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Staff Data Scientist

Sydney, New South Wales, Australia

Job Description

As the Staff Data Scientist, you will lead and develop a high-performing data science team, translating complex business challenges into scalable analytical and machine learning solutions that drive measurable commercial outcomes across HelloFresh's brands.

This role is based in Chippendale, Sydney (hybrid working environment) and reporting to the Director Data ANZ.

 

You will…

  • Build and develop the data science team by providing technical mentorship, regular coaching, and stretch opportunities.
  • Partner with senior stakeholders across commercial, product, and operations to shape the data science roadmap and communicate progress and outcomes clearly.
  • Drive delivery of high-impact projects including ML models, experimentation frameworks, and analytical solutions.
  • Maintain technical depth by contributing to hands-on work, including reviewing code, validating modelling approaches, and ensuring technical rigour.
  • Champion best practices in experimentation (A/B testing), model development, and deployment.
  • Manage and prioritise the team's roadmap, balancing strategic initiatives with BAU demands.
  • Recruit and retain data science talent, contributing to a collaborative culture.

 

You have…

  • Demonstrated experience leading or managing data science teams with a track record of developing talent and delivering end-to-end projects.
  • Strong hands-on background in Python and PySpark, with experience in Databricks or equivalent cloud-based data platforms.
  • Experience with traditional data science tools and techniques, such as XGBoost and deep learning frameworks.
  • Deep knowledge of A/B testing methodology and machine learning model development, validation, and production deployment.
  • Prior experience as a practicing data scientist capable of engaging credibly at a technical level.

 

You are…

  • An influential partner capable of translating ambiguous business problems into clear data science briefs for senior stakeholders.
  • A mentor who values curiosity, technical rigour, and continuous improvement within a team.
  • Driven by commercial impact, retention, acquisition, and operational efficiency.
  • Familiar with deep learning frameworks and their practical business application (desirable).

 

What you’ll get in return… 

  • The chance to have a significant impact in a leading global food technology company
  • Flexible working arrangements 
  • Egoless environment, constant learning with room for personal growth
  • Free access to Headspace
  • HelloFresh Academies - internal learning & development 
  • A diverse and vibrant international environment, with offices in 18 countries
  • Company discount - 70% off HelloFresh & 40% off Youfoodz

Start Date: Immediately available - Can wait a notice period

Duration: Permanent full time role

Location: Chippendale Head Office - hybrid working environment 

Salary: Competitive salary & employee benefits

#LI-Hybrid

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Dear potential new HelloFresher. We are thrilled to see your interest in our positions here at HelloFresh! We genuinely care about diversity and inclusion. We hope you can answer our question above, which will be used to analyze and improve our diversity and inclusion efforts.
 
Please, note that your gender will not be disclosed to our talent acquisition team or linked to your application by any way. By sharing 'how you identify', you explicitly consent to the processing of this information and to HelloFresh adding this information to an aggregated data set, which will be used for analysis.
 
Should you choose to not participate, please select “Prefer Not to Disclose”. Not participating will not have any negative impact on your application, and your answer will not be identified with you individually.
 
We thank you in advance!