Legacy application modernization services

Redefine legacy systems that hold you back from realizing your business's full potential!

In today's fast-paced digital landscape, businesses cannot afford to be held back by outdated systems that hinder growth and innovation. That's where Coax Software comes in – our experts specialize in legacy software modernization services, transforming it into modern and agile solutions that enhance efficiency, security, and customer experience.

4.9 / 5
15 reviews
5 / 5
5 reviews
9.8 / 10
according to 2022

How to evaluate your system as “legacy”?

Legacy systems utilize obsolete programming languages and frameworks but are still operating and being used by enterprises. In simpler terms, these systems are often based on older technology and programming languages that are no longer widely used or supported.

If you're wondering whether you fall under the radar and need legacy modernization services, there are six factors that signal about your system need to be updated:

Why perform legacy application modernization?

The main idea for legacy modernization solutions is to renew your old software and equip it with more advanced technology for future success. So there are several reasons why a business might choose to perform legacy software modernization. Some of the major ones include, to:

Legacy software modernization services

Redesigning legacy software to be functional and advanced takes more than just a legacy software modernization company. At COAX, we specialize in providing modernization services that are tailored to your existing business' vision, user needs, and modern features.

We make it so your software retains its original ideology while it also satisfies the modern user.
Our services include:

Technology modernization

The expert developers at COAX use cutting-edge tools and modernization strategies to transform outdated technologies and features into modern, agile solutions that meet the evolving needs of your business.

UX modernization

Our design experts and developers audit and redesign user interfaces to ensure that your applications are user-friendly, intuitive, and engaging, leading to increased user adoption and more customer satisfaction.

Cloud migration

Cloud migration is the process of moving legacy software to cloud-based platforms. Our experts can help modernize outdated systems and seamlessly migrate them to the cloud. We will ensure your applications are secure, accessible, scalable, and easily managed in a cloud environment.

Data modernization

Data modernization is the process of updating and improving outdated data management systems. With our expertise in data analytics and management, we can help you seamlessly migrate your data to modern platforms and implement new data technologies that will enhance your business operations.


Transition from traditional processes to digital workflows, reducing costs and improving efficiency. Our experts will help you create the migration strategy and modern infrastructures you need to excel in the digital world.

Technologies we use in legacy software modernization

Using the right technology befitting to carry your legacy with more advanced functionality is the core of legacy system modernization services. Our team of professionals work on the latest advanced tech stack in the industry:


Redefine your legacy systems to keep your business in the lead with the COAX experts!

Legacy system modernization case studies

Antique e-commerce platform

With 120 thousand monthly visitors (81% of which is organic search traffic), project tops the list of most trusted and influential antique marketplaces in Great Britain. Project specializes in selling antique furniture, jewelry, silver, ceramics, art, and much more.

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The unique platform that combines strong technology with intricate operational abilities. Complex marketplace with all the necessary products for tourists: tickets, tours, accommodation, and transfers.

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What do clients say of us?

From the first day, the COAX team established themselves as optimistic. After the guys spent a dozen hours sorting out our problems and never once talked about money, we realized that this team was ready to go the extra mile.

We were finally convinced of the prospects for cooperation when the COAX CTO came to our British office in person with a detailed presentation of the renovation. You will not often find such an approach in the outsourcing development market

Richard Murray

CEO at Antique Ecommerce Marketplace

In working with COAX, we found them to be highly professional and have continued our ongoing relationship and cooperation with COAX on this project thanks to the ongoing support they continue to offer us. We have complete confidence that they will continue to be a responsible development partner.

Ashley Greenfelder

director of the Re:Plan

The team followed a clear direction and had an open-minded approach to creating a solution. The standard of the design is of a very high standard with a model that can be clearly presented to all current and future stakeholders.

George Johnson

We really liked working with COAX in the discovery phase very much! The team is great and very professional. By always asking the right questions, it helps guide the process in a clear direction and makes working together very efficient and successful.

Michael Dunphy

I was delighted by COAX Software’s attention to detail and ability to deliver such a complex project. COAX’s team is second to none designing, developing, and deploying websites. I highly recommend COAX to anyone looking for a reliable and talented web development team.

Mason Blake

Co-founder and CTO at Ratio

For almost 10 years now, I’ve enjoyed working with COAX Software on various projects. Their team of highly-talented, cross-functional software engineers and architects helps us meet development timelines quickly and reliably.

Joe Heenan

CEO, Proteineer

Our clients

COAX's client logo RoadstrCOAX's client logo CarezappCOAX's client logo PeercentsCOAX's client logo ParlappCOAX's client logo Lo:liveCOAX's client logo ProteineerCOAX's client logo OptinetCOAX's client logo TaxodCOAX's client logo RatioCOAX's client logo FortayCOAX's client logo Armor 2020COAX's client logo ElevateCOAX's client logo WemoveCOAX's client logo KrytterCOAX's client logo SiteSurvey

Why COAX for the legacy modernization?

Scalable and flexible  

We understand that application modernization services are a continuous process and focus on building systems that can scale and evolve with your business. Our solutions are designed to be flexible and adaptable, enabling your business to stay ahead of the competition.

Impeccable security  

We take security seriously and ensure that all modernized systems are secure by design. Our experts use industry-standard security practices and methodologies to ensure that your modernized systems are protected from cyber threats and data breaches.

Experienced professionals

Our team consists of highly skilled professionals with extensive experience in legacy modernization. We have a proven track record of delivering successful modernization projects and are committed to providing excellent service and support.

Adaptable team

We understand that every business is unique, and our solutions are tailored to your specific needs. Our team works closely with you to understand your business requirements and provide a customized modernization plan that fits your goals and budget.

Fully agile methodology

We understand the importance of agility in today's fast-paced business environment. Our modernization services are designed to enable your business to respond quickly to changing market conditions and stay above the curve.

Ongoing assistance

Our support doesn't end once the modernization project is complete. We offer ongoing assistance and support to ensure that your modernized systems continue to meet your business needs and stay up-to-date with the latest technologies.

Industries we work with

Solutions we deliver


How does legacy modernization improve my business?

Legacy application modernization services can help improve your business in various ways. By updating outdated systems and technology, you can increase efficiency, productivity, and reduce operational costs. Modernization can also help you stay competitive by improving customer experience, providing real-time data insights, and enabling faster decision-making.

How long will you take to deliver a modernization project?

The timeline for a modernization project varies depending on the scope, complexity, and resources required. At COAX, we work closely with our clients to develop a project plan that outlines the timeline and milestones for the project. We strive to deliver projects within a reasonable time frame while ensuring quality and accuracy.

What if my team doesn't understand the latest functionality after the updates?

As experts with years of experience working in the field, we understand the importance of user adoption and can provide training and support to help your team understand the latest functionality and updates. We can also work with your team to ensure a smooth transition and provide ongoing support to address any issues or concerns that arise even after the initial setup is completed along with the project.

How do you undertake legacy modernization projects?

Our team follows a proven process for undertaking legacy modernization projects. This involves a discovery phase to accommodate the ideas you have, a detailed assessment of your legacy systems, UX audits, identifying areas for modernization, developing a modernization plan, and recreating your legacy code with a phased development  approach. We work closely with you to ensure that the modernization plan aligns with your business goals and delivers measurable results for your users, team, and growth.

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What we’ll do next?

We will contact you within 24 hours


We'll clarify your expectations, business objectives, and project requirements


We'll develop and accept a proposal


Following that, our partnership can begin