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Added 43 mins ago
HT
Advanced Applications Blow Molding Specialist
Husky Technologies
Bolton, ON
- Full-time
We are currently seeking a Stretch Blow Molding Specialist to join our Advanced Solutioning team. You will be working alongside our process, application, melt delivery and technology teams…
Added 2 hours ago
B
Senior Middleware Specialist
BuzzClan
ON · Ontario, Canada
- Contract
The specialist will work closely with technical teams, business stakeholders, infrastructure teams, and application support groups to deliver secure, scalable, reliable, and high-performing…
Added 4 hours ago
CI
Procurement Specialist
Calian in Space & Technology
Ottawa, ON
- Full-time
We create innovative solutions that tackle complex challenges and help organizations and communities stay resilient, informed, and connected. If you’re driven by purpose and energized by…
Added 5 hours ago
TW
Business Learning Specialist
Thrive Wealth Management
Regina, SK
- Full-time
…growth and expertise to come on board as our Business Learning Specialist. In this role, you will ensure that the learning and development needs are met for all business banking-related…
Added 6 hours ago
HT
Advanced Applications Blow Molding Specialist
Husky Technologies
Bolton, ON
- Full-time
We are currently seeking a Stretch Blow Molding Specialist to join our Advanced Solutioning team. You will be working alongside our process, application, melt delivery and technology teams…
Added 7 hours ago
BT
CPA Candidate
Baker Tilly Canada
North Bay, ON
- Full-time
…strong relationships. From audit and tax to consulting and specialist advisory services, we help clients navigate complexity and seize opportunity with…
Added 12 hours ago
HT
Advanced Applications Blow Molding Specialist
Husky Technologies
Bolton, ON
- Full-time
We are currently seeking a Stretch Blow Molding Specialist to join our Advanced Solutioning team. You will be working alongside our process, application, melt delivery and technology teams…
Added 15 hours ago
CC
Senior Data Scientist
Computer Consultants International, Inc.
Toronto, ON
- Contract
CCI is hiring a Software Data Analytics Specialist/Scientist to Lead the end-to-end development and delivery of ministry-specific Business Intelligence and analytics solutions,…
Added 17 hours ago
IR
Tax Director
Imagine Recruitment & Advisory
Toronto, ON · Greater Toronto Area, Canada
- $160,000 to $180,000 CAD / year
- Full-time
…management, investigation complex tax issues and finding creative…
Added 18 hours ago
HT
Advanced Applications Blow Molding Specialist
Husky Technologies
Bolton, ON
- Full-time
We are currently seeking a Stretch Blow Molding Specialist to join our Advanced Solutioning team. You will be working alongside our process, application, melt delivery and technology teams…
Added 22 hours ago
Engineering - Automotive HVAC Product Engineer
Crestline
Saskatoon, SK
…Saskatoon. This role will serve as Crestline’s subject-matter specialist for automotive HVAC systems and support HVAC design requirements across multiple vehicle-development…
Added 22 hours ago
FS
Salesforce Revenue Cloud Architect
Focus Systems Inc.
Toronto, ON
- Contract
The Salesforce Revenue Cloud Architect will lead the design, implementation architecture, and technical governance of enterprise-scale Salesforce Revenue Cloud solutions.
Added 1 day ago
HT
Advanced Applications Blow Molding Specialist
Husky Technologies
Bolton, ON
- Full-time
We are currently seeking a Stretch Blow Molding Specialist to join our Advanced Solutioning team. You will be working alongside our process, application, melt delivery and technology teams…
Added 1 day ago
A
Développeur Full Stack | Full Stack Developer (C# / React)
Astek
Montreal, QC · Greater Montreal Metropolitan Area
- Full-time
…collaboration avec les équipes métiers et technologiques sur des solutions à fort…
Added 1 day ago
W
HSE Specialist II
Worley
Edmonton, AB
- Full-time
…decommissioning. Leveraging extensive experience and AI-enabled delivery, we support customers in navigating complexity as they meet today's needs and transition to more sustainable…
Added 1 day ago
HT
Advanced Applications Blow Molding Specialist
Husky Technologies
Bolton, ON
- Full-time
We are currently seeking a Stretch Blow Molding Specialist to join our Advanced Solutioning team. You will be working alongside our process, application, melt delivery and technology teams…
Added 1 day ago
W
Environmental Specialist - Liability Assessment
Worley
Calgary, AB
- Full-time
As an Environmental Specialist, you will evaluate environmental conditions, identify data gaps and regulatory risks, develop auditable liability cost estimates, and prepare clear technical…
Added 1 day ago
HT
Advanced Applications Blow Molding Specialist
Husky Technologies
Bolton, ON
- Full-time
We are currently seeking a Stretch Blow Molding Specialist to join our Advanced Solutioning team. You will be working alongside our process, application, melt delivery and technology teams…
Added 1 day ago
H
Senior Talent Acquisition Specialist (Contract)
Hatch
Mississauga, ON
- Contract
…bettering the industries in which we operate. With practical solutions that are safe, innovative and sustainable, we think globally while acting locally. Are you looking for an opportunity…
Added 1 day ago
BS
Process Improvement Specialist/spécialiste de l’amélioration des processus
BioScript Solutions
Moncton, NB · Oakville, ON
- Full-time
The Process Improvement Specialist will play a key role in the ongoing process improvement initiatives of BioScript Solutions. This individual will be involved in process mapping and…
Added 1 day ago
HT
Advanced Applications Blow Molding Specialist
Husky Technologies
Bolton, ON
- Full-time
We are currently seeking a Stretch Blow Molding Specialist to join our Advanced Solutioning team. You will be working alongside our process, application, melt delivery and technology teams…
Added 1 day ago
Senior Systems Analyst
OCS Ontario Cannabis Store
Toronto, ON
The Senior Systems Analyst serves as the lead analyst and solution design specialist for enterprise technology initiatives. Working within established architecture and solution direction,…
Added 1 day ago
B
Staff Software Engineer - Full-Stack, Solution Architecture
Blazesoft
Concord, ON
- Full-time
…boundaries of gaming. If you are a highly motivated and skilled specialist passionate about the gaming industry, we want you to join our…
Added 1 day ago
SS
Client Service and Operations Specialist - Security Services
Securiguard Services Ltd.
Ottawa, ON
- Full-time
At Securiguard, we create a sense of security and trust. Our security and safety solutions are complemented by exceptional customer service. We are dedicated to supporting our employees,…
Added 1 day ago
MD
IT Advanced Project Manager - ITS4
Minnesota Direct Care and Treatment
Saint-Paul, NB · St.-Paul, NB
- Full-time
…issues, communicate project status, and support the successful delivery of IT…

