Senior Fullstack Developer – Java & React & Cloud

Senior Fullstack Developer– Java & React (Finance Sector)

Warsaw-based - Hybrid model of work

As a Senior Fullstack Software Engineer, you will be working for our client, a leading global financial institution committed to transforming and modernizing its core business systems. You will join a fast-paced technology team focused on delivering scalable, cloud-based applications that support financial compliance, data quality, and analytics across multiple departments. This role is crucial to enhancing automation, streamlining workflows, and improving the overall digital infrastructure that underpins key regulatory and financial processes.

Your main responsibilities:

• Develop and maintain fullstack applications using Java, React, and AWS
• Translate business requirements into scalable and maintainable technical solutions
• Collaborate with stakeholders to define data workflows and implementation plans
• Create and document high-level and detailed technical designs
• Manage the full software development lifecycle, including testing and deployment
• Explore and integrate emerging technologies as required by the project
• Ensure code quality through reviews, testing strategies, and best practices
• Troubleshoot and resolve software defects and performance issues
• Maintain and improve CI/CD pipelines for continuous integration and delivery
• Contribute to technical discussions and architectural decisions within the team

You're ideal for this role if you have

• A bachelor’s degree in Computer Science or a related technical field
• At least 5 years of software development experience with a focus on Java
• Proven experience with React and cloud platforms like AWS
• A strong understanding of data structures, algorithms, and design patterns
• Experience with RESTful API development and integration
• Familiarity with SQL and relational or columnar databases
• The ability to work independently and in a global team environment
• Excellent problem-solving skills and attention to detail
• Strong communication skills, both verbal and written

We offer you:

ITDS Business Consultants is involved in many various, innovative and professional IT projects for international companies in the financial industry in Europe. We offer an environment for professional, ambitious, and driven people. The offer includes:

• Stable and long-term cooperation with very good conditions.
• Enhance your skills and develop your expertise in various industries.
• Work on the most strategic projects available in the market.
• Define your career roadmap and develop yourself in the best and fastest possible way by delivering strategic projects for different clients of ITDS over several years.
• Participate in Social Events, training, and work in an international environment.
• Access to attractive Medical Package.
• Access to Multisport Program.
• Access to Pluralsight.
• Flexible hours & remote work.

You can report violations in accordance with ITDS’s Whistleblower Procedure available here.

Ref. number 6951