AI Powered integration with expert operators

Microsoft Dynamics 365 and Lightspeed

Integration Agency & Consultants

High-volume retail operations eventually break the manual bridge between the point of sale and the ERP. When Lightspeed transactions do not align with Microsoft Dynamics 365, reconciliation debt builds and inventory accuracy decays. This integration ensures that every physical store sale, return, and payment is correctly reflected in your core financial controls, protecting the integrity of the month-end close as store counts and transaction volumes scale.

Castore
Lounge
Oliver Bonas
Green People
Tatty Devine
Cult
Auditing ERP and POS system gaps

We connect Microsoft Dynamics 365 and Lightspeed, integrating your ERP and POS systems for efficient operations. Our consulting services are invaluable, with system audit services that uncover inefficiencies and integration gaps across Microsoft Dynamics 365, Lightspeed, ERP, and POS platforms. These audits empower both our consultants and your team to take decisive action, ensuring your technology ecosystem runs smoothly and efficiently. This enables you to deliver an outstanding customer experience, with every system working in harmony to support your business goals.

Solution Design

Our consultants put you in the driving seat of your Microsoft Dynamics 365 and Lightspeed integration, designing a future-proof ERP and POS ecosystem. We work side-by-side with you to craft a blueprint that connects Microsoft Dynamics 365 with Lightspeed, ensuring your ERP and POS systems are perfectly aligned. With a sharp focus on planning and execution, we help you reclaim time and energy, laying solid foundations for sustainable growth.

Mapping transaction flows and stock updates

The integration ensures that Microsoft Dynamics 365 acts as the system of record for inventory and financial reconciliation, while Lightspeed manages point-of-sale transactions. Sales and customer data from Lightspeed post to Dynamics 365 to facilitate order processing and cash reconciliation. Stock updates flow from Dynamics 365 to Lightspeed to maintain accurate available-to-sell levels across retail locations. The system is designed to detect discrepancies in mapping or product codes early, preventing accounting errors from reaching the general ledger.

Orchestrating workflows via secure middleware

Leveraging IPaaS with ISO 27001 and SOC 2 and above security accreditations enables secure, efficient integration between Microsoft Dynamics 365 and Lightspeed, connecting ERP and POS systems. IPaaS simplifies connecting Microsoft Dynamics 365 ERP with Lightspeed POS, reducing manual effort and risk. Benefits include robust data protection, centralised management, and reliable automation, ensuring both ERP and POS data from Lightspeed and Microsoft Dynamics 365 are synchronised securely and efficiently.

Surfacing reconciliation gaps and record errors

Standard monitoring often fails to surface the issues that impact the financial close, such as mapping errors or partially synced inventory batches. Our approach provides visibility into the specific data objects that fail to move between Lightspeed and Dynamics 365. Rather than just monitoring system uptime, we identify reconciliation gaps and orphaned records that would otherwise require manual investigation. This ensures that finance teams have a clearer audit trail of transactions and stock movements across the retail estate.

Operational handover for finance and retail

Our training equips your team to confidently manage your ERP and POS systems, supporting your brand’s growth ambitions with Microsoft Dynamics 365 and Lightspeed. By focusing on Microsoft Dynamics 365 and Lightspeed integration, your team gains practical skills to optimise both ERP and POS operations, ensuring your tech stack is robust and ready to scale as your business evolves.

Managing sync health and ledger integrity

Support focuses on preventing operational drift as systems evolve and seasonal peaks occur. We take ownership of the integration health, monitoring for sync failures and register closure discrepancies. By resolving exceptions before they impact the general ledger, we allow finance teams to focus on reporting rather than troubleshooting failed data transfers or fragmented payment records.

Common failures

Mismatched inventory locations and overselling.

Operational impact: If Dynamics 365 warehouse records are not correctly mapped to individual Lightspeed store locations, stock level updates will fail or post to the wrong outlet. This leads to inaccurate on-hand quantities, causing overselling in one store and excess inventory in another. Fulfilment teams cannot trust the stock file, and customer service must manage cancelled Sales Orders.

Prevention / Action: The integration must establish an explicit mapping between the Dynamics 365 'Warehouse' or 'Site' entity and the Lightspeed 'Shop' ID. Integration logic must be designed to process inventory adjustments on a per-location basis, respecting the source-of-truth ownership defined in Dynamics 365. Implement monitoring and exception handling to catch sync errors for specific locations before they impact trading.

Inaccurate daily sales and payment reconciliation.

Operational impact: Lightspeed often aggregates sales by register closure, including multiple payment types, refunds, and taxes. If the integration posts only a single summary journal to Dynamics 365, the finance team cannot reconcile these entries against bank deposits and payment processor payouts. This creates significant manual work during the month-end close and can mask underlying cash or refund discrepancies.

Prevention / Action: Design the integration to create granular journal entries in Dynamics 365 that correspond to Lightspeed's payout batches and register closures. Logic should segregate sales revenue, taxes, and payment gateway fees into distinct general ledger accounts. The posting schedule should align with the finance team's reconciliation process, with a clear exception queue for any transaction that fails to post, preventing imbalances.

Product matrix and bundle data corruption.

Operational impact: Dynamics 365 often manages complex product data like kits and assemblies which lack a direct equivalent in Lightspeed's parent-child matrix structure. An incorrect mapping logic creates corrupted SKUs in Lightspeed, preventing sales. Alternatively, it can cause sales of bundles to fail to decrement the correct component inventory in Dynamics 365, undermining stock accuracy and requiring manual correction by merchandising and ops teams.

Prevention / Action: Define Dynamics 365 as the absolute source of truth for all product master data. The integration must include a transformation layer to correctly map D365 product types to the appropriate structure in Lightspeed. For bundles, where no native equivalent exists, the process must be designed to translate a single 'bundle' SKU from a Lightspeed sale into a Dynamics 365 Sales Order with multiple component-level lines.

Unmatched partial returns.

Operational impact: When a customer returns one item from a multi-item sale, Lightspeed may generate a new transaction ID for the refund. This often fails to link back to the original Sales Order in Dynamics 365, particularly if the order is already 'invoiced'. Consequently, the finance team cannot create the corresponding credit note, and the returned stock is not added back to inventory in the ERP, leading to inaccurate stock levels and financial reports.

Prevention / Action: The returns handling process must be designed to identify partial returns from Lightspeed and find the original parent Sales Order in Dynamics 365, regardless of its status. Integration logic should use the original order and line-item data to generate a corresponding Return Order or Credit Note. Configure an exception handling queue to hold any returns that cannot be matched automatically, flagging them for manual review by the finance or CX team.

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