Top Legacy System Modernization Companies

A high-performing Legacy System Modernization solution can accelerate growth, boost customer engagement, and create new revenue streams—but only if it's built by a team you trust. Edverise makes it easy to connect with leading Legacy System Modernization companies around the globe. Providers and reviews are vetted extensively to ensure that we capture verified client feedback, project details, and measurable results. Use Edverise's filters to sort partners by budget, industry expertise, and location. Start comparing profiles to find the right match for your project.

Ratings Updated: August 6, 2026

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4,444 Companies

List of the Best Legacy System Modernization Agencies

Crux DigitalProfile set up by Edverise AI
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Crux Digital is a digital agency dedicated to creating products centered around customer experiences. Our work is typically vital for a business's success; it often involves customer-facing software or internal tools that support the essential operations of the organization. We prioritize developing
Highlights
$25,000+
Min Project Size
50-99
Avg Hourly Rate
10-49
Employees
Services Provided
65% Custom Web Application Development
25% Mobile App Development (iOS & Android)
10% Legacy System Modernization
AI Summary
“Crux Digital is a digital agency specializing in customer-centric software and scalable design systems that enhance organizational efficiency and drive successful product development.”
Jaro.devProfile set up by Edverise AI
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Fortune 500 businesses and venture capital-supported startups rely on us to deliver their minimum viable products and the most intricate projects.
Highlights
$10,000+
Min Project Size
2-9
Employees
Services Provided
50% Custom Web Application Development
20% Legacy System Modernization
30% Frontend Development
AI Summary
“Jaro.dev partners with Fortune 500 firms and startups to develop minimum viable products and complex projects, offering broad software development expertise across diverse industries.”
Clear App DevelopmentProfile set up by Edverise AI
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Clear App Development is a renowned mobile app development company located in Los Angeles, California. We assist enthusiastic individuals in creating innovative apps for iOS, iPhone, iPad, and Android, all while adhering to deadlines and budget constraints. Our expertise lies in enhancing existing m
Highlights
$1,000+
Min Project Size
50-99
Avg Hourly Rate
2-9
Employees
Services Provided
80% Mobile App Development (iOS & Android)
10% Custom Web Application Development
10% Legacy System Modernization
AI Summary
“Clear App Development in Los Angeles specializes in agile iOS and Android mobile app creation, enhancement, and platform migration, delivering innovative solutions within deadlines and budgets.”
HegecodeProfile set up by Edverise AI
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Fostering and advancing innovation.
Highlights
2-9
Employees
Services Provided
50% Custom Web Application Development
20% Legacy System Modernization
30% Frontend Development
AI Summary
“Hegecode specializes in fostering and advancing innovation through diverse capabilities, delivering innovative solutions that drive growth and technological progress across various sectors.”
CODE AT ITProfile set up by Edverise AI
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CODE AT IT (Codeatit) is a Romanian software engineering firm that specializes in creating secure, high-availability systems for FinTech and regulated industries. We develop robust Java/Spring Boot microservices, upgrade legacy systems, and deploy IAM/SSO solutions (OIDC/OAuth2/JWT/SAML) while adher
Highlights
$50,000+
Min Project Size
25-49
Avg Hourly Rate
2-9
Employees
Services Provided+1 Services
35% API Development & Integration
20% Custom Web Application Development
5% E-Commerce Development
40% Legacy System Modernization
AI Summary
“CODE AT IT is a Romanian software engineering firm delivering secure, reliable software solutions—from architecture to cloud deployment—for FinTech and regulated industries, specializing in Java microservices and identity management.”
VenturiX SolutionsProfile set up by Edverise AI
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VenturiX Solutions is a forward-thinking custom software development firm that focuses on creating mobile and web solutions. Our goal is to make an impact by transforming innovative ideas into groundbreaking products. We resonate with Jim Carroll's statement, "Think Big, Start Small, Scale Fast." We
Highlights
$10,000+
Min Project Size
50-249
Employees
Sao Paulo, Sao Paulo, Br
Services Provided+2 Services
25% Custom Web Application Development
25% Mobile App Development (iOS & Android)
20% Backend Development
10% E-Commerce Development
AI Summary
“VenturiX Solutions specializes in custom mobile, web, embedded, and legacy system software, delivering tailored, innovative solutions that drive business success and scalability.”
ExoSystemsProfile set up by Edverise AI
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We develop web and mobile applications for small and medium-sized enterprises (SMEs) and larger companies in just six weeks. Launch Your Business App Quickly Time is crucial, especially when you have a brilliant app idea that needs to hit the market at the right time. We are here to assist you! Trus
Highlights
$25,000+
Min Project Size
50-99
Avg Hourly Rate
10-49
Employees
Randburg, Gauteng, Za
Services Provided
40% Custom Web Application Development
55% Mobile App Development (iOS & Android)
5% Legacy System Modernization
AI Summary
“ExoSystems develops reliable, cross-platform web and mobile applications for SMEs and larger companies rapidly, using agile methodologies and low-code tools to deliver tailored, market-ready solutions in six weeks.”
RD DEV SolutionsProfile set up by Edverise AI
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RD DEV Solutions is a custom software development firm established in 2012 in Ukraine. We create software solutions that address the most difficult challenges faced by modern businesses. Whether we're developing a minimum viable product (MVP) for a new startup or improving an existing software produ
Highlights
$5,000+
Min Project Size
25-49
Avg Hourly Rate
10-49
Employees
Kharkiv, Kharkiv, Ua
Services Provided
50% Custom Web Application Development
10% E-Commerce Development
30% Mobile App Development (iOS & Android)
10% Legacy System Modernization
AI Summary
“RD DEV Solutions, founded in 2012 in Ukraine, delivers custom software development, technology consulting, and dedicated teams, serving startups and SMEs globally with complex, tech-driven solutions.”
Angular Developer TeamProfile set up by Edverise AI
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Recruit Angular Developers - Outsource your Angular projects to a rapidly growing Angular Development company on an hourly, weekly, or monthly basis. Allow us to create highly interactive and data-driven Angular web applications. Our team possesses exceptional expertise in AngularJS, as well as Angu
Highlights
10-49
Employees
Services Provided
45% Custom Web Application Development
20% Mobile App Development (iOS & Android)
15% E-Commerce Development
20% Legacy System Modernization
AI Summary
“Angular Developer Team specializes in delivering dynamic, data-driven Angular web applications across versions, employing modern technologies and best practices to meet diverse client needs efficiently.”
IntelygenzProfile set up by Edverise AI
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We are a group of developers, dedicated learners, and ambitious innovators focused on improving businesses by implementing AI-driven automation solutions. Founded in 2002, Intelygenz has consistently prioritized high-quality software development. With more than 20 years of experience in creating, de
Highlights
$25,000+
Min Project Size
50-99
Avg Hourly Rate
50-249
Employees
Madrid, Madrid, Es
Services Provided+2 Services
40% Legacy System Modernization
60% Custom Web Application Development
40% Machine Learning Model Development
20% Cloud Consulting & SI
AI Summary
“Intelygenz, founded in 2002, offers AI-driven automation and software development, partnering globally to enhance business efficiency and support innovation for multinational R&D teams.”

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