Senior PostgreSQL SRE
Barclays · Posted Oct 22
Banking, credit card, corporate, investment banking, and wealth management services
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About the role
Barclays is a global bank whose technology function builds and runs the platforms supporting its businesses. This role sits within that function, applying software engineering, automation, and incident response practices to keep database systems reliable, available, and scalable. The Senior PostgreSQL SRE will own monitoring, performance tuning, automation, and enterprise-scale database migrations for high-availability PostgreSQL platforms, working closely with development and cross-functional teams.
What you will do
- Availability, performance, and scalability of systems and services through proactive monitoring, maintenance, and capacity planning.
- Resolution, analysis and response to system outages and disruptions, and implement measures to prevent similar incidents from recurring.
- Development of tools and scripts to automate operational processes, reducing manual workload, increasing efficiency, and improving system resilience.
- Monitoring and optimisation of system performance and resource usage, identify and address bottlenecks, and implement best practices for performance tuning.
- Collaboration with development teams to integrate best practices for reliability, scalability, and performance into the software development lifecycle, and work closely with other teams to ensure smooth and efficient operations.
- Stay informed of industry technology trends and innovations, and actively contribute to the organization's technology communities to foster a culture of technical excellence and growth.
Skills used in this role
What the employer is looking for
- Proven experience as a Principal Level Database Administrator, with a focus on PostgreSQL and similar database technologies such as Oracle or MS-SQL.
- Proven track record of implementing and leading SRE practices across large organizations or complex teams.
- More than ten years of professional experience and expert-level knowledge of telemetry, monitoring, and platform observability tooling (e.g., ESAAS, Grafana, Prometheus,) with experience in customizing and scaling these solutions.
- Leadership role in implementing modern DevOps and SRE practices in enterprise environments.
- Proven expertise in SQL query optimization and database performance tuning at scale.
- Experience with DevOps automation tools such as Code versioning (git), JIRA, Ansible, Containers and Kubernetes (OpenShift), database CI/CD tools and their implementation.
- Experience in implementing PostgreSQL Container patterns on Kubernetes with the help of a PostgreSQL operator or a Helm charts.
- Recognized as a PostgreSQL subject matter expert, serving as the highest level of technical escalation for complex database issues.
- Proven experience in designing and executing database migration strategies at enterprise-scale.
- Exceptional collaboration skills with executives and cross-functional teams.
- Extensive experience working with large, distributed, high-performance, high-availability databases with 24/7 uptime
- Minimum graduation degree is needed for the role.
Preferred qualifications
- This role requires extensive knowledge and working experience in Technology, Information, and Security domain.
- Working experience in a financial environment
- Cloud experience (AWS, Azure, GCP)
- Experience of working on Data migration tools and softwares
- Expert in system configuration management tools such as Chef, Ansible for database server configurations.
- Expert expertise with scripting languages (e.g. PowerShell, Python, Bash) for automation/migration tasks
- AWS Certified Database – Specialty certification is a plus.
Benefits and support
- Compensation and benefits are detailed in the job posting
About Barclays
Barclays is a British multinational universal bank that provides consumer, corporate, and investment banking, as well as wealth management services. Tracing its origins back to 1690 in London, the institution operates globally to serve millions of retail and institutional clients. The bank leverages cutting-edge technology and digital platforms to drive operational efficiency across its international network.
- Industry
- Banking
- Company size
- 93000+ employees
- Founded
- 1690
- Location
- London, United Kingdom
- Funding stage
- Public Company
Leadership
Group Chief Executive
Group Finance Director
Group Chief Operating Officer
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