Senior Python Developer (Databricks & React)

In Cyclad we work with top international IT companies in order to boost their potential in delivering outstanding, cutting-edge technologies that shape the world of the future. We are seeking an experienced Python Developer to join the Risk Technology team, responsible for developing modern data and application solutions on the Databricks platform. The role will focus on building and maintaining data products within the Medallion Architecture (Bronze, Silver, Gold layers), while also developing front-end applications using React and Databricks Apps to deliver business-facing analytics and workflow solutions.

Project information:

• Type of project: IT Services
• Office location: Wrocław/ Poznań
• Work model: Hybrid mode – 2 days per week in the office in Wrocław or Poznań
• Budget: 130 - 150 PLN net/ h - b2b
• Only candidates with citizenship in the European Union and residence in Poland
• Start date: ASAP

Project scope:

• Design, build, and support data solutions using Python, PySpark, SQL, and Databricks
• Develop and maintain Gold Layer data products supporting reporting, analytics, and business processes
• Create interactive applications using React and/or Databricks Apps
• Build scalable data pipelines, APIs, and reusable services
• Collaborate with business stakeholders, data engineers, and product owners to deliver high-quality solutions
• Drive best practices in code quality, testing, CI/CD, security, and documentation
• Mentor junior developers and contribute to architecture and design decisions

Competence demands:

• Min 5 YoE in Python development
• Strong Python development experience, including PySpark
• Hands-on Databricks experience, including Delta Lake and Medallion Architecture
• Experience developing React applications
• Strong SQL and data modelling skills
• Experience building enterprise-grade data pipelines and APIs
• Knowledge of Git, DevOps, CI/CD, and Agile delivery methodologies
• Very good English skills

Nice to have:

• Experience with Databricks Apps and AI/ML capabilities
• Azure cloud experience, including Data Lake and related services
• Financial Services, Risk Management, Regulatory, or ESG technology experience

We offer:

• Hybrid working model
• Dynamic and innovation-driven engineering environment
• Full-time job agreement based on b2b
• Private medical care with dental care (covering 70% of costs)
• Multisport card (also for an accompanying person)
• Life insurance