Markus Jarasch - Senior SAP ABAP Developer

Q: Where is Markus based?

Markus is based in Munich, Germany .

Q: What languages does Markus speak?

Markus speaks the following languages: German (Native), English (Advanced) .

Q: How many years of experience does Markus have?

Markus has at least 28 years of experience. During this time, Markus has worked in at least 6 different roles and for 19 different companies . The average length of individual experience is 1 year and 2 months . Note that Markus may not have shared all experience and actually has more experience.

Q: What is Markus's latest experience?

Markus's most recent position is Senior SAP ABAP Developer at BIBB - Federal Institute for Vocational Education and Training .

Q: What companies has Markus worked for in recent years?

In recent years, Markus has worked for BIBB - Federal Institute for Vocational Education and Training , Union Investment , Allianz , Porsche AG , and Finanz Informatik Solutions Plus GmbH .

Q: Which industries is Markus most experienced in?

Markus is most experienced in industries like Banking and Finance , Information Technology , and Insurance . Markus also has some experience in Automotive , Media and Entertainment , and Government and Administration .

Q: Which business areas is Markus most experienced in?

Markus is most experienced in business areas like Information Technology , Human Resources , and Finance . Markus also has some experience in Procurement , Audit , and Business Intelligence .

Q: Which industries has Markus worked in recently?

Markus has recently worked in industries like Banking and Finance , Automotive , and Information Technology .

Q: Which business areas has Markus worked in recently?

Markus has recently worked in business areas like Information Technology , Human Resources , and Finance .

Recommended expert

Munich, Germany

Check rate

Experience

Apr 2026 - Jun 2026

3 months

Senior SAP ABAP Developer

BIBB - Federal Institute for Vocational Education and Training

Support for an SAP S/4HANA migration
Adjustments and bug fixes in SAP CATS
Technical stabilization of existing developments
Code analysis and cleanup of custom ABAP developments

Aug 2025 - Dec 9999

7974 years 5 months

Senior SAP ABAP Developer

Union Investment

Further development and technical support of live HCM applications
Adjustments in Performance Management and OM
Further development of existing HR processes

Feb 2025 - Mar 2026

1 year 2 months

Senior SAP ABAP Developer / Technical Consultant

Allianz

Enhancement of custom FI/CO interfaces
Integration of the SAP DRC component with SDI (Italy)
SOAP-based eInvoice communication
Implementation of incoming invoice processing via BAdIs

Oct 2023 - Jun 2026

2 years 9 months

Senior SAP ABAP Developer / Technical HR Consultant

Porsche AG

Implementation of a custom SAP Fiori solution in the HCM area
Backend development with ABAP OO and OData services
Development of new PHAP forms for performance evaluation
Adjustments to custom PA infotypes
Development of an email framework

Aug 2022 - Jul 2023

1 year

Senior SAP ABAP Developer

Union Investment

Extensions in position management via SAP HCM P&F
Adjustments in Organizational Management (OM)
Adjustments in PA

Jul 2022 - Mar 2024

1 year 9 months

Senior SAP ABAP Developer / Technical HR Consultant

Finanz Informatik Solutions Plus GmbH

Consulting and development in the core components PA, PY, and PT
Creating new interfaces
Maintaining existing interfaces
Maintenance work and support of the HCM system

Jan 2021 - Jul 2022

1 year 7 months

Senior SAP ABAP Developer

Media-Saturn IT Services GmbH

Customizing HCM P&F processes
Developing a baseline security report
Analyzing security gaps in system, client, and user settings
Integrating the HCM system with the ADP Italy payroll system

Sep 2018 - Oct 2021

3 years 2 months

Senior SAP ABAP Developer

Volkswagen

Enhancements in the SAP HCM P&F environment
Adjustments in organizational management (OM)
Developing custom HR processes

Mar 2015 - Mar 2018

3 years 1 month

Senior SAP ABAP Developer

European Patent Office

Implementation and follow-up support of SAP ERP HCM Performance Management
Web service for tracking sick days including certificate upload
Customizing Adobe Forms
SD-side Hybris integration via ALE/RFC
FICA-side integration of credit card payments
Custom interfaces and migrations

