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Added 1 hour ago
MD
Sustainability and Public Health Engineer - Engineer Principal
Minnesota Direct Care and Treatment
Saint-Paul, NB · St.-Paul, NB
- Full-time
Division/Unit: SUSTAIN PLAN & PR MGMT DIV / SPH Integration Unit
Added 4 hours ago
A
Tandem Engineering Group
Archinect
Windsor, ON
- Full-time
A Senior Architectural Designer is responsible for the design and technical systems for mid and large-complex projects from schematics through construction administration. This is a…
Added 6 hours ago
Senior Healthcare Consultant (Future Opportunities)
Mariner
NB · NL · NS · PE
We are seeking Senior Healthcare Consultants to support our client's technology initiatives. The ideal candidate will play a key role in bridging gaps between clinical workflows and…
Added 7 hours ago
AA
Architecte PLM Senior / Senior PLM Architect
Airbus Aircraft
Montreal, QC
- Full-time
Le programme d'avions commerciaux A220 recherche d’un.e Architecte PLM Senior pour rejoindre notre équipe de Stratégie Transverse Ingénierie basée à Mirabel (Québec, Canada), où vous…
Added 7 hours ago
AA
Responsable avion en commandes de vol / Aircraft Flight Control Systems Lead
Airbus Aircraft
Montreal, QC
- Full-time
Vous possédez une expérience en intégration de systèmes aéronautiques, avez travaillé dans le domaine des commandes de vol et souhaitez évoluer et développer de nouvelles compétences? Ce…
Added 7 hours ago
TS
Business Development Representative
Techspirit Solutions Inc
Mississauga, ON
- Full-time
Must have previous experience working for a security systems integrator, AV integration company, Control4 dealer, networking/low-voltage contractor, or similar technology solutions provider.
Added 8 hours ago
EC
Senior Software Developer
Ellement Consulting Group
AB · Edmonton, Alberta
- Full-time
The Senior Software Developer will play a key role in designing, developing, and modernizing Ellement's enterprise software platforms that support pension and benefits administration. This…
Added 9 hours ago
AM
Director Digital Solutions & Business Growth
Arc Mercer
Barrie, ON
- Full-time
…trends; you will anticipate them. Collaborating directly with senior leadership and the Director of Information Technology, you will bridge the gap between business strategy and execution,…
Added 9 hours ago
NB
Chier Developer Data Engineering
National Bank of Canada
Montreal, QC
- Full-time
Senior Manager – Data Foundation. Our team stands out for its expertise,
Added 12 hours ago
Senior HR Business Partner
Behavox
Toronto, ON
The Senior HR Business Partner is an individual contributor responsible for partnering with US and Canada business leaders to execute people strategies that support organizational…
Added 12 hours ago
Senior HR Business Partner
Behavox
Montreal, QC
The Senior HR Business Partner is an individual contributor responsible for partnering with US and Canada business leaders to execute people strategies that support organizational…
Added 13 hours ago
A
Senior Software Engineer, Behavior Planning
AeroVect
Remote, Canada
- $160,000 to $200,000 CAD / year
- Full-time
- Remote
We are looking for an experienced Senior Software Engineer who can design and build best-in-class behavior planning systems for autonomous driving in structured, low-speed environments.
Added 15 hours ago
S
Technology Manager
Skip
Oakville, ON
- Full-time
