Full Stack Developer/Java Developer

At Mindbox we connect top IT talents with technology projects for leading enterprises across Europe.

Join Our Client as a Full Stack Developer/Java Developer!

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?

#LI-Hybrid – 8 days per month in the office in Kraków

What you’ll be doing

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.

What you get in return

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

Who we’re looking for

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.

Nice to Have:

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.

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.

Full Stack Developer/Java Developer

Kraków

B2B

1400-1700 PLN/MD netto + VAT

Apply for position

I will handle your recruitment

Aneta Nankiewicz

SUPPORT & BENEFITS

Private healthcare

Fast access to doctors and medical tests.

Mindbox fully covers the individual package. You can extend the coverage to your partner and family on preferential terms. A wide network of medical providers and clear rules for everyday use.

Multisport

Energy that pays off.

We cover 50% of the card cost. You get access to thousands of sports facilities across Poland, plus a convenient mobile app. Additional cards for family members are available.

Training & development

Practical support for your career growth.

We co‑fund courses, certifications and conferences under a clear Training Policy. You also get access to a library of recorded webinars and trainings – available whenever you need them.

Eyewear or contact lenses co‑funding

Clear vision means comfortable work.

Up to PLN 500 every two years, with an additional PLN 300 available in justified cases. Simple reimbursement, regardless of your form of cooperation.

Group life insurance

Real protection from day one.

Option I is fully funded by Mindbox, Option II is co‑funded. You can include your partner and adult children, with coverage that also applies to treatment and hospitalisation abroad.

Ongoing support from the Talent Network Development

You’re not on your own in a project.

Regular contact, quick response and a partnership‑based approach. You focus on your work — we help take care of the rest.

Regular integration meet‑ups

Relationships that work beyond the project.

Cyclical meet‑ups for contractors in major cities across Poland. A space to talk, exchange experience and stay in real contact with the Mindbox team.

Annual company‑wide integration

One event. The whole community.

A two‑day company gathering with accommodation, transport and a full activity programme. Time to connect teams from across Poland and build shared experiences.