Leads Polish tax compliance, including CIT, withholding tax, VAT, deferred tax, transfer pricing, MDR/DAC-6, statutory reporting, and e-invoicing. Advises business units on tax risks, contracts, allowances, and regulatory changes; coordinates with tax leaders, PwC advisors, global teams, and tax authorities. Supports tax and ERP projects, digitizes workflows using tools such as Alteryx and Power Apps, delivers training, and standardizes reporting and tax procedures across RC units.
Job Description:
in Mars Wrigley
Finance Department
Location: Warsaw
Hybrid working
* Fully virtual recruitment experience *
The position is to lead RC units compliance with tax regulations. This role will support the ICTC Poland Head in creating tax strategy and reducing tax risks and cooperate with Tax Leader in tax projects. Partners with the RC business to resolve business challenges incorporating any relevant tax considerations.
What would be your key responsibilities?
- Collaborates with Tax Leader and Poland ICTC Head to: reduce tax risk, adapt to tax regulations changes, coordinate standardization of tax internal and external reporting, unify approach to tax issues including rulings, optimize tax payments, unify cooperation with PwC Tax advisors in Poland.
- Ensure timely and accurate filing of RC income tax returns (Corporate Income Tax, Withholding tax, Information on Foreign Payments): calculate and post CIT and deferred tax, provide CIT returns, CIT-TP, CIT-ST, prepare internal CIT reporting e.g. GAM, FIN-48, cooperate with regional tax team to define value of deductible intangible services, prepare transfer pricing documentation and MDR (DAC-6 reporting).
- Support business in any tax issues and propose to benefit from tax allowances. Review RC external and intercompany contracts to align them with tax regulations.
- Collaborates on tax and accounting projects related to Navision or SAP S4 e.g. TaxCube, limits on intangible assets, transfer pricing changes, VAT rates change, SAF-T, e-invoicing, DAC-6, etc.
- Monitor changes in tax law and provides practical advice managing these impacts to the business. Provides ongoing trainings and effectively shares knowledge with departments involved. Support business in making optimized decisions which may have an impact on taxes.
- Collaborate within ICTC with PwC tax advisors and global tax team to prepare transfer pricing documentation and solve other tax issues.
- Implements digitization of existing processes for RC units (local implementation of new tools like Alteryx, usage of globally provided tools like Power Apps, DAC-6, STAAR and others).
- Coordinate Withholding reporting and process of obtaining required documents to use preferable tax rate (Certificate of Residence, Beneficial Owner Statements and other).
- Implement and update obligatory tax procedures: MDR rules, tax strategy, due diligence and other.
- Collaborate and share best practices within European statutory reporting community.
- Collaborate effectively with local tax authorities. Manages the relationship with the local tax authorities including different queries they may have.
What are we looking for?
- Minimum of 5+ years of progressive tax experience, ideally gained within a multinational corporation, a shared service center, or a reputable tax advisory firm.
- Bachelor’s or master’s degree in finance, Accounting, Law, Economics, or a related field.
- Tax Advisor qualification or accounting certification (e.g., ACCA, CIMA) is highly preferred.
- Deep, up-to-date knowledge of Polish tax laws, including hands-on experience with Corporate Income Tax (CIT), Withholding Tax (WHT), and VAT.
- Proven track record in preparing and filing complex tax returns (including CIT-TP, CIT-ST), deferred tax calculations, and statutory reporting (e.g., SAF-T / JPK, e-invoicing / KSeF).
- Solid experience in preparing Transfer Pricing (TP) documentation and handling MDR (DAC-6) reporting.
- Experience working with Microsoft Dynamics Navision, SAP S4 or similar ERP systems, including experience with tax-specific modules (e.g., TaxCube).
- Strong interest or proven experience in automating tax workflows using modern data analytics and visualization tools such as Alteryx and Power Apps (or tools like Power BI, STAAR).
- Excellent interpersonal skills with a proven ability to support business units, review commercial and intercompany contracts, and translate complex tax changes into practical advice.
- Fluent English and Polish (both written and spoken) are mandatory for collaborating within the European statutory community and local government bodies.
What can you expect from Mars?
- Contract of employment.
- Attractive financial conditions with Business Bonus and Christmas Bonus.
- We will also look after your safety and well-being by offering you rich benefits package including life insurance, private medical care, Employee Assistance Program fully covered by Mars, MultiBenefit Program.
- Lunch card.
- Extra savings scheme to support You in long perspective.
- Support in career building through personalized development plan.
- On-line shop with attractive discounts on our products that Your family and friend are going to love.
- Possibility to participate in volunteering initiatives during working hours.
- A modern and pet friendly office in the City Centre.
Apply now and upload you profile in English.
#LI-IS1
Similar Jobs
Artificial Intelligence • Cloud • Computer Vision • Hardware • Internet of Things • Software
Design and maintain ETL pipelines and Databricks Gold-layer tables; develop semantic layers, data dictionaries, and documentation for AI-driven BI; build dashboards and analyses to surface marketing and sales KPIs; perform ad-hoc deep dives; translate stakeholder requirements into scalable, analytics-ready data models; enable self-serve reporting and agentic AI workflows.
Top Skills:
DatabricksDbtPythonSQLTableau
Artificial Intelligence • Cloud • Computer Vision • Hardware • Internet of Things • Software
The Director II, Inside Sales will coach a team of sales managers, manage hiring and onboarding, support professional development, and drive a high-performance culture focusing on customer success and team collaboration.
Top Skills:
SFDC
Artificial Intelligence • Cloud • Computer Vision • Hardware • Internet of Things • Software
The role involves helping modernize industries through IoT solutions, engaging with clients, managing implementations, and driving tech adoption. Significant pre-sales experience is required, coupled with a strong technical background in hardware and cloud applications.
Top Skills:
AIAutomationBashCloud SoftwareComputer NetworkingControl SystemsIotJavaScriptOpen ApiPython
What you need to know about the Belfast Tech Scene
If asked to name the birthplace of the RMS Titanic, you might not say Belfast. Similarly, if asked to name Europe's leading destination for foreign direct investment in new software development, Belfast might not come to mind. Yet, both are true. The city has emerged as a tech powerhouse, recently ranked among the best in the U.K. for tech careers — especially for software developers. It also leads the U.K. with the highest percentage of software development jobs advertised.

