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Senior Software Engineer
  • Kraków
Senior Software Engineer
Kraków, Kraków, Lesser Poland Voivodeship, Polska
Mindbox Sp. z o.o.
29. 1. 2026
Informacje o stanowisku

Senior Software Engineer

Miejsce pracy: Kraków

Technologies we use

Expected

  • Java
  • Spring
  • Spring Boot
  • Git
  • JUnit
  • Mockito
  • Kubernetes
  • Docker
  • Kafka
  • IBM MQ
  • Lambda
  • Microsoft Azure
  • Google Cloud Platform

Operating system

  • Windows

About the project

Are you passionate about building robust, scalable solutions for the financial industry? We’re looking for an experienced Java Developer to join our team and work on an exciting project implementing a trading hub in Mexico and other markets.

You will be part of a team developing a complex application responsible for trading mutual funds, equities, and other financial products. The platform includes features such as:

• Books & Records

• Post-Trade Management & Custody

• Internal Reports & Annual Taxes

• Investment Account Opening & Maintenance

• Product Settings

• Collateral Management (Lombard Credit)

• Account Statements

• Fees & Charges

• Customer Communications

Sounds like your kind of challenge?

Your responsibilities

  • Design, develop, and maintain high-quality Java (Spring) solutions for the banking ecosystem.
  • Collaborate with cross-functional teams to deliver new features and enhancements.
  • Ensure code quality through code reviews, unit testing, and best practices.
  • Optimize application performance and troubleshoot issues.
  • Support deployment and monitoring of applications in production.
  • Participate in architectural discussions and technical decision-making.
  • Contribute to continuous integration and delivery pipelines.
  • Stay up-to-date with industry trends and emerging technologies.Write clear technical documentation.
  • Note: Detailed project information will be shared during the recruitment process.

Our requirements

  • 5+ years of professional Java development experience (Java 8 and above).
  • Strong understanding of object-oriented programming, design patterns, and secure coding practices.
  • Hands-on experience with Spring, Spring Boot, and RESTful APIs.
  • Proficiency in version control systems (e.g., Git).
  • Knowledge of unit testing frameworks (e.g., JUnit, Mockito).
  • Experience with CI/CD tools and processes.
  • Understanding of containers (Kubernetes, Docker).
  • Familiarity with messaging systems (Kafka, IBM MQ) and ORM frameworks (Hibernate, MyBatis).
  • Exposure to cloud platforms (AWS: EKS, Lambda, etc., GCP, or Azure).

This is how we organize our work

This is how we work

  • at the clients site
  • agile
  • scrum

This is how we work on a project

  • Continuous Deployment
  • Continuous Integration
  • issue tracking tools

What we offer

  • Flexible cooperation model – choose the form that suits you best (B2B, employment contract, etc.)
  • Hybrid work setup – 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

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.

  • Praca Kraków
  • Kraków - Oferty pracy w okolicznych lokalizacjach


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