Senior Integration Engineer

EPAM Systems is a global leader in AI transformation engineering and integrated consulting, serving Forbes Global 2000 companies and ambitious startups. The company has over thirty years of expertise in custom software, product, and platform engineering, empowering clients to become AI-Native enterprises. This role supports a complex business separation and standalone migration program involving 600 applications across On-Premise, SaaS/Subscription, and Lab & OT environments.

• Minimum 3 years of hands-on middleware development and enterprise integration experience
• Practical experience developing and re-pointing integrations with Software AG webMethods, SAP BTP Cloud Integration (CPI), or Azure/AWS API Management
• Deep familiarity with SAP integration protocols: IDoc, ALE, RFC, BAPI, OData
• Proficiency with enterprise protocols REST, SOAP, SFTP, AS2
• Experience using AI-assisted code/mapping refactoring tools, automated message validation, and integration monitoring platforms
• Strong competency in end-to-end message flow testing and payload validation in collaboration with business application owners
• Ability to execute deployment runbooks and support high-stakes cutover weekends under strict maintenance windows
• English language proficiency at Upper-Intermediate (B2) level or higher

Nice to have:

• Experience in complex M&A IT separation or TSA exit integration programs
• Familiarity with Ardoq integration inventories or automated CI/CD deployment pipelines for middleware artifacts
• Qualifications in webMethods, SAP BTP, or cloud integration architectures

• Rebuild, configure, and re-point legacy interfaces across target enterprise integration platforms (webMethods, SAP BTP CPI, Azure API Gateway) following global architecture patterns
• Partner with application owners, functional consultants, and SAP track to execute rigorous end-to-end message flow validation (IDoc/ALE, RFC/BAPI, REST/SOAP APIs)
• Utilize AI-powered integration testing tools, automated schema mapping assistants, and intelligent payload validation scripts
• Ensure seamless data synchronization between satellite applications and core SAP hubs across migration waves
• Participate in cutover rehearsals, execute delta configuration syncs, and provide operational support during synchronized SAP-clock cutover
• Investigate and resolve integration errors, message delivery failures, and connectivity bottlenecks during SIT, UAT, and hypercare
• Collaborate cross-functionally to align integration delivery with wave execution milestones

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