Oracle Site Reliability Engineer

Salary: £60,000 - 90,000 per year

Requirements:

• Good experience with Oracle Database administration concepts and PL/SQL development.
• Ability to write, optimize, troubleshoot, and maintain multi-layered SQL queries, stored procedures, packages, functions, and performance-critical database code.
• Good understanding of Oracle architecture, performance tuning, backup/recovery, and high availability solutions.
• Proficiency in Bash/Shell scripting and Python for automation, monitoring, operational tasks, and incident remediation.
• Experience developing automated solutions to improve reliability, reduce manual effort, and support operational excellence.
• Good experience with Git/Bitbucket for version control and source code management.
• Practical knowledge of Jira for Agile delivery, change management, defect tracking, and sprint execution.
• Understanding of CI/CD values and deployment processes for database changes.
• Experience with Ansible for configuration management, database deployment automation, and operational runbook automation.
• Experience with enterprise monitoring and observability platforms such as Oracle Enterprise Manager, Splunk, Elastic, Observe, Grafana, or Prometheus.
• Ability to perform root cause evaluation, incident management, and production troubleshooting.
• Knowledge of Oracle RAC, Data Guard, GoldenGate, ASM, and disaster recovery architectures.
• Exposure to cloud platforms such as OCI, AWS, or Azure and modern SRE practices such as reliability engineering, capacity planning, and service resilience.

Responsibilities:

• Apply software engineering techniques, automation, and best practices in incident response to ensure the reliability, availability, and scalability of our systems, platforms, and technology.
• Proactively monitor, maintain, and plan capacity to support the availability, performance, and scalability of systems and services.
• Resolve, analyse, and respond to system outages and disruptions, and implement measures to help prevent similar incidents from recurring.
• Develop tools and scripts to automate operational processes, reduce manual workload, increase efficiency, and improve system resilience.
• Monitor and optimise system performance and resource usage, identify and address bottlenecks, and implement best practices for performance tuning.
• Collaborate with development teams to integrate best practices for reliability, scalability, and performance into the software development lifecycle.
• Work closely with other teams to ensure smooth and efficient operations.
• Stay informed of industry technology trends and innovations and contribute to our technology communities to foster technical excellence and growth.
• Advise and influence decision making, contribute to policy development, and take responsibility for operational effectiveness.
• Collaborate closely with other functions and business divisions.
• Lead collaborative assignments and guide team members through structured assignments, identifying the need for other specialist areas where required.
• Identify new directions for assignments and projects, using cross-functional methodologies or practices to meet required outcomes.
• Consult on complex issues and provide advice to support the resolution of escalated issues.
• Identify ways to mitigate risk and develop new policies and procedures in support of the control and governance agenda.
• Take ownership for managing risk and strengthening controls in relation to the work done.
• Perform complex analysis of data from multiple sources to solve problems creatively and effectively.
• Communicate complex information and influence or convince stakeholders to achieve outcomes.

Technologies:

• AWS
• Ansible
• Azure
• Bash
• BitBucket
• CI/CD
• Cloud
• Git
• Grafana
• Incident Management
• Support
• JIRA
• Oracle
• Prometheus
• Python
• SQL
• Splunk

More:

We are Barclays and we are hiring an Oracle Site Reliability Engineer in Knutsford, Radbroke Hall on a full-time basis. In this role, you will leverage automation, engineering excellence, and incident management best practices to help keep our critical systems resilient, available, and ready to support millions of customers every day. We expect colleagues to demonstrate our Barclays Values of Respect, Integrity, Service, Excellence and Stewardship, as well as our Barclays Mindset of Empower, Challenge and Drive. We also note the Assistant Vice President expectations, including advising and influencing decision making, contributing to policy development, collaborating closely with other functions, and, where applicable, leading a team or guiding collaborative assignments.

last updated 36 week of 2026