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Oracle Sovereign Cloud Architect

Ventula ConsultingLondon🇬🇧United KingdomPosted 20 Oct 2026

Quick Overview

Salary
£850 - £900/mo
Seniority
Mid Senior
Employment type
Temporary/Casual
Work mode
Hybrid
Location
London, United Kingdom
Stakeholder ManagementOracleEncryptionMFASSOGDPRTerraformIAM

Job Description

Oracle Sovereign Cloud Architect - £850 - £900p/d (Outside IR35) - London/Hybrid

A leading international organisation is seeking an experienced Oracle Sovereign Cloud Architect to support a major Finance, HR and Procurement transformation programme, centred around the implementation of Oracle Fusion Cloud Applications within Oracle's EU Sovereign Cloud.

This is a senior, client-side architecture role, responsible for designing the sovereign cloud infrastructure, security architecture, identity management and data residency framework ahead of a large-scale ERP transformation.

Contract Details:

  • Rate: £850-£900 per day (Outside IR35)
  • Location: London (King's Cross) - Hybrid, with regular travel to Paris and Brussels
  • Duration: 3 months (Rolling)

Key Responsibilities

  • Lead the cloud architecture workstream for a major Oracle Fusion Cloud ERP and HCM transformation programme.
  • Design and define the Oracle EU Sovereign Cloud architecture, including tenancy, compartments, environments and administration.
  • Develop identity and access management solutions, including SSO, MFA, federation, privileged access and user provisioning.
  • Define cloud networking architecture, including private connectivity, segmentation and secure integration with enterprise systems.
  • Establish encryption, key management and security controls to protect sensitive Finance, HR and Payroll data.
  • Ensure compliance with UK and EU GDPR, including data sovereignty, residency and cross-border data transfers.
  • Design resilience, disaster recovery, backup, monitoring and cloud security operations.
  • Assess the availability and suitability of Oracle Cloud services within sovereign regions.
  • Define governance and security requirements for AI services and AI agents operating within the sovereign cloud.
  • Develop technical architecture documentation and tender specifications, supporting implementation partner selection and evaluation.
  • Collaborate with enterprise architects, security teams, infrastructure teams and third-party systems integrators.

Key Requirements

  • 10+ years' experience in Cloud or Enterprise Architecture, including at least 5 years working with Oracle Cloud Infrastructure (OCI).
  • Strong Oracle Fusion Cloud Applications experience, having worked as an Architect on at least one ERP or HCM implementation from design through to go-live.
  • Proven experience designing solutions within Oracle EU Sovereign Cloud or another sovereign/government cloud environment .
  • Strong knowledge of OCI architecture, including tenancy design, identity domains, compartments, networking and security.
  • Experience with identity federation, SSO, MFA, privileged access management and corporate identity providers.
  • Strong understanding of OCI networking, including private connectivity, network segmentation and access restrictions.
  • Expertise in encryption and key management, including customer-managed keys and Oracle Break Glass.
  • Experience designing cloud security architectures within highly regulated environments.
  • Good understanding of UK/EU GDPR, data residency requirements and international data transfers.
  • Experience with integration architecture across enterprise applications, including APIs, events and bulk interfaces.
  • Excellent stakeholder management skills, with the ability to engage senior technology leaders, architects and systems integrators.

Desirable Experience

  • Oracle Cloud Infrastructure Architect Professional certification.
  • Experience working within transport, rail or other highly regulated industries.
  • Knowledge of NIS2, UK Network and Information Systems Regulations and the EU Data Act.
  • Experience migrating Oracle E-business Suite or Microsoft Dynamics NAV to cloud ERP platforms.
  • Experience with Oracle AI Agent Studio and AI services on OCI.
  • Infrastructure as Code experience, particularly Terraform.
  • Microsoft Entra ID integration with Oracle Cloud.
  • French language skills.

If you're an experienced Oracle Cloud Architect with strong OCI and sovereign cloud expertise, looking for a senior architecture contract on a major international transformation programme, please apply for further information.

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