Software development and maintenance

Our key strengths

700+ Java developers

450+ .NET developers

250+ mobile & web developers

600+ embedded & C/C++ developers

250+ help desk experts

Meet our experts

On a daily basis, I work with clients to create the optimal architecture of IT systems, while specializing in the area of Big Data and Data Lake.I like all kinds of sports, but long-distance running is what I'm best at. Read more Read less

Łukasz Ryński | Java Architect

I am responsible for the software development process from pre-sales to delivery, including load estimation, framework and tool selection, team building, deployment, testing and DevOps. Getting to know the infrastructure - road, rail and bicycle - and table games are among my favorite activities. Read more Read less

Piotr Jankowski | Solution Architect

In my daily work at Sii, I collect, analyze and manage requirements for Puma's product lifecycle management system. Together with system architects, I develop concepts of new solutions to customer needs, which I then translate into tasks for the development team. Relaxing with a good book, finding new places serving delicious food and playing with my French Bulldog - that's it. Read more Read less

Olga Łuczak | Analyst

I combine over twelve years of experience in UX and interface design, supporting the largest companies in the world. With a formal IT education, I have worked in the digital domain for many industries, including automotive. I am always guided by the goal of creating the most useful and communicative project. Privately, I love taking my family on trips. Read more Read less

Sławomir Molenda | UX Designer

In my daily work, I support development teams as a lead. I turn initial concepts into working solutions that enjoy stability and low maintenance costs for many years. In-depth analysis, careful planning and simple production rules - these are my key to success. Privately, he is interested in filming, 3D animation and small garden architecture. Read more Read less

Tomasz Dabulis | Architect

At Sii, I take part in the process of delivering solutions to clients by supporting our teams and ensuring their productivity. Every day with several Scrum teams, also in scaled Agile, using e.g. the SAFe framework. My teams implement projects in various technologies and areas - we use .NET, React, Flutter and many others. In my free time, I really enjoy baking cakes (and sharing them with others!) and spending time with my sons. Read more Read less

Anna Szopińska | Delivery Manager

You have our support

We're experts in software development & maintenance

Custom Development

We develop and implement modern, custom-made IT tools, at the same time offering further support of dedicated expert teams

Application Maintenance

Our 1st, 2nd, and 3rd line support teams are available 24/7. Depending on requirements, we build either larger teams working for a specific client or smaller teams carrying out maintenance projects based on one technology

BPM

Through automation of business processes, we help you create a flexible, more productive work environment

EAI

We create scalable integration platforms for your apps to share and consume data

Custom Development

We develop and implement modern, custom-made IT tools, at the same time offering further support of dedicated expert teams

Application Maintenance

Our 1st, 2nd, and 3rd line support teams are available 24/7. Depending on requirements, we build either larger teams working for a specific client or smaller teams carrying out maintenance projects based on one technology

BPM

Through automation of business processes, we help you create a flexible, more productive work environment

EAI

We create scalable integration platforms for your apps to share and consume data

Our case studies prove our expertise

Development of a new product lifecycle management system Development of a new product...

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Ad hoc Support & Product Extensions Ad hoc Support & Product...

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Support Team for SugarCRM Support Team for SugarCRM

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SnapLogic Integration Layer Implementation SnapLogic Integration Layer Implementation

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Blue prism robot for updating prices and new products Blue prism robot for updating...

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Web development in Agile/Scrum Web development in Agile/Scrum

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Customer Service System Customer Service System

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Development of Responsive Websites Development of Responsive Websites

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MS Dynamics AX 2012 system maintenance and development MS Dynamics AX 2012 system...

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Automation of the leasing application process Automation of the leasing application...

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Designing and delivering a system supporting the process... Designing and delivering a system...

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PROVIDER OF ENERGY MANAGEMENT SOLUTIONS

Development of a new Customer Portal Development of a new Customer...

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Worldwide pharmaceutical company

Integration platform migration to Openshift Integration platform migration to Openshift

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One of the largest banks in the US

Subscription Service - new generation Subscription Service - new generation

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Polish branch of the multinational auto and truck parts manufacturer

RPA Proof Of Concept RPA Proof Of Concept

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Technology Think Tank, consulting the management of IT strategies

Regulatory Reporting Hub Regulatory Reporting Hub

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Leading provider of financial services in USA and Canada

Credit Application Development Credit Application Development

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LEADER OF THE MEASUREMENT INDUSTRY

Releasing the Next Version of the Desktop Application Releasing the Next Version of...

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One of the largest banks in the US

Digital Systems Delivery Team Digital Systems Delivery Team

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Popular Polish TV station

Development of a Weather Mobile Application Development of a Weather Mobile...

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American multinational conglomerate corporation

Encompass 360 Belgium Encompass 360 Belgium

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Leading provider of financial services in USA and Canada

Vita Back Office (VBO) Application Vita Back Office (VBO) Application

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WORLD LEADER IN THE CONSTRUCTION OF ELECTRIC AND POWER GRIDS

Building Host and Storage System for Enterprise Transformers... Building Host and Storage System...

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Global provider of Claims Management Solutions

Support in the Development of Claims Management System Support in the Development of...

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Browse all

We can assist you on every step

01

Idea

02

Analysis & requirements

03

Solution design

04

Development

05

Testing

06

Maintenance

We know your business

Our services are suited to your industry

We support the world's major companies

Software Development & Maintenance

We provide ready-to-use, modern solutions, supporting the client throughout their entire development process, from concept definition to testing and maintenance

700+ Java developers

450+ .NET developers

250+ mobile & web developers

600+ embedded & C/C++ developers

250+ help desk experts

Latest news

SAP: Support for business digital transformation

The closer we are to those in need, the more we want to help – discover how Michał, Test and Analysis Engineer at...

Digital Health and Care and Regulatory Affairs. Learn how to effectively connect health and business for the benefit...

Get ready for the Get Digital Summit 2024! Register now and take your technology knowledge to the next level.

Improve competencies and achieve better business results — Sii Sales Academy has launched

Expanding beyond Europe. Learn more about Sii global partnership with ServiceNow

Cybersecurity without compromise. How Sii ensures medical device reliability and quality

10 benefits of HR outsourcing. Find out how Sii optimizes clients’ operational processes

Mastering AI the responsible way. Learn how Sii combines innovation with compliance with industry standards

EcoVadis Gold certification for Sii Group — Sii Poland among the 5% most sustainable IT companies

SAP: Support for business digital transformation

The closer we are to those in need, the more we want to help – discover how Michał, Test and Analysis Engineer at...

Digital Health and Care and Regulatory Affairs. Learn how to effectively connect health and business for the benefit...

Get ready for the Get Digital Summit 2024! Register now and take your technology knowledge to the next level.

Improve competencies and achieve better business results — Sii Sales Academy has launched

Expanding beyond Europe. Learn more about Sii global partnership with ServiceNow

Cybersecurity without compromise. How Sii ensures medical device reliability and quality

10 benefits of HR outsourcing. Find out how Sii optimizes clients’ operational processes

Mastering AI the responsible way. Learn how Sii combines innovation with compliance with industry standards

EcoVadis Gold certification for Sii Group — Sii Poland among the 5% most sustainable IT companies

Navigating cybersecurity services in the era of NIS 2

Tech-driven growth in the logistics industry through the advanced partnership | #SiiTalks

Redefining data excellence. The collaborative journey of Sii and Snowflake

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This content is available only in English version.

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Software Development
& Maintenance

What we do

Who we are

Careers

News

Contact

Цей контент доступний тільки в одній мовній версії.
Ви будете перенаправлені на головну сторінку.