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Senior Full-Stack Engineer (Java and React) w Wrocław,… - Jobeax

Senior Full-Stack Engineer (Java and React) w Wrocław, Polska is listed on Jobeax. Browse 110,000+ vacancies available.

Senior Full-Stack Engineer (Java and React)

Important: if an employer asks you to log into their system via iCloud or Google, send a code, an SMS or Telegram password, run some code, or install software — refuse. These are signs of fraud.

We are seeking a Senior Full-Stack Engineer with strong expertise in Java, Spring Boot, Kafka, microservices, and modern software architecture to deliver scalable solutions across enterprise banking and financial services environments.

The ideal candidate brings valuable Financial Services experience spanning Investment Banking, Commercial Banking, Digital Banking, Asset Management, and financial messaging platforms, providing a strong understanding of complex financial ecosystems.

This role combines solid backend engineering capabilities with cloud-native experience, AI-assisted development practices, and exposure to React-based frontend technologies, enabling effective contribution to end-to-end platform development.

This role offers a hybrid model, with 3 days per week working from the client's office in Kraków or Wrocław, Poland.

Responsibilities

Design and develop scalable backend services using Java, Spring Boot, and microservices-based architectures
Build and maintain modern, responsive front-end applications using ReactJS and related technologies
Deliver end-to-end platform features across enterprise banking and financial services environments
Implement event-driven solutions leveraging Kafka and integrate with PostgreSQL databases
Apply AI-assisted development practices to improve productivity and code quality
Develop and maintain automated tests to ensure reliability and quality of the codebase
Collaborate with cross-functional teams to define, design, and ship new features
Contribute to architectural decisions and promote best practices in software engineering
Ensure solutions align with the complexities of financial ecosystems and business requirements

Requirements

7+ years of backend development experience with Java 17+, Spring Boot 3+, and microservices-based architectures
Proficiency in ReactJS, Redux, and TypeScript
Knowledge of PostgreSQL and Kafka
Background in automated testing using JUnit 5, Mockito, Testcontainers, or similar tools
Familiarity with AI engineering tools such as GHCP CLI
Understanding of Generative AI concepts and capabilities (frontier models)
Strong English communication skills (B2 level or higher)

Nice to have

Exposure to .NET and C#
Familiarity with Splunk, Grafana, and App Insights
Practical knowledge of Kubernetes, Helm, and Terraform
Experience with GitLab CI/CD pipelines for build, test, packaging, and deployment automation
Strong domain understanding of the Stock Borrow Loan business, including structured context in codebases (https://jobeax.com/link/ZKaU2SwE2F8hKgkt, skills)

We offer

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
Thought leadership, mentoring, soft skills and well-being programs
We cover it all:
Participation in the Employee Stock Purchase Plan with a 15% discount
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

EPAM is global leader in AI transformation engineering and integrated consulting, serving Forbes Global 2000 companies and ambitious startups. With over thirty years of expertise in custom software, product and platform engineering, we empower our clients to become AI-Native enterprises, driving measurable value from innovation and digital investments.

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