Top QA & Software Testing Firms

Releases that break checkout, a mobile app that crashes on older Android phones, an API that slows under load: these are the failures QA and software testing companies are paid to catch first. They plan test strategy, write and run manual test cases, build automated suites in Selenium, Playwright, Cypress or Appium, and run performance, security and accessibility tests. Software teams hire them when developers are testing their own code, when release cycles are speeding up, before a major launch, or when an audit demands documented testing.

When comparing the firms below, look at the kinds of applications they test, the automation frameworks they work in, and whether testers join your sprints or work from a separate queue.

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We evaluate companies on verified profile data: services, pricing, locations, and portfolio. Client reviews are being collected. We may earn a fee for some placements. How we rank and verify

4,561 Companies

List of the Best QA & Software Testing Agencies

AFverse, Inc.
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Welcome to AFverse, a premier IT services firm committed to providing innovative technology and AI solutions. Our focus is on empowering businesses with advanced capabilities by harnessing artificial intelligence to foster innovation and reach their full potential in the digital age. At AFverse, we
Highlights
$1,000+
Min Project Size
$25-49/hr
Avg Hourly Rate
2-9
Employees
Services Provided+8 Services
8% AI Strategy & Roadmap Consulting
9% Machine Learning Model Development
5% Robotic Process Automation (RPA)
4% AI-Powered Document Processing
AI Summary
“AFverse, Inc. delivers tailored AI, data analytics, cloud, and software development solutions, empowering businesses to innovate and thrive through advanced, scalable IT services and expert consulting.”
EPAM Systems
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Since its founding in 1993, EPAM Systems, Inc. (NYSE: EPAM) has utilized its expertise in software engineering to establish itself as a leading global provider of digital transformation services. The company excels in digital and physical product development as well as digital platform engineering.
Highlights
$100,000+
Min Project Size
$50-99/hr
Avg Hourly Rate
10000+
Employees
Newtown, Pennsylvania, Us
Services Provided+29 Services
1% Frontend Development
1% Mobile App Development (iOS & Android)
1% Code Review & Technical Audits
1% QA & Software Testing
AI Summary
“EPAM Systems is a global leader in digital transformation, offering software engineering, product development, and consulting services with diverse teams serving clients worldwide.”
Dzentra
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We specialize in developing apps and websites that provide a pleasant user experience and bring happiness to your audience.
Highlights
$5,000+
Min Project Size
< $25/hr
Avg Hourly Rate
2-9
Employees
New Delhi, Delhi, In
Services Provided+21 Services
4% Custom Web Application Development
2% QA & Software Testing
1% Legacy System Modernization
4% Mobile App Development (iOS & Android)
AI Summary
“Dzentra develops apps and websites focused on delivering pleasant user experiences that engage and bring satisfaction to diverse audiences across various platforms.”
Nexisoft
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Nexisoft Technologies combines innovative digital solutions and resources to equip tech-forward businesses with superior products and services. Our state-of-the-art technology is set to transform businesses and processes globally.
Highlights
$1,000+
Min Project Size
< $25/hr
Avg Hourly Rate
2-9
Employees
Services Provided+9 Services
15% Mobile App Development (iOS & Android)
5% QA & Software Testing
8% Product UX Strategy
4% Mobile App UI Design
AI Summary
“Nexisoft Technologies delivers cutting-edge digital solutions and advanced technology, empowering businesses worldwide to enhance operations, innovate processes, and achieve superior performance.”
engineersTech
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🏆 engineersTech Named Among the Top 10 Software Companies in Bangladesh (2026) Are you in search of a dependable tech partner in Bangladesh? engineersTech has been officially acknowledged for its excellence in the following areas: ✅ E-commerce Development: Creating scalable, high-conversion onlin
Highlights
2-9
Employees
Services Provided+6 Services
8% Custom Web Application Development
7% Mobile App Development (iOS & Android)
