F5 Networks

Sr Software Development Engineer

F5 Networks
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3 days ago
Bengaluru, IndiaSenior

Responsibilities

  • Design, build, and scale end-to-end automated testing frameworks with AI agents for autonomous test generation, maintenance, and self-healing suites.
  • Develop scalable test tooling and infrastructure across backend APIs, distributed cloud architectures, and web/mobile interfaces.
  • Establish testing strategies for LLM-powered features, including prompt regression, hallucination detection, bias evaluation, and determinism testing.
  • Serve as a technical subject matter expert for code hygiene, design reviews, testability, and architectural health.
  • Define and drive functional, regression, API, performance, load, contract, and chaos/resilience testing strategies.
  • Integrate automated test suites and infrastructure into CI/CD pipelines.
  • Investigate system failures, performance bottlenecks, race conditions, and production issues.
  • Collaborate with software developers, product managers, and DevOps teams on acceptance criteria and observability.
  • Mentor junior and mid-level engineers and promote a quality-first culture.

Requirements

  • Typically 5 to 9+ years of combined experience in software development, backend engineering, or specialized SDET/test engineering roles.
  • Proficiency in Python, Java, or TypeScript, with Python highly preferred for AI workflows.
  • Hands-on experience with Playwright, Selenium, Cypress, or TestNG/JUnit.
  • Familiarity with AWS, GCP, or Azure and distributed or containerized technologies such as Docker, Kubernetes, Kafka, Redis, and Cassandra.
  • Experience with observability and logging tools such as Grafana, New Relic, and Elasticsearch.

Tech Stack

Apache CassandraApache KafkaAWSAzureCypressDockerElasticsearchGitHub ActionsGoogle Cloud PlatformGrafanaJavaJenkinsJUnitKubernetesPythonRedisSeleniumTestNGTypeScript

Categories

F5 Networks

About F5 Networks

5,001-10,000 employees

F5, Inc. builds application delivery and security products for enterprises, service providers, and governments, spanning on‑premises, cloud, and edge environments. It sells software, hardware appliances, and SaaS subscriptions for load balancing, WAF, API security, DDoS protection, and traffic management, with support services. Founded in 1996 and headquartered in Seattle, the public company (NASDAQ: FFIV) expanded its portfolio through acquisitions including NGINX and Shape Security.

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