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

541 Cisco Systems Poland sp. Z o.o.; Kraków; On-site; PLN 70,000 - 90,000; Full time

Job summary

541 Cisco Systems Poland sp. Z o.o. in Kraków is seeking a Junior Software Engineer for the Platform Identity team to design and build identity services that support authentication, authorization, and user lifecycle management.

You will work with senior engineers to implement secure and scalable features, and gain hands-on experience with IAM technologies and identity protocols in a collaborative, growth‑minded environment.

Qualifications

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

Responsibilities

• Design, build, and improve identity services that support authentication, authorization, and user lifecycle management.
• Collaborate with senior engineers to implement secure and scalable features.
• Learn and apply best practices in distributed systems.
• Explore identity protocols and contribute to API development.

Skills

C++

Go

Authentication concepts

Distributed systems

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. Cisconians power the future. We make impact as a team, innovating fast and fearlessly to create meaningful solutions on a large scale. The depth and breadth of our technology doesn't just benefit our customers – it also means limitless opportunities for us to experiment and learn. We understand the power each of our unique backgrounds bring when we work together. Because of that, we have a global network of thinkers, doers, experts, and curious creators who help one another do their life’s best work.