Senior Business Analyst

Overview Expleo is seeking an experienced Senior ERP Business Analyst to support a major ERP transformation programme focused on replacing an existing Oracle ERP platform with Microsoft Dynamics 365 Business Central. This role will play a critical part in the discovery and analysis phase, working closely with Finance, IT, operational stakeholders, and third-party suppliers to define business requirements and establish the foundations for a successful ERP implementation. The successful candidate will possess a strong combination of finance process expertise, ERP transformation experience, and structured business analysis skills. They will be responsible for understanding complex business operations, challenging existing processes, facilitating stakeholder engagement, and producing high-quality documentation to support programme governance, procurement, and solution design activities. Responsibilities Conduct workshops and stakeholder interviews across Finance, Procurement, Asset Management, Operations, and IT teams. Document current Oracle ERP modules, business owners, user groups, and business processes. Produce end-to-end process maps covering key finance processes including Procure-to-Pay, Record-to-Report, Fixed Assets, Order-to-Cash, and related processes. Analyse user roles, security models, delegated financial authorities, and approval workflows. Catalogue all integrations, interfaces, and data flows between Oracle and connected systems. Create a comprehensive inventory of reports, dashboards, and management information requirements. Assess master data structures including Chart of Accounts, supplier, customer, asset, and project master data. Identify customisations, workarounds, spreadsheets, and manual processes currently operating outside the ERP platform. Document financial controls, compliance requirements, audit needs, and segregation-of-duties controls. Facilitate fit-gap analysis between current capabilities and future Business Central requirements. Develop prioritised business requirements and recommendations for the ERP replacement programme. Produce clear and professional discovery outputs suitable for project governance and procurement activities. Essential skills Extensive Business Analysis experience on ERP transformation or ERP implementation programmes. Strong understanding of Finance and ERP processes. Strong stakeholder management skills across business, finance, and technology teams. Microsoft Dynamics 365 Business Central experience. Rail, transport, or regulated industry experience. Finance transformation programme experience. Knowledge of financial controls, audit processes, and compliance requirements. Experience Experience with Oracle ERP, Oracle Financials, JD Edwards, SAP, Dynamics 365, or similar enterprise platforms. Proven experience conducting discovery phases and requirements elicitation. Process modelling experience using Visio, BPMN, or equivalent methodologies. Experience documenting integrations, interfaces, and data flows. Experience producing governance-quality documentation for steering boards and senior leadership teams. Experience working alongside system integrators and third-party suppliers. 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 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