Hunter Bond
Platform Engineer (Neo4J) - Inside IR35 - Up to £700 per day
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Neo4j Platform Engineer
Contract | Inside IR35 | Central London (Hybrid)
Overview
We are seeking an experienced Neo4j Platform Engineer to join a major banking client in Central London. Working within a cutting-edge data and AI programme, you will be responsible for the design, implementation, optimisation and operational management of the Neo4j graph database platform that underpins critical analytics, knowledge graph and Graph RAG capabilities.
This is a hands-on engineering role requiring strong Neo4j administration expertise, performance tuning skills and a solid understanding of cloud infrastructure, security and database operations. You will work closely with Data Architects, AI Engineers, Platform Engineers and Security teams to ensure the platform is secure, scalable and capable of supporting enterprise-grade workloads.
Key Responsibilities
- Design, configure and maintain highly available Neo4j database clusters within a cloud-based environment.
- Manage platform administration activities including installation, upgrades, monitoring, capacity planning and performance optimisation.
- Configure and maintain backup, recovery and disaster recovery processes to ensure platform resilience.
- Implement and manage Role-Based Access Control (RBAC), authentication and security controls in accordance with banking security standards.
- Optimise Cypher queries and graph traversal patterns to support high-performance Graph RAG and AI-driven workloads.
- Benchmark and analyse database performance, identifying and resolving bottlenecks across large-scale graph datasets.
- Design and implement indexing strategies to improve query execution and data retrieval performance.
- Collaborate with Data Architects and Knowledge Graph teams to support schema evolution and platform scalability.
- Support CI/CD and Infrastructure-as-Code practices for platform deployment and management.
- Troubleshoot complex production issues and provide operational support across development, testing and production environments.
- Ensure platform compliance with security, governance and operational standards within a regulated financial services environment.
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Required Skills & Experience
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- Proven experience administering and supporting Neo4j in enterprise environments.
- Strong expertise in Cypher query development and optimisation.
- Experience configuring Neo4j clusters, replication, backup and recovery processes.
- Knowledge of graph database design principles and graph data modelling.
- Experience with cloud platforms such as AWS, Azure or GCP.
- Strong understanding of security principles including RBAC, IAM and access management.
- Experience monitoring and tuning database performance in production environments.
- Familiarity with DevOps, CI/CD pipelines and Infrastructure-as-Code tooling.
- Strong troubleshooting and problem-solving skills.
- Excellent stakeholder engagement and communication skills.
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