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Retail Banking

Redefine banking experiences. Improve customer interactions and streamline your operations with innovative solutions.

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SECTOR-FOCUSED SOLUTIONS

Compliance with AML/KYC/KYI

Secure banking without the fraud risk

We help financial institutions manage key risks like fraud, money laundering, and identity theft. Our client verification services ensure that only legitimate accounts are opened, while our compliance management ensures your operations are aligned with regulatory standards. This way, we reduce the risk of costly fines and penalties, safeguard your reputation, and minimize financial loss.

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PSD3 directive

KYC/AML/CFT

Accessibility (EAA)

Increased accessibility and better UX

We ensure that your apps and websites are accessible to people with disabilities according to WCAG 2.1 standards by the June 2025 deadline. Our services include thorough digital accessibility audits and the design and development of user-friendly platforms that meet these standards. This helps you reach a wider audience, improve user satisfaction, and comply with legal requirements.

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Banking Accessibility

Digital Onboarding

Secure access thanks to biometrics

We enhance your onboarding process with fast, secure, and easy-to-use biometric verification. Our services include analyzing, optimizing, and automating the process. We integrate biometric solutions into your banking platforms and mobile apps. This ensures compliance with AML, KYC, and accessibility standards, reduces onboarding time to 10-15 seconds, cuts costs, minimizes fraud risk, and increases user satisfaction.

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Digital Onboarding

DWH Cloud Migration

Cost-efficient cloud solutions

We manage the migration of your data warehouse to the cloud, streamlining data transfer, infrastructure setup, and cost optimization. This move allows for real-time data analysis, faster customer insights, and improved decision-making capabilities. Thanks to it, you'll gain greater scalability to handle peak transaction volumes, strengthened data security to protect sensitive information, and reduced operational costs.

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Cloud Platforms

Cloud security

Financial Operations

Secure transactions and reliable operational control

We provide comprehensive support for financial operations – from order acceptance and confirmation to execution and reporting. All operations are carried out in compliance with established procedures and within required deadlines. Additionally, we verify data, eliminate discrepancies, and ensure accuracy across systems. Through precise reconciliation and operational controlling, we monitor efficiency, analyze quality indicators, and optimize processes, fostering compliance, transparency, and enhancing the overall quality of financial services.

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Financial Operations

OUR ONE-STOP-SHOP SERVICES

INDUSTRY LEADERS TRUSTED US

CASE STUDIES

Improved workflow with business analysis training for BNP Paribas

Discover how we trained more than 250 BNP Paribas employees in the work of a business analyst. We developed the training program and materials based on the client's needs. As a result, the training participants learned how a business analyst supports a project: from the analysis to the testing stage, which improved work organization in teams.

Quick and personalized marketing responses with an application for Payback

Check out how we facilitated Payback's effective online marketing with scalable applications that automate the transmission of marketing consent information. A solution based on Cloud Run to reduce costs and Cloud SQL to store massive amounts of data enables personalized communication with customers and better tailoring ads to their purchase preferences.

ERP system modernization for a bank serving millions of customers

One of the largest banks in Poland, the Czech Republic, and Slovakia entrusted us with the modernization of its key financial system based on Microsoft Dynamics. We upgraded the environment from AX 2009 to AX 2012, expanded it with new functionalities — including automatic fee calculation, SEPA transfer support, a corporate card management system, and improved interbank reporting — and implemented additional modules such as JPK file handling

Accessible digital services for millions of users – an audit for PKO Bank Polski

Discover how we supported PKO Bank Polski in verifying the compliance of its digital services and applications with WCAG requirements. We conducted a comprehensive accessibility audit, identifying functional, visual, and technological barriers and assessing their impact on users, including people with disabilities.

Improved workflow with business analysis training for BNP Paribas

Quick and personalized marketing responses with an application for Payback

ERP system modernization for a bank serving millions of customers

Accessible digital services for millions of users – an audit for PKO Bank Polski

See all case studies

Meet OUR EXPERTS

Michał Żelazowski

Senior Head of Industry

Consultant and project manager with over 15 years of professional experience. In addition to technical and domain knowledge in the field of banking, Michał has experience gained during the implementation of projects for the telecommunications, media, automotive, fuel, and public sectors. He holds PMP, PRINCE2, and ITIL certificates.

