SAP Finance Solution Architect

Whitehall Resources; Greater London; Hybrid; GBP 90,000 - 135,000; Full time

Job summary

Whitehall Resources is seeking a hands-on SAP Finance Solution Architect in London. The role focuses on end-to-end ECC to S/4HANA brownfield conversions, driving readiness and guiding migration decisions with Finance stakeholders.

You will lead migration activities, ensure data integrity, and collaborate with finance users and technical teams. Hybrid working model offers flexibility while delivering large-scale S/4 transformations.

Qualifications

• Hands-on ECC→S/4HANA brownfield conversion experience.
• Experience with FIN migration checkpoints and issue resolution.
• Understanding of S/4HANA Finance data model and simplifications (ACDOCA, New Asset Accounting, Material Ledger).
• Data migration execution using LSMW, LTMC or S/4 Migration Cockpit with reconciliation/validation.
• Ability to collaborate with Finance users, architects and tech teams to shape solutions.
• Strong stakeholder engagement to challenge and explain design choices.
• Experience in cutover cycles and post-migration verification.

Responsibilities

• Shaping and executing the finance architecture.
• Driving system readiness for migration projects.
• Leading key migration activities across teams.
• Acting as the trusted expert for functional and technical stakeholders.

Skills

ECC to S4HANA

S/4HANA Finance model

Data migration

Stakeholder engagement

Cutover experience

Tools

S/4 Migration Cockpit

Job description

SAP Finance Solution Architect – S/4HANA

A hands-on SAP Finance Solution Architect is required by Whitehall Resources to join a leading professional services organisation in London. This is a permanent role operating on a hybrid working model.

In this role, you will work closely with Finance stakeholders to deliver end-to-end ECC to S/4HANA brownfield conversions, ensuring a smooth, technically sound and fully validated migration. You will be responsible for shaping and executing the finance architecture, driving system readiness, leading key migration activities, and acting as the trusted expert for both functional and technical teams. This position requires someone with genuine hands-on delivery experience, deep understanding of the S/4 Finance data model, and proven exposure to data migration execution.

Do you have?

• Hands-on experience completing at least one full ECC → S/4HANA brownfield conversion ?
• Practical, demonstrable experience with FIN migration checkpoints and issue resolution?
• A strong understanding of the S/4HANA Finance data model and simplifications, including Universal Journal (ACDOCA), New Asset Accounting and mandatory Material Ledger?
• Real data migration execution experience using LSMW, LTMC or the S/4 Migration Cockpit, including reconciliation and validation activities?
• The ability to work directly with Finance users, architects and technical teams to interpret requirements, shape solutions and guide migration decisions?
• Strong stakeholder engagement skills, with the confidence to challenge, influence and explain complex design choices?
• Experience participating in cutover cycles and post-migration verification?

Would you like?

• To join a collaborative, people-focused organisation where expertise is valued?
• A role where hands-on delivery, communication and partnership are key to success?
• The opportunity to work on large-scale S/4HANA transformation initiatives?
• To be part of a well-recognised market leader with strong career development potential?