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.

How this list is built

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

admiral.digital
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admiral.digital is a full-service digital marketing agency that leverages technology to enhance performance. Our team collaborates closely with yours as embedded digital experts to map customer journeys, develop strategies, implement effective digital marketing, and deploy technology solutions. We u
Highlights
$10,000+
Min Project Size
$50-99/hr
Avg Hourly Rate
10-49
Employees
My
Services Provided+17 Services
10% Media Planning & Budget Allocation
10% Pay Per Click
10% Product UX Strategy
10% Custom Web Application Development
AI Summary
“admiral.digital is a full-service digital marketing agency specializing in technology-driven strategies, marketing technology solutions, data infrastructure, and customer journey optimization for diverse global clients.”
MANDLI Technologies Private Limited
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Headquartered in Bengaluru, MANDLI Technologies is a rapidly expanding provider of IT and BPO services in India. Our team is committed to ensuring client satisfaction by delivering exceptional services. MANDLI Technologies consistently guarantees quality solutions that contribute to the advancement
Highlights
$5,000+
Min Project Size
$25-49/hr
Avg Hourly Rate
250-999
Employees
Bengaluru, Karnataka, In
Services Provided+76 Services
5% Managed IT Services
3% Customer Support Outsourcing
3% Graphic Design
3% Other IT Consulting and SI
AI Summary
“MANDLI Technologies, Bengaluru-based, offers diverse IT and BPO services including logistics, finance, real estate, eCommerce, digital marketing, and more to drive business growth and efficiency.”
A
Armdia Systems
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Armdia Systems is a software development consultancy located in the UK, focusing on bespoke application development, artificial intelligence, data engineering, and enterprise software integration. We collaborate with startups, small and medium-sized enterprises, and large organizations to create, de
Highlights
2-9
Employees
Services Provided+24 Services
6% Custom Web Application Development
3% QA & Software Testing
4% Legacy System Modernization
3% Code Review & Technical Audits
AI Summary
“Armdia Systems is a UK-based software consultancy specializing in bespoke application development, AI integration, data engineering, enterprise solutions, and cloud infrastructure for diverse clientele.”
Zigatta
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We are a dedicated team of visionaries, advocates, and innovators. This enthusiasm drives us to consistently question traditional ideas. At Zigatta, we welcome change and take pride in our ability to create value by linking clients with outstanding talent and cutting-edge technologies, all while con
Highlights
50-249
Employees
Frisco, Texas, Us
Services Provided+30 Services
2% CMS Development & Customization
2% Legacy System Modernization
2% Mobile App Development (iOS & Android)
2% ERP & CRM Development
AI Summary
“Zigatta connects clients with top talent and innovative technologies, specializing in Digital Experience, Software Engineering, Marketing Technology, and Resource Enablement to drive value and change.”
ConturSoft
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ConturSoft is a software development company established in 2014 by a team of innovative and passionate individuals. Since our inception, we have successfully provided customized software services to both tech-driven companies and start-ups. Our scalable offerings cater to businesses of all sizes. D
Highlights
$5,000+
Min Project Size
$25-49/hr
Avg Hourly Rate
10-49
Employees
Services Provided+20 Services
8% Mobile App Development (iOS & Android)
4% Code Review & Technical Audits
5% QA & Software Testing
5% E-Commerce Development
AI Summary
“ConturSoft, founded in 2014, delivers customized software development services across industries like Retail, Fintech, and Healthcare, managing all software lifecycle phases with comprehensive expertise.”
Arnology
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Our team of IT experts boasts over 6 years of experience in developing custom websites and solutions that reflect our clients' brands and ideas. We aim to bring these ideas to life as functional prototypes. We take pride in offering guidance to our clients on what will benefit their businesses the m
Highlights
$10,000+
Min Project Size
$25-49/hr
Avg Hourly Rate
10-49
Employees
Services Provided+7 Services
8% Custom Web Application Development
5% Mobile App Development (iOS & Android)
3% E-Commerce Development
8% Backend Development
AI Summary
“Arnology offers expert custom software, web, and mobile development, UI/UX design, and cybersecurity services, leveraging extensive technical expertise to deliver tailored, user-centered digital solutions.”
Xotech solution - Out of Business
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Xotech is a software development firm dedicated to providing efficient outsourcing solutions for software development to its clients.
Highlights
$5,000+
Min Project Size
$25-49/hr
Avg Hourly Rate
250-999
Employees
Mississauga, Ontario, Ca
Services Provided+9 Services
10% Custom Web Application Development
5% Mobile App Development (iOS & Android)
7% Backend Development
5% Frontend Development
AI Summary
“Xotech Solution was a software development firm specializing in delivering efficient outsourcing services for diverse client software development needs before going out of business.”
Innovative Widget
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We offer a comprehensive range of cutting-edge digital solutions designed to enhance your business's online visibility and draw in customers. Our dedication lies in collaborating closely with you to develop the most innovative and budget-friendly digital solutions tailored to your needs.
Highlights
$1,000+
Min Project Size
$25-49/hr
Avg Hourly Rate
10-49
Employees
Services Provided+7 Services
8% E-Commerce Development
10% Custom Web Application Development
7% Mobile App Development (iOS & Android)
5% API Development & Integration
AI Summary
“Innovative Widget delivers advanced, cost-effective digital solutions to boost business online presence and customer engagement through collaborative, tailored strategies.”
C
company
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We are a leading mobile app development agency that specializes in technology and software development services, including website and mobile app creation, IT management, cloud infrastructure, SEO, and more. Our primary focus is on understanding your business needs to provide tailored solutions that
Highlights
$50-99/hr
Avg Hourly Rate
50-249
Employees
Services Provided+7 Services
14% Mobile App Development (iOS & Android)
5% Custom Web Application Development
3% E-Commerce Development
3% QA & Software Testing
AI Summary
“Company is a versatile technology agency specializing in mobile and web app development, custom software, UX/UI design, branding, and e-commerce solutions tailored to diverse business needs.”
D
Duture Consulting
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Duture assists organizations in enhancing their digital strategy, emphasizing sales and marketing.
Highlights
$5,000+
Min Project Size
$25-49/hr
Avg Hourly Rate
10-49
Employees
Services Provided+5 Services
14% Custom Web Application Development
8% QA & Software Testing
8% ERP & CRM Development
3% Code Review & Technical Audits
AI Summary
“Duture Consulting specializes in advancing organizations' digital strategies with a focus on optimizing sales and marketing effectiveness to drive business growth and performance.”

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Top QA & Software Testing Firms

List of the Best QA & Software Testing Agencies

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