Top Software Engineer Jobs in Hungary

Develop and enhance MetaMask social and multi-chain experiences across Portfolio, browser extension, and mobile platforms. Collaborate across teams on complex projects, mentor engineers, and build scalable full-stack applications using React, React Native, modern JavaScript, blockchain technologies, APIs, testing, and continuous integration. Ensure cross-platform compatibility and apply web security best practices.

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.

Designs and executes manual and automated tests for cloud-based and desktop software products. Builds test automation, validates backend systems and data using SQL and NoSQL databases, and partners with developers, product teams, DevOps, and QA professionals. Maintains test documentation, identifies risks, supports software reliability, and contributes to continuous improvement of QA processes and tools.

Design and implement reliable, high-performance Rust services and libraries powering trading, payments, and crypto products. Build scalable distributed systems, network services, and asynchronous applications for revenue-critical, low-latency environments. Debug issues across the operating system, network, and application layers; collaborate with product teams; own systems end to end; and mentor engineers while contributing to technical culture.

Develop and maintain resilient, scalable, cloud-friendly server-side systems for the Data Fabric platform. Deliver functionality, improve resiliency and effectiveness, and support data distribution, governance, and integration for prime brokerage data consumers.

The AI Software Developer will create AI-driven applications, collaborate with teams, analyze requirements, and design scalable products to solve real-world problems.

The Lead Golang Software Engineer develops server solutions, leads technical designs and code reviews, mentors colleagues, and ensures the quality of engineering practices in the Commercial Systems unit.

The Python Software Engineer will develop and maintain test automation tools for hardware certification and improve Linux testing methods.

You will build and maintain container images, automate CI/CD processes, engage with the community, and mentor junior team members in a collaborative environment.

Drive process improvement, coach colleagues, and manage features in a distributed system for cloud automation and software operations.

Lead Python Software Engineer responsible for developing solutions, collaborating on designs, mentoring team members, and enhancing engineering practices.

Develop and enhance dqlite, a distributed SQLite database, including debugging, implementing features, and engaging with the open source community.

Join Primer's Growth team to build self-serve merchant onboarding features. Ship React frontend dashboard work, deploy to production, monitor impact, collaborate with Design, and contribute to Python backend code when needed.

Build and own merchant-facing frontend projects end-to-end. Lead frontend architecture, produce RFCs/ADRs, create composable performant accessible UI, monitor production impact, respond to incidents, and mentor engineers while ensuring high code quality and measurable outcomes.

Design, develop, deploy, and support industrial IoT and automation software for manufacturing and logistics. Build IoT platforms, firmware, APIs, reusable libraries, and integrations (robots, PLCs) with enterprise/cloud systems. Lead supplier evaluation and standardisation, maintain programming/process standards, documentation, version control, run experiments (OPC UA/MQTT), and deliver training and on-site commissioning support.

Join the Fraud Handling team to automate fraud investigations, improve tooling, and optimize workflows, focusing on customer experience.

Develop, maintain, and support the Tulip OS for embedded hardware, collaborating with product management and technical teams to enhance product performance and features.

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 ship end-to-end features and agentic automations for North, Cohere's AI workspace for finance. Integrate financial data sources, enforce data isolation and RBAC, collaborate with Product/UX/ML/Sales, work with finance customers, ensure reliability/security/auditability, and iterate on platform capabilities using AI where appropriate.

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.

The role involves designing and implementing features, debugging, maintaining documentation, and collaborating with the community in the Mir graphics stack.

Develop and maintain embedded libraries, applications, and services running on Linux. Responsibilities include proof of concept development, code reviews, critical bug fixes, customer technical support, and participation in the full software development lifecycle. The role requires embedded Linux C programming, Linux systems knowledge, build-system experience, debugging with GNU tools, and shell or Python scripting. Preferred experience includes Android, Qualcomm platforms, C++, security technologies, hypervisors, open source, and AUTOSAR.

Design, develop, test, and support embedded software infrastructure for automated verification and validation of IoT MCU and wireless products. Responsibilities include developing drivers, tests, algorithms, utilities, and hardware integrations; debugging software and hardware; supporting engineering teams; evaluating technologies; and collaborating across global engineering groups.

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

Design, implement, and maintain quantitative trading strategies, pricing models, and automated execution systems for cryptocurrency markets. Build backtesting and market simulation frameworks, collaborate with traders and quantitative researchers, manage real-time strategy configuration and tuning, and analyze performance and market data to identify improvements and alpha opportunities.