May 2014 - Oct 2018

4 years 6 months

Senior SAP ABAP Developer

ProSiebenSat.1 Applications GmbH

Implementation and follow-up support of SAP ERP HCM Performance Management

May 2012 - Apr 2017

5 years

Senior SAP ABAP Developer

Allianz AG

Technical replacement and further development of productive FI/CO interfaces in the enterprise environment
Technical redesign of FI validations and substitutions
Web services for procurement processes
Further development of a BW-based Solvency II application
Interface monitor in Web Dynpro ABAP
FI data migrations

Dec 2008 - Oct 2024

15 years 11 months

Senior SAP ABAP Developer / Technical HR Consultant

Unicredit Global Information Services

Global implementation and support of SAP ERP HCM Performance Management for approx. 90,000 employees
Development of international HR interfaces between SAP ERP HCM and local SAP/non-SAP systems
PA/OM import interfaces including XML-/IDoc-based data migration
Frameworks for monitoring, data quality and synchronization
Web services and interfaces for HR and telephony systems
Support for regulatory requirements (MiFID II, IDD, BaFin)

Jul 2008 - Nov 2008

5 months

Senior SAP ABAP Developer

Finanz Informatik

Implementation of five scenarios in the ESS/MSS environment

Feb 2008 - Nov 2008

10 months

Senior SAP ABAP Developer

Siemens AG

Web-based applications using Web Dynpro ABAP in a GRC/SoX environment
Custom compliance and security checks for SAP systems
Checks of authorizations, system parameters and customizing
Persistence and reporting of test results including the application log
Support for central audit and control processes

Jan 2007 - Mar 2008

1 year 3 months

Senior SAP ABAP Developer

Siemens AG

Web-based time and travel data capture for approx. 3,000 users
Integration of multiple SAP backends via RFC interfaces
Approval and workflow processes
Enhancements in SAP HCM time management
Reports, monitoring and support tools

Nov 2006 - Jan 2007

3 months

Senior SAP ABAP Developer

Siemens AG

Custom enhancements in the SAP CRM environment
Dynamic URL generation and personalization in Internet Sales
Migration of existing CRM orders and replacement of obsolete process types

Jan 2006 - Jan 2007

1 year 1 month

Senior SAP ABAP Developer

Bosch Siemens Home Appliances

Web-based BSP application for condition maintenance
RFC-based integration of multiple SAP backends
SOAP-based connectivity to external web services
Export functions and XML transformations

Jul 2005 - Dec 2005

6 months

Senior SAP ABAP Developer / Trainer

Siemens AG

Web-based applications and reporting tools
Interfaces and data exports
Technical SAP training

Apr 2004 - Jul 2004

4 months

Workbench Consultant

Audi AG

Custom BW applications
Data migration via LSMW
Extensions of central address management

Apr 2004 - Jul 2004

4 months

Workbench Consultant

Siemens AG

Enhancements in SAP BW reporting
Custom reports
Automated report distribution

Apr 2002 - Mar 2004

2 years

Workbench Consultant

Haarmann Hemmelrath International Services GmbH

Custom developments in SD, FI, CO, and CATS
Legacy data migration
Coaching the internal development team

Nov 2001 - Jun 2003

1 year 8 months

Workbench Consultant

Alstom AG

Interface development between SAP and the warehouse management system
Custom developments in SD, MM, and PS

Nov 2001 - Dec 2001

2 months

Workbench Consultant

Kessel AG

Enhancements in the logistics information system
Customer-specific reports

Dec 1997 - Oct 2001

3 years 11 months

SAP ABAP Developer / Consultant

SAP AG

Development and enhancement of SAP applications in an enterprise environment
Participation in SAP implementation and migration projects
Development in the SAP SD and SAP CS modules
Analysis of business requirements and technical implementation
Conducting customer training and workshops in the SAP SD environment
Collaboration with national and international project teams

Industry Experience

See where this freelancer has spent most of their professional time.

Experienced in Banking and Finance, Information Technology, Insurance, Automotive, Media and Entertainment, and Government and Administration.

Banking and Finance

Information Technology

Insurance

Automotive

Media and Entertainment

Government and Administration

Business Area Experience

See which departments and functions this freelancer has contributed to most.

Experienced in Information Technology, Human Resources, Finance, Procurement, Audit, and Business Intelligence.

