Barclays

Infrastructure Engineer - BA4

Barclays
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23 hours ago
Bengaluru, IndiaStaff+

Responsibilities

  • Build, deliver, and maintain scalable, reliable, secure infrastructure platforms and products.
  • Provide L2/L3 support, monitor infrastructure and application performance, and manage incidents, problems, and changes.
  • Develop infrastructure as code, automation, scripting, CI/CD pipelines, automated testing, security controls, and release automation.
  • Design and operate AWS cloud, container, operating system, database, API, and distributed-system environments.
  • Plan and execute OS patching cycles and maintain compliance with security, audit, governance, regulatory, and risk requirements.
  • Build and optimize GitLab and Jenkins pipelines, including blue-green and other deployment strategies.
  • Maintain runbooks, knowledge-base articles, support documentation, and infrastructure records.
  • Collaborate with product owners, solution architects, security, platform, and QA teams on integrated solutions.
  • Support recruitment, onboarding, team growth, knowledge sharing, and engineering excellence initiatives.

Requirements

  • In-depth technical knowledge and hands-on experience in infrastructure engineering, infrastructure as code, automation, design governance, and troubleshooting.
  • Experience with Terraform, Ansible, Jenkins, Shell scripting, Datadog, Python or Java, Docker, containers, GitLab, Snyk, Qualys, Jira, Confluence, JUnit, Maven, Gradle, and NPM.
  • Strong AWS experience, including EC2, ECR, EKS, S3, CloudFormation, and networking.
  • Experience with Kubernetes/EKS, Docker, and writing and deploying Helm charts.
  • Experience building production services, distributed systems, shared platform capabilities, APIs, RESTful services, integration contracts, and data or domain models.
  • Knowledge of database design and SQL, Windows and Linux operating systems, and awareness of AIX.
  • Experience with OAuth 2.0, OpenID Connect, token exchange, policy systems, delegated administration, identity data modeling, authentication, authorization, and identity management.
  • Experience with CI/CD, automated testing, security controls, release automation, blue-green deployments, and ITIL-aligned processes and SLAs.
  • Ability to use AI engineering tools and familiarity with MCP, agent skills, and other agent integration concepts.
  • Experience contributing to technical designs and proof-of-concept work and turning ambiguous requirements into production-ready solutions.
  • Working knowledge of iOS development principles and mobile ecosystem standards.
  • Ability to communicate technical decisions, collaborate across teams and time zones, and support other engineers through feedback and knowledge sharing.

Tech Stack

AnsibleAWSDatadogDockerGitLab CI/CDGradleHelmiOSJavaJenkinsJUnitKubernetesLinuxMavennpmPythonSQLTerraformWindows

Categories

DevOpsSite Reliability
Barclays

About Barclays

10,000+ employees

Barclays is a UK‑based universal bank that provides retail and commercial banking, credit cards (Barclaycard), wealth management, and investment banking to consumers, businesses, and institutions. Publicly listed in London and New York, it generates revenue from net interest income, fees, and markets activities, and operates across Europe, the Americas, the Middle East, and Asia. Founded in 1690 and headquartered in London, it serves customers through digital channels and a branch network.

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