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Added 16 hours ago
ST
Pilot Plant Engineer
Saltworks Technologies
Richmond, BC
- Full-time
You will advance your technical skills while working closely with our experienced senior leaders and subject matter experts. If you thrive in a dynamic environment and enjoy hands-on work,…
Added 17 hours ago
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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 17 hours ago
M
Senior Director, Retail Operations - Quebec
MEC
Montreal, QC
- Full-time
This is a high-impact senior leadership role responsible for owning and accelerating MEC’s Québec retail business. As Senior Director, Retail – Québec, you operate as the regional business…
Added 17 hours ago
IG
Senior IT Business Analyst- SAP HR
Insight Global
Mirabel, QC
- $125,000 to $138,000 CAD / year
- Full-time
The Senior IT Business Analyst, SAP HR position is based in Mirabel, Quebec. This role will investigate incidents and change requests, gather and translate business requirements, recommend…
Added 17 hours ago
ML
Sr. Demand Planner
Maple Leaf Foods Inc
Mississauga, ON
- $71,000 to $103,000 CAD / year
- Part-time
…operations and commercial teams.To be successful in the role, the Senior Demand Planner must possess the business acumen and interpersonal skills to build and maintain relationships with…
Added 17 hours ago
X
Head of Consumer Segment, NAM (Canada)
Xe.com
Canada
- Full-time
The Role. The Head of Consumer is the senior owner of Xe’s Consumer business in the United States and Canada, accountable for its strategy, proposition and commercial performance. Product,…
Added 17 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 17 hours ago
GS
IT Operations Lead
Giatec Scientific Inc.
Ottawa, ON
- Full-time
- Own day-to-day IT support as the senior escalation point, partnering with our IT team member to resolve issues quickly and keep people productive
Added 18 hours ago
BC
Communication Assistant
Brant Community Healthcare System
Brantford, ON
- Full-time
Added 18 hours ago
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Success Enablement Manager
Jobber
Remote, Canada
- Full-time
- Remote
Reporting to the Senior Manager, Success Enablement, the Success Enablement Manager will give our Product Support and Customer Onboarding teams the information, content, and tools they need…
Added 18 hours ago
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Project Manager Global Expansion
Bombardier
Dorval, QC
- Full-time
…internal cross-functional teams. Provide regular governance to senior executives to drive decision making and obtain senior executive alignment and…
Added 18 hours ago
LP
Recruiter
Lethbridge Polytechnic
Lethbridge, AB
- Full-time
Participate in planning and implementing on campus events including, but not limited to, Open House, Junior/Senior High Appreciation Night, and Counsellor’s Update
Added 18 hours ago
ML
Maintenance Manager
Maple Leaf Foods Inc
Winnipeg, MB
- Full-time
…plans, resource projections and communication with peers and senior…
Added 18 hours ago
A
Enterprise Architect CRM
ATB
Remote, Canada
- Full-time
- Remote
Senior level knowledge of finance or related industry, its products and services coupled with a deep understanding of both business and technology components of data management and…
Added 18 hours ago
A
Associate, Multi-Unit Financing
ATB
Calgary, AB · Edmonton, AB
- Full-time
Communication & Negotiation: Strong written and verbal communication skills, comfortable presenting credit rationale to senior leaders and liaising directly with external CMHC partners.
Added 18 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 19 hours ago
LI
Systems Testing/QA Specialist
Lotus IT Solutions
Toronto, ON
- Contract
…and Business Service Delivery and Procurement) is seeking a Senior Systems Testing/QA Specialist for a 6-month onsite engagement in Toronto. The successful candidate will play a key role in…
Added 19 hours ago
LI
Software Developer
Lotus IT Solutions
Toronto, ON
- Contract
…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,…
Added 19 hours ago
LI
Software Developer - API
Lotus IT Solutions
Toronto, ON
- Contract
…and Business Service Delivery and Procurement) is seeking a Senior Software Developer – API to join their team onsite in Toronto. In this role, you will design, develop, and maintain…
Added 19 hours ago
LI
Middleware Specialist
Lotus IT Solutions
Toronto, ON
- Contract
…and Business Service Delivery and Procurement, is seeking a Senior Middleware Specialist for a fully onsite engagement in Toronto. The successful consultant will provide end-to-end…
Added 19 hours ago
LI
Software Developer - Back End
Lotus IT Solutions
Toronto, ON
- Contract
…and Business Service Delivery and Procurement) is seeking a Senior Back End Software Developer for an onsite engagement in Toronto. The successful candidate will be responsible for…
Added 19 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 19 hours ago
OT
Principal Systems Architect (Copilot Architect)
Open Text Corporation
Mississauga, ON · Richmond Hill, ON · Waterloo, ON
- Other
Communicate complex architecture decisions in clear business context to senior leaders and diverse stakeholders.
Added 19 hours ago
NB
SME Account Manager, Business Flex
National Bank of Canada
Saskatoon, SK
- Full-time
Reporting to the Senior Director, Business Flex, you work with a team of 150 experts on a daily basis. 37.5-hour full-time position per week. The selected candidate will work in hybrid mode…
Added 19 hours ago
P
Senior DevOps Engineer
Pixieset
Vancouver, BC
- Full-time
We’re hiring a Senior DevOps Engineer to strengthen the shared platforms, infrastructure, and delivery workflows that our engineering teams rely on.

