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Algorithm Engineer (d/f/m)

Stockerau, Wien, Home-Office, Niederösterreich, Austria€3,200 - €5,000 per monthUntis GmbH

Here’s what we’re looking for

As an Algorithm Engineer you work in a cross-functional agile team to maintain and improve our timetabling algorithms that helps many schools around the world to manage their school day. You analyze and document the algorithms for solving combinatorial optimization problems in our product suite. You design and develop new algorithmic approaches to boost performance and improve functionality. In addition, you develop maintainable software for complex timetabling problems in Java and C++ following Clean-Code principles. You participate in scientific conferences and keep in contact with the scientific community. You also put your expertise to work for a good cause that benefits millions of people in the education industry. You learn together with your team and within your Community of Practice.


  • Market-oriented salary range between € 3.200 and € 5.000 gross per month (€ 45.000-€ 70.000 gross per year), 38.5 hours/week and no all-in. Depending on your qualifications and professional experience, you will decide on your salary together with the team.
  • A professional and agile environment with creative freedom to bring in your own ideas.
  • Flexible working hours, home office, office also in Vienna.
  • Work from Anywhere (Workation) within the EU.
  • Paid paternity leave after the birth of your child.
  • And much more - check out our job page.

Essential skills for your mission

  • First and foremost, we are looking for smart people who enjoy their work and are a pleasure to work with.
  • A degree in computer science, mathematics, or a related field
  • Expertise in Algorithms and Data Structures, Combinatorial Optimization, and Operations Research
  • Knowledge about Heuristics, Metaheuristics, and Integer Linear Programming approaches
  • Knowledge of agile processes and principles as well as practical experience with agile development methods
  • Practical experience with the development of complex algorithms
  • Know-how about complex system landscapes, design patterns and clean code approaches
  • Hands-on mentality and openness towards different cultures and backgrounds
  • Knowledge with technologies like Java, C++ or both
  • Good verbal and written communication in German and/or English. We offer additional support in learning the German language.
  • Good problem-solving skills and attention to detail

Bonus skills

  • Practical experience with DevOps principles and tools such as CI/CD
  • Experience with containerized services and applications (e.g., Docker, Kubernetes) is an advantage

We practice an open communication, are proud of our products, but also do not hide our current weak points:

Here are a couple of points you should know about us:

  • We have a 10+ year old web application and a 35+ year old Windows application, and you will have to manage some remaining legacy issues. A focus is currently on reducing technical debt and accelerating our development, while maintaining quality. 
  • We are also developing one of the most successful native mobile applications for iOS and Android, in the school organization sector. 
  • We have ambitious goals and need your help to achieve them together as a team. In some areas of cooperation, be it communication, processes or structures, we have not yet reached the level where we would like to be, but we are already on a very good path.

Interested? We are looking forward to meeting you!

Stockerau, Wien, Home-Office, Niederösterreich, Austria
€3,200 - €5,000 per month
Untis GmbH


Stockerau, Wien, Home-Office, Niederösterreich, Austria
€3,200 - €5,000 per month
Untis GmbH

Who we are and what we care about

We make everyday life at school easier by connecting millions of time-tablers, teachers, students, and parents in more than 26.000 schools around the world. Our portfolio includes a web application, a Windows client and native apps for iOS and Android.

To maintain our connected culture with 100+ employees we value reliability, courage, passion & enthusiasm, and mutual support.

For the last 50+ years we have been building solutions in the field of school organization and recently made the decision to create a new generation of our products.

What awaits you with us in Austria

Flexible working hours & locations

You decide when and how often you come to one of our offices. With us, you choose the working hours that suit you best.

You can take advantage of our generous Work-from-Anywhere (#WFA) or Workation concept, within the EU.


We foster a culture of collective improvement and celebrate our failures on a regular basis.

Our monthly Learning & Achievements event is an integral part of this.

Teams & Communication

With us, you will be part of agile, autonomous teams in which self-management is fostered. You will benefit from flat decision-making structures and communicate at eye level. You will also work in an environment where the enthusiasm for product and customer centricity is alive and contagious.

Continuous learning

With us you benefit from internal training programs, a budget up to € 1.000 per year for your personal growth and our coaching offer.

You will keep your skills sharp. Your buddy and people guide will help you feel comfortable with us.

Family, Fitness & Health

We help young families and support them with one month of paid leave for the father after the birth of the child. We offer a subsidized lunch and thus also support the local economy.

In addition, you can work out in our (own) gym, both in Vienna and Stockerau.

Top-modern equipment

You will be equipped with cutting-edge hardware, which is available both in the office and for your home office.

You can not fulfill all wishes? No problem!

We don't expect you to be able to do everything. We want you to share your experiences with your colleagues and our partners. We value an open, positive culture, trust and continuous learning.