CSNexa is a PHP development company delivering custom web applications, RESTful APIs, admin portals, and enterprise platforms using modern PHP 8.3+, Laravel, and Symfony for clients in the UK, US, Australia, UAE, and Europe.
Who it's for
- Businesses needing custom PHP applications with modern architecture and long-term maintainability
- Teams migrating legacy PHP 5.x or procedural code to modern PHP 8.x with frameworks
- UK, US, and global companies looking for experienced PHP developers at competitive rates
Our PHP development services
- Custom PHP web application development
- PHP API development — REST and GraphQL
- Legacy PHP modernisation and migration
- PHP-based CMS and portal development
- Enterprise PHP application development
- PHP maintenance, support, and upgrades
What you get
- Custom PHP web applications using Laravel or Symfony frameworks
- RESTful and GraphQL APIs with authentication, caching, and documentation
- Legacy PHP migration to modern MVC architecture with automated tests
- Admin panels, CMS platforms, and internal business tools
- CI/CD pipelines, Docker deployment, and production handover documentation
Ready to discuss your project?
Book a free discovery call and get a fixed-price quote within 4 hours.
Get Your Free EstimateUse cases
Custom business applications
Customer portals, partner dashboards, and internal tools built with modern PHP, Laravel, or Symfony — replacing spreadsheets and legacy systems.
Legacy PHP modernisation
Migrate procedural PHP, CodeIgniter, or CakePHP to Laravel or Symfony with zero-downtime cutover and improved security.
API backends
PHP-powered REST and GraphQL APIs serving mobile apps, SPAs, and third-party integrations with OAuth, webhooks, and rate limiting.
Technologies we use
How we deliver
Discovery & scoping
Free 30-min call, requirements workshop, technical feasibility, and fixed-price proposal.
Architecture & design
System design, wireframes, and sprint roadmap with clear milestones and acceptance criteria.
Agile development
2-week sprints, weekly demos, code reviews, and continuous integration from day one.
QA & security
Automated tests, UAT, performance checks, and security review before every release.
Launch & support
Zero-downtime deployment, monitoring, documentation, and SLA-backed post-launch support.
Transparent pricing
Fixed-price packages — no hourly surprises. See full pricing or get a custom quote after a free discovery call.
Feature module
- Single module or API
- Modern PHP patterns
- Tests & docs
- Deploy support
Full application
- Custom PHP app
- Admin panel
- REST API
- Weekly demos
Dedicated team
- Senior PHP devs
- 40 hrs/month minimum
- Slack + Jira
- Timezone overlap
Featured case study
Legacy PHP 5 migrated to Laravel in 8 weeks
Challenge: Outdated procedural PHP codebase with security vulnerabilities and no API layer for mobile integration.
Result: 60% faster pages · REST API ready · zero downtime cutover
Why CSNexa
Fixed-price clarity
Scope, timeline, and cost agreed before a single sprint — no surprise invoices.
Senior-only engineers
No junior bait-and-switch. Your project is led by architects with 10–15+ years in production software.
Global delivery
UK, US, UAE, Australia — timezone overlap, fluent English, Slack + Jira transparency.
NDA & full IP
You own 100% of source code, designs, and documentation on completion.
Frequently asked questions
Why choose PHP for web development in 2026?
PHP powers 77% of websites including Facebook, Wikipedia, and WordPress. Modern PHP 8.3 with frameworks like Laravel and Symfony delivers enterprise-grade performance, security, and maintainability.
Which PHP framework do you use?
We primarily use Laravel for rapid development and Symfony for complex enterprise applications. We recommend the best fit during our free scoping call.
Can you migrate our legacy PHP application?
Yes. We handle phased migrations from PHP 5.x, procedural code, CodeIgniter, CakePHP, or Zend to modern Laravel or Symfony with zero-downtime cutover.
How much does PHP development cost?
Feature modules from $3K; full applications $10K–$35K; dedicated teams from $3.5K/month. Request a free estimate for your project scope.
Do you build PHP APIs?
Yes. We build RESTful and GraphQL APIs with PHP using Laravel or Symfony, complete with authentication, rate limiting, versioning, and OpenAPI documentation. See our API development services.
Can PHP handle enterprise-scale applications?
Absolutely. Modern PHP with opcache, async processing, Redis caching, and horizontal scaling handles millions of requests. Our ERP and SaaS clients serve thousands of concurrent users on PHP backends.
Do you provide ongoing PHP maintenance?
Yes. We offer SLA-backed maintenance retainers covering security patches, PHP version upgrades, performance monitoring, and feature development.
Clear scope and milestones before development starts.
15+ years building production software.
You own the code on completion.
Hire PHP developers
Book a free 30-minute scoping call. We respond within 4 hours on business days.