Lead Software Engineer Avalara E- Invoicing and Workday

Overview We are seeking a highly skilled Senior Software Engineer Avalara E-Invoicing Solutions to lead the design, development, integration, and support of enterprise-wide electronic invoicing platforms. The ideal candidate will bring strong expertise in Avalara E-Invoicing, Peppol, ERP integrations, middleware technologies, and global tax compliance frameworks. This role partners closely with Finance, Tax, ERP, Compliance, and Technology teams across EMEA and US regions. What Youll Do: Avalara E-Invoicing & Regulatory Compliance Design, implement, and support Avalara E-Invoicing solutions, Peppol integrations, and global electronic invoicing platforms. Lead compliant e-invoicing deployments across multiple countries and jurisdictions. Support EU ViDA, Peppol, KSeF, SDI, SII, and other digital reporting mandates. Integration & Solution Development Integrate Workday Financials, Avalara E-Invoicing, tax engines, ERP platforms, and compliance systems. Develop solutions using REST APIs, SOAP, JSON, XML, UBL, and electronic document exchange standards. Implement integrations using Boomi, MuleSoft, Workday Studio, Azure Integration Services, or similar technologies. Electronic Invoice Processing Design end-to-end invoice workflows including generation, validation, transmission, status tracking, and exception handling. Peppol & Digital Network Integration Support Peppol Access Points, SMP/SML configurations, and document transmission standards. Security, Compliance & Architecture Implement authentication, encryption, digital signatures, certificate management, and secure transmission controls. Collaboration & Support Partner with Finance, Tax, Accounting, Compliance, ERP, and Technology stakeholders. Provide production support, troubleshooting, root-cause analysis, and technical leadership. Work closely with cross-functional teams across EMEA and US regions to drive global initiatives. Demonstrate flexibility to work in rotational shifts and overlapping business hours to support stakeholders across EMEA and US time zones. What We Are Looking For: 10+ years of experience in Software Engineering, Systems Integration, and Enterprise Application Development. Hands-on experience with Avalara E-Invoicing, Peppol, or similar global e-invoicing platforms. Strong experience integrating Workday Financials and ERP systems with tax and compliance platforms. Expertise in REST APIs, SOAP Web Services, JSON, XML, UBL, and electronic document exchange standards. Experience with Boomi, MuleSoft, Workday Studio, Azure Integration Services, or similar middleware technologies. Strong understanding of Peppol Network Architecture, Access Points, SMP/SML, and e-document transmission protocols. Experience designing end-to-end invoice processing workflows. Experience in Agile/Scrum environments and global cross-functional teams. Strong understanding of security, encryption, authentication, digital signatures, and compliance requirements. Knowledge of EU ViDA, Peppol, KSeF, SDI, SII, and other e-invoicing regulations. Experience working with globally distributed teams across EMEA and US regions. Must be comfortable working with cross-functional teams across EMEA and US time zones and demonstrate flexibility to work in shifts based on business and project needs. Disclaimer: This job posting has been aggregated from external source. Role details, content, and availability are subject to change. Applicants are advised to confirm the latest information directly on the company website before applying.