Barclays

Senior Engineer - AI Platform

Barclays
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2 months ago
Pune, India or Bengaluru, IndiaSenior

Responsibilities

  • Design, develop, and improve high-quality, scalable, maintainable, and performant software and platform capabilities.
  • Architect enterprise-scale platforms and infrastructure using distributed systems, active-active designs, and failover patterns.
  • Build high-throughput, low-latency production systems using Python, Go, or Java.
  • Develop and operate AI and agentic AI platform capabilities, including model serving, multi-tenancy, RAG, and agent protocols.
  • Work with AWS, EKS, Envoy, service mesh technologies, GPU scheduling, and cloud infrastructure components.
  • Collaborate with product managers, designers, engineers, stakeholders, and senior leadership on requirements, solution strategies, and technical direction.
  • Apply secure coding, unit testing, AI safety, guardrails, risk management, and control practices.
  • Lead collaborative, multi-year assignments, guide less experienced specialists, and contribute to technical strategy and organizational technology communities.

Requirements

  • 5+ years of platform or infrastructure architecture experience at enterprise scale.
  • Expert Python experience, including FastAPI and asynchronous programming, or equivalent expertise in Go or Java.
  • Experience with distributed systems, active-active architecture, and failover patterns.
  • Deep experience with AWS, EKS, Envoy, Bedrock, IAM, Aurora, CloudFormation, GPU scheduling, multi-tenancy, and service mesh technologies such as Istio.
  • Experience with generative AI and agentic AI, including LangGraph or LangChain, Google ADK, MCP or A2A protocols, prompt engineering, RAG, and vLLM serving.
  • Knowledge of AI safety and guardrails, including prompt-injection detection, PII redaction, and content filtering.
  • Knowledge of AI security frameworks including NIST AI RMF, MITRE ATLAS, and OWASP LLM Top 10.
  • Experience with Envoy Proxy, xDS API, WASM filters, or AI Gateway extensions is valued.
  • Financial-services experience involving regulation, data residency, or compliance is valued.
  • Ability to provide technical leadership, perform complex analysis, manage risk and controls, and guide stakeholders and less experienced specialists.

Benefits

  • The role is based in the Bengaluru or Pune office.

Tech Stack

AmbassadorAWSFastAPIGoIstioJavaPython
Barclays

About Barclays

10,000+ employees

Our vision is to be the UK-centred leader in global finance. We are a diversified bank with comprehensive UK consumer, corporate and wealth and private banking franchises, a leading investment bank and a strong, specialist US consumer bank. Through these five divisions, we are working together for a better financial future for our customers, clients, and communities. For further information about Barclays, please visit home.barclays.

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