Custom software development services that fit your business.
Off-the-shelf software forces your operations to adapt to generic workflows while monthly subscriptions accumulate. Our custom software development services build applications matching your exact business requirements. We deliver custom application software that scales with your business, integrates with existing infrastructure, and eliminates the licensing costs and operational constraints packaged solutions impose.
Trusted by Europe’s
leading organizations
Honest assessment before commitment. Solutions designed for real business results our clients can track in real time. We deliver work grounded in reality, anticipating the problems every project encounters.
That’s why Europe’s leading organizations rely on us to modernize their digital ecosystems.
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Let number speak for DNA Solutions
At DNA Solutions, we design technology around your business goals, not the other way around. Our enterprise clients rely on us to reduce operational costs, improve system efficiency, and ensure infrastructure resilience.
From cutting licensing costs to enabling zero-downtime migrations and AI-powered scalability, we deliver measurable impact through smart, goal-driven engineering.
Annual savings for one client
By optimizing Oracle licensing for a major European organization, we delivered over €1M in yearly cost savings.
Monthly invoices processed
We built and maintain a Deloitte-audited billing platform processing €250M in transactions every month.
Years of IT expertise
Our experience spans the design of mission-critical systems for Oracle, Mobistar, and telecoms across India, Dubai, and Europe.
Downtime
We ensure seamless cloud migration with zero incidents and uninterrupted operations.
Software built by people who've solved real problems
We've built the systems others talk about in case studies. Billing infrastructure processing substantial daily transactions. Coordination platforms handling thousands of concurrent users. Document processing with AI capabilities serving international clients. This isn't portfolio padding, it's production software where bugs mean immediate business impact.
Agile software development focused on delivery
We follow agile software development methodology delivering working features every sprint,. Our adaptive software development approach validates assumptions early through user testing and iterative refinement—pivoting when needed.
You talk directly to developers writing code. We're compact enough that architects designing your application are the same people implementing it. Every custom software development project includes documentation, knowledge transfer, and support for your teams to maintain and extend the software themselves.
We're realistic about timelines and complexity. If technical debt in existing systems complicates integration, we account for that in planning. When challenges arise during development, you hear immediately with options and timeline impacts.
Our custom application development services
Software development from initial requirements through deployment and ongoing improvements. We focus on applications solving actual business problems with measurable returns, not impressive demos that never launch.
Custom business software tailored to your workflows
Build applications matching your operational requirements instead of forcing processes into generic software templates. We develop custom ERP and CRM systems, process automation tools, internal dashboards, and specialized platforms that off-the-shelf products can't address.
What we create:
- ERP and CRM systems matching how you actually work
- Automated workflows eliminating manual tasks
- Operational dashboards and reporting tools
- Specialized applications replacing expensive licenses
- Modernized versions of legacy systems
Our work includes billing platforms using microservices, event-driven systems processing substantial transaction volumes, and AI-powered document processing—complex software demanding custom approaches.
Custom mobile applications for iOS and Android
Develop mobile applications for customer services, field teams, or internal operations. Our mobile app development services cover iOS and Android using React Native when code reusability matters or native development when performance demands platform-specific optimization.
Mobile development:
- Business operations and field team apps
- Customer-facing mobile experiences
- Banking apps with secure authentication
- GPS-enabled logistics and coordination tools
- Real-time sync with backend systems
Mobile app development expertise includes coordination apps supporting live operations, payment integration through Stripe and banking APIs, and platforms designed for users working from vehicles and field environments.
Electronic toll collection solutions & billing
Design billing and toll collection platforms handling thousands of daily transactions with real-time processing requirements. Our background includes systems with event-driven architecture, transaction pipelines, and revenue assurance audited by Deloitte for accuracy.
Platform capabilities:
- Transaction processing using Kafka event streaming
- Real-time billing and automated invoicing
- Multiple payment gateway support
- Revenue assurance and reconciliation
- Audit-compliant financial reporting
Systems we've built handle complex pricing rules, payment methods, and reconciliation where processing errors directly impact revenue collection.
Belgian e-invoicing compliance and PEPPOL integration
Implement PEPPOL connections enabling compliant electronic invoicing for public sector contracts. Drawing on our billing platform background, we build access point integrations, invoice format conversions, and connections to existing financial systems.
E-invoicing solutions:
- PEPPOL network integration for Belgian requirements
- Invoice format transformation and validation
- ERP and accounting system connections
- Compliance with mandated e-invoicing
- Automated routing and processing
Experience developing complex billing systems provides the technical foundation PEPPOL demands—data transformation, secure transmission, and maintained audit trails.
Payment gateway integration and security
Connect payment processing through stripe payment integration, dedicated gateways, or banking APIs. Our integration work covers mobile payment flows, subscription billing, and fraud management system development analyzing transaction patterns for suspicious activity.
Payment capabilities:
- Stripe payment gateway integration for web and mobile
- React native stripe payment integration for mobile apps
- Multi-provider routing with fallback
- Fraud management system for transaction monitoring
- PCI-compliant payment handling
Integration experience spans mobile app developers' needs, web platforms, and backend systems—ensuring secure processing and fraud detection protecting revenue.
Fleet management software development
Develop coordination applications for fleet operations, dispatching, and visibility across vehicle networks. Our architecture work includes systems designed to scale from hundreds to thousands of vehicles with GPS tracking, route optimization, and mobile interfaces for drivers.
