Staff Data Scientist

<h2><strong>Job Description</strong></h2> <p>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.</p> <p>This role is based in Chippendale, Sydney (hybrid working environment) and reporting to the Director Data ANZ.</p> <h2>&nbsp;</h2> <p><strong>You will…</strong></p> <ul> <li>Build and develop the data science team by providing technical mentorship, regular coaching, and stretch opportunities.</li> <li>Partner with senior stakeholders across commercial, product, and operations to shape the data science roadmap and communicate progress and outcomes clearly.</li> <li>Drive delivery of high-impact projects including ML models, experimentation frameworks, and analytical solutions.</li> <li>Maintain technical depth by contributing to hands-on work, including reviewing code, validating modelling approaches, and ensuring technical rigour.</li> <li>Champion best practices in experimentation (A/B testing), model development, and deployment.</li> <li>Manage and prioritise the team's roadmap, balancing strategic initiatives with BAU demands.</li> <li>Recruit and retain data science talent, contributing to a collaborative culture.</li> </ul> <h2>&nbsp;</h2> <p><strong>You have…</strong></p> <ul> <li>Demonstrated experience leading or managing data science teams with a track record of developing talent and delivering end-to-end projects.</li> <li>Strong hands-on background in Python and PySpark, with experience in Databricks or equivalent cloud-based data platforms.</li> <li>Experience with traditional data science tools and techniques, such as XGBoost and deep learning frameworks.</li> <li>Deep knowledge of A/B testing methodology and machine learning model development, validation, and production deployment.</li> <li>Prior experience as a practicing data scientist capable of engaging credibly at a technical level.</li> </ul> <p>&nbsp;</p> <p><strong>You are…</strong></p> <ul> <li>An influential partner capable of translating ambiguous business problems into clear data science briefs for senior stakeholders.</li> <li>A mentor who values curiosity, technical rigour, and continuous improvement within a team.</li> <li>Driven by commercial impact, retention, acquisition, and operational efficiency.</li> <li>Familiar with deep learning frameworks and their practical business application (desirable).</li> </ul> <p>&nbsp;</p> <p><strong>What you’ll get in return…&nbsp;</strong></p> <ul> <li>The chance to have a significant impact in a leading global food technology company</li> <li>Flexible working arrangements&nbsp;</li> <li>Egoless environment, constant learning with room for personal growth</li> <li>Free access to Headspace</li> <li>HelloFresh Academies - internal learning &amp; development&nbsp;</li> <li>A diverse and vibrant international environment, with offices in 18 countries</li> <li>Company discount - 70% off HelloFresh &amp; 40% off Youfoodz</li> </ul> <p><strong>Start Date: </strong>Immediately available - Can wait a notice period</p> <p><strong>Duration: </strong>Permanent full time role</p> <p><strong>Location: </strong>Chippendale Head Office - hybrid working environment&nbsp;</p> <p><strong>Salary: </strong>Competitive salary &amp; employee benefits</p> <p>#LI-Hybrid</p>