Senior MongoDB Engineer

Company: TananTech
Apply for the Senior MongoDB Engineer
Location: West Midlands
Job Description:

Shape Your Future with Us:

We provide specialised software development and technical support, and we excel in delivering tailored solutions and comprehensive support services. We have successfully delivered custom software development, system integration, and ongoing technical support, enabling the group to enhance its operational efficiency and scalability. Our unique ability to bridge technical intricacies with business needs positions us as a key driver of group s technological strategy.

Your Role

We are building a scalable Car Claims platform involving OCR ingestion, multi-stage workflows, and external integrations. We are looking for a hands‑on Senior MongoDB Engineer with deep experience in database design, performance tuning, and cluster management within AWS cloud environments.

This role requires someone who has worked extensively on production‑grade MongoDB clusters, ensuring high availability, performance, and resilience in distributed systems.

Senior MongoDB Engineer Key Responsibilities

MongoDB Architecture & Engineering

  • Design and implement scalable MongoDB data models (schema design) for production workloads.
  • Build and manage MongoDB clusters (replica sets & sharded clusters).

Performance Tuning & Optimization

  • Perform advanced query optimization and indexing strategies.
  • Proactively identify and resolve performance bottlenecks.

Cluster Management & High Availability

  • Configure and manage replica sets (primary, secondary).
  • Configure and manage sharding (chunk splitting, balancing, migrations).
  • Handle failover, replication lag, and cluster health monitoring.

Backup, Recovery & Data Migration

  • Implement backup and recovery strategies (point‑in‑time recovery where applicable).
  • Ensure data integrity during schema evolution and migrations.

Senior MongoDB Engineer Required Skills & Experience

  • 8–10 years of experience in Database Engineering.
  • Strong hands‑on expertise in MongoDB (core requirement).
  • Proven experience in sharding and replication.
  • Proven experience in cluster management.
  • Deep knowledge of performance tuning, query optimization, and indexing strategies.
  • Experience with backup & recovery, data migration, and troubleshooting production issues.
  • Hands‑on experience with AWS cloud platform.
  • Strong understanding of NoSQL data modeling.

Nice to Have

  • Experience with MySQL / SQL Server / Cassandra (multi‑database exposure).

Benefits

  • Competitive salary (depending on experience / sponsorship requirements).
  • 20 days annual leave + bank holidays.
  • Hands‑on experience in a tech‑enabled, data‑driven operations team.
  • Exposure to automation, AI‑supported workflows, and modern systems.
  • Ongoing training and development.
  • Clear progression into senior operations roles.

The Senior MongoDB Engineer job specification may be reviewed and updated periodically to reflect the evolving needs of the business.

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Posted: June 8th, 2026