Coordination features:
- Real-time vehicle tracking and dispatch
- Driver mobile apps for schedules and updates
- Communication between central ops and field
- GPS and telematics integration
- Infrastructure scaling with fleet growth
Platform architecture demonstrates foundations needed for large-scale operations—live communication, mobile-first design, and cloud infrastructure handling thousands of concurrent connections during peak periods.
Need experts in custom software development based in Belgium?
Our development team combines infrastructure experience with implementation across React, Node.js, Java, Python, and mobile platforms. We've built billing systems, AI applications, and coordination platforms—software where bugs and slowness create immediate problems. Direct access to senior software developers who've debugged production issues at scale.
Industry-specific software development services
Transportation needs live coordination. TOLL operations demand revenue accuracy. Banking requires fraud detection and compliance. Public sector mandates e-invoicing through peppol. Each sector has specific software challenges we've tackled in production.
Fleet management software solutions
Applications we build:
- Fleet management systems for dispatch operations
- GPS fleet tracking with live vehicle monitoring
- Fleet maintenance software and scheduling
- Best fleet management software for operations
- Fleet routing software and optimization
- Mobile apps for drivers and field teams
- Infrastructure growing with fleet size
Software architecture supports managing substantial vehicle numbers—live updates, mobile interfaces, and cloud systems auto-scaling with operational demand.
Electronic toll collection solutions
TOLL platform development:
- Electronic toll collection solutions with high-volume processing
- Toll management solutions and revenue assurance
- Digital tolling solution infrastructure
- Multiple payment method support
- Real-time billing with invoicing
- Audit compliance and reporting
- ANPR and roadside equipment integration
Billing expertise includes Deloitte-audited toll solutions proving the accuracy toll collection operations require. Event-driven architecture handles traffic spikes while maintaining processing speed.
Banking software development and fraud detection
- Mobile banking app development with secure processing
- Fraud management system for transaction analysis
- Stripe payment integration and gateway support
- Biometric authentication for mobile banking
- Regulatory compliance and audit trails
- Real-time fraud detection alerts
Financial applications demand security, speed, and compliance. Development follows banking standards for data protection, transaction integrity, and audit capabilities.
Government systems & PEPPOL compliance
- Peppol belgique e-invoicing for compliance
- Peppol facturen processing and access point integration
- Custom ERP and management platforms
- Document processing and workflow automation
- Government portal integration
- Audit-compliant records
- Bespoke mobile app development for public services
Public sector software requires Belgian e-invoicing compliance through peppol platform integration, data sovereignty, and accessibility standards.
Questions about your future software development company?
Software projects involve real investment and risk. Straight answers to what decision-makers actually ask about custom application development.
We've shipped production software at scale. Our team built billing platforms processing hundreds of thousands of euros daily, coordination infrastructure, and AI document processing—applications where bugs create immediate business problems. This production background means anticipating scaling issues, integration headaches, and operational needs that generic software developers discover after launch.
Agile software development delivering fast. We follow agile methodology shipping working features every two-week sprint with user validation. No half-year waits for "version 1.0" that missed requirements. Adaptive software development catches problems early when fixes take hours, not months of rework.
Your team maintains it. Documentation, code reviews, and training ensure your developers can extend the custom software. Development should build capability for your organization, not create permanent dependency on our custom software development company.
Realistic timelines. We're honest about complexity and duration. If legacy system integration complicates things, we account for that upfront. If requirements need clarification before coding, we handle that first.
Custom software development makes economic sense when commercial software forces expensive operational compromises or when licensing costs accumulate faster than development investment. Clear signals indicate when custom application software delivers better returns.
Build custom when: Your workflows don't match standard software and adapting operations costs more than custom development. Integration needs are complex—connecting legacy systems, specialized equipment, or unique data sources. Commercial licensing over 3-5 years exceeds custom software development costs. You need competitive advantage through proprietary features.
Buy commercial when: Your needs match standard patterns (basic accounting, email, simple CRM). The vendor has deep expertise you lack resources to replicate. Implementation speed favors commercial products. You need immediate deployment without development cycles.
Hybrid makes sense: Most organizations use commercial software for commodity functions while building custom application software for competitive differentiation. Our custom software development services often extend existing commercial platforms rather than replacing them.
Decision involves analyzing total ownership cost: licensing, customization fees, operational adaptation, and opportunity cost. We help assess this based on actual requirements and realistic projections.
Custom software development services costs depend on complexity, integration requirements, interface sophistication, and technical architecture. Rather than generic estimates, we assess your specific needs during discovery providing transparent fixed-price or time-and-materials proposals with realistic timelines.
Agile software development methodology breaks projects into two-week sprints delivering working features progressively. You see progress continuously and can adjust priorities based on user feedback and changing needs—not locked into waterfall specs that become outdated before completion.
Budget predictability comes from clear scope and change control. If new requirements emerge during custom application software development (and they often do), we provide cost and timeline impacts before proceeding. Each sprint, you review delivered features, verify they work, and approve next phase—no surprise invoices.
Every custom software development project includes knowledge transfer: documentation, architecture explanations, and training so your team can maintain and enhance the software independently. You own the code and can evolve it without vendor lock-in.