Oracle Xstore Developer Lead

6 months C2H Role

Oracle Xstore Developer Lead

Job Title: Oracle Xstore Developer Lead

Location: New York City Area (hybrid / remote)

Employment Type: Full-time

Experience Level: Mid-Senior Level

Diamonds International is embarking on a multi-year transformation of its retail systems landscape, implementing Oracle Xstore POS, Oracle Fusion ERP, Oracle Integration Cloud (OIC), and Oracle Retail Data Store (RDS) across more than 120+ stores in multiple countries.

We are seeking an experienced Senior Oracle Xstore Developer to join our Enterprise Applications & POS team. This individual will work directly alongside the Manager Enterprise Applications & POS and will play a key role in the design, development, customization, and integration of Oracle Retail Xstore Point-of-Service (POS) that supports our retail operations.

The ideal candidate will have deep hands-on experience with Oracle Xstore (v18 or higher), Xcenter/Xadmin/Xoffice Cloud, and related Oracle Retail applications, along with strong Java development and integration skills. This role requires hands-on technical depth in Oracle Xstore POS and a strong understanding of retail transaction processing, store operations, and integrations with ERP, payment, gift-card, and loyalty systems.

Key Responsibilities

• Lead end-to-end technical design, development and customization of the Xstore POS application, including UI enhancements, business logic, transaction workflow, and tender processes.
• Configure, enhance, and maintain Xstore and Xadmin/Xoffice applications, including business logic, transaction workflows, UI components, and tender processes.
• Design, develop, and customize Oracle Xstore POS solutions (Java-based) to meet business and operational requirements.
• Participate and/or lead key technical sessions with the Oracle ERP team to resolve data mapping issues, define integration mappings, and design integrations between Xstore and Oracle ERP as well as other non-Oracle applications.
• Support data conversion, data loading, and data validation activities to maintain data integrity throughout system operations.
• Support Xstore integration with Oracle Fusion ERP, Oracle Integration Cloud (OIC), as well as third-party vendors such as Salesforce, payment processors, gift card platforms and loyalty providers.
• Support the full software development lifecycle, including issue triage, debugging, and defect resolution; as well as build, unit and end-to-end testing (SIT), user acceptance (CRP/UAT), deployment, hypercare, and ongoing maintenance.
• Support the pilot rollout and post-go-live hypercare activities, resolve production issues, and lead root-cause analysis and preventive actions to ensure high availability of store systems across all regions go-lives.
• Partner with functional leads and business users (Finance, Store Ops, Supply Chain) to analyze gaps and deliver practical solutions aligned with Oracle Retail best practices.
• Work with DI's infrastructure and third party SI (system integrator) teams to establish code versioning, build automation standards, data loads, and system releases.
• Create and maintain technical documentation including Technical Design Docs (TDD), Integration Mapping, and Deployment Guides.
• Ensure compliance with corporate policies (data security, change management, performance monitoring).

Qualifications & Experience

• Education: Bachelor's Degree in Computer Science, Information Systems, or related field (or equivalent experience).
• Experience: 8 + years development experience, including 5 + years with Oracle Xstore POS development and configuration (v18 or higher).
• Proven experience with:
  • Oracle Xstore POS (preferably v18 or higher), Xcenter, and Xoffice Cloud
  • Java, Spring Framework, XML, PL/SQL and Oracle Database technologies.
  • Experience integrating POS systems with enterprise applications: ERP (e.g., Oracle Fusion), middleware (e.g., Oracle Integration Cloud or equivalent middleware platforms)
  • Payment integration (Shift4, Adyen, Fiserv, etc.), CRM and gift card/loyalty integrations
• Experience with integration of Xstore and enterprise systems such as Oracle Fusion ERP, Oracle Integration Cloud (OIC), and third-party vendors such as Salesforce, payment processors, gift card platforms and loyalty providers.
• Experience supporting large multi-store retail roll-outs (100+ stores preferred).
• Strong understanding of retail operations: retail POS workflows (sales, returns, exchanges), inventory/tender management, store operations, promotions/discounts.
• Experience with version control (Gihubt, SVN), build tools (Maven/Gradle), CI/CD pipelines and automation.
• Excellent analytical, communication, and documentation skills; ability to manage multiple priorities in a dynamic retail environment.
• Ability to work collaboratively in a cross-functional, multi-vendor team environment and adapt to changing priorities.

Preferred Skills

• Experience integrating Oracle Xstore with Oracle Fusion ERP (Finance, SCM, AR/AP).
• Familiarity with gift-card and loyalty vendor APIs and data mapping.
• Experience with Oracle Retail Data Store (RDS) and Xstore/Xoffice reporting.
• Exposure to mobile POS, tablet POS, and Xoffice cloud POS architecture.
• Knowledge of fiscalization and tax compliance across multiple countries (e.g. Mexico)
• Oracle Retail or Java certifications are a plus.

Why Join Diamonds International

• Opportunity to lead development in a large-scale Oracle Retail transformation.
• Work in a collaborative environment combining enterprise-scale technology with luxury retail operations.
• Work in a collaborative, innovative environment with cross-functional teams, presenting to executives and partnering directly with Oracle and industry-leading vendors to implement industry-leading retail solutions.
• Work across global stores, cross-functional teams and with industry-leading technology.