Prioritisation - Working closely with stakeholders and your Senior technology Manager to ensure the domain sets their priorities appropriately, in line with commercial needs and the…
Added 15 hours ago
Senior OT Control Systems - Engineering Specialist
Mariner
Saint John, NB
We are seeking a Senior OT Control Systems Engineer to join a critical industrial operations environment in Saint John, New Brunswick. In this role, you will be responsible for the design,…
Added 16 hours ago
A
Senior SAP Programmer Analyst TRBK
ATB
Remote, Canada
- Full-time
- Remote
As ATB’s next TRBK Senior Developer, you're a key technical leader responsible for the end-to-end design, development, and implementation of robust SAP ABAP solutions, with a focus on core…
Added 17 hours ago
LI
Systems Testing/QA Specialist
Lotus IT Solutions
Toronto, ON
- Contract
The Government Services Integration Cluster (Ministry of Public and Business Service Delivery and Procurement) is seeking a Senior Systems Testing/QA Specialist for a 6-month onsite…
Added 17 hours ago
LI
Software Developer
Lotus IT Solutions
Toronto, ON
- Contract
The Government Services Integration Cluster (GSIC), under the Ministry of Public and Business Service Delivery and Procurement, is seeking a Senior Software Developer to join their team…
Added 17 hours ago
LI
Software Developer - API
Lotus IT Solutions
Toronto, ON
- Contract
The Government Services Integration Cluster (Ministry of Public and Business Service Delivery and Procurement) is seeking a Senior Software Developer – API to join their team onsite in…
Added 17 hours ago
LI
Middleware Specialist
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 Middleware Specialist for a fully onsite…
Added 17 hours ago
LI
Software Developer - Back End
Lotus IT Solutions
Toronto, ON
- Contract
The Government Services Integration Cluster (Ministry of Public and Business Service Delivery and Procurement) is seeking a Senior Back End Software Developer for an onsite engagement in…
Added 17 hours ago
OT
Sr. IT Software Developer
Open Text Corporation
Waterloo, ON
- Other
As a Sr. IT Software Developer (Digital Fullstack), you will independently deliver full-stack and platform capabilities for OpenText's digital experience ecosystem. You will work across…
Added 17 hours ago
OT
Principal Systems Architect (Copilot Architect)
Open Text Corporation
Mississauga, ON · Richmond Hill, ON · Waterloo, ON
- Other
Deep expertise across several of the following: cloud architecture, distributed systems, application integration, APIs, web architecture, identity and access management, security, data…
Added 17 hours ago
A
Senior Functional Analyst, Salesforce Retail CRM
ATB
Calgary, AB · Edmonton, AB
- Full-time
As ATB’s next Senior Functional Analyst, Salesforce Retail CRM, you will serve as the critical functional bridge between business operations, our Business Improvement Partners, and…
Added 18 hours ago
TC
Senior Sharepoint Developer
Tata Consultancy Services
Vancouver, BC
- Full-time
Develop SharePoint lists, libraries, pages, content types, permission models, workflows and integration components as per project standards.
Added 18 hours ago
MC
Program Chief Engineer – Spacecraft Satellite Systems (35863)
Myticas Consulting
Canada
- Full-time
Reporting directly to senior Satellite Systems leadership, you will provide technical direction across the complete spacecraft lifecycle - architecture and design through integration,…

