Java Developer (Hybrid | Kraków)

Poland and Middle-Eastern Europe; Polska; On-site; PLN 210,000 - 260,000; Full time

Job summary

Xebia is seeking an experienced Software Engineer (JVM) to design and implement scalable solutions in a Java/Spring Boot stack. You will shape technical strategies, develop microservices with DDD and Event Sourcing, and work across teams to align solutions with business goals.

You'll use Azure and AKS, Terraform, PostgreSQL, and modern CI/CD tools like GitHub Actions and ArgoCD. English proficiency of at least B2 and willingness to work from Kraków office weekly are required.

Qualifications

• 6+ years of professional software engineering in JVM ecosystem.
• Strong Java and Spring Boot hands-on experience.
• Experience in Agile environments and leading implementations.
• Experience with microservices architecture, preferably DDD and Event Sourcing.
• Practical Azure, Kubernetes/AKS, and Terraform usage.
• Experience with PostgreSQL and modern CI/CD practices (GitHub Actions, ArgoCD).
• Familiarity with monitoring (Splunk) and automated testing (Spock).
• Experience using AI-assisted tools to improve delivery quality.

Responsibilities

• Translate business problems into technical strategies and designs.
• Develop and evolve microservices with DDD and Event Sourcing.
• Own feature delivery from requirements to implementation.
• Collaborate across teams to simplify integrations.
• Propose improvements and drive architectural excellence.
• Improve engineering processes and code quality.

Skills

Java

Spring Boot

JVM ecosystem

Microservices

DDD & Event Sourcing

Azure

Kubernetes/AKS

Terraform

PostgreSQL

CI/CD (GitHub Actions)

ArgoCD

Monitoring (Splunk)

Spock (testing)

AI-assisted development

English (B2)

Tools

GitHub Actions

ArgoCD

Terraform

Azure AKS

Job description

Xebia is a global AI-first, digital transformation, and engineering partner. With over 25 years of experience and a team of 5,000 professionals across 16 countries, we help organizations design and build scalable products, platforms, and data-driven solutions.

We specialize in Artificial Intelligence, Data and Cloud, Intelligent Automation, and Digital Products, combining deep technical expertise with a strong focus on engineering excellence and a people-first culture.

In the CEE region, we’re a team of nearly 1,000 experts delivering modern applications, data platforms, and AI solutions for clients such as Millennium, ING, Play, Edenred, Arabian Drilling, FedEx, Leroy Merlin, Truecaller, Volotea, Schmitz Cargobull, and many, many more. We work with leading technologies including AWS, Azure, GCP, Databricks, and Snowflake, and combine strong engineering culture with a consulting mindset and a continuous focus on growth and knowledge sharing.

You will be:

• designing and implementing scalable solutions using Java 25 and Spring Boot,
• translating business problems into technical strategies, high-level designs, and delivering them through implementation,
• developing and evolving microservices based on DDD and Event Sourcing,
• working with Azure, including AKS/Kubernetes, and managing infrastructure using Terraform,
• designing and developing solutions using PostgreSQL and event-driven approaches,
• collaborating with engineers across teams to align solutions and simplify integrations,
• taking ownership of feature delivery from requirements clarification through implementation,
• contributing to technical and business strategy by proposing improvements and new approaches,
• identifying architectural and technical gaps and driving their resolution,
• improving engineering processes, code quality, and ways of working within the team.

Your profile:

• 6+ years of professional experience as a Software Engineer within the JVM ecosystem,
• strong hands-on experience with Java and Spring Boot, with a good understanding of the underlying technologies and abstractions,
• experience working in Agile environments,
• ability to independently translate business problems into technical solutions and lead their implementation,
• experience with microservices architecture, preferably with DDD and Event Sourcing,
• practical experience with Azure, Kubernetes/AKS, and Terraform,
• experience with PostgreSQL and modern CI/CD practices, including GitHub Actions and ArgoCD,
• familiarity with monitoring and alerting tools such as Splunk and automated testing with Spock,
• practical experience using AI-powered assistants (e.g. Claude Code, GitHub Copilot, Cursor) to improve productivity, quality, or decision-making in software delivery.
• strong communication and collaboration skills, with the ability to work with multiple stakeholders and drive alignment,
• proactive and ownership-oriented approach, with a focus on continuous improvement and delivering valuable solutions,
• good command of English (min. B2),
• availability to start as soon as possible,
• willingness to work from the client's Kraków office at least once a week.

Work from the European Union region and a work permit are required.

Nice to have:

Experience applying GenAI in a more structured way within the SDLC, including defined workflows, prompt patterns, or tool integrations embedded into daily work.

• Interest in and familiarity with emerging AI-driven practices (e.g. agent-based workflows, automation patterns, AI-augmented development), with a willingness to explore and experiment beyond standard approaches.