Full Stack Developer / Java Developer w Kraków, Polska

Expected, Java, Spring Framework, Oracle, MongoDB, PostgreSQL, Git, GitHub, Confluence, Jira, SonarQube, JUnit, MuleSoft

Optional, Spring Cloud, MuleSoft, Seeburger BIS, Kafka, RabbitMQ, Redis, Docker

Operating system, Linux

About the project, Do you have strong expertise in Java, Spring Framework, and database integration? Are you passionate about building scalable, high-quality solutions in global banking technology? Our client is looking for an experienced Full Stack Developer to join the client's team, delivering enterprise-level solutions in a dynamic Agile environment., , Sounds like your kind of challenge?

This is how we work, at the client's site, agile, kanban

Your responsibilities, Build, design, and implement full-stack solutions aligned with client’s architecture and controls., Participate in all phases of development: analysis, design, coding, testing, UAT support, production deployment, and operations., Take ownership of technical direction, code quality, and performance optimizations across systems., Collaborate with business SMEs and Solution Architects to understand requirements and shape roadmaps., Develop high-quality, secure, and maintainable code with strong adherence to engineering best practices., Support DevOps practices, including CI/CD pipelines, automated testing, observability, and operational readiness for smooth releases., Mentor junior engineers, conduct code reviews and knowledge sharing, and improve engineering standards., Contribute to incident management and root-cause analysis when required., Note: Detailed project information will be shared during the recruitment process.

6+ years of experience in enterprise software development, including Agile and Waterfall environments., Strong Java development and Spring Framework expertise (including RESTful API development)., Experience with system integrations and migration projects; exposure to full-stack approaches is a plus., Familiarity with DevOps practices and Agile frameworks (e.g., DAD, Agile Control Framework)., Strong knowledge of databases: Oracle, MongoDB, PostgreSQL., Experience with CI/CD pipelines and build automation tools (Jenkins, Ansible)., Proficiency with Git/GitHub, Confluence, Jira, and SonarQube or equivalents., Testing practices: JUnit, automated testing frameworks., Comfortable providing production support and improving system reliability.

Optional, Experience with Spring Cloud, MuleSoft, or Seeburger BIS integrations., Knowledge of Kafka, RabbitMQ, Redis, or containerization (Docker)., Understanding of EDI workflows, microservices architecture, and API management., Hands-on with test automation and monitoring tools.

What we offer, Flexible cooperation model, Hybrid work setup – 8 days per month in the office in Kraków - remote days available depending on the client’s arrangements, Collaborative team culture – work alongside experienced professionals eager to share knowledge, Continuous development – access to training platforms and growth opportunities, Comprehensive benefits – including Interpolska Health Care, Multisport card, Warta Insurance, and more, High quality equipment – laptop and essential software provided

This is how we work on a project, Continuous Deployment, Continuous Integration

Benefits, sharing the costs of sports activities, private medical care, sharing the costs of professional training & courses, life insurance

Joining this project you’ll become part of Mindbox – a tech-driven company where consulting, engineering, and talent meet to build meaningful digital solutions. We’ll back you up every step of the way, accelerate your development, and ensure your skills make a difference.

Mindbox Sp. z o.o., At Mindbox, we connect top IT talents with technology projects for leading enterprises across Europe., Our focus is on matching your skills with work that matters – projects that use modern tech stacks, solve real business challenges, and give you space to grow. By joining us, you’ll deliver technology solutions for well-known brands, supported by the Mindbox team that values knowledge-sharing and continuous development. We make sure you have the tools, flexibility, and guidance to do your best work – and to keep moving forward in your career.