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Salary
≈ $45k – $94k 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
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B2Bnetwork is a Polish technology recruitment agency that connects contractors and specialists with employers, working mainly with information technology and engineering clients. It recruits for software development, data, infrastructure, testing and project management roles on business-to-business contracts, the arrangement most commonly used by senior technology contractors in Poland. The agency is based in Warsaw, publishes client vacancies under its own name rather than the hiring employer's, and focuses on the Polish market alongside remote assignments for foreign clients hiring Polish contractors.

Senior Project Manager - Data Platform Migration

We are looking for an experienced Senior Project Manager to lead a large-scale data platform vendor change project within an international organization in the financial sector.

The role requires strong end-to-end project ownership, including delivery planning, risk and dependency management, budgeting, stakeholder management, and executive-level reporting.

Responsibilities:

  • Lead a large-scale platform migration / vendor change project end-to-end,

  • Coordinate activities related to the transition between technology vendors,

  • Plan and manage project timelines, dependencies, resources, and deliverables,

  • Identify, monitor, and proactively manage project risks and issues,

  • Manage project budget and financial forecasting,

  • Coordinate multiple internal and external stakeholders,

  • Run regular project team meetings and ensure effective communication across workstreams,

  • Monitor delivery progress and escalate risks or blockers when required,

  • Prepare and deliver status updates and reports for senior stakeholders and Steering Committees,

  • Ensure strong project management discipline and predictable project delivery.

Requirements:

  • 5+ years of experience in Project Management, preferably in complex IT environments,

  • Proven experience in leading a large-scale platform migration or vendor replacement/change project,

  • Experience in data platform, Big Data, infrastructure, cloud, or other complex technology migration projects,

  • Strong experience in risk and issue management, dependency management, and delivery planning,

  • Hands-on experience in project budget management and financial forecasting,

  • Strong stakeholder management skills, including cooperation with executive-level stakeholders,

  • Experience in preparing and presenting SteerCo / executive-level reporting,

  • Ability to independently drive complex projects and proactively address risks and delivery challenges,

  • Fluent English (C1+), both written and spoken.

Nice to have:

  • Experience with large-scale data or Big Data platform migrations,

  • Experience in vendor transition or technology replacement programmes,

  • Previous experience in the financial sector or another complex, regulated environment.

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