Backend Engineer (Java) w Warszawa, Polska

Expected, Java, Spring Boot, Kubernetes, Docker, Micronaut, AWS, Kafka

Operating system, Windows

About the project, We’re looking for a Backend Engineer passionate about building innovative solutions using cutting-edge technologies., , We are on a mission to become the leading Banking-as-a-Service (BaaS) provider in the UK. Our solutions are powered by innovative technology and backed by strong financial stability. We’re building a team of visionaries who want to transform the financial industry landscape., , Sounds like your kind of challenge?

This is how we work, agile, scrum

Your responsibilities, Work as part of a core cross-functional team to develop next-generation core banking technology., Deliver and enhance an innovative banking platform product., Support and mentor junior engineers, acting as a subject matter expert., Write clean, reusable, and well-tested code that’s easy to maintain and extend., Collaborate with stakeholders to shape the direction of platform engineering and ensure customer needs remain central to key decisions., Uphold standards, follow best practices, and promote innovation across the backend chapter., Resolve complex technical issues through team collaboration and knowledge sharing., Note: Full project details will be provided during the recruitment process.

Strong practical and theoretical knowledge of Java software development., Proven experience with Spring Boot or Micronaut., Understanding of Kubernetes and Docker., Excellent knowledge of AWS (deployment and configuration).Experience with message-driven architectures (Kafka, event sourcing)., Success delivering in an agile environment., Experience working in a highly secure application environment., Ability to act as a subject matter expert and communicate clearly with both technical and non-technical audiences., Understanding how to translate business objectives into data-driven insights.

What we offer, Flexible cooperation model – choose the form that suits you best (B2B, employment contract, etc.), Hybrid work setup – 2 days per month required on-site in Warsaw, 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.