BuzzClan

Senior Middleware Specialist

ON, Canada
Ontario, Canada, Canada

Contract

Apply About employer

Applications open in a new tab.

Job details

Job type: Contract
Apply by: Dec 1, 2026
Experience: Minimum 7 years of experience working with middleware and integration technologies in complex enterprise environments.
Posting language: English
Posted: Nov 1, 2026

Original job description

Position Title: RQ11527 - Senior Middleware Specialist

Location : Toronto, ON

Mode: Contract

Client: Government Services Integration Cluster

Position Overview

A successful candidate will be responsible for ensuring seamless communication and integration between enterprise applications, systems, services, and infrastructure. This role requires strong expertise in middleware platforms, enterprise service buses (ESBs), API management, messaging technologies, cloud integration, DevOps practices, and application support.

The specialist will work closely with technical teams, business stakeholders, infrastructure teams, and application support groups to deliver secure, scalable, reliable, and high-performing integration solutions within a complex enterprise environment.

Key Responsibilities

Plan, design, develop, configure, deploy, implement, maintain, and upgrade enterprise middleware products and integration solutions.
Provide technical consulting, analysis, and troubleshooting for middleware platforms, application servers, web servers, message brokers, messaging services, and adapters.
Design and implement enterprise application integration solutions using synchronous, asynchronous, REST, SOAP, event-driven, and messaging-based integration patterns.
Install, configure, administer, tune, and optimize middleware software to ensure system reliability, scalability, availability, and performance.
Support API gateways, API management platforms, enterprise service buses, and integration services.
Develop and maintain technical design documents, configurations, scripts, code, deployment artefacts, and test cases.
Troubleshoot complex application, middleware, infrastructure, security, configuration, data integrity, and recovery issues.
Conduct functional, security, load, and stress testing, analyze results, and resolve identified defects and performance issues.
Participate in change management, release management, incident management, and problem management processes.
Assess and validate technical Change Requests (CRQs), update technical documentation, and support release promotions and production implementations.
Build and maintain automated CI/CD pipelines for application builds, testing, and deployment.
Support containerization and workload orchestration using technologies such as Docker and Kubernetes.
Deploy, configure, and manage cloud-native applications and services across Azure, AWS, or other cloud platforms.
Implement application monitoring, performance management, and operational support processes.
Collaborate with cross-functional teams to ensure successful delivery of integration initiatives within established timelines and quality standards.