3% API Development & Integration
7% E-Commerce Development
AI Summary
“engineersTech, a top Bangladeshi software firm, delivers scalable e-commerce, secure fintech, high-performance mobile apps, and custom ERP/CRM solutions, empowering diverse businesses globally.”
Brandify Design
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Brandify Design is a highly reliable name in the web design sector, offering fully tailored web design, web application penetration testing, mobile application penetration testing, and development services. Our goal is to deliver expert web solutions that support our esteemed clients in achieving bu
Highlights
$1,000+
Min Project Size
$25-49/hr
Avg Hourly Rate
10-49
Employees
Services Provided+6 Services
8% E-Commerce Development
12% Mobile App Development (iOS & Android)
5% QA & Software Testing
8% Custom Web Application Development
AI Summary
“Brandify Design delivers customized web and mobile solutions, including design, development, penetration testing, and digital marketing, supporting clients' business growth with expert, tailored services.”
Web Development India
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Web Development India is a renowned offshore software development company that offers a comprehensive array of IT services to clients worldwide. We specialize in web development and design, mobile application development for both Android and iOS, and SEO services in the USA and India. Additionally,
Highlights
$1,000+
Min Project Size
< $25/hr
Avg Hourly Rate
10-49
Employees
Indore, Madhya Pradesh, In
Services Provided+10 Services
10% Custom Web Application Development
8% Mobile App Development (iOS & Android)
8% E-Commerce Development
2% ERP & CRM Development
AI Summary
“Web Development India is a global IT services provider specializing in web and mobile app development, eCommerce, PHP applications, and SEO, delivering dynamic, responsive design solutions.”
Witmates Technologies Pvt Ltd
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WitMates is a collective of talented individuals focused on bringing your ideas and vision to life. Our motto is "Your Idea, Our Innovation!" As an information technology service provider, we assist aspiring entrepreneurs in transforming their ambitious concepts into state-of-the-art products. Clien
Highlights
$5,000+
Min Project Size
< $25/hr
Avg Hourly Rate
50-249
Employees
Indore, Madhya Pradesh, In
Services Provided+10 Services
3% Blockchain & Web3 Development
2% Legacy System Modernization
5% Frontend Development
5% Backend Development
AI Summary
“Witmates Technologies Pvt Ltd delivers custom software, AI-powered automation, and robust cloud infrastructure services, transforming client ideas into innovative, scalable solutions across multiple industries with technical expertise.”
UkrainianDevs
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We are a Ukrainian software development studio specializing in building applications that address business challenges. Our goal is to assist clients in engaging with customers and differentiating themselves in the crowded digital landscape.
Highlights
$10,000+
Min Project Size
$50-99/hr
Avg Hourly Rate
10-49
Employees
Lublin, Lublin, Pl
Services Provided+7 Services
13% Custom Web Application Development
6% Mobile App Development (iOS & Android)
4% E-Commerce Development
1% Blockchain & Web3 Development
AI Summary
“UkrainianDevs is a Ukrainian software studio offering custom software, mobile and e-commerce apps, AI, blockchain, UI/UX design, and branding services to deliver comprehensive digital solutions.”
Enegix, Inc.
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Enegix LLC – We Build Trust. Seriously. Enegix is a software development firm located in Delaware, offering secure, scalable, and user-centric digital solutions. We collaborate with startups, small to medium-sized enterprises (SMEs), and large companies across the USA, MENA, and globally to transfor
Highlights
$1,000+
Min Project Size
10-49
Employees
Services Provided+2 Services
18% Custom Web Application Development
18% Mobile App Development (iOS & Android)
12% E-Commerce Development
2% QA & Software Testing
AI Summary
“Enegix, Inc. is a Delaware-based software firm delivering secure, scalable digital solutions including custom web and mobile app development, SaaS, e-commerce, and UI/UX design for diverse global clients.”

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Top QA & Software Testing Firms

List of the Best QA & Software Testing Agencies

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