Senior Site Reliability Engineer

About the role

Barclays is looking for a Senior Site Reliability Engineer to build and maintain infrastructure platforms and products that support its applications and data systems, using hardware, software, networks and cloud computing as required. The aim is to keep infrastructure reliable, scalable and secure, applying software engineering techniques, automation and best practices in incident response. The role can be based at the Knutsford or Glasgow campus.

Key responsibilities

• Build, deliver and maintain high-quality infrastructure solutions that meet business requirements, with measurable reliability, performance, availability and ease of use
• Monitor IT infrastructure and system performance, identify and resolve issues, vulnerabilities and outages, and use data to reduce mean time to resolution
• Develop automated tasks and processes, using software scripting and coding, to improve efficiency and reduce manual intervention
• Implement secure configurations and measures protecting infrastructure, hardware, software and data from cyber-attacks and unauthorised access
• Work with product managers, architects and other engineers to define infrastructure requirements and integrate solutions with business objectives
• Stay informed of technology trends and contribute to the organisation's technology communities
• Contribute to strategy, plan resources and budgets, manage policies and processes, and advise stakeholders and senior management
• Manage and mitigate risks, strengthen controls and support the control and governance agenda

Required profile

• Demonstrated practical experience with SRE practices, including programming skills and the ability to drive SRE maturity across stakeholder groups
• Advanced fault analysis: troubleshooting and problem-solving using the scientific method, hypothesis testing and evidence-based reasoning
• Passion for continuous improvement through data insights, controlled experimentation and measurement
• Ability to facilitate technical discussions, run blameless retrospectives, explain complex systems to diverse audiences and influence direction
• Curiosity about complex systems and their sociotechnical interactions, with strong communication and documentation skills
• Interest in researching and teaching others, and in lifelong learning

Required skills

• Systems engineering knowledge covering operating systems, networking, cloud infrastructure, automation tools and infrastructure-as-code
• Experience with observability tools and instrumentation
• Interest in using artificial intelligence to solve technology problems faster and at greater scale
• Valued: risk and controls, change and transformation, business acumen, strategic thinking and digital and technology skills