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Application Modernisation

Evolve your legacy systems into scalable, cloud-native architecture without disrupting your organisation. 

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The foundation your next decade is built on

Every day a legacy system stays in place is a day your competitors get further ahead. Monolithic architectures create ceiling effects; to the point where you cannot move faster, no matter how many people you throw at it. The result being your best engineers spend most of their time managing crises instead of building what the business needs next.

Application modernisation from Altron removes that ceiling. We evolve your legacy systems incrementally, safely, and without switching everything off at once, into scalable, cloud-native architectures that let your teams ship continuously. We help ensure outages are prevented, release cycles are accelerated, and your engineers are redeployed to building the foundations of what’s next. 

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Outages reduced from 3 - 5 hours fortnightly
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Of orders completed within 30 seconds after system modernisation
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Faster deployment cycles

How we deliver cloud acceleration

We begin by assessing your application landscape, to understand which systems limit your speed, where customers experience friction, and if launches are inhibited because your platform won’t support them.

We help understand what to evolve, what to replace, and what to retire. Where appropriate, we apply proven modernisation patterns (such as the Strangler Pattern), for incrementally evolving monoliths into microservices, refactoring for cloud-native deployment, and replatforming onto managed cloud infrastructure.

We can also install blue-green deployment models and automated observability from the outset, so releases are low-risk and performance is visible from day one. 

The engagement runs in three stages - you stay in control at every step:

Stage 1 Assessment

First, an assessment of your application estate, including architecture, dependencies, performance, and risk.

Stage 2 Business case and roadmap

Second, a business case and modernisation roadmap: what to tackle, in what order, and what it will deliver at each step.

Stage 3 Delivery programme
Third, a delivery programme structured around a win cycle. That is picking an outcome, delivering it in 4–6 weeks, and proving value before committing to more.

Built on AWS

 

Partner Amazon

AWS

Our primary platform for cloud acceleration. Projects delivered on AWS use native services including EC2, RDS, Lambda, ECS, and AWS Migration Hub.

 

 

Where this has already worked

mobile-phone-call-funny-black-woman-office-communication-conversation-chat-smartphone-happy-african-business-professional-listen-laugh-discussion-with-contact-coworking-workplace Case study
Telco Large SA Telco

Modernising a CRM monolith with API-first microservices and minimal disruption.

50M+ Subscribers served
50+ Systems integrated
Find out more
mobile-business-hotel-man-cafe-with-phone-call-coffee-luggage-lobby-trip-communication-travel-booking-happy-businessman-lounge-smartphone-with-hospitality-suitcase-drink Case study
Telco Major Mobile Network Operator

Keeping business-critical platforms running through intelligent, automated operations and recovery.

99%+ Platform availability
100% Uptime achieved by one platform
Find out more

Security by design, not by retrofit.

Legacy architectures accumulate security debt alongside technical debt. Modernisation removes both simultaneously.

Our application modernisation engagements embed DevSecOps practices from the outset: automated security scanning in the CI/CD pipeline, secrets management, and POPIA-aligned data handling at the application layer.

Blue-green deployment models eliminate the risk of insecure releases reaching production. Every modernised architecture is designed to improve your security posture, not preserve the vulnerabilities buried in the existing system. 

Related capabilities

Related capability App Modernisation and Cloud

Cloud acceleration

Once your applications are modernised, cloud is the natural next step, and often the environment modernisation is delivered into.

 

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Related capability App Modernisation and Cloud

Data platform modernisation

Modern applications need modern data. This is how we modernise the data layer alongside the application stack. 

Learn more
Related capability App Modernisation and Cloud

DevSecOps and delivery

The practices and pipelines that make continuous, low-risk releases possible at scale.

Learn more
Related capability App Modernisation and Cloud

Enterprise application services

Keep your enterprise applications performing and integrated as the broader stack evolves. 
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Not sure what your legacy systems are really costing you? We’ll give you an honest picture. 
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