Senior DBA for SaaS: Remote, High-Availability DB

ByteHire; Birmingham; Hybrid; GBP 54,000 - 70,000; Full time

Benefits offered by this job

Competitive leave

Hybrid work

Technical training

Pension & life cover

Cycle to work

Team socials

Job summary

ByteHire is seeking an experienced Database Administrator for a remote-first role with occasional Edinburgh office presence (1 day per month). You will oversee production MySQL/MariaDB environments, ensure security, high availability, and disaster recovery, and drive performance improvements across a SaaS platform.

You'll collaborate with development and infrastructure teams in an Agile environment, plan upgrades, implement backups, and optimise queries.

Qualifications

• Experience administering MySQL or MariaDB production environments.
• Schema design and relational data modelling.
• SQL optimisation, query analysis and indexing.
• High availability, replication, and disaster recovery planning.
• Performance monitoring and observability experience.
• Experience with AWS or other cloud platforms.

Responsibilities

• Administer and maintain production database platforms across multiple environments.
• Ensure databases remain secure, resilient, and highly available.
• Plan and execute upgrades, maintenance activities, and backup strategies.
• Monitor system health and resolve performance issues before users are affected.
• Optimise SQL queries and indexing strategies to improve responsiveness.
• Work with developers to review database changes throughout the software lifecycle.
• Support capacity planning and propose improvements to database architecture.
• Produce technical documentation and contribute to operational standards.
• Participate in incident investigation and root cause analysis.
• Work in Agile software delivery teams.

Skills

MySQL/MariaDB

Data modelling

SQL optimisation

High availability

Performance monitoring

SaaS support

Database security

AWS

Data warehousing

replication/partitioning

NoSQL/Graph/Time-series

PHP backend

Job description

ByteHire is seeking an experienced Database Administrator for a remote-first role with occasional Edinburgh office presence (1 day per month). You will oversee production MySQL/MariaDB environments, ensure security, high availability, and disaster recovery, and drive performance improvements across a SaaS platform.

You'll collaborate with development and infrastructure teams in an Agile environment, plan upgrades, implement backups, and optimise queries.