MySQL DBA
Location - Wokingham (Hybrid working)
Salary - £75,000 + Bonus, pension, healthcare, life assurance, 25 days holiday
Large Sharded Databases | High‑Scale SaaS Platform
Im supporting a growing UK health‑tech organisation that is scaling a next‑generation clinical platform into a fully modern SaaS solution used 24/7 across the NHS. They are looking for aSenior MySQL DBAwho loves solving performance challenges at scale and has deep experience working withlarge sharded MySQL environments.
If youre aMySQL DBAwho gets excited about high‑volume, high‑availability systems this is a role where your technical expertise genuinely makes a difference.
The core requirement (what really matters)
This role is all about two things:
* ✅Expert‑level MySQL experience tuning, replication, scaling, performance engineering.
* ✅Hands‑on experience managing large sharded databases understanding shard allocation, scatter/gather queries, and distributed performance.
If you bring those two skills, youll be a standout candidate. Everything else is a bonus.
What youll be doing
* Owning the performance and reliability of largesharded MySQL databasesin production.
* Monitoring shard allocation, query behaviour, MySQL replication and overall DB health.
* Ensuring high availability through zero‑downtime patching and robust DR processes.
* Overseeing Prometheus/Grafana monitoring, alerting and dashboard optimisation.
* Supporting data migrations, including PMI and patient data into the SaaS environment.
* Providing performance insights across release cycles and improving infrastructure efficiency.
* Acting as the seniorMySQL DBAvoice within a highly technical engineering team.
What you need to bring
Must have (core):
* Strong background as aMySQL DBA.
* Real‑world experience working withsharded MySQL databases.
* Solid MySQL tuning and replication knowledge.
* Experience working within Linux environments.
* Good understanding of monitoring (Prometheus/Grafana).
Nice to have (not essential):
* Vitess familiarity
* Kubernetes, Terraform, Helm or ArgoCD experience
* Elasticsearch or Graylog exposureThese are all plus points, not prerequisites.
Who this suits
AMySQL DBAwho wants to work with serious scale, distributed systems and a modern engineering stack while contributing to technology that directly supports frontline healthcare
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