IT Application Support – Middleware / ESB / API Management

Alliance Bank; Kuala Lumpur; On-site; MYR 120,000 - 180,000; Full time

Job summary

Alliance Bank is seeking an IT Application Support specialist specializing in Middleware, ESB and API Management in Kuala Lumpur. You will support critical banking integrations, coordinate stakeholders and drive secure, resilient services across development, testing and production.

The role requires strong knowledge of integration platforms, API management, and security controls, with a focus on delivering reliable, compliant integration solutions in a banking environment.

Qualifications

• Experience with middleware/integration platforms and API management.
• Knowledge of security for APIs and data interchange.
• Familiarity with banking or financial services systems a plus.

Responsibilities

• Analyse requirements and review integration solutions.
• Coordinate environment readiness and deployment activities.
• Support middleware and API platforms across environments.
• Perform root cause analysis for incidents within SLA.
• Monitor platform health, performance and capacity.
• Review API designs and integration architecture.

Skills

SDLC knowledge

SOA & Microservices

REST APIs

OpenAPI/Swagger

Security controls (OAuth2, JWT)

Problem solving

Education

Bachelor's degree in Computer Science or related

Tools

IBM ACE/IIB

MuleSoft

WSO2

TIBCO

Oracle SOA

Job description

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IT Application Support – Middleware / ESB / API Management

To deliver business projects system planning, procurement, development and implementation within agreed scope, cost and timeline.

To manage Middleware, ESB and API Management platforms supporting critical banking integrations.

To coordinate stakeholders, vendors and technical teams to deliver secure and resilient integration services.

Duties and Responsibilities

• Requirement analysis and solution review for integration initiatives.
• Manage environment readiness, SIT, UAT and production deployment activities.
• Support Middleware, ESB and API platforms across development, test and production environments.
• Perform root cause analysis and resolve integration incidents within agreed SLA.
• Monitor platform health, performance, capacity and availability.
• Review API designs, service contracts and integration architecture compliance.
• Manage changes to application and integration objects ensuring system integrity.
• Ensure compliance with internal controls, regulatory and audit requirements.
• Coordinate platform upgrades, patching and vulnerability remediation.
• Manage project timelines, risks, issues and vendor deliverables.

Knowledge & Experience

• Good knowledge of SDLC and project delivery methodologies.
• Hands-on experience with ESB and integration platforms such as IBM ACE/IIB, MuleSoft, WSO2, TIBCO, Oracle SOA Suite, Red Hat Fuse or similar.
• Strong understanding of SOA, Microservices and Event-Driven Architecture.
• Experience with REST APIs, SOAP Web Services, OpenAPI/Swagger.
• Experience with API Management platforms such as Apigee, IBM API Connect, Kong, WSO2 API Manager, MuleSoft API Manager or Azure API Management.
• Knowledge of OAuth2, OpenID Connect, JWT, TLS/mTLS and API Gateway security controls.
• Experience with messaging technologies such as IBM MQ, JMS, Kafka or RabbitMQ.
• Knowledge of XML, XSD, XSLT and JSON transformations.
• Experience supporting banking, payments, AML, card or financial services systems.
• Exposure to AMLA iMatch or other AML solutions is an added advantage.
• Knowledge of Linux/Unix, SQL databases, Git, CI/CD and DevOps practices.
• Experience with monitoring tools such as Splunk, Dynatrace, ELK, Grafana or AppDynamics.
• Minimum 5 years experience in Middleware, Integration or API Management roles.