Linux/Oracle DBA

Proactive Appointments

yesterday

Role details

Contract type

Permanent contract

Employment type

Full-time (> 32 hours)

Working hours

Regular working hours

Languages

English

Experience level

Senior

Job location

Tech stack

IBM AIX

Bash

Unix

Oracle Data Guard

Linux

Disaster Recovery

Korn Shell

Nagios

Oracle

Oracle Rac

Performance Tuning

Red Hat Enterprise Linux - RHEL

Recovery Manager (RMAN)

Shell Script

PL-SQL

Oracle Linux

Sql Optimization

Oracle Flexcube

System Availability

Infrastructure Automation Frameworks

Job description

We're working with a leading financial services organisation seeking an experienced Senior Linux/Oracle DBA to play a key role in supporting and evolving their core banking platforms.

This is a hands-on position suited to someone with deep technical expertise across Oracle databases, IBM Power environments, and enterprise Linux/AIX systems, ideally gained within a banking or financial services environment.

You'll be responsible for ensuring the stability, performance, and availability of business-critical banking and finance applications, working closely with senior IT stakeholders and wider application teams., * Administer, maintain, and optimise Oracle databases supporting Flexcube banking applications

Manage Linux (RHEL/Oracle Linux) and AIX environments hosted on IBM Power 10 infrastructure
Perform system upgrades, patching, performance tuning, and capacity planning
Support high availability and disaster recovery solutions using Oracle RAC, ASM, RMAN, and Data Guard
Collaborate with application and infrastructure teams to resolve complex production issues
Participate in disaster recovery planning, testing, and incident response
Implement automation through Shell Scripting and configuration management tools
Ensure systems comply with internal IT security standards and regulatory requirements
Produce and maintain technical documentation and operational runbooks
Provide on-call support for critical production environments

Requirements

7+ years' experience in Oracle DBA roles within enterprise environments
Strong experience with Oracle RAC, ASM, performance tuning, and high availability
5+ years' hands-on experience administering Linux (RHEL/Oracle Linux) and AIX systems
Proven experience supporting Oracle Flexcube in a banking environment
Solid understanding of financial systems architecture and regulatory environments
Advanced SQL and PL/SQL knowledge
Strong Unix Scripting skills (Bash, Korn)
Experience with monitoring and alerting tools (OEM, Nagios or similar)
Familiarity with ITIL processes and change management
Excellent troubleshooting, communication, and stakeholder engagement skills
Ability to work independently while collaborating effectively across teams