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Your Trusted IT Software Development Partner

For over 12 years, STS Software has been building solid software for all-size businesses, from startups to big companies. We handle the whole process of software development lifecycle (SDLC), from requirements gathering and software design, to getting it out there and keeping it running. We use Agile software engineering to being more adaptable and create bespoke software that fits you perfectly. 

  • Min project size
    $10,000+
  • Hourly rate
    $50 - $99 / hr
  • Employees
    50 - 249
  • Locations
    Reston, VA
  • Year founded
    Founded 2021

1 Locations

  • Reston , VA

Select Focus Area
Application Platforms
Windows server
20%
Amazon Application Development Framework
15%
Azure Platform
15%
Heroku
10%
Linux server
10%
Other app platform
10%
AI Technologies & Models
Adobe Firefly
20%
OpenAI Jukebox
15%
Stable Diffusion
15%
Craiyon
10%
Dreamfusion
10%
Facebook OPT
10%
Codegeex
5%
GPT-Neox
5%
Open AI Dall-E 2
5%
Tabine
5%
CMS Focus
Adobe Experience Manager CMS
40%
Frameworks and CMS
.NET
13%
Oracle Application Development Framework
13%
IT Managed Services Focus
Managed Software Application & Solutions
25%
Network
15%
Other IT managed services
15%
Security
15%
Software Expert Witness
15%
Programming & Scripting
ASP
10%
C#
10%
Java
10%
Objective C
10%
PHP
10%
Python
10%
Ruby
10%
SQL
10%
Industries
Financial services
20%
Information technology
20%
Advertising & marketing
10%
Arts, entertainment & music
10%
Energy & natural resources
10%
Government
10%
Medical
10%
eCommerce
10%
Clients
Midmarket ($10M - $1B)
55%
Enterprise (>$1B)
25%
Small Business (<$10M)
20%
Certified in:
Custom Software Development

Pricing Snapshot

Min. project size $10,000+
Avg. hourly rate $50 - $99 /hr
Rating for cost 5 /5

What Clients Have Said

Clients praise STS Software for delivering good value for cost and fitting project budgets well. They have successfully completed projects for companies of various sizes, typically involving 2-5 team members, while ensuring effective communication and timely delivery.

This summary is based on verified Clutch reviews.

Most Common Project Size

$10,000 - $49,999 based on 5 reviews
< $10,000 $10,000 - $49,999 $50,000 - $199,999 > $200,000

Select a service to see pricing information

Highly Rated Similar Providers

STS Software Review Insights

Overall Review Rating

5.0
  • Quality 5.0
  • Schedule 5.0
  • Cost 5.0
  • Willing to Refer 5.0

Top Mentions

Review Highlights

  • Engaged and Driven Team

    The team at STS Software is noted for being engaged and driven, actively collaborating with clients and thinking alongside them to deliver solutions beyond just code development.

  • Successful API Frontend Development

    STS Software successfully developed a frontend for an API, distributing apps and updates to over 250,000 users. This project demonstrated their capability in handling large-scale deployments.

  • No Areas for Improvement

    Reviews consistently indicate satisfaction with STS Software's services, with no suggested areas for improvement, reflecting their ability to meet client expectations fully.

  • Proficiency in System Integration

    STS Software effectively created a tailored communication bridge for system integration, supporting logistics and inventory management, demonstrating their strong technical skills in handling complex integrations.

  • Commitment to Quality Outcomes

    Clients appreciate STS Software's commitment to quality outcomes, especially in complex tasks like third-party system integrations. Their dedication to using the latest technology and streamlining processes is commendable.

STS Software Reviews

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Services
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Magento Platform Update for Medical Association

  • AI Development Custom Software Development Low/No Code Development
  • $10,000 to $49,999
  • Dec. 2013 - Dec. 2019
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

"Working with STS Software has been a delightful experience, and the entire process has gone incredibly well."

Sep 23, 2025
Executive Director, Association of British Neurologists
Emily Linnemann
Verified
  • Medical
  • London, England
  • 11-50 Employees
  • Online Review
  • Verified

A medical association hired STS Software to upgrade their Magento platform. The team created the Magento backend, conducted UI research, integrated the CRM into the Magento backend, and provided maintenance.

