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Poland and Eastern Europe

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Senior Java Developer with AI

Summary

Build and maintain Java-based backend services while integrating AI features and agent workflows using modern AI frameworks.

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 McLaren, Aviva, Deloitte, Spotify, Disney, ING, UPS, Tesco, Truecaller, AllSaints, Volotea, Schmitz Cargobull, Allegro, InPost, 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, developing, and maintaining backend applications using Java,
  • building and enhancing REST APIs supporting business-critical services,
  • developing AI-enabled features and integrating modern AI capabilities into backend applications,
  • designing and implementing AI agent workflows using modern AI frameworks and runtime technologies,
  • collaborating with software engineers and AI specialists to deliver scalable, production-ready solutions,
  • writing clean, maintainable, and well-tested code,
  • contributing to CI/CD processes and software delivery,
  • leveraging AI-powered development tools to improve productivity, engineering quality, and development workflows.

Your profile:

  • 5+ years of commercial experience as a Java Developer,
  • experience building and maintaining REST APIs and backend applications,
  • practical experience with AI-assisted development tools such as Claude Code, Kiro, GitHub Copilot, Cursor, or similar,
  • experience designing or implementing AI agents or agent-based workflows,
  • familiarity with modern AI frameworks and technologies, such as LangGraph, FastMCP, Model Context Protocol (MCP), or similar,
  • practical experience applying AI to improve software development, automation, or business applications,
  • ability to work independently and deliver high-quality solutions,
  • strong analytical and problem-solving skills,
  • good communication skills in English (min. B2).

  • 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,
  • iInterest 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.

Recruitment Process:

CV review – HR call – Technical Interview – Client Interview – Decision

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What this application asks

greenhouse

First Name, Last Name, Email, Phone, Resume/CV

  • Please describe your experience with AI technologies and AI-assisted development. Include the tools, frameworks, or AI solutions you have worked with (e.g. GitHub Copilot, Claude Code, Cursor, LangGraph, MCP, AI agents). written answer
  • Where did you find this job? choose one
  • LinkedIn Profile optional
  • What is your notice period?
  • What is your preferred form of cooperation?
  • What are your financial expectations?
  • Please specify if the given salary is in net or gross value
  • Please specify if the salary expectation are provided hourly or monthly
  • Currency of the salary expectations
  • What country do you currently reside in? choose one
  • Do you have documents entitling you to work in the European Union (valid work permits to work in the EU)? choose one
  • Do you speak English at a minimum B2 level? choose one
  • I declare that I agree to the processing of my Personal Data contained in the content of documents sent in response to the job/cooperation offer, and Personal Data collected during a possible recruitment interview, in order to participate in future recruitment processes conducted by the Administrator, i.e. Xebia sp. z o.o. with its registered office in Wrocław. choose one · optional
  • I declare that I agree to sending to my e-mail address indicated in the content of recruitment documents, any information about recruitment processes conducted by the Administrator, i.e. Xebia sp. z o.o. with its registered office in Wrocław. choose one · optional
  • The administrator of Personal Data is Xebia sp. z o.o. with its registered office in Wrocław, ul. Sucha 3, 50-086 Wrocław, KRS: 0000978067, NIP: 8971719181, REGON: 020363023 with a share capital of PLN 37 168 600.00. Your data contained in the CV will be processed only for recruitment purposes. The legal basis for the processing of your personal data is art. 221 cl. 1 of the Labour Code. If you provide separate consent, we will process your personal data also for future recruitment purposes. You have the right to access your personal data, to correct them, to remove them, to restrict their processing, to transfer your data, to submit an objection, to withdraw consent to data processing any time without affecting the lawfulness of processing carried out on the basis of the consent before it was withdrawn. In order to exercise the abovementioned rights, please send an e-mail with your request to: gdpr.pl@xebia.com. If you believe that your data are processed illegally, you can submit a complaint to the supervisory body with its registered office in ul. Stawki 2, Warsaw. We may only disclose your personal data if you provide consent thereto or to authorised bodies, when necessary. choose one · optional

See also

JavaSenior-LevelAWSAzureGoogle Cloud