Solution Architect

Overview Expleo is seeking an experienced Solution Architect to support a large-scale transformation programme involving Oracle ERP demobilisation, migration to Microsoft Dynamics 365 Business Central, and Workday separation activities. The successful candidate will have a proven track record delivering ERP migration and separation programmes, with strong expertise across solution architecture, enterprise integrations, data migration, cutover planning, and transition delivery. Experience working with Oracle ERP, D365 Business Central, and Workday environments is essential. Responsibilities Define and assure end-to-end solution architectures for Oracle demobilisation, D365 Business Central migration, and Workday separation. Develop current-state, transition-state, and target-state architecture designs. Support data migration, integration, cutover, and service transition activities. Assess technical dependencies, risks, and impacts across applications, data, infrastructure, and security domains. Define integration approaches across APIs, middleware, batch and file-based interfaces. Produce architecture artefacts including HLDs, solution designs, roadmaps, and decision records. Support architecture governance, design reviews, and stakeholder approvals. Collaborate with business stakeholders, delivery teams, and third-party vendors throughout the programme lifecycle. Qualifications Preferred Certifications TOGAF ArchiMate Microsoft Azure Solutions Architect Microsoft Dynamics 365 Certification AWS Solutions Architect Essential skills Oracle ERP Microsoft Dynamics 365 Business Central Workday Enterprise Integration Patterns API & Middleware Architecture Data Migration & Reconciliation Identity & Access Management Azure and/or AWS Security & Governance Service Transition Experience Extensive Solution Architecture experience within large enterprise environments. Proven delivery experience across ERP transformation, migration, or separation programmes. Strong Oracle ERP architecture, migration, or demobilisation experience. Hands-on experience with Microsoft Dynamics 365 Business Central implementations or migrations. Experience supporting Workday separation, migration, or integration programmes. Strong understanding of enterprise integration patterns, APIs, middleware, and data migration strategies. Experience defining migration, cutover, transition, and operational readiness approaches. Ability to engage senior stakeholders and provide architecture assurance across multiple workstreams. Benefits Collaborative working environment – we stand shoulder to shoulder with our clients and our peers through good times and challenges We empower all passionate technology loving professionals by allowing them to expand their skills and take part in inspiring projects Expleo Academy - enables you to acquire and develop the right skills by delivering a suite of accredited training courses Competitive company benefits Always working as one team, our people are not afraid to think big and challenge the status quo #LI-BM1 As a Disability Confident Committed Employer we have committed to: Ensure our recruitment process is inclusive and accessible Communicating and promoting vacancies Offering an interview to disabled people who meet the minimum criteria for the job Anticipating and providing reasonable adjustments as required Supporting any existing employee who acquires a disability or long term health condition, enabling them to stay in work at least one activity that will make a difference for disabled people “We are an equal opportunities employer and welcome applications from all suitably qualified persons regardless of their race, sex, disability, religion/belief, sexual orientation or age”. We treat everyone fairly and equitably across the organisation, including providing any additional support and adjustments needed for everyone to thrive