Mandatory Skills and Experience

Core Middleware and Integration Experience

Minimum 7 years of experience working with middleware and integration technologies in complex enterprise environments.
Demonstrated experience designing, implementing, deploying, and supporting enterprise integration solutions using middleware platforms.
Strong understanding of enterprise integration patterns, including synchronous and asynchronous communication, REST, SOAP, event-driven architecture, and messaging.
Extensive experience troubleshooting complex issues across application, middleware, infrastructure, and integration layers.
Experience supporting mission-critical enterprise applications with high availability, scalability, security, and performance requirements.
Strong analytical and problem-solving capabilities in enterprise integration environments.

Technical Skills and Experience

Hands-on expertise with middleware platforms such as:
IBM App Connect Enterprise (ACE)
IBM WebSphere
MuleSoft
Azure Integration Services
Other Enterprise Service Bus (ESB) platforms.
Experience with API Gateway and API Management platforms, including IBM API Connect and Azure API Management (APIM).
Proficiency in messaging and event-driven integration technologies such as IBM MQ, Apache Kafka, JMS, and Azure Event Grid.
Familiarity with cloud platforms, including Microsoft Azure, AWS, or Google Cloud Platform (GCP), and hybrid integration environments.
Knowledge of enterprise security and authentication protocols, including OAuth 2.0, SAML, mutual TLS (mTLS), and API key-based authentication.
Experience integrating enterprise applications and COTS platforms such as SharePoint, Microsoft Dynamics CRM, Oracle Siebel, Curam, or equivalent enterprise solutions.
Hands-on experience with scripting and automation tools such as Shell, Python, Ansible, and Terraform.
Strong understanding of CI/CD pipelines, automation, and DevOps practices within middleware and integration environments.
Experience with middleware installation, configuration, administration, system tuning, and performance optimization.

Communication and Documentation Skills

Excellent verbal and written communication skills, with the ability to collaborate effectively with technical and non-technical stakeholders.
Proven ability to prepare comprehensive technical documentation, architecture diagrams, solution designs, configuration documents, and implementation plans.
Ability to translate business integration requirements into technical specifications and scalable solution designs.
Strong stakeholder management and collaboration skills.
Demonstrated ability to lead technical discussions, coordinate with cross-functional teams, and communicate complex technical concepts clearly.

Apply About employer

More about this job

Responsibilities

Design, deploy, administer, and support enterprise middleware and integration solutions, including APIs, messaging, and cloud-native services. Troubleshoot complex issues, optimize performance and reliability, maintain technical documentation, and support testing, releases, and automated deployment processes.

Requirements

Requires at least seven years of experience with middleware and enterprise integration in complex environments, including hands-on expertise with middleware platforms, API management, messaging, and integration patterns. Candidates should also have cloud, security, scripting, automation, CI/CD, performance optimization, documentation, and stakeholder collaboration experience.

Skills

Middleware
Enterprise Integration
IBM App Connect Enterprise
IBM WebSphere
MuleSoft
Azure Integration Services
API Management
IBM API Connect
Azure API Management
IBM MQ
Apache Kafka
JMS
Cloud Integration
CI/CD
Docker
Kubernetes

Visa sponsorship

Not detected in the job text

Keywords

Middleware
Enterprise Integration
Enterprise Service Bus
IBM App Connect Enterprise
IBM WebSphere
MuleSoft
Azure Integration Services
IBM API Connect
Azure API Management
IBM MQ
Apache Kafka
JMS
Azure Event Grid
REST
SOAP
Event-Driven Architecture
OAuth 2.0
SAML
Mutual TLS
Microsoft Azure
Amazon Web Services
Google Cloud Platform
Shell
Python
Ansible
Terraform
CI/CD
DevOps
Docker
Kubernetes

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