Senior Java Developer
Summary
Build high-performance Java backend services and reactive APIs for a global investment bank, using NoSQL databases and event-driven architectures.
EPAM's Financial Services Practice is looking for an exceptionally talented Senior Java Developer to join our team of world-class engineers. You will work on cutting-edge technology solutions for one of the world's largest and most prestigious global investment banks — an institution at the forefront of financial innovation, operating across investment banking, securities, asset management, and consumer banking worldwide.
This is an opportunity to build high-performance, data-intensive systems within a fast-paced financial environment, collaborating with top-tier engineering talent on platforms that operate at global scale.
This role requires availability to work from the client's office in Warsaw 3 times a week.
Responsibilities
- Design, develop, and maintain robust Java-based backend services and applications
- Build and enhance scalable RESTful APIs serving critical business functions
- Implement reactive, event-driven solutions for high-throughput data processing
- Work with NoSQL databases to manage and query large-scale datasets
- Develop comprehensive unit and integration tests to ensure code quality and reliability
- Collaborate with globally distributed, cross-functional teams to deliver end-to-end solutions
- Participate in architectural discussions and contribute to system design for scalability and performance
- Operate within an Agile Scrum framework, delivering iteratively with continuous feedback
Requirements
- 6+ years of professional software development experience
- Strong Java development experience — with a focus on Java 8 & 9
- Experience with NoSQL databases — ideally MongoDB
- Experience implementing REST APIs — ideally with JAX-RS
- Experience with Reactive Programming — ideally with RxJava
- Solid experience implementing unit tests
- Strong analytical and problem-solving skills
- Good communication skills in English for collaboration within an international team
Nice to have
- Experience developing applications in fintech or established financial institutions
- Experience with microservice architectures
- Experience developing systems that can scale to large amounts of data
- Experience working in Agile Scrum
- Experience working on a globally distributed team
Benefits
We gather like-minded people:
- Top tech minds driving innovation in AI, cloud and digital platform modernization
- Supportive team and agile, startup-like culture
- Hybrid by design mode and opportunity to work remotely within Poland
- Chance to work abroad for up to 60 days annually
- Business-driven relocation opportunities
We provide growth opportunities:
- Career development programs
- Thought leadership, mentoring, soft skills and well-being programs
- Certification (Anthropic, Gemini, GCP, Azure, AWS)
- English classes
We cover it all:
- Stable pay
- Participation in the Employee Stock Purchase Plan with a 15% discount
- Benefits package (health insurance, multisport, shopping vouchers)
- Referral bonuses up to $2,000
- Offices featuring entertainment and relaxation zones, table tennis and football, free snacks, coffee and more
- Corporate, social and well-being events
Please, note:
- Benefits listed above are available to employees only
- We are open for working with Contractors. Terms of B2B cooperation agreements are agreed individually
- We will reach out to selected candidates exclusively