Top Software Engineer Jobs in Budapest

Build and scale Base360.ai: design APIs, services, and cloud-native infrastructure; implement event-driven automations, AI-powered workflows, and integrations (Airbnb, Stripe, Twilio, OpenAI). Own projects end-to-end to automate operations, improve pricing and guest experiences, and enable global scaling.

Build and maintain North's Agents & Automations platform: design and ship frontend and backend features, execution engine, integrations, debugging, observability, evaluation, and feedback systems to enable reliable AI-powered workflows.

Design, build, and maintain backend microservices. Write scalable, maintainable code, collaborate cross-functionally to deliver features, improve service performance and resilience, and troubleshoot complex customer-reported issues.

Develop server-side components and architecture, ensure security, optimize products for speed and scalability while fostering an innovative engineering culture.

The Software Engineer will develop AI applications for customer experience using full-stack skills, handling features end-to-end, and collaborating with various stakeholders.

Develop and enhance MAAS core components, improve architecture, collaborate across teams, and ensure high standards in documentation and CI practices.

As a Senior Software Engineer at Cloudera, you will develop and maintain public cloud images, focusing on automation, security, and infrastructure provisioning. You will guide other engineers and collaborate across teams to ensure image consistency and technical excellence.

Responsible for developing and improving Kafka-based products, collaborating with teams globally, and enhancing streaming data processing capabilities, while ensuring high quality and performance in agile settings.

Design, develop, test and maintain large-scale cloud SaaS features using C#/.NET and Microsoft SQL Server. Work in a Scrum team, define stories with Product Owner, improve business logic and drive engineering best practices while mentoring junior engineers.

Senior Software Engineer responsible for full lifecycle development of Equity Structured Products Trading applications. Design and build scalable, loosely coupled distributed systems using JVM/Scala technologies, investigate and resolve production issues, collaborate with traders and global teams, participate in code reviews and architecture decisions, and support Agile and DevOps practices including CI/CD and production support.

Lead design, development, and operation of scalable, secure digital messaging microservices. Own architecture, integrations with messaging platforms, reliability, observability, automated testing, and mentor engineers while participating in on-call operations.

As a Staff Software Engineer, you will develop features for Cloudera's Streaming Analytics, manage projects, collaborate across teams, and support product adoption.

Join Zocks as a Senior Software Engineer to integrate AI models, solve complex problems, and enhance product offerings through innovative software solutions.

The Senior Software Engineer will design, code, and test software solutions, mentor junior team members, influence product architecture, and incorporate AI tools to enhance development efficiency.

The Senior Software Engineer will design and deliver secure, scalable microservices using C#/.Net and AWS. Responsibilities include guiding technical decisions, mentoring peers, and advocating for AI tools in development processes.

The Staff Software Engineer will design cloud-native architectures, lead AI solutions, mentor engineers, and influence technical direction across teams.

Build ML prototypes and data pipelines, collaborate with researchers and product engineering to integrate models into Fusion, containerize and deploy applications, implement best practices, and document architectures to accelerate research-to-production workflows.

Design, develop, and maintain high-quality web applications using CodeIgniter and PHP. Collaborate with cross-functional teams to define and ship features, ensure application performance and quality, identify and fix bugs, and maintain code quality and automation.

Implement and optimize EVM-compatible features, reduce gas usage, develop and test smart contracts, collaborate on Ethereum infrastructure, and provide technical support.

Develop and optimize Soroban smart contracts and integrate anchor services on the Stellar network for cross-border payment solutions. Collaborate with cross-functional teams, test and debug smart contracts, document development processes, provide technical support, and stay current with blockchain and payments technology trends to ensure secure and efficient implementations.

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, build, and own secure, scalable C++ services on AWS for Diligent's SaaS compliance products. Lead architecture, mentor engineers, integrate AI/LLM tools responsibly, implement IaC, containerization, CI/CD, monitoring, and database optimization, and partner with product, security, and DevOps to ensure reliable, compliant deployments.

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.

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