Senior Data Engineer- 90-105k-London (Twice a week)
My client is building secure systems that matter, and now they are hiring a Data Engineer to help them scale further.
🧠The Role
You’ll work across engineering, product, and infrastructure teams to design and maintain high-volume, distributed data systems.
Expect a hands-on role with real impact, where you'll:
* Deploy, configure, and maintain large-scale OpenSearch/Elasticsearch clusters
* Improve indexing, tuning, and query latency for lightning-fast data access
* Build and automate ETL pipelines for diverse, high-velocity data
* Design sharding and partitioning strategies to scale across huge datasets
* Support cross-functional teams with ingestion, analytics, and observability
* Think business-first when balancing performance, cost, and scalability
💡 What You Bring
* Strong experience building SaaS systems using OpenSearch or Elasticsearch
* Deep knowledge of cloud infrastructure — especially AWS (S3, Aurora, RDS, DynamoDB, etc.)
* Solid understanding of Docker, Kubernetes, and service orchestration at scale
* Focused on automation, reliability, and reducing manual ops
* Confident troubleshooting complex, cloud-native systems and cost performance
🚀 Bonus Points For
* Managing MongoDB clusters in production
* SQL expertise: MariaDB, PostgreSQL, or MySQL at high throughput
* Experience with Kafka or similar streaming/event tools
* Terraform/IaC skills
Senior Data Engineer- 90-105k- London (Twice a week)