REWE digital Tech Stack

Enterprise IT platform for retail operations and SAP modernization

Software Development Köln, NRW 1,001–5,000 employees Founded 2014 Public Company

REWE digital operates a large SAP-centric tech organization managing infrastructure, applications, and employee systems for a major retailer. The stack is dominated by legacy SAP (ERP, BW, SuccessFactors, ABAP, COBOL) while actively migrating to SAP HANA and S/4HANA — a multi-year transformation across HR, finance, and data warehouse systems. Engineering-heavy hiring (31 of 53 open roles) paired with concurrent security and product work signals both operational scale and a shift toward modernization and compliance.

Tech Stack 70 technologies

Core StackABAP Java TypeScript Kafka Hadoop Spring Angular PostgreSQL Oracle Ansible Python ServiceNow JavaScript GitLab Linux Kotlin SAP BW SuccessFactors SAP BTP SAP ERP SAP Learning Hub DB2 GCP BMC Discovery ServiceNow Discovery Windows COBOL X++ Keycloak Instana+38 more

AdoptingSAP SuccessFactors SAP HANA Fiori

ReplacingSAP S/4HANA

What REWE digital Is Building

◆Challenges

Migrating sap hcm to s/4hana
Ensuring license compliance
Introducing employee central
Complex data integration across multiple systems
Optimizing sap hcm applications
Reducing food waste
Strengthening supply security
Automating network operations
Troubleshooting high-availability wan
Improving wan services

▲Active Projects

Sap s/4hana migration
Employee central data migration
Data warehouse modernization
Onpremise system hana migration
Sap successfactors employee central implementation
Fiori app development
Isms implementation
Security awareness training
Internal audits
Machine learning and genai platform expansion

Hiring Activity

Steady55 roles · 20 in 30d

Department

Engineering

Security

Product

Data

Ops

Logistics

Support

Seniority

Senior

Intern

Mid

Manager

C-Level

Junior

Lead

Notable leadership hires: Chief Product Owner

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About REWE digital

REWE digital is the IT arm of REWE, a major European retail group. Founded in 2014, the company operates from Cologne, Germany with 1,001–5,000 employees focused on application development, infrastructure, and digital transformation. Their technology estate spans on-premise SAP systems (ERP, HR, data warehouse), cloud platforms (GCP, SAP BTP), and operational tools (Kafka, Ansible, ServiceNow). Current work centers on migrating SAP HCM to S/4HANA, implementing Employee Central for HR consolidation, and modernizing data warehouse infrastructure—all while managing license compliance and supporting high-availability network operations for retail locations.

HeadquartersKöln, NRW

Company Size1,001–5,000 employees

Founded2014

Hiring MarketsGermany, Austria

Frequently Asked Questions

What is REWE digital's tech stack?

REWE digital's stack is anchored in SAP (ERP, BW, SuccessFactors, ABAP, HANA) supplemented by Java, Python, Kafka, PostgreSQL, Oracle, GCP, Ansible, ServiceNow, and GitLab. They are actively adopting SAP HANA and modernizing off on-premise systems.

What projects is REWE digital working on?

Key initiatives include SAP S/4HANA migration, Employee Central data migration, data warehouse modernization, Fiori app development, ISMS implementation, and security awareness training. Active work also addresses supply security and WAN optimization.