Axiom, a 2tentech company
Axiom WordPress Development

WordPress Development Services, Written in Code

WordPress runs 40.7% of the web, and most of that is page-builder output: forty plugins, a theme nobody can update, and a page that takes six seconds to paint. Axiom builds custom themes, custom plugins, and headless WordPress front ends to the official coding standards, with a content model your editors can actually use.

Custom WordPress development and WordPress agency work for US businesses. You own the code, the repository, and the licences.

Themes
Custom, not bought
Plugins
Written to spec
Front end
Classic or headless
Axiom web architecture and performanceA layered stack diagram covering edge delivery, application, content API and data, beside a panel showing Core Web Vitals scores.Edge deliveryCDN · caching · image pipelineApplication layerNext.js · React · TypeScriptContent & commerce APIHeadless WordPress · ShopifyData, AI & integrationsCRM · LLM APIs · agentsCORE WEB VITALSTarget budget1.1sLCP0.02CLS62msINPShipped with SEO, schema and analytics wired inClean URLs · structured headings · GA4 · Tag Manager

Custom themes and plugins built to the WordPress coding standards, by developers who read the codebase.

Custom themesCustom pluginsHeadless WordPressWooCommerce
The Problem

WordPress Problems We Solve

A Page Builder Holding the Whole Site Together?

Elementor and WPBakery run on a large share of WordPress sites, and the markup they emit is why those sites are slow and impossible to restructure. We build custom themes with block patterns, so editors get defined layouts instead of free-floating boxes.

Forty Plugins Doing the Work of Four?

Every plugin is a dependency, an update, and a potential vulnerability. Patchstack found 96% of 2024's WordPress vulnerabilities in plugins. We replace stacks of overlapping plugins with a small amount of purpose-written code.

Slow Even After Installing a Caching Plugin?

Caching hides a slow site, it does not fix one. We profile the actual queries, scripts, and images, cut what is unnecessary, and hold Core Web Vitals as a build requirement rather than a post-launch surprise.

Editors Afraid to Touch Anything?

If publishing a page risks breaking the layout, your team stops publishing. We model named content types and reusable blocks so the CMS constrains editors into good outcomes instead of handing them a blank canvas.

Nulled Themes and Abandoned Plugins in the Stack?

Unlicensed or unmaintained code is the most common route into a WordPress site. Part of any build is auditing what is installed, removing what is abandoned, and replacing what cannot be licensed properly.

The Last Developer Kept the Code?

You get the repository, the deployment pipeline, the documentation, and every licence in your own accounts. If you replace us, the next team inherits a codebase they can read.

Why Axiom

Custom WordPress Development, Not Theme Assembly

The difference shows up in year two, when you need to change something the original theme never anticipated.

Built to the Coding Standards

Themes and plugins follow the official WordPress PHP, CSS, and JavaScript standards, so any WordPress developer can pick the code up later.

A Real Content Model

Custom post types, taxonomies, and named fields designed around your content, rather than everything crammed into pages and a page builder.

Fewer, Better Plugins

We write the small amount of code that replaces a stack of overlapping plugins, which shrinks the update surface and the vulnerability surface with it.

Performance as a Requirement

Core Web Vitals targets are agreed in the scope document and checked at every review, not measured for the first time after launch.

SEO Structure Shipped With the Build

Semantic headings, clean URLs, schema, and crawlable internal links are part of the theme, and Optima picks the site up from there.

Version Control and Staging

Git from day one, a staging environment you can review in a browser, and deployments that can be rolled back — not FTP edits on production.

What's Included

What's Included in a WordPress Development Project

Scope varies by project. These are the components a custom WordPress build normally covers.

Custom Theme Development

A theme written for your design and content model, using block patterns and template parts rather than a purchased theme bent into shape.

Custom Plugin Development

Purpose-written plugins for the functionality your business actually needs, replacing stacks of overlapping third-party plugins.

Content Modelling

Custom post types, taxonomies, and named fields so editors fill in a defined structure instead of building pages from scratch.

Headless WordPress (Optional)

WordPress as the editorial back end with a Next.js front end over the REST or GraphQL API, when you need app-grade front-end performance.

WooCommerce Build & Extension

Store setup, custom checkout and shipping logic, and payment gateway integration where WooCommerce is the right commerce layer.

Third-Party Integrations

CRM, marketing automation, ERP, and payment systems wired in over documented APIs rather than a spreadsheet export.

Migration From the Existing Site

Content, media, and URL structure moved with redirects mapped, so rankings and inbound links survive the change.

Handover, Docs & Training

Repository access, written documentation, and a working session with your marketers, plus every licence in your own accounts.

Process

How a WordPress Build Runs, Start to Launch

Eight stages, each ending in something you can review in a browser. No phase closes on a status update alone.

01

Discovery

Goals, editors, integrations, and an audit of the existing theme, plugins, and content.

