Software Engineer (C++)

541 Cisco Systems Poland sp. Z o.o.; Kraków; On-site; PLN 180,000 - 260,000; Full time

Job summary

Cisco is seeking a Software Engineer for the Splunk Search Experience backend team. You will help build the next-generation, highly scalable search platform powering AI-driven workflows across our products.

You will design, develop, and launch features that power core search functionalities, work on distributed systems, and mentor junior engineers in a fast-paced environment. This role is based in Kraków and requires strong backend expertise.

Qualifications

• 5+ years of software engineering with CS degree or equivalent experience.
• Proficiency in C++, with ability to learn Python/Java/Go quickly.
• Strong fundamentals in data structures, algorithms, OS, and software design.
• Strong debugging and troubleshooting skills with relevant tools.
• Experience in distributed systems like databases and storage.
• Experience with CI/CD systems, test automation, and AI coding assistants integration.
• Experience with REST, gRPC, or similar paradigms.
• Experience with AWS, GCP, or Azure.

Responsibilities

• Drive evolution of Splunk’s flagship search engine capabilities.
• Partner with product and cross-functional teams to deliver high-performance backend services.
• Design, develop, and launch features powering core search functionalities.
• Build robust, scalable distributed systems in multi-threaded/process environments.
• Define and perform search language layer optimizations and transformations.
• Analyze reliability and scalability of search execution pipelines.
• Diagnose incidents and design enhancements for prevention; mentor junior engineers.

Skills

C++

Python

Java

Go

Distributed systems

CI/CD

REST

gRPC

AWS

GCP

Azure

Debugging

Mentoring

Education

Bachelor’s or Master’s in CS

Tools

Kubernetes

CI/CD tools

AI coding assistants

Job description

Meet the Team

The Splunk Search Experience backend team sits at the core of the Splunk Platform, powering Cisco Data Fabric (https://investor.cisco.com/news/news-details/2025/Cisco-Data-Fabric-Transforms-Machine-Data-into-AI-Ready Intelligence/default.aspx) vision to transform machine data into AI-ready intelligence. We are seeking a Software Engineers to join a team of passionate distributed-systems engineers in building the next-generation, highly scalable search platform that fuels AI-driven workflows across our products.

Your Impact

In this role, you will be part of the team driving the evolution of Splunk’s flagship search engine capabilities, ensuring the platform meets the next wave of customer scale, performance, and reliability needs. You will have the opportunity to partner with product, and multi-functional teams to deliver high-performance, efficient, and resilient backend search services that delight customers. Design, develop, and launch features directly powering Splunk’s core search functionalities across our product eco-system. Build robust, fault-tolerant and scalable distributed systems in a multi-threaded/multi-process environment. Define and perform various search language layer optimizations/transformations. Analyze and improve reliability, and scalability of search execution pipelines. Diagnose and solve customer incidents and issues, reflect and identify gaps in product, observability and process, and design and deliver enhancements for prevention. Hire, mentor junior engineers and grow talents on the team.

Minimum Qualifications

• 5+ years of experience in software engineering with a Bachelor’s or Master’s degree in Computer Science or related field or equivalent practical experience.


• Coding proficiency in C++, and the ability to quickly learn new ones, especially Python, Java, or Go.


• Strong fundamentals in software engineering: data structures, algorithms, operating systems and software design.


• Strong debugging and troubleshooting skills including the use of associated tools.


• Experience in working on distributed systems like databases, file systems and storage systems.


• Experience with developing CI/CD systems, test automation frameworks, and integrating AI coding assistants and agentic workflows into development and testing practices.


• Experience in REST, grpc, or similar communication paradigms.


• Experience working with public cloud services such as AWS, GCP, Azure.

Preferred Qualifications

• Passion for solving hard problems and exploring new technologies.


• Knowledge of deploying and managing services in Kubernetes clusters.


• Knowledge of query language and processing like SQL, SPL, etc.

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.