Information Technology

Human Resources

Finance

Procurement

Audit

Business Intelligence

Summary

Senior SAP ABAP freelancer with over 25 years of SAP experience. Started my career at the SAP software company, then worked for many years as a freelance SAP developer and technical consultant in complex enterprise landscapes. Focus on SAP HCM/HR, ABAP OO, interface development, and technical stabilization of live systems. Long experience in international corporations and critical HR/FI processes at clients like Porsche, Allianz, Unicredit, Volkswagen, and Union Investment. Focus on pragmatic solutions, quick analysis of complex error scenarios and sustainable development of existing SAP systems.

Skills

25+ Years Of Sap Experience
Freelance Sap Consultant Since 2001
Focus On Sap Hcm/Hr And Enterprise Interfaces
Experience In International Corporations And Large Live Systems
Collaboration In International Project Teams
Projects At Porsche, Allianz, Unicredit, Volkswagen, And Union Investment
Started Career At Sap Ag / Sap Portals (1997–2001)
Sap Abap / Abap Oo
Sap Hcm / Hr (Pa, Py, Pt, Om, Process And Forms P&F, Ess/Mss, Cats,)
Enterprise Integration
International System Landscapes
Production Interface Architectures
Interface Development (Idoc, Rfc, Bapi, Soap)
Sap Gateway / Sap Fiori Backend / Odata
Sap Fi/Co Development
Workflow, Smartforms, Adobe Forms
S/4hana Development And Migration
Agile Project Work (Scrum), Jira, Confluence
Error Analysis, Stabilization, And Performance Optimization

Languages

German

Native

English

Advanced

Education

Oct 1995 - Aug 1996

University of California, Berkeley

External diploma thesis · Physics · Berkeley, United States

Oct 1993 - Jul 1994

Portland State University

Master of Science · Physics · Portland, United States

Oct 1990 - Aug 1997

University of Ulm

Diploma in Physics · Physics · Ulm, Germany

Statistics

Experience

Total positions 24

Experience in Banking and Finance 17 y

Avg length 2 y 2 m

Longest experience 15 y 10 m

Expertise

Recent roles Senior SAP ABAP Developer, Senior SAP ABAP Developer / Technical Consultant, Senior SAP ABAP Developer / Technical HR Consultant

Main industries Banking and Finance, Information Technology, Insurance

Main business areas Information Technology, Human Resources, Finance

Qualifications

Highest degree Master

Profile

Created

June 2026

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Frequently asked questions

Have questions? Find more information here.

Where is Markus based?

Markus is based in Munich, Germany.

What languages does Markus speak?

Markus speaks the following languages: German (Native), English (Advanced).

How many years of experience does Markus have?

Markus has at least 28 years of experience. During this time, Markus has worked in at least 6 different roles and for 19 different companies. The average length of individual experience is 1 year and 2 months. Note that Markus may not have shared all experience and actually has more experience.

What roles would Markus be best suited for?

Based on recent experience, Markus would be well-suited for roles such as: Senior SAP ABAP Developer, Senior SAP ABAP Developer / Technical Consultant, Senior SAP ABAP Developer / Technical HR Consultant.

What is Markus's latest experience?

Markus's most recent position is Senior SAP ABAP Developer at BIBB - Federal Institute for Vocational Education and Training.

What companies has Markus worked for in recent years?

In recent years, Markus has worked for BIBB - Federal Institute for Vocational Education and Training, Union Investment, Allianz, Porsche AG, and Finanz Informatik Solutions Plus GmbH.

Which industries is Markus most experienced in?

Markus is most experienced in industries like Banking and Finance, Information Technology, and Insurance. Markus also has some experience in Automotive, Media and Entertainment, and Government and Administration.

Which business areas is Markus most experienced in?

Markus is most experienced in business areas like Information Technology, Human Resources, and Finance. Markus also has some experience in Procurement, Audit, and Business Intelligence.

Which industries has Markus worked in recently?

Markus has recently worked in industries like Banking and Finance, Automotive, and Information Technology.

Which business areas has Markus worked in recently?

Markus has recently worked in business areas like Information Technology, Human Resources, and Finance.

What is Markus's education?

Markus holds a Master in Physics from Portland State University and a Master in Physics from University of Ulm.

What is the availability of Markus?

Markus is immediately available part-time for suitable projects.

What is the rate of Markus?

Markus's rate depends on the specific project requirements. Please use the Meet button on the profile to schedule a meeting and discuss the details.