Senior Middleware Developer

About the Role:

We are looking for a seasoned professional to design, develop, and support enterprise integration solutions while leading production implementations and resolving complex technical issues. If you have strong experience in IBM MQ, message flows, web services, and Agile delivery, this opportunity is for you.

Your Future Employer:

A leading global IT services organization delivering enterprise integration, middleware, and digital transformation solutions for Fortune 500 clients. The organization offers an opportunity to work on large-scale integration platforms, mission-critical production environments, and enterprise banking applications.

Responsibilities:

- Design, develop, and support enterprise integration solutions using IBM Integration Bus (IIB) and IBM App Connect Enterprise (ACE).

- Develop and maintain message flows, ESQL, routing, transformations, and service integrations.

- Configure, manage, and troubleshoot IBM MQ queues, queue managers, and MQ cluster environments.

- Perform impact assessments and prepare High-Level Design (HLD) and Low-Level Design (LLD) documents.

- Lead production deployments, release implementations, and resolve critical production incidents as a Technical SME.

- Develop and consume HTTP/SOAP web services and integrate enterprise applications.

Requirements:

- 10+ years of experience in IBM Integration Bus (IIB)/IBM Middleware development and production support.

- Strong hands-on experience with IBM MQ, queue managers, queues, and MQ cluster configuration.

- Expertise in message flow development, ESQL, routing, transformations, nodes, and debugging.

- Good knowledge of IBM DB2 and SQL query optimization.

- Strong understanding of HTTP/SOAP web services and enterprise integration architecture.

- Hands-on experience with tools such as RFHUtil, PuTTY, and WinSCP.

Preferred Skills:

- Hands-on experience with IBM App Connect Enterprise (ACE).

- Experience with Unix/Linux, GitBash, Jenkins, Docker, and Nexus.

- Exposure to Microservices architecture and application migration projects.

- Banking or Financial Services domain experience.

Disclaimer:

Crescendo Global specializes in Senior to C-level niche recruitment. We are passionate about empowering job seekers and employers with an engaging, memorable job search and leadership hiring experience. Crescendo Global does not discriminate based on race, religion, colour, origin, gender, sexual orientation, age, marital status, veteran status, or disability status.

Note:

We receive many applications daily, so it becomes difficult for us to get back to each candidate. Please assume that your profile has not been shortlisted if you do not hear back from us within one week. Your patience is highly appreciated.

Scammers can misuse Crescendo Global's name for fake job offers. We never ask for money, purchases, or system upgrades. Verify all opportunities at www.crescendo-global.com and report fraud immediately. Stay alert!

Skills

Middleware, IBM ACE, Integration Architecture, MQ, DB2, IIB, Cast Iron/App Connect