Senior Data Architect - Oracle HCM Cloud, Oracle EBS

K&K Social Resources & Development GmbH is an international recruiting agency that has been providing technical resources in the European region since 1993. This position is with one of our clients in United Kingdom who is actively hiring candidates to expand their teams.

Role: Senior Data Architect - Oracle HCM Cloud, Oracle EBS

Location: London, UK (Remote)

Employment Type: Full-time Permanent

Your role

As a Senior Data Architect, you will lead the definition of data strategy and design robust, scalable solutions to support large-scale migration initiatives to Oracle HCM Cloud and Microsoft Azure Fabric. You will architect and implement frameworks that ensure secure, high-performance data flows across complex ecosystems, leveraging modern cloud technologies to deliver efficient and compliant solutions.

In this role, you will drive the end-to-end execution of data migration for high-volume HR datasets—including Core HR, Talent, Recruiting, Compensation, Benefits, Absence, and Payroll—while ensuring data quality, auditability, and regulatory compliance. You will establish governance standards, optimize performance, and guide teams through architecture reviews, solution design, and delivery processes. Your leadership will be pivotal in shaping strategies that enable seamless integration and empower clients to meet evolving business needs.

Responsibilities:

• Define data migration approach from heterogeneous source systems (EBS + non-EBS HR/payroll/benefits systems) to Oracle HCM Cloud and Microsoft Fabric
• Define/validate data migration approach for large & complex analytics platform in HCM
• Create & track cutover tasks for Data Migrations for multi-phased cutovers for HCM cloud, Parallel Payroll runs and Analytic platforms.
• Ability to communicate and coordinate data migration aspects with multiple stakeholders (PMO, Client & End customer)
• Design canonical data models to consolidate data from multiple sources into HCM Cloud.
• Establish cross-system mapping rules, including handling duplicate records, conflicting identifiers, and data harmonization.
• Implement data standardization for non-EBS sources like CSV, flat files, APIs. Ensure referential integrity across merged datasets
• Define data cleansing strategy for non-EBS sources & implement deduplication logic for employees appearing in multiple systems
• Create validation dashboards for multi-source reconciliation
• Experience in handling large data integration with productions like Azure, OIC, Fabric is an added advantage

Required

• 20+ years of experience in data architecture/data engineering, with at least 5+ years leading migrations to HCM.
• Proven experience in multi-source HR data migration (e.g., Oracle EBS and legacy HR/Payroll systems).
• Strong knowledge of Oracle HCM Cloud modules and migration tools (HDL, REST APIs).
• Hands-on experience with PL/SQL and data integration frameworks.
• Expertise in data harmonization, canonical modeling, and duplicate resolution.
• Experience in migrating data for large and complex business transformation programs.
• Familiar with modern cloud data technologies (e.g., Microsoft Azure Fabric, OCI).
• Exposure to performance optimization techniques for high-volume HR datasets.
• Preferred
• Should be excellent planner when it comes to perform release planning and other delivery planning.
• Should have excellent problem-solving skills
• Responsible for Coaching and mentoring team members

Note: Applicants for employment in United Kingdom should possess work authorization which does not require sponsorship by the employer for a visa.