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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Senior Software Engineer I - Search and AI Platform - **Company:** RELX - **Location:** Amsterdam, Netherlands - **Experience:** Expert - **Salary:** €7,242.0 - €12,050.0 - **Contract:** Permanent contract - **Skills:** Clean Code Principles, Java (Programming Language), Application Programming Interfaces (APIs), Agile Methodology, Artificial Intelligence, Amazon Web Services, Amazon S3, Applications Architecture, Cloud Engineering, Databases, Continuous Integration, Distributed Systems, Amazon DynamoDB, Iterative and Incremental Development, Spring Framework, Neo4j, Recommender Systems, Amazon Simple Notification Service (SNS), Software Engineering, Web Services, Data Logging, Network Routers, Spring-boot, Amazon Relational Database Service, AI Platforms, Solid Principles, Kubernetes, Graphql, Restful APIs, Amazon Simple Queue Service (SQS), New Relic (SaaS) - **Published:** August 14, 2026 - **Apply:** https://www.adzuna.nl/details/5841947096 ## About the Role We are looking for an innovative, passionate Senior Software Engineer II to work as part of the teams building and enhancing our platform to deliver intelligent, scalable solutions that create real value for our clients., * 4+ years of professional software engineering experience in distributed systems or search platforms. * Proven track record building scalable backend systems and APIs. * Strong expertise in Java and the Spring Boot ecosystem. * Hands-on experience with GraphQL API/REST APIs design. * Solid background in cloud-native architectures with AWS and Kubernetes (EKS). * An advocate of best practices for rapid development of quality software, including SOLID principles, clean code, architectural design patterns, CI/CD * Familiarity with Agile, Kanban, or other iterative development methodologies. * Comfortable learning new technologies, languages, and tools on the job, to ensure that the product is not left behind in a rapidly evolving ecosystem * An inclusive, positive, collaborative mindset and a desire to deliver real business value to our customers Nice to have: * Experience with Apollo Router or advanced GraphQL federation strategies. * Background in data modelling for graph-based systems. * Familiarity with search platforms or AI-driven discovery systems. * Experience working in high-throughput, distributed systems ## Description The Shared Graph Team is a core part of Elsevier's Search and AI Platform. This team builds structured queries based on relationships and entity metadata hydration, enabling advanced traversal, discovery, and recommendation systems. As a Senior Software Engineer II, you will work with a passionate team that delivers scalable, reliable, and innovative solutions that accelerate scientific discovery., * Design and implement graph-based search services. * Develop applications using Java, Spring Boot, Spring, GraphQL, and GraphQL Federation. * Integrate with databases, web services, or AWS services (Neo4j, DynamoDB, RDS, S3, Parameter Store, SQS, SNS, Kinesis) to support ingestion, storage, and messaging pipelines. * Champion clean code, SOLID principles, and engineering best practices, setting standards and mentoring engineers. * Collaborate with product managers and engineering teams to deliver advanced search and recommendation features. * Ensure robust monitoring and logging with New Relic and Coralogix, driving reliability and performance. ## Related Videos - [Putting the Graph In GraphQL With The Neo4j GraphQL Library](https://www.wearedevelopers.com/videos/257-putting-the-graph-in-graphql-with-the-neo4j-graphql-library) - [WeAreDevelopers LIVE - CSS is DOOMed](https://www.wearedevelopers.com/videos/1838-wearedevelopers-live-css-is-doomed) - [OLAP for AI Applications and why you should care](https://www.wearedevelopers.com/videos/100212-olap-for-ai-applications-and-why-you-should-care) - [Hate organising your photos? 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