Senior Data Scientist


Vodafone Magyarország Zrt.


Biztosított eszközök
Biztosított eszközök

Join Vodafone Hungary and build a better tomorrow!
We are looking for a

Senior Data Scientist

for our Finance Department


At Vodafone, we’re working hard to build a better future. A more connected, inclusive and sustainable world. As a dynamic global community, it's our human spirit, together with technology, that empowers us to achieve this.  
We challenge and innovate in order to connect people, businesses, and communities across the world. Delighting our customers and earning their loyalty drive us, and we experiment, learn fast and get it done, together. 
With us, you can be truly be yourself and belong, share inspiration, embrace new opportunities, thrive, and make a real difference.


Your place in the team

Vodafone does believe in and works accordingly to a customer centric, data driven business model. This approach celebrates the intricate and undeniable connectivity between Creativity, Data and Advanced Analytics. The truly customer demand driven, personalized services require actionable insights that is underpinned by 360° customer view. 
The mission of the Data Team is to turn Vodafone into a Data and AI driven company that impress customers by personalized and relevant offering and outperform competitors in a long term.
Your job is to understand business needs and support business activities with machine learning techniques using wide range of data available in Vodafone Hungary. You are responsible for designing and developing AI models, working with business owners to ensure our solutions meet business requirements. As a senior developer you are supporting Senior Big Data & AI Manager in professional and administrative tasks as well.

You will be involved in the following tasks

  • Develops Machine Learning models and delivers cloud-based solutions for complex use cases to maximize the business value of data as an asset.
  • Test hypotheses from raw data sets, draw meaningful conclusions, and effectively communicate results verbally, in writing, and through effective visualization.
  • Evaluates the performance of the model portfolio (both scientifically as well as from a business perspective)
  • Drive customer centric projects based on data science and advanced analytics end-to-end. Work together with analytical teams of Vodafone Hungary.
  • Review codes written by others and mentor junior and medior developers
  • Support Senior Big Data & AI Manager
    • In its task to manage and administer business needs
      • Manage and administer data science demands
      • Find the best way to show the results for the Management
      • Propose the best way to use the results in the daily business
    • In administrative tasks in case of absence

We are looking for you if you have

  • Master’s or Bachelor’s (or equivalent) in quantitative fields like Mathematics, Statistics, Economics, Computer Science or Engineering
  • 5+ years machine learning, data science or similar experience
  • Advanced programming skills in Python and ability to write efficient, well-tested code with a keen eye on maintainability
  • Proficient in ML libraries (e.g. SKLearn, LightGBM, XGBoost, NLTK, Keras, H2O)
  • Familiar with visualisation tools (e.g. QlikSense, PowerBI, Data Studio)
  • Practical experience with cloud-based Big Data services (Google Cloud Platform preferred)
  • Proficient in data manipulation: use of structured data tools (e.g. SQL), unstructured data tools and platforms (e.g. Spark, Hadoop, GCP BigQuery)
  • Proficient in the whole E2E Big Data solution process: 1. data processing, 2. model-building & testing/validation, 3. putting into production
  • Able to translate technical content to business audiences in a way that delivers the most value

What we offer

  • Cafeteria package & annual bonus 
  • Laptop & mobile phone (with RED unlimited voice and data tariff package) 
  • 100% home office opportunity, which will remain high even after the epidemiological circumstances 
  • Wellbeing program in the topics of sport, nutrition, relax and help (spiritual support) 
  • 4 paid days leave/year for charity projects 
  • Other discounts (e.g. sport opportunities, eye-glass allowance) 
  • Parental policy: we offer 16 weeks fully paid leave and upon returning to work, new parents can work part-time hours for 6 months whilst being paid their full-time salary. 
  • Learning opportunities with Vodafone University and LinkedIn Learning 
  • From autumn 2022 – new green, digital headquarter that has almost zero emissions thanks to its solar panels installed to supply the building with renewable energy (11th district) 


Vodafone is committed to attracting, developing and retaining the very best people by offering a motivating and inclusive workplace in which talent is truly recognised and rewarded. We are committed to promoting Inclusion for All with the belief that diversity plays an important role in the success of our business. We actively encourage everyone to consider becoming a part of our journey.


Together we can


  • IT Development
  • Database Expert

How to apply/ contact information:

Apply via "Jelentkezem" button underneath!

Senior Data Scientist
Vodafone Magyarország Zrt.