SOFTWARE DEVELOPMENT + APPLICATION SECURITY

Custom software, secure from the start.

We help growing companies and digital teams build applications, automate operations and protect digital products. One technical team from first idea to security review.

No-obligation first call. Speak directly with the people who will assess and deliver the work.

100+Projects delivered
12+Years of hands-on experience
10+Countries served
100%Upwork Job Success
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What we can deliver

Four development capabilities and four security capabilities, combined around your project.

SOFTWARE DEVELOPMENT

Web software and portals

Business applications, SaaS products, dashboards and secure portals for customers, partners or staff.

Mobile applications

iOS and Android applications for customers, field teams and internal operations.

Integrations and automation

APIs, ERP/CRM integrations and workflows that remove manual work and duplicate data.

Modernisation and delivery support

New features, performance improvements, architecture updates and additional capacity for your team.

APPLICATION SECURITY

Web and API penetration testing

Manual testing of authentication, authorisation, business logic and data exposure.

Mobile security and pre-release review

Testing for iOS/Android applications and independent validation before launch or delivery.

Remediation and retesting

We fix root causes and verify that vulnerabilities have actually been resolved.

White-label security partnership

Security assessments delivered under your brand for software companies and digital agencies worldwide.

Who we work with

A direct technical partner for organisations that value clear ownership and practical delivery.

Growing companiesCustom software and automation without the overhead of building a complete internal team.
Software companies and SaaS teamsAdditional development and security capacity for product delivery and enterprise requirements.
Digital agenciesWhite-label development and security without disrupting the end-client relationship.
Professional service firmsClient portals, operational workflows and document automation.
Operational and industrial teamsField applications, portals and ERP/CRM integrations.
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Experience behind DevNack

A small selection of products and security work that shows the range behind our current delivery.

AI property-matching mobile app interface
AI · MOBILE · REAL ESTATE

AI property-matching mobile app

A cross-platform iOS and Android product combining behavioural data, personalised recommendations and a secure Laravel API.

Released to both app stores for active production use.

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AI medical-imaging platform interface
AI · HEALTHCARE

AI medical-imaging platform

A React, Laravel and Python application that analyses dental X-rays and returns implant identification results for clinical workflows.

Turned a slow manual research task into results delivered in seconds.

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Vulnerability-monitoring SaaS interface
SAAS · APPLICATION SECURITY

Vulnerability-monitoring SaaS

A security platform that monitors open-source dependencies for vulnerabilities, licence risks and compliance issues without accessing source code.

Built for continuous production monitoring with actionable remediation alerts.

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Services and indicative costs

Four practical ways to work with us, from shaping an idea to ongoing technical support.

Turn an idea into a project

Have a problem to solve but are not sure what software you need? We define the features, workflows, technical approach, timeline and estimated cost before development begins.

INDICATIVE RANGE€1,000–€5,000

Custom software development

We build web applications, portals, mobile apps, integrations and automation. The range starts with a usable first release.

INDICATIVE RANGE€2,000–€25,000+

Penetration testing and security

We test web applications, APIs or mobile apps. You receive a clear report with vulnerabilities, priorities and practical remediation guidance.

INDICATIVE RANGE€1,500–€10,000+

Ongoing technical support

Reserved monthly capacity for maintenance, new features, fixes and application-security support.

INDICATIVE RANGE€500–€2,500+/month

Indicative EUR prices, excluding taxes. The final quote depends on features, complexity, integrations and the size of the application being tested.

How we work

  1. 01

    Understand the problem and desired outcome

  2. 02

    Define scope, priorities and risks

  3. 03

    Share a clear proposal

  4. 04

    Build and verify in short, reviewable cycles

  5. 05

    Release and remain available for support

Frequently asked questions

From a focused assessment or sprint to a complete digital product. The right starting point depends on the outcome you need.

Yes. We often combine them, but either service can be delivered independently.

That is a normal starting point. An assessment or discovery phase turns the business problem into a clear, prioritised scope.

Yes. We work remotely and structure communication, reviews and delivery for distributed teams.

Yes, on request, before we discuss sensitive project details.

A focused assessment may take days; a complete product may take months. Timing is agreed once the scope is clear.

Yes. We can deliver assessments and penetration testing under the partner's brand without contacting the end client directly.

Tell us what you need to solve

Answer a few questions and we will respond within 1–2 business days with an initial direction.

Choose how to contact us:

STEP 1/4
What do you need?