Senior Technical Architect; SAP S​/HANA)

We want to maximise the potential of everyone who chooses to work for us. We offer a great work life balance. You have the opportunity to work at any of our brand-new Regional Centres and to also work remotely. Contracts vary in length dependent upon the project with the possibility to extend.

Your time spent with us short or long term will be invaluable - your skills and expertise are needed to deliver the largest digital and transformation projects in Government. There really couldn’t be a better time to join HMRC for your new contract opportunity!

We are seeking a highly skilled and delivery-focused SAP S/4

HANA Techno-Functional Expert to support the successful planning, configuration, and execution of the ETMP Regeneration Programme. This is a once-in-a-generation transformation initiative to migrate HMRC’s Enterprise Tax Management Platform (ETMP) from ECC6 to S/4

HANA. The role is critical to ensuring the functional and technical success of this complex and high-impact programme, which underpins HMRC’s core tax accounting and payment capabilities.

• Please note SC Clearance is required for this role*

• S/4
  
  HANA Migration Execution:
  Lead and support the hands-on configuration, testing, and deployment of S/4
  
  HANA modules, ensuring alignment with business processes and programme goals
• Functional-Technical Integration:
  Act as a bridge between functional requirements and technical implementation, ensuring end-to-end solution integrity across SAP modules and integrations
• Solution Documentation:
  Create and maintain functional specifications, configuration documents, and integration mappings
• Stakeholder Engagement:
  Collaborate with business users, analysts, and technical teams to translate requirements into system solutions and ensure user readiness
• Cross-Team
  
  Collaboration:
  
  Work across internal HMRC teams, systems integrators (SIs), and vendors to ensure cohesive delivery and issue resolution
• Testing and Validation:
  Support system integration testing (SIT), user acceptance testing (UAT), and cutover planning activities
• Support and Hypercare:
  Provide post-go-live support, troubleshoot issues, and contribute to knowledge transfer and training

• S/4
  
  HANA Migration
  
  Experience:
  
  Hands-on experience configuring and supporting one or more S/4
  
  HANA migrations, including ECC6 transition planning and execution. Familiarity with SAP Activate methodology
• SAP Functional Expertise:
  Deep knowledge of core SAP modules including S/4
  
  HANA, BTP, Integration Suite, BW/4
  
  HANA, Work Zone, Build Apps, Fiori, Build Process Automation, and cloud deployment models (e.g., RISE with SAP, SaaS, PaaS)
• Cross-Functional Exposure:
  Experience working with data, integration, security, and identity management in SAP landscapes
• Delivery
  
  Experience:
  
  Proven ability to deliver in large-scale, multi-stakeholder transformation programmes
• Communication
  
  Skills:
  
  Strong ability to communicate technical and functional concepts to diverse audiences, including senior stakeholders

• Public Sector Knowledge:
  Experience working in public sector environments, particularly taxation or large-scale government programmes
• Industry Specific SAP Knowledge:
  Relevant to tax, finance, and public sector operations such as TRM, PSCD, FICA
• Please note SC Clearance is required for this role*

We are an equal opportunity employer and value diversity at our company.

We do not discriminate on the basis of race, religion, colour, national origin, sex, gender, gender expression, sexual orientation, age, marital status or disability status.

We will ensure that individuals with disabilities are provided reasonable accommodation to participate in the job application or interview process, to perform essential job functions, and to receive other benefits and privileges of employment.

Please contact your designated recruiter to request accommodation.