Middle Java FullStack | Java + React.js / Angular

Java Full Stack Developer (Mid Level) | Java + React.js / Angular

📍 Location: Warsaw, Poland
💼 Work Model: Hybrid (2 days/week onsite – mandatory)

We are looking for a skilled Mid-Level Java Full Stack Developer to join an international Enterprise SWIFT team working on mission-critical financial communication solutions for a global client.

This role is ideal for engineers who enjoy backend-focused development while also contributing to modern frontend applications using React.js or Angular.

🔹 Project Overview
You will work on secure enterprise integrations connected with SWIFT Alliance Cloud, building and enhancing systems responsible for message transmission, transformation, routing

Key responsibilities include:
• Developing REST APIs and backend services using Java & Spring
• Integrating with SWIFT Alliance Cloud protocols and services
• Processing and transforming financial messages/files
• Building scalable microservices-based solutions
• Supporting frontend development in React.js or Angular
• Collaborating closely with Product, QA, DevOps, and Agile teams
• Participating in code reviews, architecture discussions, and continuous improvement initiatives

🛠 Required Skills
• 3–4 years of commercial experience
• Strong Java & Spring expertise
• Experience with React.js or Angular
• Knowledge of REST API, HTTPS, SFTP, SOAP
• Understanding of microservices and containerization
• Experience with Git/GitHub, Jenkins, Maven, Jira
• SQL & MySQL knowledge
• Familiarity with Linux environments
• Strong analytical and problem-solving skills

⭐ Nice to Have
• Python experience
• Experience in enterprise integration or banking/financial projects
• Exposure to Agile/Scrum methodologies

If you are a proactive Java Full Stack Engineer looking for a challenging long-term opportunity in Warsaw - we would love to connect with you.