Finance Enterprise Architect

At the heart of everything we do is our vision to change lives every day, and our mission to grow The National Lottery responsibly and champion its impact.  

We are Allwyn UK, part of the Allwyn Entertainment Group – a multi-national lottery operator with a market-leading presence across the USA (Michigan and Illinois) and Europe, including Czech Republic, Austria, Greece, Cyprus and Italy. 

While the main contribution of The National Lottery to society is through the funds to good causes, at Allwyn we put our purpose and values at the heart of everything we do.  Join us as we embark on a once-in-a-lifetime, largescale transformation journey by creating a National Lottery that delivers more money to good causes.   

We’ll talk a bit more about us further down the page, but for now – let’s talk about the role and who we’re looking for… 

 A bit about the role 

Reporting to the Head of Finance Business Systems, the Finance Enterprise Architect will provide senior Finance-facing architecture, process and delivery leadership across the core Finance systems landscape. The role will shape how Finance processes, controls, data and systems operate together across SAP and related enterprise platforms, ensuring solutions are practical, controlled, scalable and aligned to Finance’s transformation priorities.

The role will focus on translating Finance business needs into clear operating, process and solution design outcomes across areas such as Procure to Pay, Record to Report, Order to Cash, Treasury, planning, reporting and controls. It will work closely with Finance leadership, process owners, Technology and external partners to ensure change is delivered in a way that improves business performance, strengthens control and supports the future Finance operating model.

Core responsibilities include developing Finance process and systems roadmaps, shaping high-level solution options, assessing business impact and delivery risk, supporting governance decisions, maintaining clear design documentation and overseeing delivery through testing, cutover, adoption and embedding. Technical architecture knowledge remains important, but the primary focus is on Finance business process, data, controls, stakeholder alignment and successful delivery of Finance change.

What you’ll be doing

• Play a critical role in shaping and delivering Finance’s modern technology and process roadmap from 2025 onwards, including SAP RISE, SAC, Treasury Management, reporting and analytics, while ensuring change is grounded in Finance business priorities and operational reality.
• Lead Finance process design and improvement across P2P, R2R, O2C, Treasury, planning, reporting and related end-to-end data flows, ensuring solutions are controlled, efficient and fit for purpose.
• Work with Finance stakeholders to clarify requirements, prioritise the Finance systems backlog and translate business needs into pragmatic solution options, delivery plans and acceptance criteria.
• Act as Finance lead for design governance, ensuring proposed solutions support the required Finance operating model, controls, data governance, reporting outcomes and audit expectations.
• Support the Head of Finance Business Systems and SAP Finance Systems Manager in the design, testing, deployment and adoption of Finance WRICEFS - workflows, reporting, integrations, enhancements and system changes.
• Provide Finance delivery leadership across projects, including business readiness, UAT, cutover, hypercare, user adoption, benefits tracking and post-implementation stabilisation.
• Maintain a strong understanding of SAP and non-SAP Finance systems, integrations and reporting tools to challenge design decisions and ensure Technology delivery remains aligned to Finance outcomes.
• Support data quality, master data, role-based access, segregation of duties, SAP GRC, MDG reviews and mitigation reporting as required by Finance leadership, regulators and statutory auditors.
• Support the monthly financial close and other critical Finance cycles by ensuring data, reconciliation and reporting issues are understood, prioritised and resolved with the relevant teams.
• Identify opportunities to simplify Finance processes, reduce operational risk, improve controls and strengthen the effectiveness of Finance systems delivery.

Core Responsibilities

• Finance Process, Operating Model & Solution Design:
• Develop and maintain the target Finance process and systems architecture, ensuring alignment with the Finance operating model, control framework, enterprise architecture principles and transformation roadmap.
• Translate Finance business requirements into clear process designs, solution options, delivery scope, decision papers and implementation priorities.
• Ensure solution designs support practical Finance operations, measurable business outcomes, robust controls, clear ownership and sustainable support arrangements.
• Identify and document the Finance business impacts of moving from SAP ECC to S/4HANA, including changes to the Universal Journal, Business Partner model, Material Ledger, Asset Accounting, Cash Management, Credit Management, Fiori-led user experience, reporting, integrations, controls and legacy custom processes.

Finance Business Alignment:

• Partner with Finance leadership, process owners and operational teams to understand priorities, pain points, control requirements and delivery dependencies.
• Represent Finance requirements in Technology, architecture and delivery forums, ensuring decisions are assessed through a Finance process, control, data and operational lens.
• Guide Finance transformation projects, including SAP ECC to S/4HANA, BW to Business Data Cloud, SAC, TMS, reporting and non-SAP Finance application change.
• Build trusted relationships across Finance, Technology, project delivery, vendors and business teams to manage competing priorities and secure pragmatic delivery outcomes.
• Own the Finance process-change agenda for SAP ECC to S/4HANA conversion, ensuring impacts on monthly close, reconciliations, master data ownership, reporting, controls, role design, training, cutover and business readiness are understood, governed and embedded.

Finance Delivery Leadership:

• Lead Finance delivery activity across design, requirements validation, testing, UAT, cutover, business readiness, training, adoption and post-go-live support.
• Challenge and support delivery teams to ensure technical choices are proportionate, finance-led and aligned to the required business outcomes.
• Coordinate delivery dependencies across Finance systems, upstream and downstream processes, data provision, reporting, access, controls and operational support.
• Drive process improvement by analysing business impact, root causes, control weaknesses and opportunities to simplify or automate Finance activity.

Architecture Governance:

• Finance Lead on Architecture review boards and design authority processes e.g. technical forums to ensure proposed solutions are compliant with architectural and data standards.

Technical Awareness:

• Maintain sufficient knowledge of SAP, cloud, integration, reporting and data platforms to assess options, challenge delivery plans and ensure Finance requirements are correctly interpreted by technical teams.

Systems Integration & Data Flow Knowledge:

• Understand end-to-end Finance data flows between SAP and external systems, including banking, tax, procurement, planning, reporting and operational platforms.
• Work with Technology teams to ensure i