Senior Cypher​/Graph Engineer IRC

WHO WE ARE

WPP's Data & Technology Solutions is the WPP's unified global data products and technology team. We work with our agencies and clients to build data data-driven solutions and technology product to power marketing transformation.

WPP Open is our AI platform for marketing, it connects marketing professionals, data, tools and AI in a single place. WPP Open is the simplest, safest and fastest way to realize the benefits of scaled AI - delivering better-informed creative ideas faster, at scale and at lower cost.

We're endlessly curious and our team of thinkers, builders, creators and problem solvers are over 2,000 strong, across 20 markets around the world.

We are searching for a skilled and innovative Cypher/Graph Engineer to join our Data & Technology Solutions team. In this role, you will be instrumental in designing, building, and optimizing graph database solutions that uncover complex relationships within our vast datasets, driving new insights for our clients and powering advanced features within WPP Open. If you have a deep understanding of graph theory, are proficient in Cypher, and are passionate about leveraging connected data to solve real‑world problems in AdTech, we encourage you to apply.

YOU ARE:

• A specialist in graph databases, with hands‑on experience in modelling, querying, and managing connected data.
• A strong problem‑solver, adept at translating complex business problems into graph-based solutions and efficient Cypher queries.
• Collaborative and communicative, able to work effectively with data scientists, data engineers, and product teams to integrate graph insights.
• Performance‑minded, always seeking to optimize query performance and ensure the scalability of graph solutions.
• Continuously curious, staying abreast of the latest developments in graph technologies and algorithms.

WHAT YOU WILL NEED

• 2-5 years of professional experience in a role focused on graph databases, data engineering, or software engineering with significant exposure to graph technologies.
• Proven expertise and hands‑on experience with Cypher query language is essential.
• Demonstrated experience with at least one major graph database platform (e.g., Neo4j, Graph API).
• English fluency B2/C1
• Strong understanding of graph data modeling principles and best practices for representing complex relationships.
• Proficiency in at least one modern programming language (e.g., Python) for data integration, API development, and scripting.
• Familiarity with common graph algorithms and their practical applications.
• Experience working in a cloud environment (GCP preferred), including deploying and managing database services.
• Understanding of data warehousing concepts and experience with data integration/ETL processes.
• Strong analytical and problem‑solving skills, with the ability to diagnose performance issues and design efficient solutions.
• Excellent communication skills, capable of explaining complex technical concepts to both technical and non‑technical audiences.
• Bachelor's degree in Computer Science, Engineering, Mathematics, or a related quantitative field, or equivalent practical experience.

WHAT YOU WILL DO

• Design and implement robust graph data models to represent complex relationships within various datasets, catering to specific business use cases in AdTech, marketing, and client intelligence.
• Implement, configure, and maintain graph databases (e.g., Neo4j) in cloud environments (AWS, GCP).
• Write, optimize, and troubleshoot complex Cypher queries to extract, transform, and analyze data efficiently, supporting analytical and operational requirements.
• Work closely with data engineers to establish seamless data ingestion pipelines for populating and updating graph databases.
• Apply graph algorithms (e.g., shortest path, community detection, centrality, Page Rank) to uncover hidden patterns and insights within our interconnected data.
• Collaborate with data scientists to develop and integrate graph-based features for machine learning models and AI applications on the WPP Open platform.
• Develop APIs and services to expose graph database functionalities and insights to downstream…