Senior Site Reliability Engineer

Barclays UK; Knutsford; On-site; GBP 60,000 - 100,000; Full time

Job summary

An established industry player is seeking a Senior Site Reliability Engineer to lead the evolution of its digital landscape. This role involves applying software engineering techniques and best practices in incident response to ensure the reliability and scalability of systems. You will develop automation tools, optimize system performance, and collaborate with development teams to embed best practices into software development. If you are passionate about technology and eager to drive innovation, this opportunity is perfect for you.

Qualifications

• Experience with software engineering techniques and incident response.
• Deep understanding of directory services and performance tuning.

Responsibilities

• Ensure system reliability and scalability through monitoring and maintenance.
• Respond to outages and implement preventive measures.

Skills

Oracle Enterprise Manager

LDAP protocols

SQL Optimization

Python scripting

Bash scripting

Ansible

Puppet

Chef

Prometheus

Grafana

Tools

AWS

Azure

Google Cloud

Docker

Kubernetes

Job description

Join us as a Senior Site Reliability Engineer where you'll lead the evolution of our digital landscape, driving innovation and excellence.

This role involves applying software engineering techniques, automation, and best practices in incident response to ensure the reliability, availability, and scalability of systems, platforms, and technologies.

To succeed as a Senior Site Reliability Engineer, you should have experience with:

• Oracle Enterprise Manager (OEM), Oracle Internet Directory (OID), Oracle Database Performance Tuning – SME
• Deep understanding of LDAP protocols and directory services
• SQL Optimization
• Scripting skills (e.g., Python, Bash) and knowledge of configuration management tools (e.g., Ansible, Puppet, Chef)
• Monitoring systems (e.g., Prometheus, Grafana)

Additional valued skills include:

• Cloud platforms (e.g., AWS, Azure, Google Cloud)
• Containerization and orchestration tools (e.g., Docker, Kubernetes)
• Incident diagnosis and resolution
• Strong interpersonal skills for cross-functional collaboration

This role is based at our Knutsford campus.

Purpose of the role

Apply software engineering, automation, and best practices in incident response to ensure system reliability, availability, and scalability.

Accountabilities

• Ensure availability, performance, and scalability through monitoring, maintenance, and capacity planning
• Respond to system outages, analyze issues, and implement preventive measures
• Develop automation tools and scripts to enhance operational efficiency and system resilience
• Optimize system performance and resource usage
• Collaborate with development teams to embed reliability, scalability, and performance best practices into software development
• Stay updated on industry trends and contribute to technological communities

Vice President Expectations

• Contribute to strategy, requirements, and policy development; manage resources and budgets; drive continuous improvement
• If managing teams, define roles, plan for future needs, and oversee performance and pay decisions
• Demonstrate leadership behaviors: Listen, Energize, Align, Develop (LEAD)
• For individual contributors, serve as a subject matter expert, guide technical direction, and mentor others
• Advise stakeholders and manage risks, ensuring controls and governance
• Collaborate across functions, analyze complex problems, and develop innovative solutions
• Build trusting relationships with stakeholders to achieve business objectives

All colleagues are expected to embody Barclays Values: Respect, Integrity, Service, Excellence, and Stewardship, along with the Barclays Mindset: Empower, Challenge, Drive.