Senior Full Stack Developer – Java, React & SQL Expertise

Unleash Innovation — Drive Impact as a Senior Full Stack Developer in Kraków!

Kraków-based opportunity with hybrid work model (up to 3 days remote).

As a Senior Full Stack Developer, you will be working for our client, a leader in Global Markets Technology, focused on delivering robust, scalable solutions that empower financial services worldwide. Join a dynamic team where your expertise will shape mission-critical applications, enhance operational efficiency, and foster digital transformation.

Your main responsibilities:

• Collaborate within a dedicated team of 4–6 developers, taking ownership of all development phases from analysis to deployment and support.
• Break down business requirements into user stories and deliver iterative enhancements to production.
• Design, develop, and optimize full-stack solutions using Java, React, and SQL, ensuring high-quality code and adherence to best practices.
• Identify and address technical debt, balancing new features with system stability and performance.
• Participate in pair programming and code reviews to foster knowledge sharing and code excellence.
• Support existing applications post-deployment, ensuring continuous functionality and performance improvements.
• Follow technology guidelines and constraints, ensuring solutions are scalable, maintainable, and aligned with project standards.

You're ideal for this role if you have:

• At least 5 years of professional experience in full-stack development or related fields.
• Strong proficiency in Java, SQL, and React; familiarity with Kotlin is a plus.
• Working knowledge of UNIX environments.
• Good understanding of HTTP APIs, particularly RESTful services.
• Demonstrated willingness to learn new programming languages and frameworks.
• Excellent communication skills in English.

It is a strong plus if you have:

• Experience with DevOps practices or familiarity with other programming languages.
• Relevant certifications or training related to full-stack development.

Language Required for the role:

• Fluent English (verbal and written).

Eligibility to work in this role:

• Only candidates with an existing legal right to work in the European Union will be considered for this role.

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Interested? Apply now and include your CV (preferably in English) along with a statement confirming your consent to the processing and storage of your personal data.