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Site Reliability Engineer (SRE)
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Site Reliability Engineer (SRE)
Senior Site Reliability Engineer (SRE) – Barclays
Location: Glasgow/Knutsford Employer: Barclays (via Hackajob)
About the Role
Barclays is collaborating with Hackajob to identify exceptional Site Reliability Engineers for a strategic role. This is an opportunity to design, develop, and optimise software—leveraging cloud platforms, observability, and automation—to enhance Barclays’ business, platform, and technology capabilities for customers and colleagues.
Your mission will be to drive reliability, scalability, and operational excellence in Barclays’ distributed systems while collaborating extensively across teams.
Key Responsibilities
Technical & Delivery Accountabilities
- Development & Maintenance of Software:
- Deliver high-quality, scalable, and maintainable software solutions using cloud-native platforms (AWS/Azure/GCP).
- Optimise performance, reduce toil, and enhance system reliability.
- Incident Response & Reliability Engineering:
- Implement SLOs, error budgets, and incident response mechanisms for high-availability systems.
- Lead post-mortems, continuous reliability improvements, and chaos/performance testing.
- Infrastructure & Automation:
- Design infrastructure as code (Terrform, CloudFormation) for self-service platforms, tooling, and CI/CD pipelines.
- Manage cost optimisation, capacity planning, and distributed system performance.
- Observability & Security:
- Execute metrics collection, logging, distributed tracing, and dashboard creation (Prometheus, CloudWatch).
- Enforce encryption, secrets management, and authentication/authorisation standards (OAuth, SAML, API Key Mgmt).
- Testing & Novel Technologies:
- Apply modern testing methodologies (chaos engineering, performance testing).
- Explore Large Language Models (LLMs) and Agentic frameworks for operational advancements.
- Mentorship & Collaboration:
- Mentor junior SREs, foster knowledge sharing, and collaborate with cross-functional teams.
- Represent subject matter expertise in reliability best practices.
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Strategic & Leadership Expectations
(Differentiation based on Vice President vs. Individual Contributor roles)
For Leadership Roles (Vice President track):
- Strategic Direction:
- Guide requirements definition, policy design, and process optimisation.
- Allocate resources, budgets, and policies in alignment with business priorities.
- Team Management:
- Define roles/responsibilities, conduct performance reviews, and influence talent decisions.
- Align teams with short- and long-term goals while maintaining corporate compliance.
- Leadership Behaviours (LEAD Framework):
- Listen & be authentic (L)
- Energise & inspire (E)
- Align across the enterprise (A)
- Develop others (D)
- Stakeholder Collaboration:
- Advise management and senior stakeholders on operational risks, compliance, and strategic decisions.
For Individual Contributors:
- Technical Leadership:
- Drive multi-year projects, integrate specialised expertise, and coach teams.
- Shape technical direction while ensuring scalability and sustainability.
- Strategic Impact:
- Analyse risks, inform risk/control frameworks, and contribute to long-term business goals.
Core Technical Requirements
- SRE Best Practices:
- Hands-on experience with multi-layered distributed systems, SLOs, and incident management.
- Cloud Expertise:
- Proficiency in AWS/Azure/GCP and cross-region architectures.
- Observability & Automation:
- Expertise in Prometheus, CloudWatch, logging, tracing, and automation frameworks.
- Strong Python scripting for monitoring and automation.
- Infrastructure & CI/CD:
- Deep knowledge of Terraform, CloudFormation, and CI/CD pipelines.
- Security & Scalability:
- Security standards (OAuth, SAML, secrets management) and experience managing production-scale systems.
- Testing & Compliance:
- Chaos/performance testing and familiarisation with compliance frameworks (audits, regulations).
- Soft Skills:
- Collaborative, self-driven, and capable of mentorship across teams.
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(Additional pedagogical areas may include Kubernetes/service mesh, microservices, and LLM-driven operations.)
.Entry-Level Preference
- Bachelor’s Degree in Computer Science, Systems Engineering, or related fields.
- 1+ year in production support or similar roles.
- Demonstrated curiosity in cutting-edge cloud/DevOps trends.
★ Core Barclays Values & Mindset
Every colleague is expected to embody these principles daily:
- Barclays Values:
- Respect, Integrity, Service, Excellence, Stewardship
- Barclays Mindset:
- Empower, Challenge, Drive
Assessment Outline
Passing candidates may need to demonstrate:
- Technical Skills: Incident response, cloud optimisation, observability challenges.
- Business Focus: Risk controls, strategic alignment, and digital transformation impact.
- Leadership: Collaboration, suggestion making, and stakeholder influencing.
Ready to build resilience – and careers – at a global scale? Apply now through Hackajob.
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