Fullstack Developer (Java & React)
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We’re hiring a Fullstack Developer to join our client’s team, working on modern, technology-driven solutions that power trading and business automation in a fast-paced, global environment. You’ll be part of an agile, collaborative group developing low-latency, scalable, and resilient systems, owning everything from architecture to production deployment.
You'll contribute to both backend and frontend development using Java and React in this role. Projects include pricing and trading automation, client platform enhancements, workflow tools, and data analytics components.
Basic Qualifications:
- Bachelor’s degree (or equivalent work experience) in Computer Science, Engineering, Mathematics, or a related field.
- 3+ years of hands-on experience with Java development.
- Strong knowledge of React and the modern frontend ecosystem (TypeScript, REST APIs, Webpack, etc.).
- Solid understanding of data structures, algorithms, and performance-oriented system design.
- Experience with CI/CD, Git, and working in agile teams.
- Fluent English (spoken and written).
Preferred Qualifications:
- Familiarity or interest in trading technologies in a financial environment.
- Experience with NoSQL databases, such as MongoDB or Elasticsearch.
- Hands-on knowledge of messaging systems like Apache Kafka.
- Appreciation and understanding of front-end technologies and their role in delivering a cohesive user experience.
We offer:
- The opportunity to build impactful, high-performance systems used in real-time environments.
- A modern, agile work culture focused on innovation, learning, and collaboration.
- Access to cutting-edge technologies with room for your own ideas and technical ownership.
- Competitive salary and benefits.
- A global and diverse engineering culture.
Why Join Us?
Join a team that thrives on innovation and collaboration, creating impactful solutions using cutting-edge technologies. You’ll have the opportunity to work in an agile environment where your contributions directly shape platform functionality and client satisfaction. Apply now to be part of this exciting journey!
- Department
- Software Engineering
- Role
- Full Stack development
- Locations
- Warsaw

About Infotree Global Solutions
At Infotree, meeting your career needs is a top priority. Client satisfaction is largely dependent on the resources we can provide, and we take pride in our delivery. We have a supportive team in place to give quality people a chance to grow and challenge themselves in their roles which has resulted in that we have placed many employees in positions that have grown into lifelong careers.
We have a team of dedicated recruiters and consultant care representatives that are committed to your success and well-being. Check out our open roles to get started.
Infotree Poland Sp. z o.o. is part of Infotree Global Solutions. Agency number: 15970.
Fullstack Developer (Java & React)
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