Legacy systems rebuilt for the AI era

Reduce the cost and risk of running platforms that were not built for today's requirements.

Trusted by financial institutions

ANZProspaClearViewIAGMorrison SecuritiesScotPacABL CorpEY
The challenge

Legacy platforms are the bottleneck to AI readiness

Australian financial services firms spend up to 80% of their IT budgets maintaining legacy systems. These platforms were not designed for AI, cloud architectures, or current regulatory standards. The cost is not just financial. Old infrastructure limits your ability to adopt new technology, respond to market changes, and attract good engineers.

80%

of IT budgets on maintenance

not new technology

Gartner, 2025

80%

Migrations fail

Core banking projects

Objectway, 2024

40%

Developer time lost

To technical debt

Stripe, 2024

$57B

Annual cost by 2028

Legacy maintenance globally

IDC Financial Insights, 2025

4 integrated capabilities

Our services

Four integrated capabilities that take legacy platforms from risk to readiness in regulated environments.

01

Infrastructure Assessment

Audit current estate, dependencies, and technical debt against regulatory requirements.

Dependency mapping Technical debt analysis Regulatory alignment
02

Cloud Migration

Incremental migration to AWS, Azure, GCP, or Cloudflare with zero unplanned downtime.

AWS / Azure / GCP / Cloudflare Strangler fig patterns Zero downtime
03

Data Platform Modernisation

Legacy warehouses rebuilt as modern lakehouses with real-time ingestion and consistent data controls.

Lakehouse architecture Real-time ingestion Data governance
04

Application Re-architecture

Monoliths decomposed into API-driven services with event-driven architecture.

API-driven services Event-driven architecture Microservices
4-phase process

Our approach

A structured process from discovery to ongoing managed operations.

01
4 to 6 weeks

Discover

Infrastructure audit, dependency mapping, regulatory gap analysis

02
4 to 6 weeks

Architect

Target-state design, cloud landing zone, migration sequencing

03
8 to 16 weeks

Migrate

Incremental migration, parallel-run validation, regulatory continuity

04
Ongoing

Operate

Managed cloud ops, cost optimisation, AI enablement

Results

Case studies

3 differentiators

Why Adaca

Regulated migration experience

Deep experience migrating regulated financial services firms.

Engineers who stay

4.5+ year average tenure ensures deep codebase knowledge with no handoff gaps.

We run what we build

We build and operate production platforms including Lovelace, Primrose, and Lineer.

Explore more solutions

Our engineering

Our capabilities

Three ways we deliver AI for enterprise teams, from readiness assessment to full organisational change.