Barclays

API Infrastructure Engineer - BA4

Barclays
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19 hours ago
Bengaluru, IndiaSenior

Responsibilities

  • Build, deliver, and maintain reliable, scalable, secure infrastructure platforms and API solutions.
  • Provide L2/L3 support for infrastructure and application stacks and manage incidents, problems, and changes using ITIL-aligned processes and SLAs.
  • Develop infrastructure as code, automation, secure coding practices, CI/CD pipelines, automated testing, security controls, and release automation.
  • Monitor systems, resolve vulnerabilities and outages, improve mean time to resolution, and drive reliability and release excellence.
  • Design and implement APIs, RESTful services, integration contracts, distributed systems, shared platform capabilities, and data or domain models.
  • Operate cloud, container, deployment, and operating-system environments, including patching cycles and Blue-Green deployments.
  • Create and maintain runbooks, knowledge-base articles, support documentation, and compliance evidence.
  • Collaborate with product owners, solution architects, security, platform, and QA teams and contribute to technical designs and proof-of-concept work.
  • Support recruitment, onboarding, team growth, engineering excellence, and knowledge sharing initiatives.

Requirements

  • In-depth infrastructure engineering experience, including infrastructure as code, automation, design governance, and troubleshooting.
  • Strong hands-on experience with Terraform, Ansible, Jenkins, Shell scripting, Datadog, Python, APIs, Docker, containers, ECR, EKS, and GitLab.
  • Programming experience in Python or Java, with knowledge of JavaScript, Cucumber, JUnit, Maven, Gradle, and NPM preferred.
  • Experience with Apigee Edge, BusinessWorks, TIBCO EMS, MQ, Snyk, Qualys, Jira, Confluence, and CI/CD tools such as GitLab CI/CD, Jenkins, and Nexus.
  • Strong AWS cloud experience, including EC2, ECR, EKS, S3, CloudFormation, and networking, plus database design and SQL.
  • Knowledge of Windows, Linux, and AIX operating systems, system design, software architecture, Helm charts, and deployment strategies.
  • Experience with OAuth 2.0, OpenID Connect, token exchange, policy systems, delegated administration, or identity data modelling.
  • Experience building production services, distributed systems, shared platforms, APIs, RESTful services, authentication, authorization, and identity-management solutions.
  • Ability to turn ambiguous requirements into designs, prototypes, and production-ready solutions and communicate technical decisions clearly.
  • Familiarity with AI engineering tools, MCP, agent skills, and other agent integration concepts.
  • Ability to collaborate across teams and time zones, support engineers through feedback and knowledge sharing, and apply sound engineering judgment.
  • Understanding of enterprise security, risk, governance, regulatory requirements, ITIL-aligned processes, and service-level agreements.

Tech Stack

AnsibleAWSCucumberDatadogDockerGitLab CI/CDGoogle CloudGradleHelmJavaJavaScriptJenkinsJUnitLinuxMavennpmPythonSQLTerraformWindows

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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