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Barclays Logo Barclays · IT - Software Development

Site Reliability Engineer

United Kingdom, Glasgow Employment contract · Job Posted June 30, 2026
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Job Description

Join us as a Site Reliability Engineer at Barclays, where you will play a pivotal role in ensuring the resilience and availability of critical banking technology systems that power Barclays and support the global economy. You will be part of a Global L2 Team providing support for production applications, driving operational excellence and service reliability across our diverse technology landscape.

Job Responsibility

  • Apply software engineering techniques, automation, and best practices in incident response, to ensure the reliability, availability, and scalability of the systems, platforms, and technology through them.
  • 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.

Requirements

  • Experience on Lunix/Unix, Java Applications, Oracle, SQL (PLQSP/MySQL) and RDBMS with exposure to writing queries, tuning concepts, data analysis etc.
  • Experience of at least two of the Middleware technologies amongst JBOSS Apache Tomcat, Glassfish.
  • Experience of Cloud technologies, AWS, OpenShift/APIs.
  • Experience of monitoring tools AppDynamics. ITRS and scheduling Tools – TWS and/or Autosys.

Nice to have

  • Prior experience and knowledge of Barclays or and/or Banking domain knowledge will be preferred.
  • Skills of any programming languages (like ML, AI/GenAI, Shell, Java, Python, Json or any other) will be preferred.

What we offer

  • Competitive holiday allowance
  • Life assurance
  • Private medical care
  • Pension contribution
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