Senior Marketing Data Scientist

At Zepz, we're all about breaking down barriers for our customers and our teammates. Our purpose is deeply personal, we provide a lifeline and deliver opportunities to cross-border communities that need it most through cutting edge finance and tech. Zepz is the power behind World Remit and Sendwave, driven by the mission to celebrate the incredible impact migrants have, both at home and abroad.

We're not just moving money; we're building a world that truly recognises and supports global connections.

We look for mission-driven builders who thrive in a fast-paced environment connected to a true purpose. We’re an always developing team of experts that enjoy problem solving and bring clarity to tough challenges. At Zepz, we are Relentless Learners, always seeking feedback, and Responsible Owners, treating company resources like your own. We depend on Transparent Communicators who keep the team aligned through open, honest talk.

• Integrity:
  We always do the right thing. It’s simple, but it’s the foundation of everything we build for our customers and each other.
• Outcomes:
  We work for our customers. Their success and prosperity are the results we focus on delivering.
• Velocity:
  We are fast! We maintain high energy levels and make smart decisions quickly, keeping us nimble and ahead of the curve.

We are embarking on an exciting journey to build out our global Marketing analytics capability. Our culture is built on high trust, which empowers colleagues and fosters the high ownership necessary to meet our shared expectations and deliver high performance.

As a remote-first company, you have the flexibility to work wherever you feel most focused and productive within your employing country. This freedom comes with wonderful, tailored, location-specific perks designed to support your whole life, not just your work.

• Unlimited annual leave
• Great healthcare
• Employee discounts

We want you to thrive and focus entirely on making your biggest impact, and in turn, we expect high ownership and commitment. This is a place where trust and high performance are valued, and we provide the environment and support you need to excel.

We prioritise an environment where we openly share ideas, embrace our mistakes, and learn from them—collaboration is key to everything we do!

Reporting into the Head of Insights, we’re looking for a highly skilled and strategic Senior Marketing Data Scientist/Analyst to elevate our marketing performance through data-driven insights and advanced analytics. This is an individual contributor (IC) role, ideal for someone who thrives on solving complex problems, collaborating cross-functionally, and driving impact.

You’ll be supporting key initiatives around Marketing Mix Modeling (MMM), attribution, and causal inference, helping the business understand the true impact of marketing and optimize our media investments accordingly.

• Development of analytics to evaluate marketing effectiveness and ROI, using MMM, attribution modeling, CLV and experimentation.
• Apply causal inference techniques (e.g., difference-in-differences, propensity score matching, uplift modeling) to isolate true marketing impact and support strategic planning.
• Automate the training and deployment of updated models, ensuring the output is tested, automated, scalable and documented and checks are in place to identify drift.
• Creating ‘insight-ready’ datasets from raw data by building pipelines to automate the cleaning process.
• Building and supporting self-serve analytics dashboards.
• Supporting the marketing team with campaign analysis, data…