Role : Enterprise Middleware Developer or Java Integration / SOA Developer or IBM Middleware Developer

Education : Bachelors Degree

Minimum Experience : 10 to 14 years

Summary :

As an IBM Web Services / Enterprise Middleware Developer, you will be responsible for designing, developing, and supporting enterprise-grade services and integration solutions in a SOA-based architecture. The role requires strong hands-on Java development experience, exposure to microservices architecture and Spring-based frameworks, and practical expertise in IBM integration technologies, including WebSphere Application Server (WAS), IBM App Connect Enterprise (ACE), and IBM MQ.

You will work across service implementation and integration layers, collaborating with cross-functional teams to build scalable, reliable, and reusable middleware solutions aligned with Gainwell development, quality, and operational standards.

This role is strictly involved in application development, integration, and middleware services and does not involve access to Protected Health Information (PHI), Personally Identifiable Information (PII), or any secured or confidential client data. The work is limited to service development, integration, and platform engineering activities and does not include handling or processing of sensitive health or personal information.

Responsibilities :

- Having 10 or more years of experience, this position will be responsible for supporting enterprise middleware and integration initiatives.

- Design, develop, and maintain Java-based services, including SOAP and REST web services, hosted on IBM WebSphere Application Server (WAS).

- Develop and enhance microservices-based applications using Spring / Spring Boot frameworks.

- Design and implement integration flows using IBM App Connect Enterprise (ACE), including message routing, transformation, and orchestration.

- Perform ESQL development within ACE for message processing, transformation, and business logic implementation.

- Integrate services using IBM MQ and JMS-based asynchronous messaging patterns.

- Design and consume service contracts (WSDL, XSD, Swagger/OpenAPI).

- Work in a SOA-based environment, supporting service-oriented and event-driven integration patterns.

- Collaborate with Business Analysts and Architects to translate functional requirements into technical designs.

- Support CI/CD pipelines, deployments, and environment promotions across development, test, and production.

- Troubleshoot and resolve performance, reliability, and scalability issues in middleware and service layers.

- Create and maintain technical documentation, including design specifications, integration mappings, and deployment guides.

Required Skills :

- 10+ years of hands-on experience in Java development, including Java/J2EE fundamentals.

- Strong experience building RESTful and SOAP web services in enterprise environments.

- Hands-on experience with microservices architecture and Spring / Spring Boot frameworks.

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

- Mandatory experience in ESQL development within ACE for message transformations and integration logic.

- Experience working with IBM WebSphere Application Server (WAS) for service deployment and runtime support.

- Strong experience with IBM MQ, including messaging concepts and JMS-based integrations.

- Solid understanding of SOA principles, integration patterns, and service-based architectures.

- Proficiency in XML, JSON, XSD, WSDL, and transformation techniques.

- Experience working in enterprise delivery environments with strong production-support expectations.

- Strong problem-solving, analytical, and communication skills.

- Ability to work independently within a large, matrixed enterprise environment.

Preferred Skills :

- Experience working with Rules Engines (e.g., IBM ODM or equivalent).

- Exposure to API Management platforms (API Connect, Apigee, etc.).

- Experience with DevOps and CI/CD tools (Jenkins, Git, Azure DevOps).

- Cloud exposure (AWS, Azure, or GCP) in middleware or integration contexts.

- Experience designing solutions for scalability, reusability, and long-term maintainability.

- Exposure to enterprise monitoring and logging tools (Splunk, AppDynamics, Dynatrace).