Custom Software
Robust backend & web systems built for scale, security and long-term maintainability.
APIs • Databases • Cloud
Building digital products that drive real results
We design and build reliable software, mobile apps, and web systems that solve real problems. From concept to launch, we partner with businesses to create digital experiences people love to use.
10+
Years experience
50+
Projects delivered
100%
Client satisfaction*
T
TaxGad
FeaturedNigerian Tax & Payroll Software
Automate Nigerian tax calculations. Manage PAYE, PIT, CIT, VAT, WHT & payroll. Built for Nigeria's 2026 Tax Reform Act.
2026 Tax Law
Fully compliant
Auto Calculate
PAYE, PIT, CIT, VAT
Payroll Ready
Employee management
Tax Reports
Export & file ready
E
Edxel
Home tutor app
Connects parents & students with vetted tutors for personalised one-on-one home lessons.
Our Services
Full product lifecycle: strategy, UX/UI, engineering, deployment and ongoing support — with a focus on maintainable, secure systems.
Mobile Apps
Native and cross-platform apps focused on performance, offline support and smooth UX.
iOS • Android • Flutter • React Native
Websites & eCommerce
Modern, responsive websites and online stores optimised for conversion and speed.
SEO • Performance • Accessibility
Systems & Integrations
APIs, integrations, automation and system design that keep data flowing securely between services.
Integrations • Webhooks • Automation
Featured Product
TaxGad — Nigerian Tax & Payroll Software
Built for Nigeria's 2026 Tax Reform Act. Automate tax calculations, manage payroll, and stay compliant with confidence.
Everything you need for Nigerian tax compliance
TaxGad simplifies tax management for freelancers, SMEs, and companies. From income tracking to payroll management, everything is automated and compliant with the latest tax laws.
-
Automated Tax Calculations
PAYE, PIT, CIT calculated automatically based on 2026 tax brackets
-
VAT & WHT Tracking
Track VAT collected/paid and WHT as advance tax credits
-
Payroll Management
Manage employees, calculate PAYE, generate payslips
-
Tax Reports & Summaries
Export-ready reports for filing with tax authorities
Edxel — Personalized home tutoring
Edxel connects parents, students and verified tutors for safe, effective one-on-one lessons at home. Designed for easy booking, secure payments, and measurable progress.
- Tutor discovery & local search
- In-app messaging and booking
- Session scheduling, tracking & notes
- Flexible pricing and packages
Download the app
Coming soon to iOS and Android
About Gadnova Systems
Building digital solutions that empower businesses and transform education across Nigeria
Who We Are
Gadnova Systems Ltd is a product-focused software company based in Nigeria. We're a team of experienced designers, engineers, and strategists passionate about building technology that makes a real difference.
Our Mission
We believe technology should solve real problems with exceptional user experience. Our mission is to deliver reliable, maintainable software solutions that help businesses scale and communities thrive.
What Sets Us Apart
-
Product-minded approach: We think beyond code to deliver solutions that users love
-
Local expertise: Deep understanding of Nigerian market needs and challenges
-
Long-term partnership: We build lasting relationships, not just projects
10+
Years in Business
50+
Projects Completed
30+
Happy Clients
100%
Client Satisfaction
Get in touch
Tell us about your project, request a demo of Edxel or ask for a quote. We'll reply within 1-2 business days.
Contact details
- support@gadnovaltd.com
- Phone
- 2348108914913
- 2349042485599
Hiring: We hire product designers and engineers. Send CVs to jobs@gadnova.com