Senior Software Engineer II (Java/Spring)

TL;DR

Senior Software Engineer II (Java/Spring): Building and enhancing a graph-based search and AI platform to deliver intelligent, scalable solutions for the scientific community with an accent on graph-based search services and data hydration. Focus on designing scalable backend systems, implementing GraphQL Federation, and integrating AWS cloud-native architectures.

Location: London (London Wall) or Amsterdam (Radarweg)

Salary: €100,400 - €167,300 (for Netherlands location)

Company

A global leader in information and analytics that supports researchers and healthcare professionals in advancing science and improving health outcomes.

What you will do

• Design and implement graph-based search services and entity metadata hydration.
• Develop applications using Java, Spring Boot, Spring, GraphQL, and GraphQL Federation.
• Integrate with AWS services (Neo4j, DynamoDB, RDS, S3, SQS, SNS, Kinesis) for ingestion and messaging pipelines.
• Champion clean code and SOLID principles, setting engineering standards and mentoring others.
• Collaborate with product managers and engineering teams to deliver advanced search and recommendation features.
• Ensure system reliability and performance using New Relic and Coralogix for monitoring and logging.

Requirements

• Proven track record of building scalable backend systems and APIs.
• Strong expertise in Java and the Spring Boot ecosystem.
• Hands-on experience with GraphQL and REST API design.
• Solid background in cloud-native architectures with AWS and Kubernetes (EKS).
• Advocate for SOLID principles, clean code, architectural design patterns, and CI/CD.
• Experience with Agile or Kanban iterative development methodologies.

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 with high-throughput, distributed systems.

Culture & Benefits

• Flexible working hours to support a healthy work/life balance.
• Comprehensive Pension Plan and generous vacation entitlement.
• Option for sabbatical leave and family care leave (Maternity, Paternity, Adoption).
• Personal Choice budget and various employee discounts.
• Global Employee Assistance Program and internal professional communities.