State-of-the-future software solutions for the international financial industry. Superior software testing for all vibrant industries.

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Finding the whole in the detail and vice versa.

SDS provides state-of-the-future software solutions and value-adding services for the international financial industry in the areas of securities processing, tax and regulatory reporting, and compliance. In addition, SDS also empowers today’s most vibrant industries (i.e. telecommunications) with superior software testing.

SDS products and services cover all customer- and market-related processes, ranging from global securities and derivatives processing, regulatory, tax, and compliance automation, from solution-based consulting and professional testing services to managed services for proprietary products. SDS is a medium-sized, European company and part of Deutsche Telekom Group, one of the world’s leading providers of information and communications technology.

Mission & Values

Our mission is to continuously set digital standards by proactively enhancing our software to fulfill ever-changing business requirements and by being an internationally reliable partner for our clients.

We value diversity and integrity and we encourage teamwork. Today, over 250 dedicated experts are shaping the digital standards of renowned financial institutions and working for demanding international customers and projects.
SDS operates in a highly dynamic and equally sensitive business area. Only with our commitment to the highest level of customer orientation have we been able to successfully meet the latest market requirements and the latest standards in technology and user experience for more than 40 years.
SDS solutions are characterised by functional depth, topicality and automation as well as efficient longevity. This enables our customers to focus on their core business - successful capital market work for investors.
Customer Satisfaction
Customer Satisfaction
SDS works for leading European financial institutions - partly for over 20 years. Above all, it is our passion to continuously and proactively develop SDS products and services to meet the ever-changing business requirements at the highest level that is most compelling to our clients.


More than 3,000 financial institutions with over 10,000 users in 80+ countries as well as renowned service providers trust in SDS and its sustainable business values.


We enter into selected partnerships with renowned providers of complementary products and services with the aim of enhancing the functionality of our own portfolio.

Senior Management SDS Management and Division Heads.

By providing a state-of-the-future software and service portfolio, we are continuously setting digital standards in securities transaction, reporting, compliance and testing solutions for the international financial industry.

    Ernst Kendlbacher
    Managing Director
    On 1 August 2011, Ernst Kendlbacher assumed the position of Managing Director at SDS. As Managing Director, he is responsible for all marketing, sales, and business development initiatives and promotes the company's international growth. He brings many years of banking experience and has worked in the banking/IT industry for more than 30 years in various management roles. Before his time at SDS, he was on the managing board for research and development at an off-the-shelf software vendor for banks and financial service providers for 10 years. Ernst Kendlbacher holds a university degree in economic science and political economics and has completed a management program at one of the most renowned international business schools in St. Gallen. Ernst Kendlbacher likes to travel, hike and read.
    Michel Grandchamp-Robustelli
    Director Finance & Controlling
    As Director Finance & Controlling at SDS, Michel Grandchamp-Robustelli is responsible for finance, controlling and the shared services of T-Systems Austria used by SDS. He is also Vice President Finance & Controlling of T-Systems Alpine (Austria and Switzerland). Michel Grandchamp-Robustelli has been with T-Systems since 2007 in various positions internationally, as well as in Switzerland, France, and the Netherlands. Most recently, Grandchamp-Robustelli held the position of Vice President Finance and Controlling at T-Systems France and T-Systems Netherlands. Grandchamp-Robustelli studied at the University of Bern and holds a degree in business administration. Further studies took him to Oxford University and the University of St. Gallen. Grandchamp-Robustelli is a British and Swiss citizen and speaks German, English, and French. A keen skier, he lives in Biel, Switzerland, and is married with three children.
    Hermann Hahnl
    Head of Finance Solutions
    In 2016, Hermann Hahnl became head of the software development division at SDS. In this position, he is responsible for the quality and costs of product development as well as for the development of processes and technologies in this environment. Hermann has been part of the company for more than 25 years. He started as a developer in the SDS GEOS environment. After about 3 years, he became team leader, then head of department for different teams and departments within the company. Hermann Hahnl has completed the first diploma examination of the Computer Science programme at the Vienna University of Technology. He is married, has two grown daughters and his sports hobbies are tennis, cycling and running.
    Niv Graf
    Head of Service Delivery Management
    In November 2018, Niv Graf started at SDS as Head of Service Delivery Management International. He is responsible for turnover, ongoing product development and portfolio management with the teams Product Management, Release and Project Management, and Consulting. In total, Niv Graf held different positions within the Erste Group for more than 11 years. He started out in 2007 as Project Manager at the Brokerjet Bank AG, a subsidiary of Erste Group. Since 2012, he had been in management positions for different departments and consequently, he had been responsible for topics such as project management, project portfolio management, business analysis and quality assurance/testing. Niv studied technical chemistry at the Graz University of Technology and graduated as Diplom-Ingenieur. Moreover, he completed a course for international project management at the Institute for International Management at the University of Graz. He occupies himself with securities and cooking in his free time, plays tennis, and likes to hike. He is married and has two daughters.
    Thomas Weissenböck
    Head of Software Testing
    Since October 2019, Thomas Weissenböck has been Head of Software Testing. This position entails the responsibility for both the testing of SDS solutions and the turnover and development of Testing Services. Thomas Weissenböck has been working at SDS for 20 years and started out as a software tester. Over the years, he filled the positions of Test Manager, Team Leader, and Head of Department. His personal interests include traveling, hiking, reading and photography.