EVENTS & INSIGHTS

DevSecOps in practice: Integrating security throughout the development lifecycle

Atlassian Cloud for Banks – a Secure Migration from Data Center

Bridging continents through innovation: Poland–Taiwan collaboration

FiDA Regulation: Banking without limits. A new era of open finance

Banking industry in 2025: key trends, challenges and opportunities. New #SiiTalks series

What’s behind the PSD3 directive? Sii Poland’s guide to the new payment regulations

Navigating cybersecurity services in the era of NIS 2

Operational digital resilience. How Sii facilitates navigating the maze of cybersecurity regulations

Teamed up for innovation since 2006. Learn more about the long-standing collaboration between Sii Poland and Thales

DevSecOps in practice: Integrating security throughout the development lifecycle

Atlassian Cloud for Banks – a Secure Migration from Data Center

Bridging continents through innovation: Poland–Taiwan collaboration

FiDA Regulation: Banking without limits. A new era of open finance

Banking industry in 2025: key trends, challenges and opportunities. New #SiiTalks series

What’s behind the PSD3 directive? Sii Poland’s guide to the new payment regulations

Navigating cybersecurity services in the era of NIS 2

Operational digital resilience. How Sii facilitates navigating the maze of cybersecurity regulations

Teamed up for innovation since 2006. Learn more about the long-standing collaboration between Sii Poland and Thales

How to prepare your bank
for migration to Atlassian Cloud?

Secure migration aligned with regulatory and operational best practices – White Paper

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Head of Industry

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Get in touch Join us

Offices in Poland

Sii Sweden

Sii Ukraine

Sii India

Automating financial analysis with AI

Berlingske Media enters the digital-first era – platform modernization with Sii Poland

Quality Control Center for ABB – gaining control over IT system quality

E-commerce modernization to support growth and smooth shopping experience

Sii Poland earns EcoVadis Silver Medal. Consistent ESG commitment recognized again

3 special Power People At Work episodes for Sii’s 20th anniversary

The pilot phase is over – AI grows up. Notes from the Enterprise AI Summit in Munich

When technology has a real impact on our lives. Sii Talks with Wojciech Drescher, Senior Head of Industry

Multi‑Agent AI for Embedded Software Development

Take control over your cloud costs with FinOps

DevSecOps Done Right: Embedding Security Without Sacrifices

Leveraging AI and Playwright for efficient UI & API testing

Intelligent integration: How AI is revolutionizing IT

Sii Testing Lab Study: Exploring the "AI Boom" in Test Automation

How UX and UI can discover new possibilities for the automotive industry and autonomous cars

Project Manager as researcher: How simple qualitative research saves projects from failure

Retail Banking

Secure banking without the fraud risk

Increased accessibility and better UX

Secure access thanks to biometrics

Cost-efficient cloud solutions

Secure transactions and reliable operational control

Improved workflow with business analysis training for BNP Paribas

Quick and personalized marketing responses with an application for Payback

ERP system modernization for a bank serving millions of customers

Accessible digital services for millions of users – an audit for PKO Bank Polski

DevSecOps in practice: Integrating security throughout the development lifecycle

Atlassian Cloud for Banks – a Secure Migration from Data Center

Bridging continents through innovation: Poland–Taiwan collaboration

FiDA Regulation: Banking without limits. A new era of open finance

Banking industry in 2025: key trends, challenges and opportunities. New #SiiTalks series

What’s behind the PSD3 directive? Sii Poland’s guide to the new payment regulations

Navigating cybersecurity services in the era of NIS 2

Operational digital resilience. How Sii facilitates navigating the maze of cybersecurity regulations

Teamed up for innovation since 2006. Learn more about the long-standing collaboration between Sii Poland and Thales

DevSecOps in practice: Integrating security throughout the development lifecycle

Atlassian Cloud for Banks – a Secure Migration from Data Center

Bridging continents through innovation: Poland–Taiwan collaboration

FiDA Regulation: Banking without limits. A new era of open finance

Banking industry in 2025: key trends, challenges and opportunities. New #SiiTalks series

What’s behind the PSD3 directive? Sii Poland’s guide to the new payment regulations

Navigating cybersecurity services in the era of NIS 2

Operational digital resilience. How Sii facilitates navigating the maze of cybersecurity regulations

Teamed up for innovation since 2006. Learn more about the long-standing collaboration between Sii Poland and Thales

How to prepare your bank for migration to Atlassian Cloud?

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Michał Żelazowski

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How to prepare your bank
for migration to Atlassian Cloud?

What we do

Industries

Who we are

Career

Trainings

News

Contact

Einige Inhalte sind nicht in deutscher Sprache verfügbar.
Sie werden zur englischen Version der ausgewählten Seite weitergeleitet.

Einige Inhalte sind nicht in deutscher Sprache verfügbar.
Sie werden auf die deutsche Homepage weitergeleitet.

Ta treść jest dostępna tylko w jednej wersji językowej.
Nastąpi przekierowanie do strony głównej.