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Added 2 hours ago
LC
Senior Analyst, Loss Prevention Analytics
Loblaw Companies Limited
Brampton, ON
- Full-time
Lead the development and enhancement of recurring and ad hoc reporting, dashboards and analytical solutions.
Added 2 hours ago
SG
Software Engineer – Full-Stack (React, TypeScript, Java)
S&P Global
Toronto, ON
- Full-time
Financial Risk Analytics (FRA), part of S&P Global Market Intelligence, delivers information-centric capital markets and risk solutions for trading desks and their risk management partners…
Added 2 hours ago
K
SOC T3 Expert
Kyndryl
Barrie, ON
- Full-time
Lead complex investigations and conduct deep analysis of security events focused on rapid containment, remediation, and mitigation.
Added 4 hours ago
B
Senior Middleware Specialist
BuzzClan
ON · Ontario, Canada
- Contract
A successful candidate will be responsible for ensuring seamless communication and integration between enterprise applications, systems, services, and infrastructure. This role requires…
Added 4 hours ago
J
Senior Solutions Architect
Jobgether
Canada
- Full-time
The Senior Solutions Architect will play a key role in guiding technical sales engagements and designing solutions that address complex customer needs in a mission-critical technology…
Added 7 hours ago
SG
Software Engineer – Full-Stack (React, TypeScript, Java)
S&P Global
Toronto, ON
- Full-time
Financial Risk Analytics (FRA), part of S&P Global Market Intelligence, delivers information-centric capital markets and risk solutions for trading desks and their risk management partners…
Added 7 hours ago
S
Technical Consultant
SymphonyAI
UNAVAILABLE, Ontario
- Full-time
Own technical delivery. Lead configuration, deployment, integration, and data pipeline activities for assigned client workstreams from requirements through OAT and production.
Added 10 hours ago
B
Senior Network Engineer
Brunel
Canada
- Full-time
Design resilient, segmented power plant and substation networks, including LAN/WAN, VLANs and VRFs, routing and switching, firewalls and DMZs, redundant paths, fiber and telecom circuits,…
Added 13 hours ago
DI
Solutions Architect
Dawn InfoTek
Toronto, ON
- Contract
…architecture, enterprise application integration, API design, cloud technologies, and modern technology platforms. The Solutions Architect will collaborate with business stakeholders,…
Added 14 hours ago
CO
Application & Integration Technical Analyst
City of Saint John
Saint John, NB
- Full-time
Under the direction of the designated IT Manager, the Application and Integration Technical Analyst is a technical lead responsible for system architecture, data strategy, and integration…
Added 14 hours ago
B
Facility Manager II
BGIS
Calgary, AB
- Full-time
Project Management roles to lead and execute projects,
Added 14 hours ago
DI
AWS CloudOps Manager (1899) $150K
Direct IT Recruiting Inc.
Mississauga, ON
- Full-time
We are seeking an AWS CloudOps Manager to lead the availability, performance, security, and cost efficiency of our cloud infrastructure. This role combines hands-on technical leadership…
Added 15 hours ago
SI
Cybersecurity & Compliance Lead
SenseNet Inc.
North Vancouver, BC
- Full-time
Role Description The Cybersecurity & Compliance Lead is a full-time, on-site role based in North Vancouver, BC. This role is responsible for designing, implementing, and maintaining…
Added 16 hours ago
AS
Lead Application Developer
AgileGrid Solutions
Canada
- Full-time
BMO is seeking a senior technology professional to lead the design, development, and delivery of enterprise-grade applications. In this hands-on leadership role, you will guide teams…
Added 16 hours ago
B
Facility Manager II
BGIS
Calgary, AB
- Full-time
Project Management roles to lead and execute projects,
Added 1 day ago
FS
Salesforce Revenue Cloud Architect
Focus Systems Inc.
Toronto, ON
- Contract
Focus Systems is seeking an experienced Salesforce Revenue Cloud Architect to lead enterprise Salesforce architecture and revenue lifecycle transformation initiatives.
Added 1 day ago
CO
Application & Integration Technical Analyst
City of Saint John
Saint John, NB
- Full-time
Under the direction of the designated IT Manager, the Application and Integration Technical Analyst is a technical lead responsible for system architecture, data strategy, and integration…
Added 1 day ago
B
Property Manager
BGIS
Iqaluit, NU
- Full-time
The Property Manager position supports and assists in the management of commercial real estate in accordance with the Management Agreements. The Property Manager is involved in all aspects…
Added 1 day ago
BT
IT & Innovation Consultant, SR&ED
Baker Tilly Canada
Windsor, ON
- Full-time
Lead client interviews with developers, technical leads, project managers, and business owners, asking clear follow-up questions to gather complete and accurate technical information.
Added 1 day ago
FC
SOC Manager
FUSION CYBER GROUP
Montreal, QC
- Full-time
Company Description Fusion Cyber Group, founded in 1985 and headquartered in Montreal, is a Canadian Managed Security Service Provider (MSSP), Managed IT Services Provider (MSP), and…
Added 1 day ago
T&
Director Information Management
Turner & Townsend
Toronto, ON
- Full-time
The Director, Information Management will lead the Information Management practice across the Infrastructure Segment in Canada, overseeing the core capability streams of BIM, GIS/Digital…
Added 1 day ago
SS
Head of R&D
Seller Snap, Inc.
Brampton, ON · Regional Municipality of Peel, ON
- Full-time
Reporting directly to the CEO, you’ll lead engineering, including DevOps and FinOps.
Added 1 day ago
CO
Application & Integration Technical Analyst
City of Saint John
Saint John, NB
- Full-time
Under the direction of the designated IT Manager, the Application and Integration Technical Analyst is a technical lead responsible for system architecture, data strategy, and integration…
Added 1 day ago
A
SOC 3 Lead Analyst
Altis
Toronto, ON
- $100,000 to $105,000 CAD / year
- Full-time
…where you’ll play a critical role in protecting the systems and digital infrastructure that support millions of transactions. Reporting to the Leader, Security Incident Management, you’ll…
Added 1 day ago
W
Data Scientist
Wiraa
Canada
- Full-time
…this role, you will be directly involved in the development and maintenance of Ericsson’s extensive portfolio of products and services. Your responsibilities will span requirement analysis,…

BuzzClan

Senior Middleware Specialist

ON, Canada
Ontario, Canada, Canada

Contract

Apply About employer

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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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