A Well-Proven Software Development Company in Ukraine

IT Services to Help You Reach Your Goals

SYTOSS offers a full-cycle of custom software development

SYTOSS is a Ukraine-based custom software development provider, dedicated to developing technologically advanced, well-performing and robust software solutions.

We can help you bring your business idea to life in its entirety, add value to your current project, or assist your company in cost-effectively implementing a project on behalf of your clients.

Regardless of whether it is consulting, business analysis, software engineering, system integration or software support you need, we have the right skills, experience and resources to solve all your needs. Reliably, affordably and with premium quality.

Extensive Experience in Implementing Large-Scale and Complex Custom Software Development Projects

For over a decade, we've been engaged in helping several industry heavyweights reach their business goals and stay at the forefront of their industries. We have been a success across the board.

Leading Telecom Companies from:

  • Austria
  • Belarus
  • Bulgaria

Leading Global Information Technology Companies from:

  • the USA
  • Israel

Our Company's Engagement Models

We are a seasoned software development company, skilled in creating custom software using an array of cutting-edge software development methodologies and techniques.

In order to better respond to your needs, SYTOSS offers all the main client engagement models.

We are always flexible, customer-focused and project-oriented.

Hire Dedicated Developers in Ukraine

We use our company's in-depth industry expertise and our location in one of the world's most well-known software outsourcing hub centers to hire crème-de-la-crème software developers on your behalf.

Whether you need to seamlessly extend your in-house team, or to staff a software development project in its entirety, we can help you with excellent quality and in the shortest possible time.

You define the objective, we take all the risks

Are you looking to implement a startup idea, or just want to expand an existing project with more features, but would hate to be continually adjusting the project budget as a result of missed timelines? In this case, the Fixed Price engagement model can come in handy.

This engagement model allows you to retain full control over your costs, milestones and go-live dates.

All Software Development Services.
End-to-End. All in One Place.

Do you want a startup idea implemented from the ground up? Or does your company need help managing your remote teams, so that your in-house experts can focus on some other, more important activities?

In both cases, the Managed Software Development engagement model would be the right choice for you. All you need to do is define the project scope and milestones and we will take care of all the rest, from any required business analysis and project planning, to project delivery and project support.

Start Benefitting from
Custom Software Development in Ukraine Now!

Custom software development company in Ukraine

What Our Clients Say

A Telecom Company. Custom Software Projects - Testimonial

Thomas Kamsker

"I've had the benefit of closely working with many members of this awesome team ever since 2004. We've relied heavily on SYTOSS on a number of occasions and they've been central to the success of no less than a dozen complex projects I was in a charge of implementing. Their developers are very good and fast and the best is they keep up this quality now in generations of developers.

As a software provider, they know most things Telecom inside out. I believe SYTOSS is an incredible partner, - hugely knowledgeable, dependable and easy to deal with."

Enterprise Architect
A Custom Telco Software Development Project

Dmitry Sergey

"We’ve been collaborating with SYTOSS extensively on a massive-scaled project for the Belarussian Telecom giant Velcom and have found them to be highly professional, cooperative and dependable. Their experts have an in-depth understanding of the Telecom business processes and they are, certainly, very competent as IT professionals.

We hope our cooperation with SYTOSS will continue and we look forward to working together with them on other Telco projects."


SYTOSS Company. The Best Software Development Outsourcing Company

Manfred Schüller

"I’ve been collaborating with their core team for close to 15 years and I've also been working with them as SYTOSS for over 6 years.

As SYTOSS, they’ve been instrumental in implementing a mission-critical Billing project of nationwide importance and they’ve done a great job of it, - across the board…. Superior quality, an amazing ability to overcome any technical challenges, the ability deliver extremely complex and large-scale functionality, - I think SYTOSS has everything to make a fabulous technology partner, both highly competent and very reliable...

Billing Delivery Lead

Featured Articles

Data Science and Business Analysis: a Marriage to Shape Most Businesses’ Future
Business analysis , AI, Data Science and Neural Networks

Data Science and Business Analysis: a Marriage to Shape Most Businesses’ Future

Previously, hiring Business Analysts was no big deal. Business Analysis techniques, practices and toolset have barely undergone any changes in many years. However, the Business Analysis landscape has recently been altered by Big Data in a really big way.

Data Science has equipped Business Analysts with a new toolset. It has both enabled them to derive much deeper insights about their clients’ businesses and needs, and forecast how the latter are more likely to develop in the future. The newly acquired ability has been crucial enough for a new generation of Business Analysis, Business Intelligence Analysis, to come into being. Why should those, looking to hire Business Analysts now consider hiring Business Intelligence Analysts to handle their projects?

Read More
Industry 4.0: What Can Help Fuel the Change?
AI, Data Science and Neural Networks , Enterprise Software Development

Industry 4.0: What Can Help Fuel the Change?

It is now time-proven that Industry 4.0 is not a mere high-flown concept, but, indeed, the near future of the economies of all industrialized nations.

What resources will this gargantuan change require, and how can a country like Ukraine, which is in possession of vast IT and other resources, take part in the process and help make Industry 4.0 a reality on the pan-European scale?

Read More
Billing Orchestration: How to Make All of Your Billing Software Work Coherently?
Enterprise Software Development

Billing Orchestration: How to Make All of Your Billing Software Work Coherently?

Billing software is what enables Telecom companies to profit from their service offerings. However, there is seldom one single Billing application that is used to bill for any combination of the company’s services. Most often, different services are billed for using different apps and there are always several different applications involved in the process.

How to make these applications interact with one another coherently?

Read More

Get in Touch with Us

We’d be delighted to hear from you, provide more information or discuss how we can be of assistance. Just drop us a line and we’ll get back to you in the shortest possible time. Thank you!

Email us



Call us

+380 57 784 16 57
+380 57 784 16 59 (fax)


Find us at the office

9D, Nauky Ave,
61000 Kharkiv,

Contact Us