions
Toronto, ON
- Contract
Extensive hands-on Java development experience with Oracle, SQL, or comparable relational database technologies
Added 6 days ago
SM
RQ11737 – Software Developer – Full Stack – Senior
S M Software Solutions Inc
Toronto, ON
- Internship
Extensive hands-on Java development experience with Oracle, SQL, or comparable relational database technologies.
Added 6 days ago
SM
RQ11738 – Software Developer – Full Stack – Senior
S M Software Solutions Inc
Toronto, ON
- Internship
We are seeking a Senior Full Stack Software Developer with extensive experience designing, developing, integrating, testing, deploying, and maintaining large-scale enterprise web…
Added 6 days ago
SM
RQ10575 – Software Developer – ETL – Senior
S M Software Solutions Inc
Toronto, ON
- Full-time
We are seeking a Senior Software Developer – ETL with extensive experience in data migration, ETL development, data conversion, database technologies, and digital transformation…
Added 6 days ago
SM
RQ10575 – Software Developer – ETL – Senior
S M Software Solutions Inc
Toronto, ON
- Full-time
We are seeking a Senior Software Developer – ETL with extensive experience in data migration, ETL development, data conversion, database technologies, and digital transformation…
Added 6 days ago
SM
RQ11737 – Software Developer – Full Stack – Senior
S M Software Solutions Inc
Toronto, ON
- Internship
Extensive hands-on Java development experience with Oracle, SQL, or comparable relational database technologies.
Added 6 days ago
SM
RQ11738 – Software Developer – Full Stack – Senior
S M Software Solutions Inc
Toronto, ON
- Internship
We are seeking a Senior Full Stack Software Developer with extensive experience designing, developing, integrating, testing, deploying, and maintaining large-scale enterprise web…
Added 6 days ago
SM
RQ11738 – Software Developer – Full Stack – Senior
S M Software Solutions Inc
Toronto, ON
- Internship
We are seeking a Senior Full Stack Software Developer with extensive experience designing, developing, integrating, testing, deploying, and maintaining large-scale enterprise web…
Added 6 days ago
SM
RQ11737 – Software Developer – Full Stack – Senior
S M Software Solutions Inc
Toronto, ON
- Internship
Extensive hands-on Java development experience with Oracle, SQL, or comparable relational database technologies.
Added 6 days ago
SM
RQ10575 – Software Developer – ETL – Senior
S M Software Solutions Inc
Toronto, ON
- Full-time
We are seeking a Senior Software Developer – ETL with extensive experience in data migration, ETL development, data conversion, database technologies, and digital transformation…
Added 6 days ago
II
Lead Data Scientist
iVedha Inc.
Oakville, ON
- Full-time
Technical expertise regarding data models, database design development, data mining and segmentation techniques
Added 6 days ago
C
Applications Development Intermediate Programmer Analyst
Citi
Mississauga, ON
- Full-time
Hands-on experience with relational database platforms suc
Added 6 days ago
E
Planning & Scheduling Coordinator
EllisDon
Edmonton, AB
- Full-time
Participate in developing and maintaining a database of construction productivity rates, procurement durations, lead times and project risk items.
Added 7 days ago
M
RQ11599 - Technology Architect - Senior
Maarut
Toronto, ON
- Contract
Provide Oracle database and infrastructure support for
Added 7 days ago
AS
SAP Business Objects Developer
Ardent SoftSol Inc.
Markham, ON
- Contract
Job Summary: We are seeking a skilled SAP BO Developer to design, develop, maintain, and support SAP BusinessObjects reporting and analytics solutions. The ideal candidate will have…
Added 7 days ago
A
Architecte solutions
Akkodis
Toronto, ON
- $160,000 to $190,000 CAD / year
- Full-time
Provide expertise in Oracle Cloud Infrastructure (OCI), Oracle Database, Oracle Fusion Applications, and related Oracle technologies.
Added 7 days ago
IC
Sr. Java Deveoper
IT Connex
Toronto, ON · Greater Toronto Area, Canada
- Contract
5+ years of experience in SQL/NoSQL database management systems (Oracle, MySQL, Postgres, MongoDB, Couchbase, Neo4j)
Added 7 days ago
B&
Security Manager (Healthcare)
Black & McDonald Limited
Toronto, ON
- Full-time
Maintain accurate records of security incidents, staff activities, document controls/record keeping and other relevant information on our Shared Database
Added 7 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 7 days ago
C
Sr. Database Automation Engineer
CIBC
Toronto, ON
- Full-time
Infrastructure and service reliability - Monitor Linux and Windows infrastructure, Oracle and SQL database platforms, automation jobs, and supporting services to identify issues early and…
Added 7 days ago
BR
Senior Software Developer – ETL / Data Migration
BITS Recruiting
Toronto, ON
- $90 to $96 CAD / hour
- Contract
Strong experience with relational databases, including Oracle, Microsoft SQL Server, and Azure SQL Database.
Added 7 days ago
M
RQ11738 - Software Developer - Full Stack - Senior
Maarut
Toronto, ON
- Contract
ministry partners, the Senior Software Developer – Full Stack converts approved
Added 7 days ago
M
RQ11739 - Software Developer - Full Stack - Senior
Maarut
Toronto, ON
- Contract
ministry partners, the Senior Software Developer – Full Stack converts approved

