Werkstudent Data Science (m/w/d)

Job Description

Would you like to work for Vattenfall, one of Europe's leading energy companies with trading activities in the global energy markets? Do you want to contribute to the success of the trading function using your analytical capabilities, programming skills, and commercial comprehension? In that case this student job could be the right one for you.

For our office in Hamburg we are looking for a 2-3 Working Students Data Science in the Trading Analysis department.

The Trading Analysis department within the Business Unit (BU) Trading works closely with the trading desks and takes the leading role in providing market insights, (fundamental and quan­titative) analysis, and ultimately commercial decision support across all commodity areas.

Your main tasks and responsibilities as a Working Student Data Science

Supporting the energy traders and trading analysts in

• Identifying, reviewing, and integrating (new) information and sources/feeds for market or fundamental data e.g., building web scrapers or data quality monitoring tools
• Further developing and automating routines, procedures, and applications for analysis-related information and data flows
• Visualizing data and analyses in dashboards
• Further developing the fundamental and mathematical market modelling, incl. utilizing machine learning approaches
• Conducting commercially relevant quantitative analyses by using advanced analytics, e.g., performing weather forecast verifications or identifying weather trends
• Tackling programming challenges.

Be part of the Trading Analysis department and contribute to its analysis output.

Qualifications

Our ideal Working Student Data Science:

• Student enrolled at a university in quantitative subject like data science, statistics, computer science, engineering or natural sciences - with a remaining duration of studies of at least 1 year and a willingness to work primarily from our office (home office possible occasionally)
• Strong programming (esp. Python), statistical, and analytical skills
• Ability to work with large, complex meteorological data sets in various formats
• Knowledge of energy markets advantageous but not required
• Good English language skills (both written and spoken), German language skills advantageous but not required
• Strong communication skills with the ability to communicate with various internal stakeholders and the willingness to share knowledge
• Result oriented, independent, and structured working method with high reliability and readiness to take on responsibility
• Proactive team player with eagerness to learn.

Our offer

This is an excellent opportunity for an ambitious and talented student who wants to gain experience in the commodity business and data science field with a challenging and changeable student job within a leading company in its field. You will be working in interdisciplinary teams and you can always count on support from committed colleagues.

More Information:

We welcome your application in English, no later than 04.05.2026. We kindly request that you do not send applications by any means other than via our website as we cannot guarantee that we will be able to process applications that are not made via our website. The starting date for this student position is as soon as possible and the following documents are needed: CV, motivation letter, enrolment certificate, and current overview of grades.

For more detailed information regarding the recruitment process, please contact our recruiter Sabrina Parsons: [email protected]

At Vattenfall we are convinced that diversity contributes to building a more profitable and attractive company and we strive to be a good role model regarding diversity. Vattenfall works actively for all employees to have the same opportunities and rights regardless of gender, ethnicity, age, transgender identity or expression, religion or other belief, disability or sexual orientation. Click here for further information.

The security of Vattenfall and its employees is essential. For that reason, a pre-employment screening will be part of your recruitment process. The screening is based on the role you will fulfill within Vattenfall and will be performed by a third party, Validata.

Since Vattenfall is a part of the Swedish critical infrastructure, many of our services are security classed. If this position is security classified the final candidates might be subject to a security vetting process, according to Swedish legislation.