Senior Interface/Config Engineer - webMethods (Finance/Invoicing)

EPAM is a global leader in AI transformation engineering and integrated consulting, serving Forbes Global 2000 companies and startups. The role is part of a complex separation and standalone migration program for an Animal Nutrition and Health (ANH) business carve-out, involving 600 applications migration across On-Premise, SaaS/Subscription, and Lab & OT environments.

• 3+ years of hands-on experience developing integration solutions using webMethods Integration Server, Designer, and API Gateway
• Deep familiarity with SAP integration mechanisms, specifically RFC/BAPI and IDoc/ALE configuration for financial modules (FI/CO/SD)
• Understanding of e-invoicing message standards, regulatory transmission formats, and B2B document exchange
• Proven background in building and securing REST and SOAP APIs, XML/JSON payloads, and enterprise messaging flows
• Expertise in leveraging AI-assisted mapping tools, automated testing scripts, and intelligent payload validation platforms
• English proficiency at an Upper-Intermediate level (B2) or higher

Nice to have:

• Experience working on M&A IT carve-outs, corporate divestitures, or TSA exit integration programs
• Familiarity with enterprise integration inventories (Ardoq) and automated CI/CD deployment pipelines
• Certifications in webMethods or cloud integration architectures

• Design, build, and configure enterprise integration flows on Software AG webMethods (Integration Server / API Gateway) dedicated to finance, billing, and invoicing
• Configure SAP RFC/BAPI and IDoc/ALE interfaces connecting core SAP financial hubs with e-invoicing partners and external tax stacks
• Utilize AI-powered mapping assistants and automated unit-testing scripts to validate transformation logic against finance functional specifications
• Develop and maintain REST and SOAP APIs, XML/JSON transformations, and secure messaging patterns for financial transactions
• Collaborate with functional consultants, test coordinators, and business owners to triage, investigate, and resolve SIT and UAT defects
• Participate in migration rehearsals, validate financial interface re-pointing, and support hypercare stabilization

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