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Poland and Eastern Europe

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Senior Scala Developer

Open 28d

Summary

Designs and builds scalable backend services in Scala, optimizes performance, and troubleshoots production systems while collaborating with cross-functional teams.

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 enhancing backend services using Scala,
  • optimizing the performance, scalability, and reliability of large-scale applications,
  • investigating, troubleshooting, and resolving complex technical issues affecting production systems,
  • collaborating with cross-functional teams to identify bottlenecks and implement effective solutions,
  • contributing to the continuous improvement of engineering practices and code quality,
  • supporting knowledge sharing and mentoring less experienced engineers.

Your profile:

  • 5+ years of commercial experience in Scala backend development,
  • strong experience building and maintaining scalable backend applications,
  • solid background in system performance tuning and optimization,
  • practical experience using AI-powered assistants (e.g. Claude Code, GitHub Copilot, Cursor) to improve productivity, quality, or decision-making in software delivery,
  • ability to analyze, troubleshoot, and resolve complex technical issues,
  • strong understanding of backend engineering best practices and software design principles,
  • proactive approach to problem-solving and continuous improvement,
  • strong collaboration and communication skills,
  • good command of 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.

  • 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.

Recruitment Process:

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

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What this application asks

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

  • LinkedIn Profile optional
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  • 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
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  • 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: [email protected]. 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

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