Senior IBM App Connect Developer – Middleware

About the role

Code Ninja is seeking a Senior IBM App Connect Developer to design, build, and support integration solutions for a leading Saudi bank. This hands‑on middleware position focuses on IBM ACE/IIB and requires banking‑sector experience, working onsite in Riyadh for an initial six‑month contract with extension potential.

Key responsibilities

• Design, develop, and deploy integration flows using IBM App Connect Enterprise (ACE) or IBM Integration Bus (IIB).
• Build message flows and ESQL/Java transformations to connect core banking and peripheral applications.
• Implement integrations over MQ, REST, SOAP, JMS, and file‑based protocols.
• Configure and maintain IBM MQ queues, channels, and related messaging infrastructure.
• Ensure security, reliability, and transactional integrity of all interfaces.
• Perform capacity planning, performance tuning, and monitoring of middleware components.
• Diagnose and resolve production integration incidents with root‑cause analysis.
• Document integration designs, interface specifications, and deployment procedures.

Required profile

• 7+ years of hands‑on experience with IBM App Connect Enterprise (ACE) or IBM Integration Bus (IIB).
• Prior delivery of middleware/integration solutions within a bank or financial institution.
• Strong troubleshooting skills for production integration issues.
• Arabic language proficiency is a preference.

Required skills

• IBM App Connect Enterprise / IBM Integration Bus
• ESQL, message flow design
• IBM MQ
• Java, XML/XSD, REST, SOAP
• WebSphere, Linux/Unix environments

What we offer

• Work on mission‑critical integration systems for a leading Saudi banking client.
• Be part of Code Ninja’s forward‑deployed engineering model, recognized among Clutch’s 100 fastest‑growing technology companies of 2026.
• Direct exposure to enterprise‑scale banking infrastructure and Vision 2030‑aligned digital transformation projects.
• Competitive contract terms with the possibility of extension.