Senior Integration Engineer

Mindbox Sp. z o.o. WARSZAWA 2026-09-24


  • Minimum 5+ years of experience in IT, with a strong focus on system integrations.

  • Proven experience in designing and implementing system integrations.

  • Strong knowledge of REST API design and best practices.

  • Hands-on experience with Kafka, RabbitMQ, or IBM MQ.

  • Proficient in Java and capable of debugging integration code.

  • Strong understanding of XML and other data exchange formats (e.g., JSON, SOAP).

  • Previous experience working in large-scale enterprise environments.

  • English proficiency sufficient to read and work with technical documentation.


Nice to have:



  • Knowledge of Spring Boot and microservices development.

  • Familiarity with Guidewire Insurance Suite.

  • Experience with Oracle databases.

  • Exposure to Azure cloud environments.

  • Experience with event-driven architectures.

  • Background in the financial or insurance sector.




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. 



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



 


We are looking for an experienced Senior Integration Engineer to design and build integrations between business systems in an enterprise environment. The role involves working on synchronous integrations as well as asynchronous communication based on message brokers.


If you have experience in API development, messaging platforms, and enjoy working on complex integration solutions, this role is for you.




Sounds like your kind of challenge? 



What you get in return


  • Flexible cooperation model

  • Hybrid work setup 

  • 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 


,[Design and build system integrations for complex enterprise environments., Develop and enhance REST API services., Implement solutions using Kafka, RabbitMQ, or IBM MQ., Analyse data flows between systems and identify critical integration points., Diagnose and troubleshoot integration-related issues., Create and maintain technical documentation for integration solutions., Collaborate closely with development teams and solution architects., Participate in integration testing and support deployment activities.] Requirements: System integration, REST API, Kafka, RabbitMQ, IBM MQ, Java, XML, JSON, SOAP, Oracle database, Azure, Cloud
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