Backend/FullStack Engineer [Python, FastAPI]

ALTEN; Kraków; Hybrid; PLN 140,000 - 200,000; Full time

Benefits offered by this job

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

Access to professional certifications

Access to industry events

Access to Knowledge Sharing Program

Access to Referral program

Job summary

ALTEN Polska in Kraków is seeking a Python web developer to join a market risk-focused team. You will design, develop and deliver software solutions, collaborating with Product Owner, Dev Lead, and cybersecurity experts.

The role emphasizes microservices, containerization with Docker and Kubernetes, and CI/CD with Git. You will work in a hybrid model with regular office visits, contributing to secure, robust systems and expanding your automation and testing skills.

Qualifications

• Experience in Market Risk concepts and measures.
• Proficient in Python automation.
• Quick learner and independent—able to scale with project dynamics.
• Experience in Market Risk production or project roles.

Responsibilities

• Collaborate with the Product Owner and Development Lead to design, develop and deliver software solutions meeting stakeholder requirements.
• Work with Cybersecurity experts to refine requirements and deliver secure, iterative features.
• Adhere to team patterns and improve development efficiency by identifying bottlenecks.
• Follow governance for requirements intake, releases and incident management; contribute to automation.
• Ensure operability of existing services, handle L2/L3 troubleshooting, bug fixing, and write automated tests.
• Undertake peer reviews and mentor junior developers.

Skills

Python

FastAPI

Flask

Django

Microservices

CQRS

Event sourcing

Docker

Kubernetes

SQL

BigQuery

RedShift

Linux

Git

HTML/CSS/JS

Jira/Confluence

Tools

Docker

Kubernetes

Git

Jira

Confluence

Job description

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).

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