Location
London

Hours
Full Time

Salary
Negotiable

About the Role
At Moody's, we unite the brightest minds to turn today’s risks into tomorrow’s opportunities by fostering an inclusive environment where everyone feels welcome to be themselves—with the freedom to exchange ideas, think innovatively, and listen to each other and customers in meaningful ways. Moody’s is transforming how the world sees risk as a global leader in ratings and integrated risk assessment, advancing AI to move from insight to action—enabling intelligence that understands complexity and responds to it. We decode risk to unlock opportunity, helping clients navigate uncertainty with clarity, speed, and confidence.

As a Sr Business Systems Analyst (Vertex), you will serve as the Global Tax lead and single point of accountability for global tax technology, ensuring SAP processes and master data correctly drive tax determination, reporting, and compliance across all jurisdictions. You will facilitate implementation, support, and hands-on configuration of Vertex O Series integration with SAP S/4 HANA, design and support tax integration across end-to-end business cycles, and support global indirect tax requirements including US Sales and Use Tax, EU VAT, APAC GST, and regional statutory models.

You will also manage tax mappings, exemption certificates, and jurisdiction setup, support Brazil tax implementation and ongoing compliance, participate in Vertex upgrades, own reconciliation and audit readiness, uphold SOX and change-governance controls, and train and mentor Tax Super Users and Business Process Owners. This role offers the opportunity to drive automation and AI-enabled tax capabilities to improve efficiency and reduce manual effort.

Our SAP Center of Excellence team supports, enhances, and evolves SAP Finance applications and global tax technology across Moody's enterprise. We partner closely with Tax, Finance, IT, and external advisors to translate complex regulatory requirements into scalable, well-controlled system solutions powering Moody's global operations. By joining our team, you will play a pivotal role in shaping tax technology at a global scale, contributing to initiatives spanning multiple regions, business cycles, and compliance frameworks, with a strong focus on automation and AI innovation.

Experience
- Minimum 10 years of hands-on Vertex O Series 9.0 implementation and support experience, including configuration expertise in SAP Financial Accounting, Vertex Accelerator, and Vertex O Series 8.0 and 9.0
- Experience with SAP integrations with Vertex, including Accounts Payable, Accounts Receivable, Sales and Distribution, Intercompany Invoicing, and configuring/troubleshooting SAP Integration Component tax mappings
- Support for global tax implementations across US, Canada, EMEA, APAC, LATAM, Brazil, and India, including greenfield implementations, cutover, hypercare, and production support
- Functional understanding of Sales and Use Tax, VAT/GST, tax exemptions, multi-jurisdiction determination, global tax matrices, direct and withholding tax concepts
- Experience with SAP Document and Reporting Compliance, e-invoicing, Continuous Transaction Controls, and country-specific mandates such as Peppol, LATAM, and India GST
- Highly developed interpersonal, written, and verbal communication skills with ability to express complex technical concepts in business terms and conduct end-user trainings
- Ability to work collaboratively with internal business, technical, and external consulting teams; manage projects, teams, and competing priorities under time constraints
- Demonstrated proficiency in artificial intelligence concepts, hands-on experience using AI tools to streamline workflows and enhance operational efficiency, and commitment to responsible and ethical AI use

About you
Invests in every relationship, leads with curiosity, champions diverse perspectives, turns inputs into actions, and upholds trust through integrity. Enthusiastic about driving automation and AI-enabled tax capabilities to improve efficiency and reduce manual effort. Strong collaborator and mentor who can guide junior staff and business users.

Qualifications
- Bachelor's degree in any discipline required
- Vertex O Series certification preferred
- SAP Financial Accounting certification preferred