Lotus IT Solutions

Senior Software Developer - Full Stack

Toronto, ON, Canada

Contract

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Job details

Job type: Contract
Apply by: Nov 25, 2026
Experience: 10+ years of experience designing and developing large-scale, multi-client web applications, or equivalent depth of senior development experience
Posting language: English
Posted: Oct 26, 2026

Original job description

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Ref: RQ11739 Contract – 11 Months (Extension Possible) Onsite – Toronto (222 Jarvis St. 5th Floor)

Posted Date: 2026-10-26

Location: Onsite – Toronto (222 Jarvis St. 5th Floor)

Public Sector Experience: Required – OPS / Public Sector

Contract End Date: 2027-09-28 *

Rate: $103/hour

Overview

The Government Services Integration Cluster (Ministry of Public and Business Service Delivery and Procurement) is seeking a Senior Software Developer – Full Stack to design, develop, integrate, and maintain enterprise platform capabilities across all application layers. Working alongside architects, product managers, UX designers, QA specialists, DevOps engineers, and ministry partners, the successful candidate will build reusable platform services that support multiple government programs while onboarding registries, permitting, payments, notifications, identity, and other business-facing functions. This is a technically hands-on leadership role requiring deep full-stack expertise and a commitment to secure, scalable, and maintainable software delivery.

Key Responsibilities

Design, develop, and maintain 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, and reusable platform services supporting multiple government programs
Translate approved technical specifications into working, tested, secure, and maintainable enterprise platform applications
Develop detailed programming specifications; write, compile, debug, document, and unit test application code
Develop and maintain database objects, queries, data transformations, conversion routines, and integration components using relational and hierarchical database technologies
Implement security gateways and protocols including identity, access management, JSON Web Tokens, OAuth 2.0, SSL certificates, and secure communications
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, and technical decision-making
Review, analyze, and modify build, configuration, and deployment scripts including coding, testing, and debugging
Resolve and troubleshoot technical problems arising during development, implementation, migration, deployment, and production operations
Provide post-implementation support, resolve production issues, and improve application performance, reliability, and maintainability
Prepare and maintain user, system, technical, deployment, and support documentation

Must-Have Requirements

10+ years of experience designing and developing large-scale, multi-client web applications, or 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
Proven 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 with relational and hierarchical database technologies, query languages, SQL tuning, and data-access components
Experience implementing security gateways and protocols including 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 translating technical specifications into working applications using Agile delivery approaches and automated testing practices
Experience conducting design walkthroughs, code reviews, impact assessments, and technical troubleshooting
Experience providing implementation, conversion, migration, and post-implementation support for complex applications

Nice-to-Have Skills

Experience eliciting and documenting requirements from diverse business stakeholders, subject-matter experts, and architects
Strong written and verbal communication, analytical, and systematic problem-solving skills
Demonstrated ability to lead or participate in design walkthroughs and work effectively with cross-functional technical and business teams
Experience working within Ontario Public Sector or comparable large-scale government technology environments

Work Environment

This is a fully onsite role based at 222 Jarvis St., 5th Floor, Toronto, Ontario, with a 5-days-per-week in-office requirement. No security clearance is required. The team follows Agile delivery methodologies and collaborates closely with architects, UX designers, DevOps engineers, QA specialists, and ministry partners throughout the software development lifecycle.

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Final role details, responsibilities, and terms will be confirmed with shortlisted candidates. Compensation may vary based on experience. Errors and omissions excepted.

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More about this job

Responsibilities

Design, develop, integrate, and maintain secure, scalable full-stack applications, Java microservices, REST APIs, and reusable platform services for government programs. Lead and contribute to testing, code reviews, deployment, production support, performance improvements, and technical documentation.

Requirements

Requires 10+ years of senior software development experience, extensive hands-on Java and relational database expertise, and proven experience with REST APIs, microservices, security protocols, and enterprise integrations. Candidates must also have experience with Agile delivery, automated testing, Azure DevOps or comparable tools, technical reviews, troubleshooting, and post-implementation support.

Skills

Java
Full-Stack Development
Microservices
REST APIs
Oracle
SQL
Relational Databases
Hierarchical Databases
OAuth 2.0
JSON Web Tokens
SSL Certificates
Azure DevOps
Automated Testing
Agile Delivery
Enterprise Integration
Technical Troubleshooting

Visa sponsorship

Not detected in the job text

Keywords

Java
Full-Stack Development
Microservices
REST APIs
RESTful Web Services
Oracle
SQL
Relational Databases
Hierarchical Databases
JSON Web Tokens
OAuth 2.0
SSL Certificates
Azure DevOps
Source Control
Build Pipelines
Deployment Pipelines
Automated Testing
Agile
Object-Oriented Programming
Design Patterns
Clean Code
Middleware
Enterprise Integration
Data Migration
Data Conversion
Ontario Public Sector
Government Technology
API Testing
Database Testing
User-Interface Testing

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