C

Cisco

Makes networking gear and security software

Senior Software Engineer - Multiple Teams

Backend EngineeringConfirmed live in the last 24 hours
Full-timeKraków, PolandNo salary listedIn-person

About the Job

Requirements

  • Strong hands-on experience with C++ and Go building secure, scalable, high-throughput production services.
  • Strong hands-on C++ experience in production systems, including authentication or systems-level, performance-sensitive code.
  • Ability to work effectively across Go services and existing C++ Splunkd or authentication-integration components.
  • Deep knowledge of OAuth 2.0, OpenID Connect, SAML, token and session lifecycle, and authorization models such as role-based access control (RBAC) and attribute-based access control (ABAC).
  • Experience designing and operating secure, distributed, fault-tolerant systems.
  • Ability to lead technical design, resolve complex production issues, and make sound security and architectural trade-offs.
  • Strong automated-testing, observability, continuous integration and continuous delivery (CI/CD), and on-call/service-ownership practices.

Responsibilities

  • Design, build, and operate core identity services that power authentication, authorization, and user lifecycle management across Splunk and Cisco products.
  • Architect scalable and secure APIs, unify identity systems, and serve as a subject matter expert on modern identity protocols.
  • Explore opportunities to use artificial intelligence and machine learning to increase automation and improve identity protection.
  • Deliver reliable services, drive technical quality, and collaborate with cross-functional teams to ship solutions.

Desired Qualifications

  • Experience with OAuth device-code flow, command-line interface (CLI) authentication, Okta, service identities, and secure production-access workflows.
  • Experience leading identity-platform integrations, service modernization, or cross-language migration work.
  • Experience in performance profiling, incident leadership, and debugging complex production failures.
  • Experience mentoring engineers and driving technical decisions across security, platform, and partner teams.
  • Experience with Lightweight Directory Access Protocol (LDAP), KV Store, SAML migration or deprecation, and identity-platform integration.
  • Experience with Go-based sidecars, service runtimes, and host/service integration.
  • Experience with Kubernetes operations, end-to-end (E2E) test pipelines, production dashboards, and secure-access auditing.

About the Company

Cisco

Makes networking gear and security software

Cisco makes the switches and routers that connect offices, data centers, and cloud services, and it also sells cybersecurity tools and Webex video meetings to businesses and governments. It was one of the first companies to sell routers that let different kinds of computer networks exchange data, and in 2000 it briefly became the world's most valuable company. Customers run its network gear, from Wi-Fi access points to AI data center systems, with Cisco software that sets up and secures the network, while its Splunk unit searches computer logs to catch outages and attacks. Cisco earns money from hardware sales, software subscriptions, and support contracts. It was founded in 1984 and is based in San Jose, California.

Company size
10,001+
Company stage
IPO
Headquarters
San Jose, CA
Founded
1984

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