S4HANA Expert – ERP & CRM Stockholm

About Justera Group
Justera Group AB is a leading Swedish IT consulting firm with great experience specializing in building high-performing technology teams and delivering end-to-end IT solutions. Led by dynamic female executives Justera Group focuses on helping businesses harness the power of digital technologies to continuously evolve in todays rapidly changing economy. The company has deep expertise in IT consultancy software development and recruitment services providing clients with purpose-driven well-trained consultants who consistently deliver efficient and effective results. Justera Group manages the entire talent lifecycle from hiring to ongoing management ensuring the right fit for each project on time and within budget. With their strong commitment to quality collaboration and client success Justera Group is a trusted partner for technology innovation across Sweden.

About the Role:
We are seeking a highly skilled S/4HANA Conversion Expert with deep SAP FICO techno-functional expertise to support a complex ECC to S/4HANA migration within a large-scale retail environment. The ideal candidate will have hands-on experience in system conversion projects financial data migration simplification item analysis and functional design while working collaboratively with technical business and architectural teams.

Key Responsibilities:

• Identify and resolve pre-conversion inconsistencies in General Ledger Asset Accounting and Material Ledger.

• Drive Simplification Item evaluation and remediation focusing on Finance and retail-specific processes.

• Translate complex business requirements into functional and technical specifications.

• Troubleshoot finance-related issues across conversion cycles including Sandbox Development Dress Rehearsals and Mock Conversions.

• Collaborate with ABAP Basis and Data Migration teams to resolve conversion errors performance issues and custom code adaptations.

• Interface with multiple retail systems including POS OMS Merchandising eCommerce Warehouse/Logistics and external suppliers.

• Assess ECC system integrations impacted by the S/4HANA conversion and drive interface remediation in alignment with S/4HANA architecture and best practices.

• Define and execute conversion test strategies including unit end-to-end finance reconciliation and cutover mock cycles.

• Conduct data reconciliation financial statement validation and root-cause analysis of discrepancies.

• Lead finance-specific cutover activities ensuring alignment with the overall program timeline.

• Participate in Design Advisory Data Migration boards and Conversion Working Groups.

• Provide expert guidance to business stakeholders functional analysts and technical teams.

• Produce high-quality documentation including conversion designs data maps troubleshooting logs reconciliation reports post-migration controls and SOPs.

Requirements:

• Proven track record of end-to-end S/4HANA system conversions preferably in high-volume retail environments.

• Strong expertise in SAP FICO with a solid understanding of finance processes in complex organizations.

• Experience with Near-Zero Downtime (NZDT) migrations and managing large transactional footprints.

• Excellent collaboration and communication skills to work across technical functional and business teams.

What We Offer:

• A dynamic and innovative workplace driving advancements in cutting-edge robotic technologies

• The opportunity to collaborate with talented cross-functional teams on meaningful and impactful projects

• Competitive compensation and comprehensive benefits package

• A supportive culture that fosters continuous learning growth and professional development

• Flexible hybrid working model for an optimal work-life balance

• 25 days of annual leave to recharge and relax

• An annual wellness allowance of 3500 SEK to support your health and wellbeing