Lotus IT Solutions

Software Developer

Toronto, ON, Canada

Contract

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Job details

Job type: Contract
Apply by: Nov 29, 2026
Posting language: English
Posted: Oct 30, 2026

Original job description

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Ref: RQ11620 Contract – 12 Months (Extension Possible) Onsite – Toronto (222 Jarvis St.)

Posted Date: 2026-10-30

Location: Onsite – Toronto (222 Jarvis St.)

Public Sector Experience: Required – OPS / Public Sector

Contract End Date: 2027-10-01 *

Rate: $101/hour

Overview

The Government Services Integration Cluster (GSIC), under the Ministry of Public and Business Service Delivery and Procurement, is seeking a Senior Software Developer to join their team onsite in Toronto. The successful candidate will be responsible for designing, developing, and maintaining large-scale, multi-client web applications, working across the full software development lifecycle in an Agile environment. This is a hands-on technical role requiring deep expertise in Java, REST APIs, and Oracle/SQL databases.

Key Responsibilities

Translate technical systems specifications into working, tested applications including developing detailed programming specifications, writing and generating code, and conducting unit tests
Design, develop, and maintain large-scale multi-client web applications using Java and Oracle or SQL databases
Build and maintain RESTful WebServices and REST APIs, applying microservice architecture principles to enhance extensibility and maintainability
Resolve and troubleshoot technical problems arising during the use and operation of software packages, including support for implementation, conversion, and migrations
Apply security gateway protocols including JWT, OAuth 2.0, and SSL Certificates to ensure application security
Collaborate with IT professionals throughout the Software Development Life Cycle, participating in design walkthrough sessions with the project team
Write clean, well-structured code following Object Oriented coding practices, design patterns, and refactoring principles
Work with relational and hierarchical database technologies, including use of query languages for information retrieval
Elicit and document requirements from diverse business area stakeholders and subject matter experts
Contribute to Agile ceremonies and methodologies, working within Azure DevOps for project tracking and pipeline management
Provide post-implementation support and resolve any post-implementation technical issues
Produce user and system documentation as required throughout the project lifecycle

Must-Have Requirements

7+ years of experience in IT projects in a software development capacity
10+ years of experience as a designer and developer in large-scale, multi-client web applications
10+ years of hands-on Java development experience with Oracle or SQL databases
5+ years of hands-on experience with REST APIs and RESTful WebServices
Demonstrated knowledge and experience with microservice architecture and core architecture principles
Experience using Azure DevOps for source control, CI/CD pipelines, and project tracking
Knowledge of security gateways and protocols including JWT, OAuth 2.0, and SSL Certificates
Solid understanding of Agile methodologies and experience working in Agile environments
Strong Object Oriented coding practices including design patterns, refactoring, and clean code principles
Experience with relational and hierarchical database technologies and query languages
Experience with one or more communications protocols
Strong verbal and written communication skills with demonstrated ability to work effectively in large team environments

Nice-to-Have Skills

Ontario Public Sector (OPS) experience and familiarity with OPS development standards and processes
Knowledge and experience with programming Internet-ready applications
Knowledge and experience in Rapid Application Development (RAD) methodologies
Experience with middleware and gateways
Experience reviewing, analyzing, and modifying product installation scripts including encoding, testing, and debugging
Knowledge and understanding of Information Management principles, concepts, policies, and practices
Knowledge and understanding of the Accessibility for Ontarians with Disabilities Act (AODA) and related regulations and standards
Experience with Oracle E-Business application customizations, extensions, and impact assessments
Strong programming skills in PL/SQL, XML, Unix shell scripts, and Oracle Data Integrator (ODI)
Business knowledge of Oracle E-Business modules including General Ledger, Accounts Receivable, Collections, Accounts Payable, and Inventory
Experience with data warehouse, ETL methodologies, and OBIEE
Experience with Java and Oracle Application Development Framework (ADF)

Work Environment

This is a fully onsite role based at 222 Jarvis St., Toronto, Ontario, five days per week. No security clearance is required. The team operates within Agile methodologies and candidates should be comfortable working under pressure with aggressive timelines in a collaborative, large-team environment.

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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, test, and maintain large-scale, multi-client web applications using Java, REST APIs, and Oracle or SQL databases. Collaborate across the software development lifecycle, troubleshoot and support implementations, apply security protocols, document requirements and systems, and contribute to Agile delivery.

Requirements

Requires extensive software development experience, including 10+ years designing and developing large-scale web applications and hands-on Java with Oracle or SQL, plus 5+ years working with REST APIs and web services. Candidates must also demonstrate microservices, Azure DevOps, security protocols, Agile practices, object-oriented coding, database expertise, and strong communication skills.

Skills

Java
Oracle
SQL
REST APIs
RESTful Web Services
Microservices
Azure DevOps
JWT
OAuth 2.0
SSL Certificates
Agile Methodologies
Object-Oriented Programming
Design Patterns
Relational Databases
Hierarchical Databases
Communication Protocols

Visa sponsorship

Not detected in the job text

Keywords

Java
Oracle
SQL
REST APIs
RESTful Web Services
Microservice Architecture
Azure DevOps
CI/CD Pipelines
JWT
OAuth 2.0
SSL Certificates
Agile
Object-Oriented Programming
Design Patterns
Relational Databases
Hierarchical Databases
Communications Protocols
Ontario Public Sector
Rapid Application Development
Middleware
Oracle E-Business Suite
PL/SQL
XML
Unix Shell Scripts
Oracle Data Integrator
ETL
OBIEE
Oracle Application Development Framework
AODA
Accessibility

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