Senior Integration Developer (OSB/WebMethods)

TL;DR

Senior Integration Developer (OSB/WebMethods): Migrating existing OSB flows to IBM WebMethods for a client in Belgium with an accent on SOA, API design, and integration patterns. Focus on developing OSB flows, implementing B2B migrations, and ensuring clear software documentation within an Agile environment.

Location: Remote work from Poland

Company

IT consultancy firm helping startups and corporations deliver innovative technologies across sectors such as Telecom, Energy, Banking, and Automotive.

What you will do

• Develop OSB flows in collaboration with the Integration Competence Center (ICC) team.
• Execute the migration of existing OSB flows to IBM WebMethods (B2B).
• Create clear and structured technical documentation for the developed software.
• Collaborate closely with the Agile Infrastructure Team responsible for the OSB platform.

Requirements

• Solid knowledge of SOA and Oracle Service Bus (OSB).
• Good knowledge of IBM WebMethods.
• Deep understanding of Web Services (SOAP/REST), XML, WSDL, JSON, OpenAPI, OAuth2/JWT, and XSLT transformations.
• Experience with Oracle AQ integration and tools like SOAPUI, Postman, or XMLSpy.
• Own sole proprietorship (one-person business) registered in the EU is required.
• Good command of English.

Nice to have

• Knowledge of Java, Dynatrace, and Software AG API Gateway.
• Proficiency in Dutch or French.

Culture & Benefits

• Long-term B2B cooperation.
• Remote work flexibility for eligible candidates.
• Opportunity to work on a real-world migration project in an international environment.