– Senior IBM IIB/ACE Developer

Position: Senior IBM IIB/ACE Developer

Experience: 5+ Years

Employment Type: Full-Time

Location: [Toronto / Hybrid 4 days office]

Role Overview

We are looking for an experienced Senior IBM IIB/ACE Developer to design, develop, test, and implement enterprise integration solutions using IBM Integration Bus (IIB) and IBM App Connect Enterprise (ACE). The successful candidate will work closely with application, architecture, infrastructure, and business teams to deliver scalable, secure, and reliable integration services.

Key Responsibilities

- Design, develop, test, deploy, and support integration solutions using IBM IIB/WMB and ACE.
- Develop integration flows using ESQL, Java, XML, REST, MQ, JDBC, and related technologies.
- Design and implement integration patterns aligned with enterprise architecture and development standards.
- Prepare high-level and detailed technical specifications for small to medium-sized initiatives.
- Analyze business and technical requirements and translate them into robust integration solutions.
- Perform unit testing, integration testing, troubleshooting, and production support.
- Participate in code reviews, design reviews, and technical discussions.
- Identify technical risks and dependencies and recommend appropriate mitigation strategies.
- Work with DevOps teams to support CI/CD, automated builds, and deployments.
- Collaborate with cross-functional teams including architects, developers, QA, infrastructure, and business stakeholders.
- Ensure solutions are scalable, maintainable, secure, and aligned with enterprise standards.




- Troubleshoot complex integration and middleware issues and provide timely resolution.

Required Skills & Experience
- 5+ years of application development experience, with solid experience in enterprise integration.
- Hands-on expertise in IBM Integration Bus (IIB) and IBM App Connect Enterprise (ACE).
- Strong proficiency in ESQL, Java, XML, and integration flow development.
- Experience with IBM MQ and enterprise messaging/integration patterns.
- Strong understanding of REST APIs, JDBC, JCA, and connector-based architectures.
- Experience with Jenkins, CI/CD pipelines, Agile, and DevOps practices.
- Experience working with Linux, AIX, and Windows environments.
- Strong knowledge of DB2 and SQL databases.
- Experience with UML, technical documentation, and component-based design.
- Exposure to Spring Boot, PCF, OpenShift, cloud integration platforms, and IBM ODM.
- Strong analytical, troubleshooting, communication, and problem-solving skills.

Good to Have

- Experience with Kafka and NiFi.
- Knowledge of Groovy, Python, Maven, or Elastic Stack.
- Experience with PingFederate, Active Directory, and federated authentication.
- Familiarity with Nexus and IBM UrbanCode Deploy.
- Experience with automated testing and unit testing frameworks.
- Experience supporting applications in large enterprise or financial-services environments.

Education

- Bachelor’s degree in Computer Science, Information Technology, Engineering, or a related discipline preferred.

Key Competencies

IBM IIB | IBM ACE | ESQL | Java | IBM MQ | REST | XML | JDBC | DB2 | SQL | Jenkins | CI/CD | OpenShift | Kafka | NiFi | DevOps | Agile

📌 Senior IBM IIB/ACE Developer (Toronto)
🏢 Cogency
📍 Toronto