Top Software Engineer Jobs in Krakow

Build and maintain high-security mobile wallet apps using React Native, Swift, or Kotlin. Implement biometric authentication and secure key storage, collaborate with cross-functional teams, debug performance issues, and propose UX and security improvements.

Develop and maintain the Tetragon agent and its eBPF/BPF programs to provide runtime security, observability, and enforcement across embedded, Kubernetes, and VM environments. Improve network parsing, design advanced eBPF-based security mechanisms, contribute to OSS communities, perform code reviews, engage in architecture discussions, and produce technical documentation.

Design, implement, and maintain Java-based enterprise applications for embedded licensing. Analyze requirements, produce technical designs, write clean multithreaded code, perform code reviews, integrate services via RESTful APIs, troubleshoot customer issues with TAC, and mentor junior developers.

Develop a Go-based Kubernetes-native control plane to manage an eBPF datapath for traffic security. Design APIs, custom resources, and tools to enable WAF/IDS/IPS functionality, ensure scalability and failover, debug performance and security issues, participate in code reviews, and produce technical documentation.

Design, build, and deploy LLM-based autonomous security agents and self-healing remediation pipelines. Integrate AI security tooling into CI/CD, automate vulnerability research, testing, and patch deployment, and create real-time threat mitigation via WAF/service-mesh rule updates and orchestration across security scanners.

Dragonfly is seeking Software Engineers for various portfolio companies, focusing on crypto technologies. Engineers of all experience levels are needed across multiple stacks.

Seeking software engineers with at least 2 years of production backend experience, interested in crypto and blockchain technologies, for roles with portfolio companies.

The Senior Python AI Software Engineer will design and build applications using Python, work on diverse projects, and collaborate with clients to translate requirements into innovative digital products.

The Senior Software Engineer II will enhance software, design systems, conduct code reviews, mentor peers, and ensure quality and compliance.

Design, build, and maintain backend services and APIs for reporting features, while collaborating with cross-functional teams and mentoring less experienced engineers.

As a Senior Software Engineer - SRE, you will implement reliability solutions, develop automated processes, enhance system availability, and mentor engineering teams. The role emphasizes operational excellence and collaboration with various teams to ensure system resiliency.

The role involves building scalable features using React and Node.js, designing APIs, implementing secure data flows, and collaborating in Agile teams.

As an Advanced Software Engineer, you will design, develop, and support Relativity software products, ensuring high performance and reliability in cloud-driven services.

Lead full life-cycle design, development, testing, deployment and documentation of scalable Java web applications. Drive architecture, integrate technologies, ensure solution quality, adopt emerging standards, and support product direction and customer deliverables.

As a Software Engineer at Zendesk, you will work on scalable products, optimize performance, and collaborate globally, focusing on backend and distributed systems.

Build backend services and APIs to manage lifecycle of Qdrant Cloud clusters (provisioning, scaling, upgrades, backups, auth). Collaborate across teams, investigate production issues, and improve reliability, scalability, and usability of the cloud platform.

Join the software validation team to define test strategy, maintain test environments, execute manual test scenarios, submit and verify defects, diagnose system integration issues, design and validate fixes, and share knowledge with test and software engineers.

The role involves developing, coding, testing, and debugging software solutions, improving applications, and maintaining high coding standards in a collaborative Agile environment.

Develop core backend components for a blockchain network, focusing on networking, reliability, scalability, and high-quality software practices.

As a Software Engineer, you'll work on NVIDIA's profiling tools, collaborating across teams to enhance performance features and optimize software for hardware systems.

Lead QA for AI-enabled Fusion platform features: define risk-based test strategies, design/maintain automation (UI/API/performance), validate AI behavior, diagnose distributed system defects, mentor engineers, and influence design and acceptance criteria.

The Senior Principal Software Engineer will define technical architecture, lead engineering efforts, mentor teams, and enhance platform performance while building scalable cloud applications and systems.

Build and maintain developer-facing platform tooling: service templates, code generators, CI/CD pipeline automation, internal platform services, deployment automation, cloud utilities on GKE, and AI-assisted developer features using Java and Python.

Design and implement scalable backend services for on-prem and SaaS identity recovery (Active Directory, Entra ID, Okta). Influence architecture, integrate with platform products, adopt cloud/containerization and AI capabilities, triage customer issues, and mentor engineers.

Design and implement scalable backend services for on‑prem and SaaS cybersecurity products. Integrate identity systems (Active Directory/Entra ID), APIs, databases, and AI-driven detection. Collaborate with product, platform, and customer teams, mentor engineers, and influence architecture, scalability, security, and DevOps practices.