Data Engineer

GroupM
London

Description

About WPP Media

WPP is the creative transformation company. We use the power of creativity to build better futures for our people, planet, clients and communities. For more information, visit wpp.com.

WPP Media is WPP’s global media collective. In a world where media is everywhere and in everything, we bring the best platform, people, and partners together to create limitless opportunities for growth. For more information, visit wppmedia.com

About Choreograph: A Leading WPP Media Brand

Choreograph is WPP’s global data products and technology company. We’re on a mission to transform marketing by building the fastest, most connected data platform that bridges marketing strategy to scaled activation.

We work with agencies and clients to transform the value of data by bringing together technology, data and analytics capabilities. We deliver this through the Open Media Studio, an AI-enabled media and data platform for the next era of advertising.

We’re endlessly curious. Our team of thinkers, builders, creators and problem solvers are over 1,000 strong, across 20 markets around the world.

Role Summary and Impact

We're a fun team that values teamwork over ego and cooperation over competition. We are open and honest; we have strong opinions, loosely held; we embrace the kaizen methodology: daily improvement; we support one another; we aim high; we have fun – these are some of our values that make us great.


You'd be joining a team that knows how to get things done solving challenging and interesting problems in the ad tech space using cutting edge AI/Machine Learning tools and techniques. This position offers you to deal with real time data and see them being analyzed and visualized for curated client needs.

WHAT YOU WILL DO

  • Writing production-ready code that is easily testable, easily understood by other data engineers, and accounts for edge cases and errors.
  • Provide honest, accurate feedback to others on the team to create growth opportunities.
  • Ensure a high standard of reliability, performance, motivation, and alignment with objectives provided by leadership.
  • Collaborate with Q&A and Analytics teams to ensure data integrity.
  • Nurture an environment of continuous growth within your team by providing motivation, mentorship, and learning opportunities.
  • Take ownership of the practices and processes within your team and constantly focus on their improvement.
  • Foster a culture of goal setting within your team and ensure everyone is continuously working towards their goals.

Tech Stack :

  • Our back end is written in Scala, Python and Java
  • Our front end is written with modern UI patterns and libraries like, JavaScript, React, and Angular
  • Our infrastructure is hosted in GCP
  • We have a well-defined SDLC process driven by automation

Skills and Experience

At WPP Media, we believe in the power of our culture and our people. It’s what elevates us to deliver exceptional experiences for both our clients and each other. In this role it will be critical to embrace WPP & WPP Media’s shared core values:

  • Be Extraordinary by Leading Collectively to Inspire transformational Creativity.
  • Create an Open environment by Balancing People and Client Experiences by Cultivating Trust .
  • Lead Optimistically by Championing Growth and Development to Mobilize the Enterprise .
  • Exceptional communication skills and can communicate effectively to both technical and non-technical stakeholders.
  • Experience creating and maintaining high-performing software.
  • Experience with big data stores including Big Query and Snowflake.
  • Experience building and maintaining ETL / ELT pipelines.
  • Experience in maintaining and executing data onboarding blueprints which map source and target data strategies and aggregations.
  • Experience with one or more of the following technologies (SQL, Scala, Python, Flask, dbt, MySQL, AWS, GCP).
  • Experience with data analysis with tools such as pandas and numpy.
  • Experience with data monitoring, detection, troubleshooting as well as validation frameworks.
  • Proven track record of delivering well-designed, well-tested and performant software solutions and pipelines within an agile environment.

Life at WPP Media & Benefits

Our passion for shaping the next era of media includes investing in our employees to help them do their best work, and we’re just as committed to employee growth as we are to responsible media investment. WPP Media employees can tap into the global WPP Media & WPP networks to pursue their passions, grow their networks, and learn at the cutting edge of marketing and advertising. We have a variety of employee resource groups and host frequent in-office events showcasing team wins, sharing thought leadership, and celebrating holidays and milestone events. Our benefits include competitive medical, group retirement plans, vision, and dental insurance, significant paid time off, preferential partner discounts, and employee mental health awareness days.

WPP Media is an equal opportunity employer and considers applicants for all positions without discrimination or regard to particular characteristics. We are committed to fostering a culture of respect in which everyone feels they belong and has the same opportunities to progress in their careers.


We believe the best work happens when we're together, fostering creativity, collaboration, and connection. That's why we’ve adopted a hybrid approach, with teams in the office around four days a week . If you require accommodations or flexibility, please discuss this with the hiring team during the interview process.

Please note this is a UK based role and requires individuals to have the right to work in this location

Please read our Privacy Notice ( for more information on how we process the information you provide.

While we appreciate all applications received, only those candidates selected for an interview will be contacted.

#LI-Promoted

Posted 2025-09-10

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