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Backend/FullStack Engineer [Python, FastAPI]

Technology
ALTEN
Kraków, Polska4 tygodni temuDo 9.12.2026
Pełny etatStacjonarna

Opis stanowiska

Your responsibilities will include the following:

  • Working with and support your pod’s Product Owner and Development Lead in designing, developing and delivering software solutions that meet stakeholder requirements.
  • Working with Cybersecurity experts in understanding and refining requirements, delivering on features iteratively, whilst also proposing new technologies and solutions to help keep the bank secure.
  • Adhering to the team’s design and development patterns, and in collaboration with the development lead actively identifing bottlenecks and to improve software development efficiencies.
  • Adhering to the team’s governance procedures surrounding requirements intake, release and incident management, and actively contributing towards further streamlining processes (through automation).
  • Ensuring the operability of existing services, including L2/L3 troubleshooting, bug fixing, and writing automated test cases and any further technical documentation needed to support delivered code.
  • Undertaking peer reviews and leading by example for junior developers in the team.

What you will bring to the role:

  • Able to demonstrate extensive Python web development experience, using frameworks such as FastAPI (being the preference), Flask and/or Django.
  • A strong understanding of microservice architectures and be knowledgeable on the implementation of concepts such as CQRS, SAGA and event sourcing.
  • Experience building and deploying services to containers, using tools such as Docker and Kubernetes.
  • Strong SQL programming skills and be able to construct complex queries.
  • Knowledge of Cloud data warehouse technologies like BigQuery and RedShift
  • Strong sysadmin skills in Linux, coupled with a solid understanding of computer systems and networks in general, e.g. TCP/IP, DNS, Firewalls, Subnetting, etc.
  • Proficient with Git and a working familiarity of several branching strategies such as GitFlow, Trunk based, etc.
  • Good understanding and reasonable experience in frontend development, at a minimum using languages such as HTML, CSS, JavaScript.
  • Demonstrate a test-driven mindset, backed by experience developing automated tests cases, be it unit, integration, functional and non-functional tests.
  • Good knowledge of agile and DevSecOps delivery processes within the context of working in a highly regulated environment and be comfortable using tools such as Jira and Confluence.

Requirements:

  • Experience in Market Risk (either production or project roles)
  • Knowledge of Market Risk concepts and measures
  • Python automation
  • Quick learners and independence – should be able to understand the current models, adapt, and get up to speed with project dynamics quickly

We offer a full-time employment contract

  • Location: Kraków (hybrid, 6 office visits/month).
  • Stable and long-term cooperation
  • Well-defined career path at the European leader in engineering & IT consulting
  • Opportunity to relocate and work in different ALTEN Polska branches
  • After completion of the project, opportunity to engage in a subsequent one within the company
  • Introduction and cooperation with dedicated Competences Manager
Benefits:
  • Medicover medical care
  • Medicover dental care
  • Medicover Benefits platform
  • Medicover Sport card
  • Referral Program
  • Layette for a newborn employee’s child
  • Group life insurance
  • Pension scheme
We also guarantee:
  • Access to professional certifications with our technology partners (e.g. Google, ISTQB)
  • Access to relevant industry events
  • Access to the Knowledge Sharing Program
  • Access to Referral program

We also offer cooperation based on a B2B or Contract of mandate (UZ).

Do not hesitate and join us!

NOTICE: We kindly inform you that we will contact the selected people.

Keywords
HTML5RedshiftJiraLinuxJavaScriptDjangoHtmlPythonScrumSqlBigQueryL4 microkernel familyTest-driven developmentGitDockerFlaskKubernetesSoftware bug

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