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Added 13 hours ago
LI
Software Developer - API
Lotus IT Solutions
Toronto, ON
- Contract
10+ years of experience as a designer and developer in large-scale multi-client web applications
Added 13 hours ago
GM
Digital and Social Media Marketer
Gambit Media Lab
Vancouver, BC
- Contract
We are seeking a results-driven Digital & Social Media Marketer with 1 to 3 years of experience or a recent digital marketing focussed degree, or other specific training with at least some…
Added 13 hours ago
OT
Consultant
Open Text Corporation
Richmond Hill, ON
- Other
…excellence, and revenue realization while delivering an exceptional client…
Added 13 hours ago
M
Toronto Health Office Practice Leader
Mercer
Toronto, ON
- Other
Lead key client engagements, directing project teams to develop strategic solutions that address client needs and issues.
Added 14 hours ago
TC
Residential Child and Youth Worker, Part-Time
Taproot Community Support Services
Nanaimo, BC
- Part-time
Our 800-plus employee-owners live by five shared values: we are stronger together, we lead with optimism, we embrace challenges, we respect every voice, and we go above and beyond. Guided…
Added 14 hours ago
TC
Residence Worker with Overnight Awake Scheduling, Full-Time
Taproot Community Support Services
Nanaimo, BC
- Full-time
Our 800-plus employee-owners live by five shared values: we are stronger together, we lead with optimism, we embrace challenges, we respect every voice, and we go above and beyond. Guided…
Added 14 hours ago
A
Client Service Representative - Calgary North Hill
ATB
Calgary, AB
- Full-time
…truly thrive. Our Leader DNA model sets the standard for how we lead people, drive business performance, and shape a dynamic future. This is the place for purpose-driven individuals ready…
Added 14 hours ago
Client Service Representative - Calgary Chinook Centre (Part Time, 21.75 hrs/wk)
ATB
Calgary, AB
…truly thrive. Our Leader DNA model sets the standard for how we lead people, drive business performance, and shape a dynamic future. This is the place for purpose-driven individuals ready…
Added 14 hours ago
F
Chief Revenue Officer (CRO) & Co-founder - AI for Small Law Firms
FutureSight
Canada
- Full-time
…constraints: missed calls, slow follow-up, intake handled between client matters, inconsistent marketing, and administrative work competing with billable time. Building larger intake,…
Added 14 hours ago
CL
Senior Interior Designer
Clarisa Llaneza Studio
Toronto, ON · Greater Toronto Area, Canada
- Full-time
We're looking for a Senior Designer to lead projects from first concept to final install. You'll own residential and retail projects through every phase, from design direction and…
Added 14 hours ago
PD
Project Coordinator
Priestly Demolition Inc.
King, ON
- Full-time
We don’t just tear things down; we clear the way for what’s next. At Priestly Demolition, we’re proud to lead the industry with award-winning projects, cutting-edge equipment and a…
Added 14 hours ago
TA
Sr. Consultant/Manager - Analytics Consulting
Tiger Analytics
Canada
- Full-time
Build and Lead at Global Scale: Collaborate with exceptional AI, data, engineering, and consulting talent across geographies to deliver transformative solutions and grow strategic client…
Added 14 hours ago
T
Account Manager (Fresh graduates are welcome)
TransPerfect
ON · Durham, ON
- Full-time
Proven sales life cycle experience – lead generation through business closing
Added 14 hours ago
CI
Senior Manager Property Management
Colliers International
Burnaby, BC
- Full-time
Strong client relationships are essential to you. You enjoy playing a central role in customer care by bringing superior organizational skills, attention to detail, and a positive attitude…
Added 14 hours ago
PI
Business Development Manager ( Inside Sales)
PICTON Investments
Calgary, AB · Greater Calgary Metropolitan Area
- Full-time
You’ll have the opportunity to learn and lead
Added 14 hours ago
G
Gestionnaire marketing produit / Product Marketing Manager
Genetec
Montreal, QC
- Full-time
Au moins 5 ans d'expérience dans le marketing produit B2B, la stratégie de mise sur le marché, la planification de lancements, l'accompagnement commercial ou des fonctions connexes
Added 14 hours ago
JH
Director, Total Rewards
JUST HR
Vancouver, BC · Greater Vancouver Metropolitan Area
- Full-time
JUST HR has been engaged to recruit a Director of Total Rewards for our publicly traded global client. We are seeking an exceptional leader to join the Human Resources Leadership team. This…
Added 14 hours ago
M
British Columbia Land Surveyor, Alberta
Midwest
Calgary, AB
- Full-time
…clients and is responsible for developing and promoting strong client relationships. The Land Surveyor performs duties, which include but are not limited to the…
Added 14 hours ago
MC
Microsoft Dynamics 365 Finance Functional Consultant – D365 F&O | Manufacturing (35742)
Myticas Consulting
Toronto, ON
- Contract
Our client, an established manufacturing organization, is seeking an experienced Microsoft Dynamics 365 Finance Functional Consultant to provide hands-on support during an active Dynamics…
Added 14 hours ago
I
Gas Utility Decarbonization Strategy Manager
IIIIIIUS
Ottawa, ON
- Full-time
You will be primarily responsible for leading projects and managing staff to deliver solutions to identified client problems, including review and presentation of analytical findings. You…
Added 15 hours ago
II
Director, AI Applications Development
iVedha Inc.
Toronto, ON
- Full-time
iVedha Inc. is hiring Director - AI Applications Development, where you'll lead the AI Applications Development function and guide a high-performing team of AI engineers, developers, and…
Added 15 hours ago
SR
TELEMARKETER – OTTAWA
Swanson Reed | Canada
Toronto, ON
- Full-time
Added 15 hours ago
SR
TELEMARKETER – HALIFAX
Swanson Reed | Canada
Toronto, ON
- Full-time
Added 15 hours ago
K
Senior Consultant - Cybersecurity, Strategy & Transformation
KPMG
Vancouver, BC · Victoria, BC
- Full-time
As a Senior Consultant, you’ll work as part of a team of problem solvers with extensive consulting and industry experience, helping our clients solve their complex business issues from…
Added 15 hours ago
2L
Senior Business Development Executive
247 Labs
Toronto, ON
- Full-time
Candidates should possess strong New Business Development and Lead Generation skills, including experience creating and managing a sales pipeline.

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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