Senior Open-Source DBA for High-Performance FinTech Data

N.P.A.; Greater London; Hybrid; GBP 80,000 - 95,000; Full time

Benefits offered by this job

Bonus

Benefits

Job summary

N.P.A. is seeking a Senior Database Administrator to own a modern, open-source database estate in a FinTech context. You will work closely with Engineering and Operations to ensure high availability, design schemas, and optimize performance for ultra-fast data processing.

The role emphasizes hands-on management of MySQL and PostgreSQL, with experience in time-series tooling such as QuestDB. Hybrid London/Paris location with three days in office is expected.

Qualifications

• Proven experience as a DBA or Database Engineer in production-scale MySQL environments.
• Solid knowledge of PostgreSQL query planning, indexing, and connections.
• Linux-based server operations and CLI proficiency.
• Experience in regulated financial services or high-throughput environments is advantageous.

Responsibilities

• Estate Ownership: administer, monitor, and scale the database ecosystem for high availability.
• Collaborate with engineering on schema design, query optimization, and access patterns.
• Build Observability: surface metrics via Grafana dashboards using complex SQL queries.
• Plan upgrades, patching, and test RPO/RTO recovery strategies.

Skills

Open-Source DBA

MySQL

PostgreSQL

Linux

FinTech experience

Data architecture

Tools

QuestDB

Dolt

Redis

Elasticsearch

Grafana

Job description

N.P.A. is seeking a Senior Database Administrator to own a modern, open-source database estate in a FinTech context. You will work closely with Engineering and Operations to ensure high availability, design schemas, and optimize performance for ultra-fast data processing.

The role emphasizes hands-on management of MySQL and PostgreSQL, with experience in time-series tooling such as QuestDB. Hybrid London/Paris location with three days in office is expected.