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Software Back-end Architect
  • Katowice
Software Back-end Architect
Katowice, Katowice, Silesian Voivodeship, Polska
Shiji Poland
2. 2. 2026
Informacje o stanowisku

technologies-expected :


  • Java
  • Spring Boot

technologies-optional :


  • AWS
  • Kafka
  • Hadoop
  • NoSQL
  • MongoDB
  • Elasticsearch
  • Cassandra
  • MySQL
  • Docker
  • Kubernetes

about-project :


  • Shiji Group is looking for a Software Architect to join our Barcelona team. You will be designing, developing and maintaining large enterprise applications, focusing on security, scalability and industry best practices. Collaborating with cross-functional teams in an Agile environment, you will deliver the highest quality solutions. A strong background in Cloud Architecture Design, Design Patterns and Java Spring Boot is essential, along with expertise in modern software development practices.

responsibilities :


  • Design and architect enterprise-level applications for large-scale systems, ensuring scalability, reliability and performance.
  • Collaborate with development teams to implement best practices in coding, code complexity reduction and static analysis.
  • Ensure compliance with OWASP security standards and integrate security measures into the software development lifecycle.
  • Develop and maintain RESTful platforms and APIs for seamless integration with other systems.
  • Implement CQRS (Command Query Responsibility Segregation) architecture to optimize data handling and system performance.
  • Refactor existing code aiming for performance, cost reduction and maintainability.
  • Work with Agile methodologies to deliver high-quality software in iterative cycles.
  • Lead data transformation initiatives to ensure efficient data processing and storage.
  • Collaborate with cloud architecture teams to design and deploy applications on Cloud platforms.
  • Provide technical mentorship to development teams.
  • Stay up to date with emerging technologies and industry trends to continuously improve our systems.

requirements-expected :


  • 5+ years of experience as a Software Architect or in a similar role.
  • In-depth knowledge of Messaging Systems, CQRS architecture, and its implementations in large-scale systems.
  • Strong expertise in Java and Spring Boot for writing microservices.
  • Proficiency in designing and developing RESTful platforms and APIs.
  • Solid understanding of cloud architecture concepts.
  • Familiarity with static analysis tools and techniques to ensure code quality.
  • Strong understanding of Agile methodologies and experience working in Agile teams.
  • Expertise in data transformation and optimizing data workflows.
  • Proven ability to write unit tests and ensure high code coverage.
  • Excellent problem-solving skills and the ability to reduce code complexity.
  • Strong communication skills in English (both written and spoken).

offered :


  • Group life insurance.
  • Medicover premium with a dentist.
  • Worksmile cafeteria and 500 points per month to be used in vouchers.
  • English lessons.
  • Referral bonus (starting from 6,500 PLN gross, depending on the position).
  • Chill room with table football and PlayStation.
  • Lloyd’s insurance (available for B2B contractors).
  • Glasses subsidy (300 PLN/year for CoE employees).
  • Access to platforms like: OpenUp, Pluralsight and GoodHabitz.

benefits :


  • sharing the costs of sports activities
  • private medical care
  • sharing the costs of foreign language classes
  • sharing the costs of professional training & courses
  • life insurance
  • remote work opportunities
  • flexible working time
  • fruits
  • integration events
  • no dress code
  • video games at work
  • coffee / tea
  • drinks
  • leisure zone
  • employee referral program
  • charity initiatives

  • Praca Katowice
  • Katowice - Oferty pracy w okolicznych lokalizacjach


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