Database Administrator

JR United Kingdom; Hemel Hempstead; On-site; GBP 45,000 - 70,000; Full time

Job summary

A global FinTech is seeking a skilled Database Administrator for a 6-month contract with possible extension. The role demands hands-on expertise in managing PostgreSQL and Oracle databases, and a strong focus on security and efficiency. You'll play a critical part in migrating and optimizing databases to ensure seamless data architecture aligned with business needs.

Qualifications

• Hands-on experience as a PostgreSQL and Oracle DBA in production environments.
• Significant experience of migrating database workloads to Postgres from Oracle.
• Proven experience with query optimization and database performance tuning.

Responsibilities

• Manage, configure and optimize PostgreSQL and Oracle databases on-premise and in AWS.
• Support the migration of databases from on-premise to AWS Aurora Postgres.
• Implement security best practices, including user management and auditing.

Skills

PostgreSQL

Oracle

Database Security

AWS Services

Terraform

Database Performance Tuning

Disaster Recovery

Tools

Terraform

CloudFormation

Datadog

AWS DMS

Goldengate

Job description

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Database Administrator - to join a global FinTech on a 6-month contract with possible extension.

The role requires hands-on technical expertise and strong collaboration with developers, architects, and DevOps teams to ensure our data infrastructure aligns with business needs and industry standards.

Your Responsibilities

• Manage, configure and optimise PostgreSQL databases hosted on Amazon Aurora and Oracle databases hosted on on-premise Exadatas and AWS RDS.
• Support the migration of high-performance, mission-critical databases from on-premise Exadata's to AWS Aurora Postgres.
• Support workloads on other database engines in AWS, including MySQL, MariaDB and SQL Server. Implement and maintain strong security standards to ensure compliance with PCI DSS and other regulatory requirements.
• Implement security best practices, including user management, encryption and auditing.
• Design and implement database schemas, partitioning strategies and indexing solutions.
• Ensure high availability, disaster recovery and scalability of database systems.
• Configure strong monitoring and management processes and tooling to help troubleshoot and resolve complex database issues in Real Time.
• Hands-on experience as a PostgreSQL and Oracle DBA in production environments.
• Significant experience of migrating database workloads to Postgres from Oracle.
• Deep understanding of PostgreSQL architecture, including replication, clustering and indexing strategies, and a strong understanding of Postgres' vacuum/MVCC process.
• Proven experience with query optimization and database performance tuning.
• Hands-on experience with AWS services such as EC2, S3, VPC, and IAM.
• Solid understanding of database security principles and compliance frameworks
• Experience implementing robust backup and recovery strategies.
• Proficiency with infrastructure automation tools like Terraform or CloudFormation.
• Familiarity with monitoring tools such as CloudWatch, Datadog, or similar.
• Experience of database replication tooling such as AWS DMS and Goldengate.
• Experience of collaborating with DevOps teams to integrate databases into CI/CD pipelines and infrastructure-as-code (IaC) frameworks like Terraform.

Please APPLY NOW for immediate consideration!!!