Lotus IT Solutions

Software Developer - API

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: RQ11528 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: $99/hour

Overview

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 Toronto. In this role, you will design, develop, and maintain enterprise-grade REST API platforms and integration solutions that connect critical government systems. You will play a key role in translating technical specifications into robust, tested applications across complex multi-client environments.

Key Responsibilities

Translate technical systems specifications into working, tested applications including developing detailed programming specifications, writing and generating code, and conducting unit tests
Design and develop REST API platforms using tools such as Apigee, IBM API Connect, IBM App Connect Enterprise (ACE), MuleSoft, or Azure API Management (APIM)
Convert web services between SOAP and REST formats as required by project needs
Implement API gateway policies including rate limiting, throttling, transformation, caching, logging, and request/response modifications
Integrate APIs with enterprise platforms such as Microsoft SharePoint, Microsoft Dynamics CRM, Siebel, and Curam
Apply API security best practices including OAuth 2.0, JWT, API keys, and TLS across all integration layers
Manage the full API lifecycle including versioning, testing, deployment, and monitoring
Create and maintain REST API documentation using Swagger, OpenAPI specifications, and YAML
Troubleshoot and resolve technical problems arising during software operation, implementation, conversion, and migrations
Collaborate with cross-functional teams including business analysts, QA, developers, and product owners throughout the Software Development Life Cycle
Facilitate technical discussions, lead design walkthrough sessions, and provide knowledge transfer to internal staff
Support applications through system integration, test planning, scripting, and troubleshooting activities

Must-Have Requirements

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 Web Services
5+ years of experience in API development, integration design, and implementation in complex enterprise environments
Solid knowledge of security gateways and protocols including JWT, OAuth 2.0, and SSL Certificates
Proven experience delivering solutions using IBM API Connect, IBM App Connect Enterprise (ACE), MuleSoft, or Azure API Management (APIM)
Strong understanding of RESTful API design, event-driven architecture, and microservices
Experience implementing API gateway policies (rate limiting, throttling, transformation, logging)
Deep understanding of OpenAPI (Swagger) specifications and API documentation standards
Solid understanding of Agile methodologies
Excellent analytical, problem-solving, and decision-making skills with strong verbal and written communication abilities

Nice-to-Have Skills

Experience creating REST API documentation using Swagger and YAML or similar tools
Experience with integration frameworks such as MuleSoft or Apache Camel
Familiarity with containerization technologies (Docker) and orchestration tools (Kubernetes)
Knowledge and experience with programming Internet-ready applications
Experience with middleware, ESBs, and enterprise integration patterns including synchronous/asynchronous messaging, pub/sub, and message queues
Knowledge and understanding of Accessibility for Ontarians with Disabilities Act (AODA) and related regulations and standards
Experience with OPS IT project and architectural governance
Knowledge of OPS Digital, accessibility, and cybersecurity standards
Experience in rapid application development (RAD) methodologies

Work Environment

This is a fully onsite role based at 222 Jarvis St., Toronto, Ontario, five days per week. The team operates using Agile methodologies and collaborates closely with cross-functional stakeholders across the Ministry of Public and Business Service Delivery and Procurement. No security clearance is required for this engagement.

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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 enterprise REST API platforms and integrations connecting government systems, including implementing gateway policies, security, and API documentation. Manage the API lifecycle and troubleshoot integrations while collaborating with cross-functional teams on design, testing, deployment, and knowledge transfer.

Requirements

Requires 10+ years of experience developing large-scale multi-client web applications and hands-on Java development with Oracle or SQL databases, plus at least five years of REST API and enterprise integration experience. Candidates must have experience with an API management platform such as IBM API Connect, IBM App Connect Enterprise, MuleSoft, or Azure API Management, and strong knowledge of API security, design, documentation, and Agile methods.

Skills

Java
REST APIs
API Development
API Integration
IBM API Connect
IBM App Connect Enterprise
MuleSoft
Azure API Management
OAuth 2.0
JWT
OpenAPI
Swagger
Oracle
SQL
Microservices
Agile Methodologies

Visa sponsorship

Not detected in the job text

Keywords

Java
Oracle
SQL
REST APIs
RESTful Web Services
SOAP
IBM API Connect
IBM App Connect Enterprise
MuleSoft
Azure API Management
Apigee
OAuth 2.0
JWT
TLS
SSL Certificates
API Gateway Policies
OpenAPI
Swagger
YAML
Microservices
Event-Driven Architecture
SharePoint
Microsoft Dynamics CRM
Siebel
Curam
Docker
Kubernetes
Apache Camel
Agile
AODA

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