Top Software Engineer Jobs in Budapest

As a Backend Engineer, you will build and maintain scalable backend systems, work on significant development tasks, and collaborate with teams to enhance the Wise platform while ensuring code quality and stability.

Build and maintain payroll integrations by reverse engineering web and mobile apps. Improve shared libraries and frameworks, collaborate with product and data teams, and own end-to-end integration solutions that power the real-time income data platform.

As a Software Engineer II, you will collaborate on back office processes, create applications for operations and finance, own key initiatives, and troubleshoot production issues.

The Frameworks Software Engineer will build complex backend solutions, maintain code quality, architect abstractions, and collaborate with engineering and product teams.

You will develop, maintain, and test high-quality products for mobile packet switching, specializing in C coding and IP protocols.

As a Lead Software Developer, you will design and build high-quality software solutions, lead agile ceremonies, and collaborate across teams to optimize network rollout processes.

Design and develop proprietary trading tools. Collaborate with teams, optimize performance, mentor junior engineers, and troubleshoot issues.

Work on backend services and high-volume data systems: implement and monitor API integrations, manage data ingestion and transformation, support data integration performance and integrity, and participate in development best practices including code reviews and automated testing.

The Software Engineer will design, develop, and maintain backend APIs and oversee the full backend API landscape while collaborating with cross-functional teams on product strategy.

This role involves data collection for model training, maintaining cloud infrastructure, collaborating with scientists on data quality and cost, and developing an AI dataset roadmap.

The Senior iOS Engineer will enhance the Speechify iOS app, participate in key product decisions, and ensure an excellent user experience while working in a fast-paced, remote environment.

Join the Frontend Platform team to build and maintain shared libraries and UI components, focusing on Angular and Flutter while collaborating with backend engineers.

As a Backend Engineer, you will build scalable web services in Ruby and Go, influence architectural decisions, and contribute to technical initiatives while using AI coding tools.

Develop backend services and APIs, optimize applications, integrate with cloud services, and build user interfaces across platforms. Work collaboratively on an agile team.

Build serverless microservices and AI-powered features using TypeScript, Node.js, React, and AWS. Own stories end-to-end, contribute to architecture, code reviews, testing, CI/CD, and mentor junior engineers. Design and implement LLM integrations, agentic workflows, and responsible AI practices while maintaining service stability and Agile processes.

Early-career Software Engineer contributing to the Risk Manager product. Build serverless microservices on AWS using TypeScript/Node.js, develop React front-ends, implement RESTful APIs (OpenAPI), follow CI/CD and testing best practices, and experiment with AI/LLM-powered features while ensuring data privacy and responsible AI use.

The Senior Golang Backend Software Engineer will enhance messaging features, collaborate on cross-functional projects, and help build a unified ticketing system within a multicultural engineering team.

The Software Engineer will design and develop scalable applications, integrate APIs, optimize performance, and mentor team members while collaborating with multiple teams.

Design and develop scalable backend services with C#/.NET, build RESTful APIs, mentor engineers, and enhance system architecture for healthcare solutions.

Join a team building high-performance systems for research and trading. Design, implement, and maintain reliable software and data pipelines, collaborate with researchers, contribute to testing and monitoring, and optimize performance and developer productivity.

The Senior Test Engineer will lead quality engineering efforts, manage test strategy and automation, and mentor engineers while ensuring high-quality delivery across applications within BlackRock's Client Experience Platform.

As a Software Developer, you will design and develop backend components, implement RESTful APIs, and collaborate with teams to ensure software quality.

As a Backend Software Engineer, you'll develop and maintain Go backend services, optimize performance, apply DevOps principles, and collaborate across teams to ensure system scalability and reliability.

As a Senior Software Engineer, you'll lead design and development of scalable components for the Wise Assistant, innovate with AI, and mentor engineers.

The End User Support Engineer will troubleshoot production environments, apply fixes, improve product quality, and refine AI prompts while collaborating with technical teams.