SAP ABAP Developer - EDI & Fiori

Bull; Województwo mazowieckie; On-site; PLN 307,000 - 417,000; Full time

Job summary

Bull in Warszawa (Poland) or Romania is seeking an experienced SAP ABAP Developer with strong EDI (IDoc) and SAP Fiori expertise to join its global IT organization. The role focuses on designing, developing, and maintaining ABAP programs, interfaces, and Fiori apps, while collaborating with cross-functional teams across Europe and beyond.

The ideal candidate has 8+ years in SAP ABAP, robust EDI/IDoc experience, SAPUI5/OData skills, and excellent English communication.

Qualifications

• 8+ years of hands-on SAP ABAP development experience.
• Strong experience with EDI / IDocs including mappings and troubleshooting.
• Proven expertise in SAP Fiori, SAPUI5 and OData services.
• Experience in debugging and performance tuning in complex SAP environments.
• Excellent communication in English and ability to work with a global team.

Responsibilities

• Design, develop, and maintain ABAP programs, enhancements, and interfaces across SAP modules.
• Implement, support, and troubleshoot EDI/IDoc interfaces, including mappings, partner profiles, message types, and integration flows.
• Develop and extend SAP Fiori applications using SAPUI5 and OData services.
• Collaborate with functional teams to translate business requirements into effective technical solutions.
• Perform debugging, performance optimization, and ensure code compliance with SAP best practices.
• Provide technical support during upgrades, migrations, and system enhancements.
• Prepare and maintain technical documentation, following internal development standards.
• Contribute to continuous improvement initiatives and technical design discussions.

Skills

SAP ABAP

EDI / IDocs

SAP Fiori

SAPUI5 / OData

Tools

SAP BTP

Job description

About Bull

Bull is a story. One with a century of European innovation and a working environment where experts design powerful, sustainable, and sovereign digital solutions, enabling states and industries to retain full control over their data and their AI.

Date: Nov 3, 2026
Ref. No: 543027
Location:
Warszawa, PL Brasov, RO

About Bull

Bull is a story. One with a century of European innovation and a working environment where experts design powerful, sustainable, and sovereign digital solutions, enabling states and industries to retain full control over their data and their AI.

Bull is also thousands of engineers, researchers and passionate tech people shaping the future of high‑performance computing, AI, and quantum technologies.

Every day, our teams push the boundaries of what is technologically possible – from next‑generation HPC architectures to exascale supercomputers – supported by world‑class R&D, more than 1,600 patents, and unique end‑to‑end capabilities spanning hardware design, software engineering, data science and quantum research.

We are a people‑centric, innovation‑driven company, where collaboration spans Europe, the Americas and India. We share a common vision of a responsible and sustainable innovation that delivers concrete impact for our customers.

We are looking for an experienced SAP ABAP Developer with strong expertise in EDI (Electronic Data Interchange) and SAP Fiori to join our global IT organization. The ideal candidate has deep technical knowledge of SAP environments, excellent analytical skills, and a proven track record of delivering robust, scalable, and high‑quality solutions in complex landscapes.

The role involves close collaboration with functional teams, proactive problem-solving, and ownership of technical design and development across SAP applications.

Key Responsibilities

• Design, develop, and maintain custom ABAP programs, enhancements, and interfaces across SAP modules.
• Implement, support, and troubleshoot EDI/IDoc interfaces, including mappings, partner profiles, message types, and integration flows.
• Develop and extend SAP Fiori applications using SAPUI5 and OData services.
• Collaborate with functional teams to translate business requirements into effective technical solutions.
• Perform debugging, performance optimization, and ensure code compliance with SAP best practices.
• Provide technical support during upgrades, migrations, and system enhancements.
• Prepare and maintain technical documentation, following internal development standards.
• Contribute to continuous improvement initiatives and technical design discussions.

What You Bring

• 8+ years of hands‑on experience in SAP ABAP development.
• Strong experience with EDI / IDocs, including partner profiles, mappings, and troubleshooting.
• Proven expertise in SAP Fiori, SAPUI5, and OData services.
• Experience in debugging, performance tuning, and issue resolution in complex SAP environments.
• Familiarity with SAP BTP and cloud-based development is considered an advantage.
• Excellent communication skills in English, both written and verbal.
• Ability to work independently as well as collaboratively within a global team.

Work Location:

Poland or Romania

Why Join Us?

• Work in a global, dynamic environment with modern SAP technologies.
• Contribute to strategic forward‑hiring initiatives within a strong IT organization.
• Collaborate with senior experts and cross‑functional teams across multiple countries.
• Opportunity for growth within an expanding SAP practice.

Join us!

Here, your ideas, your curiosity and your technical excellence directly shape the next era of advanced computing - unlocking enterprise value, accelerating scientific progress and driving positive impact for society.