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Salary
≈ $34k – $66k per year (Estimated)
Location
In office (Warsaw)
Seniority
Senior · 5+ years exp
Employment
Full-Time

First seen by Alion on Sep 23, 2026. B2Bnetwork scores B on the Alion truth index.

Overview
Company
Impact
Profile match
B2Bnetwork (B2B.net S.A.) is a Warsaw-based IT outsourcing and software testing company that supplies IT engineers and whole teams to clients in data and analytics, cloud, cybersecurity, digital workplace and application development and maintenance. It operates from the Kopernik Office Buildings in Warsaw, runs QA, cloud, security and academy networks, organises ISTQB examinations, and places many specialists on projects for large banks, most visibly Nordea in Warsaw and Gdansk. Its postings cover Java and Python developers, test automation engineers, IT analysts, data engineers, solution architects, Scrum masters and project managers, largely on B2B contracts.

Expert IT Analyst - Data Engineering

We are looking for an experienced IT Analyst / Analytics Engineer to join a data engineering project within a large international organization in the financial sector.

This role combines hands-on data engineering and analytics with requirements analysis. You will work closely with business stakeholders, Product Owners, developers, and engineers to translate business needs into scalable, data-driven solutions.

Responsibilities:

  • Gather, clarify, and document functional and non-functional requirements,

  • Translate business needs into clear implementation specifications,

  • Work closely with Product Owners, business stakeholders, developers, and test engineers,

  • Design and develop data models, mappings, and data-intensive solutions,

  • Design and support near real-time data pipelines,

  • Perform quantitative analysis on complex and distributed datasets,

  • Identify data-related issues, explain their business impact, and recommend solutions,

  • Contribute to solution design, maintainability, and application architecture,

  • Take ownership of requirements documentation, including use cases,

  • Promote data quality, analytical best practices, and continuous improvement across teams.

Requirements:

  • 5+ years of professional experience in IT/data-related roles,

  • Hands-on experience with Snowflake and dbt,

  • Very good knowledge of SQL, including experience with Snowflake SQL and MS SQL,

  • Experience in data modeling, data mapping, and data pipelines,

  • Experience in gathering and translating business requirements into functional and non-functional specifications,

  • Ability to combine technical data expertise with a strong understanding of business needs,

  • Understanding of modern software architecture concepts such as DDD, event sourcing, and microservices,

  • Experience or practical familiarity with AI/LLM-based tools such as Copilot or agentic solutions,

  • Previous experience in banking or financial services,

  • Fluent English, both written and spoken.

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