Software & AI engineering
Software and AI, engineered to reach production
We design and build custom software, applied AI and commercial APIs for organisations where the system has to work the first time — banks, public institutions and enterprises.
Trusted by
Why teams bring us in
Three things that decide whether software lands
Senior engineering, directly
You work with the people writing the code. There is no layer between a decision and the person who has to live with it.
Built for the estate you have
Legacy that cannot be rewritten, constraints that are not negotiable, integrations that must not break. That is the normal case, and we design for it rather than around it.
Delivered to production
The work is finished when it runs under real load with real users. Everything before that is progress, not completion.
What we do
Four ways we engage
Most engagements begin with one of these and grow into another as the work reveals what it actually needs.
Selected work
Systems running in banking, government and telecoms
Six client references across banking, central banking, public institutions, telecommunications and optical retail.
APIs & products
Capability you integrate, not a project you run
Where a problem is well understood and the value is in having it working now, an API is the shorter path. Clear contracts, honest documentation, and the security answers a review actually asks for.
curl https://api.nextlevelcode.tech/v1/documents/extract \
-H "Authorization: Bearer $NLC_API_KEY" \
-F "file=@invoice.pdf"
{
"supplier": "Maileva",
"invoice_no": "F-2026-00412",
"total_gross": 1840.00,
"currency": "EUR",
"confidence": 0.98
}Authenticate, call, ship. Every endpoint has full reference documentation.
How we work
Four stages, each ending in something you can judge
- 01
Framing
We establish what is true before agreeing what to build: the constraints, the systems in scope, and the outcome that would count as success.
- 02
Sprints
Short cycles against working software. You see the real thing at each step, early enough that changing direction is still cheap.
- 03
Production
Deployment, security review, observability and the operational handover — treated as part of the build, not as a phase that follows it.
- 04
Run
Support, evolution and the transfer of ownership to your team. A permanent dependency on us is not a successful outcome.
The practice
A young company on long experience
Tell us what you are trying to build
Send a short description of the project, the timeline and the constraints. We reply within 24 hours on business days.