Junior Software Engineer (C++), Authentication Team - Splunk

Cisco; Kraków; On-site; PLN 80,000 - 120,000; Full time

Job summary

Cisco's Platform Identity team in Kraków is seeking a Junior Software Engineer to design, build, and improve identity services that support authentication, authorization, and user lifecycle management across Cisco products.

You will learn from senior engineers, contribute to API development, and gain hands-on experience with distributed systems, security, and IAM technologies while collaborating with product and security teams.

Qualifications

• Academic or early professional software development experience.
• Basic understanding of authentication or authorization concepts (SAML, OIDC, OAuth 2.0 a plus).
• Fundamental programming skills in C++ and/or Go.
• Strong foundational knowledge in data structures, algorithms, and networking.
• Eagerness to learn secure, distributed identity technologies.

Responsibilities

• Design, build and improve identity services for authentication and authorization.
• Collaborate with senior engineers to implement secure, scalable features and APIs.
• Learn best practices in distributed systems and IAM technologies while contributing to ongoing projects.

Skills

Software development basics

Authn/Authz concepts

C++/Go programming

CS fundamentals

Willingness to learn

Job description

Meet the Team The Platform Identity builds the secure foundation that enables millions of users to access the Splunk and Cisco ecosystem seamlessly and safely. Our mission is to deliver a centralized Identity and Access Management (IAM) platform that is scalable, resilient, and intelligent. We collaborate closely with product, security, and infrastructure teams to unify identity across the entire portfolio. If you’re passionate about learning modern identity technologies, solving meaningful engineering challenges, and growing your skills in a supportive environment, this team is the perfect place to start your journey.

Your Impact As a Junior Software Engineer on the Platform Identity, you will contribute to designing, building, and improving identity services that support authentication, authorization, and user lifecycle management across Splunk and Cisco products. You will work closely with senior engineers to implement secure and scalable features, maintain existing components, and learn best practices in distributed systems. You will have opportunities to explore identity protocols, contribute to API development, and get hands‑on experience with modern security and IAM technologies. Success in this role means demonstrating curiosity, growth, solid technical fundamentals, and the ability to collaborate effectively with your team.

Minimum Qualifications

• Academic or early professional experience in software development (internships, projects, open-source contributions, or equivalent).
• Basic understanding of authentication or authorization concepts (SAML, OIDC, OAuth 2.0 are a plus, but not mandatory).
• Fundamental programming skills in C++ and/or Go (university coursework or project experience acceptable).
• Understanding of computer science fundamentals (data structures, algorithms, networking basics).
• Eagerness to learn secure, distributed systems and identity technologies.

Preferred Qualifications

• Exposure to AI/ML concepts or coursework.
• Familiarity with cloud services or IAM concepts (AWS, Azure, or Google Cloud) at a basic level.
• Knowledge of directory services (LDAP or Active Directory) or willingness to learn.
• Participation in open-source projects, coding competitions, or personal technical projects.
• Strong communication skills and a collaborative mindset.

Why Cisco?

At Cisco, we’re revolutionizing how data and infrastructure connect and protect organizations in the AI era – and beyond. We’ve been innovating fearlessly for 40 years to create solutions that power how humans and technology work together across the physical and digital worlds. These solutions provide customers with unparalleled security, visibility, and insights across the entire digital footprint. Fueled by the depth and breadth of our technology, we experiment and create meaningful solutions. Add to that our worldwide network of doers and experts, and you’ll see that the opportunities to grow and build are limitless. We work as a team, collaborating with empathy to make really big things happen on a global scale. Because our solutions are everywhere, our impact is everywhere. We are Cisco, and our power starts with you.