Frontend Development for Software Development Company

  • Custom Software Development IT Managed Services IT Strategy Consulting
  • $10,000 to $49,999
  • Aug. 2010 - Nov. 2019
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

"Their team members are all very engaged and driven."

Sep 17, 2025
CEO, ABNK Premium Systems
Vito Khaliman
Verified
  • Other industries
  • Colwyn Bay, Wales
  • 11-50 Employees
  • Online Review
  • Verified

A software development company hired STS Software to develop a frontend for their API. The team created wireframes and mockups, provided a workload estimate, and helped keep developing the platform.

Communication Bridge & Protocol Dev for Software Dev Co

  • Custom Software Development IT Managed Services Web Development
  • $10,000 to $49,999
  • June 2010 - Nov. 2020
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

“We were especially pleased by their strong commitment to the project.”

Sep 17, 2025
Director, 3X Software Ltd
Karen Anfield
Verified
  • Information technology
  • Colwyn Bay, Wales
  • 11-50 Employees
  • Online Review
  • Verified

STS Software developed a communication bridge and protocol that was tailored to a website, a new WMS API, and the Linkeepers API for a software development company. 

Cybersecurity Services for App Development Company

  • AI Development Custom Software Development IT Managed Services
  • $50,000 to $199,999
  • May 2010 - Mar. 2023
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

"The most notable thing is the team's smooth integration into our operations."

Sep 18, 2025
Founder, 3Advance
Paul Murphy
  • Other industries
  • Washington, District of Columbia
  • 11-50 Employees
  • Online Review

An app development company hired STS Software to provide cybersecurity services. The team helped the client strengthen their security architecture, handle incidents, and identify risks.

Usability Testing Services for Health Organization

  • Custom Software Development IT Managed Services IT Strategy Consulting
  • $50,000 to $199,999
  • Nov. 2014 - May 2023
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

"Their dedication to the project was impressive."

Sep 18, 2025
Founder & CEO 360 Collaborative Space, Prisma Health
Cassandra Severin
  • Hospitality & leisure
  • Mauldin, South Carolina
  • 5,001-10,000 Employees
  • Online Review

A health organization hired STS Software to conduct usability testing with eight native Romanians using desktop and mobile prototypes. The team also created a document summarizing the test.

Showing 1-5 of 5 Reviews

Custom Software Development

Custom software development refers to the process of creating software from the ground up to satisfy the specific needs of an individual business, department, or set of users. When you pick STS Software GmbH for your custom software development project, you can rest assured that you’ll have access to cutting-edge infrastructure and a mature process

Small

$3,000 /month
  • Project Strategy and Roadmap
  • User Research
  • Product Discovery and Design
  • Prototype Building
  • UI Design and Development

Large

$6,000 /month
  • Project Strategy and Roadmap
  • User Research
  • Product Discovery and Design
  • Prototype Building
  • UI Design and Development
Features

Small

$3,000

/mo

Medium

$5,000

/mo

Large

$6,000

/mo

Project Strategy and Roadmap

User Research

Product Discovery and Design

Prototype Building

UI Design and Development

Usability Testing Services

Quality assurance and control

Baseline & benchmark testing

Continuous Performance Testing

API Integration Services

Application rearchitecture

End-to-end migration

DevOps

Small

$3,000

/mo

Project Strategy and Roadmap

User Research

Product Discovery and Design

Prototype Building

UI Design and Development

Usability Testing Services

Quality assurance and control

Baseline & benchmark testing

Continuous Performance Testing

API Integration Services

Application rearchitecture

End-to-end migration

DevOps

Medium

$5,000

/mo

Project Strategy and Roadmap

User Research

Product Discovery and Design

Prototype Building

UI Design and Development

Usability Testing Services

Quality assurance and control

Baseline & benchmark testing

Continuous Performance Testing

API Integration Services

Application rearchitecture

End-to-end migration

DevOps

Large

$6,000

/mo

Project Strategy and Roadmap

User Research

Product Discovery and Design

Prototype Building

UI Design and Development

Usability Testing Services

Quality assurance and control

Baseline & benchmark testing

Continuous Performance Testing

API Integration Services

Application rearchitecture

End-to-end migration

DevOps

Locations (1)

12110 Sunset Hills Road RestonVA, United States 20190

41 - 49

Contact STS Software

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