Data Engineer

Our requirements

• Strong hands-on experience with large-volume datasets in production environments.
• Proven ability to optimize data queries and processes for low-latency, high-volume data.
• Proficiency in Unix/Linux, scripting (Bash, Python), and version control (Git).
• Experience in FX, Rates, Credit, Equities, or Commodities trading environments.
• Understanding of electronic trading, pricing, and risk concepts.
• Experience with CI/CD pipelines, automated testing, and service deployment.
• Strong debugging and problem-solving skills in production environments.
• Clear understanding of secure coding, data protection, and operational risk principles.

Optional

• Experience with kdb+.
• Experience supporting AI/ML or analytics platforms.
• Familiarity with time-series analytics, anomaly detection, or signal generation for trading or client analytics.
• Previous experience in a global investment bank or electronic trading firm.

Your responsibilities

• Design, develop, and optimize kdb+ processes and queries to meet low-latency, high-throughput requirements for AI Markets use cases.
• Build analytic and aggregation layers for consumption by downstream systems, APIs, and AI/ML models.
• Expose kdb+ data and analytics via APIs/services to front-ends, AI engines, and reporting tools.
• Collaborate with AI/data engineering teams to provide structured datasets for model training and execution.
• Implement monitoring, alerting, and capacity management for kdb+ environments.
• Ensure resilience, failover, and disaster recovery strategies for critical market-facing services.
• Partner with traders, sales, quants, and product owners to translate business requirements into technical solutions.
• Adhere to operational risk, model risk, and data governance policies, including auditability and access control.
• Contribute to code reviews, development standards, and best practices for kdb+ and related technologies.

This is how we organize our work

This is how we work on a project

• Continuous Deployment
• Continuous Integration
• DevOps
• issue tracking tools
• test automation
• testing environments

What we offer

• Location – Kraków; work model – hybrid
• 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
• 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

Benefits

• life insurance
• retirement pension plan
• baby layette
• employee referral program
• Medicover medical care
• Medicover dental care
• Medicover Benefits platform
• Medicover Sport card

ALTEN Polska