WNS, part of Capgemini, is an Agentic AI-powered leader in intelligent operations and transformation, serving more than 700 clients across 10 industries, including Banking and Financial Services, Healthcare, Insurance, Shipping and Logistics, and Travel and Hospitality. We bring together deep domain excellence - WNS’ core differentiator - with AI-powered platforms and analytics to help businesses innovate, scale, adapt and build resilience in a world defined by disruption.Our purpose is clear: to enable lasting business value by designing intelligent, human-led solutions that deliver sustainable outcomes and a differentiated impact. With three global headquarters across four continents, operations in 13 countries, 65 delivery centers and more than 66,000 employees, WNS combines scale, expertise and execution to create meaningful, measurable impact.

We are seeking a proactive, customer-focused and results-driven Accounts Receivable Specialist responsible for managing end-to-end OTC processes, including customer credit management, billing, cash application, collections, dispute and deduction handling, customer master data management, and month-end closing and reporting. The role ensures timely invoicing and collection of receivables, accurate accounting of customer transactions, and compliance with company policies, internal controls, and applicable accounting standards, while maintaining effective relationships with customers and internal stakeholders.

• Analyze and approve new customer credit applications in line with established credit policies and approval guidelines
•  Assess customer creditworthiness by reviewing financial statements, credit scores, payment behavior, and market information
• Prepare credit recommendations, proposals, and supporting documentation, and set up approved customer accounts Forecast, set, review, and update customer credit limits and payment terms
• Perform periodic reviews of existing customer accounts and determine appropriate credit actions
• Reinstate or suspend customer accounts based on credit risk assessments and policy requirements
• Prepare and distribute credit and collections reports, including aging and key credit metrics
• Generate customer billing data, including billing runs, pricing, discounts, and payment methods
• Validate billing accuracy against approved sales orders and contractual terms
• Generate, transmit, and track customer invoices in accordance with billing schedules
• Post accounts receivable entries and related journals in the ERP system
• Manage prepayment and proforma invoicing, including receipt confirmation and final invoice generation
• Investigate and resolve customer billing inquiries and invoice corrections
• Process customer payments across various methods, including credit card and bank transfers
• Receive, deposit, and post customer payments accurately and timely
• Apply cash remittances to open invoices and resolve unallocated or unidentified payments
• Reconcile AR activity and post AR transactions to the general ledger
• Prepare and distribute AR operational and management reports
• Analyze delinquent account balances and prioritize collection activities
• Communicate and negotiate with customers regarding overdue balances and payment arrangements Collaborate with internal teams to resolve disputed or escalated accounts
• Monitor payment compliance and perform recovery actions as required
• Identify, manage, and report default accounts in line with company guidelines
• Process approved adjustments and write-offs for uncollectible balances with proper documentation
• Analyze customer adjustments, deductions, and chargebacks and conduct root-cause investigations
• Prepare and post credit and debit memos in accordance with approval guidelines
• Coordinate with internal stakeholders to resolve deductions and disputes
• Prepare chargeback invoices and maintain supporting documentation
• Validate and post related adjustment entries and ensure accurate account balances
• Create, maintain, and update customer master data, including billing details, credit limits, and tax information
• Ensure compliance with internal controls, approval hierarchies, and data governance standards
• Perform periodic data reviews and cleansing to ensure accuracy and prevent duplication
• Perform month-end AR closing activities, including reconciliations, accruals, and aging analysis
• Prepare AR metrics and management reports, including DSO and collection forecasts
• Support internal and external audits by providing documentation and explanations
• Identify process gaps and contribute to continuous improvement initiatives
• Ensure adherence to company policies, SOX controls, and applicable accounting and regulatory standards Maintain complete and accurate documentation to support audit and compliance requirement

•  At least 1-year experience in Accounts Receivable;
• Fluency German language (minimum B2 level) and good command of English is a must;
• Bachelor’s degree in Finance, Accounting, Business, or a related field (or equivalent experience)
• Strong understanding of accounting principles (GAAP/IFRS).
• Proficiency in ERP systems (Microsoft D365, or similar) and Microsoft Excel.
• Excellent communication, negotiation, and stakeholder management skills.
• High attention to detail with the ability to manage multiple priorities and deadlines 
• Exposure to shared services or multinational environments preferred