Senior PostgreSQL DBA

Job Responsibilities/ObjectivesWe are seeking a hands-on Senior Database Administrator with immediate production experience in PostgreSQL (Essential), MySQL, and MongoDB, alongside strong Terraform and DevOps practices. This is a delivery-critical role-ideal for a candidate who thrives in fast-paced environments and can own database infrastructure end-to-end, from provisioning to CI/CD integration.This role is not suitable for upskilling or learning; we require proven expertise in cloud-based database administration, automation, and infrastructure-as-code.

Database Administration:Own installation, upgrades, performance tuning, troubleshooting, and disaster recovery for PostgreSQL, MySQL, and MongoDB.Design and execute database maintenance plans and housekeeping to ensure optimal performance and reliability.Implement backup, recovery, security, and access control strategies.Demonstrate mid to expert-level knowledge of both RDBMS and NoSQL systems.Cloud & Infrastructure:Deliver production-grade database solutions in cloud based environments.Automate database provisioning, scaling, and management using Terraform (non-negotiable).Collaborate with DevOps teams to integrate database operations into CI/CD pipelines.DevOps & Automation:Compose Terraform configurations from infrastructure to Git pipelines.Work within CI/CD pipelines (GitLab or GitHub) to deploy and manage database changes.Ensure Git best practices for version control, collaboration, and pipeline setup. Required Skills/ExperienceThe ideal candidate will have the following:Proven production DBA experience in cloud-based environments.Hands-on expertise in PostgreSQL (Essential), MySQL, and MongoDB.Strong performance tuning and troubleshooting skills.Terraform proficiency is mandatory; ability to design, deploy, and manage database infrastructure using Infrastructure-as-Code (IaC).Experience working within CI/CD pipelines and DevOps practices.Familiarity with GitLab or GitHub and pipeline setup. Desirable Skills/ExperienceAlthough not essential, the following skills are desired by the client:Experience with JSON/XML data formats.Exposure and some experience to Oracle databases.Familiarity with Kafka or event-driven architectures.Experience in Agile/DevOps-driven environments. If you are interested in this opportunity, please apply now with your updated CV in Microsoft Word/PDF format.DisclaimerNotwithstanding any guidelines given to level of experience sought, we will consider candidates from outside this range if they can demonstrate the necessary competencies.Square One is acting as both an employment agency and an employment business, and is an equal opportunities recruitment business. Square One embraces diversity and will treat everyone equally. Please see our website for our full diversity statement.