Senior SAP S/4HANA Technical Consultant

Billennium; Wrocław; On-site; PLN 260,000 - 360,000; Full time

Benefits offered by this job

Udemy for Business

Private medical care

Multisport card

Language lessons

Shopping vouchers

Career growth

Global collaboration

Innovative environment

Job summary

Billennium is seeking a Senior SAP S/4HANA Technical Consultant with hands‑on ABAP, Fiori, CDS, RAP and API‑driven integration experience. You will design, develop and optimize SAP solutions, align with Clean Core principles and collaborate with functional teams to deliver scalable, cloud‑ready developments.

The role involves integration work, troubleshooting, and continuous improvement of the SAP landscape, with an emphasis on modern development practices and stakeholder communication.

Qualifications

• 10+ years of professional SAP experience with strong technical development expertise.
• Strong hands‑on experience with SAP S/4HANA development.

Responsibilities

• Design, develop and maintain SAP S/4HANA technical solutions using modern ABAP development approaches.

Skills

SAP S/4HANA

ABAP development

Fiori

CDS Views

RAP

AMDP

Table Functions

REST/APIs

OData

Adobe Forms

English Proficiency

Tools

SProxy

Solution Manager

ChaRM

SAP Notes

Job description

We are a global technology company providing IT services and digital solutions to clients around the world. Headquartered in Poland, with offices in Canada, Malaysia, Germany, Switzerland and India, we bring together over 1,700 professionals who share one mission -to harness technology and innovation to make the world run better. At the heart of Billennium is our vibrant and people-centric culture, where everyone’s potential matters. We embrace diversity, inclusion, and flexibility, empowering our employees to grow and thrive. Our values - captured by the acronym TIGER - define who we are and how we work: Trust, Innovation, Growth, Energy, Responsibility – guide us in everything we do.

Role Summary:

We are looking for a Senior SAP S/4HANA Technical Consultant with strong hands‑on expertise in ABAP, Fiori, CDS, RAP and API‑driven integration.

In this role, you will be responsible for designing and developing modern SAP solutions based on ABAP, Fiori, CDS, RAP and API‑driven integrations, while following SAP Clean Core principles. You will work closely with functional teams, business stakeholders and SAP to deliver scalable, maintainable and high‑quality solutions. The role combines hands‑on technical development with solution design, integration, troubleshooting and continuous improvement of the SAP landscape.

What You Will Do:

• Design, develop and maintain SAP S/4HANA technical solutions using modern ABAP development approaches.
• Develop and enhance applications using ABAP, CDS Views, AMDP, Table Functions and RAP.
• Work with SAP Fiori and support the development of modern user experiences.
• Design and implement OData, REST and API‑driven integrations within the S/4HANA environment.
• Work with S/4HANA integration technologies, including REST APIs and SProxy.
• Develop and maintain Adobe Forms.
• Apply SAP Clean Core principles and support cloud‑ready development approaches, including ABAP Cloud / Steampunk.
• Analyze and resolve technical issues and defects in cooperation with functional teams and SAP.
• Research and evaluate relevant SAP Notes as part of defect resolution.
• Support the creation of OSS cases and coordinate with SAP when required.
• Install and implement relevant SAP Notes and corrections.
• Support the installation and activation of S/4HANA Country Versions.
• Support the installation and maintenance of namespaces required for interfaces with legal and external systems.
• Work with SAP Solution Manager and ChaRM processes for change and release management.
• Participate in technical design, development, testing and deployment activities.
• Contribute to continuous improvement of SAP solutions, development standards and technical processes.
• Share technical knowledge and best practices with other team members and contribute to a strong engineering culture.
• Communicate effectively with business and technical stakeholders and ensure a customer‑focused approach.

Requirements:

• 10+ years of professional experience in SAP, with strong technical development expertise.
• Strong hands‑on experience with SAP S/4HANA development.
• Excellent knowledge of SAP Fiori.
• Strong hands‑on experience with ABAP development in S/4HANA.
• Practical knowledge of SAP Clean Core concepts and modern SAP development approaches.
• Experience with ABAP Cloud / Steampunk is required.
• Strong knowledge of CDS Views.
• Experience with AMDP and Table Functions.
• Practical experience with the RAP (RESTful Application Programming) Framework.
• Strong understanding of OData, REST APIs and API‑driven integration.
• Experience with S/4HANA integration using REST APIs and SProxy.
• Experience with Adobe Forms.
• Knowledge of SAP Solution Manager and ChaRM processes.
• Experience working with SAP Notes, including researching, evaluating and implementing relevant Notes.
• Knowledge of OSS case management and cooperation with SAP Support.
• Experience with S/4HANA Country Versions and their installation/activation.
• Knowledge of SAP namespaces and interfaces with legal/external systems.
• Strong analytical and problem‑solving skills.
• Excellent communication and stakeholder management skills.
• Strong customer orientation and business awareness.
• Ability to work systematically and independently while fostering effective teamwork.
• English at B2/C1 level.
• Proactive mindset, passion for technology and a strong drive for continuous improvement.

Perks and benefits (our offer):

• Comprehensive benefits - enjoy Udemy for Business, private medical care, Multisport card, veterinary package, language lessons, and shopping vouchers.
• Career growth - access opportunities for professional development and learning, including perks related to our official partnerships with global IT giants: Microsoft, AWS, Snowflake, Salesforce & more.
• Global collaboration - work with a diverse, international team.
• Innovative environment - be part of a forward‑thinking and growth‑oriented workplace.
• Engaging community – Work with passionate professionals and participate in team‑building events, hackathons, and CSR initiatives to make an impact beyond work.
• Team‑building events including our company tradition (annual company event in Mazury).
• A pleasant surprise to start your journey with us in the form of a welcome pack.