Scope document

02

Content Model

Post types, taxonomies, and fields designed around the content your team actually publishes.

Content model

03

Design to Blocks

Designs translated into reusable block patterns and template parts, not one-off page layouts.

Pattern library

04

Theme Build

Custom theme written to the WordPress coding standards, in Git, with a staging URL from week one.

Staging site

05

Plugins & Integrations

Custom plugins and third-party integrations built against documented APIs and covered by tests.

Working integrations

06

Content & Migration

Content moved or created, media optimised, and redirects mapped from every old URL.

Redirect map

07

QA & Performance

Cross-browser, device, accessibility, and Core Web Vitals testing against the agreed budget.

QA sign-off

08

Launch & Handover

Release, redirect verification, Search Console checks, documentation, and editor training.

Handover pack

Technology

The WordPress Stack We Build On

Chosen for what your editors and developers have to live with after launch, not for what is fashionable this year.

WordPress core

Editorial back end and REST API

Block editor

Patterns, template parts, theme.json

Custom themes

Written per project, not purchased

Custom plugins

Replacing plugin stacks with code

PHP 8

Modern, typed server-side code

ACF & custom fields

Structured editorial fields

WooCommerce

WordPress-native commerce

WPGraphQL & REST

Headless and integration layers

Next.js

Headless front ends when needed

Git & CI

Version control and safe deploys

WP-CLI

Scripted migrations and maintenance

Schema & SEO

Structured data in the theme

Engagement models

How Axiom Work Is Priced

Three ways to engage, depending on how defined the work is. Every engagement is quoted against an approved scope document.

Most common

Project

$500 – $35,000

per project, fixed scope

A defined build with an agreed feature list, milestones, and a launch date. Priced per phase against the scope document.

Fits: new sites, redesigns, replatforms.

Discuss this model

Monthly Retainer

$250 – $10,000

per month, continuous

A standing block of development time for ongoing releases, maintenance, performance work, and support.

Fits: live sites that keep shipping.

Discuss this model

Hourly

$30 – $500

per hour

Time-boxed help where scope is still forming: consultation, audits, fixes, or a second pair of hands on your own build.

Fits: short engagements and unknowns.

Discuss this model

Every engagement is quoted against an approved scope document. Nothing is billed before you sign it off.

Compare

Custom WordPress Development vs a Bought Theme

Both produce a website. They differ in what happens the first time you need something the theme did not anticipate.

Front-end markup
What actually gets sent to the browser and to crawlers.
Axiom
Written for the design
Typical build
Page-builder output
Plugin count
Every plugin is an update, a dependency, and a risk.
Axiom
Minimised deliberately
Typical build
Grows with each feature
Editing experience
What your marketers see when they publish a page.
Axiom
Named blocks and fields
Typical build
Blank canvas builder
Performance budget
Core Web Vitals targets agreed before the build starts.
Axiom
In the scope document
Typical build
Caching plugin afterwards
Code ownership
Who holds the repository and the licences at handover.
Axiom
Yours, in your accounts
Typical build
Vendor or theme author
Upgrade path
What it takes to add a feature in year two.
Axiom
Extend the theme
Typical build
Fight the theme
SEO structure
Headings, URLs, schema, and internal linking.
Axiom
Built into templates
Typical build
Plugin bolted on later
How It Works

Why Most WordPress Sites Become Unmaintainable

1

WordPress is not the problem. It powers 40.7% of the web because it is genuinely good at the thing it does. What breaks sites is how they get assembled.

2

A typical build starts with a purchased theme, then a page builder to make the theme do something it was not designed for, then a plugin for each missing feature. Each addition is reasonable on its own. Two years later the site carries dozens of dependencies nobody chose deliberately, a layout that only exists inside the builder's database, and a performance profile that no caching plugin can rescue.

3

Custom development front-loads the decisions instead. Model the content, write the theme, write the small amount of plugin code that replaces the stack, and the site stays cheap to change for years rather than expensive to touch after twelve months.

Frequently Asked Questions

Custom theme development, custom plugin development, content modelling with post types and fields, integrations with your CRM or other systems, migration from an existing site with redirects mapped, and handover with documentation and training. Headless builds, where WordPress serves content to a Next.js front end, are available where front-end performance justifies the extra moving parts.

A purchased theme is designed for thousands of unrelated sites, so it ships with features you do not need and constraints you did not choose. It usually needs a page builder to fit your design, which is where the performance and maintainability problems start. A custom theme contains only your design and only your content model, which makes it faster to load and far cheaper to extend later.

We maintain sites that use them and we will work inside one when it is already there and replacing it is not the priority. We do not recommend building a new site on one. Elementor runs on a large share of WordPress installs, and the markup it produces is a common cause of the exact performance and restructuring problems clients come to us with.

Axiom projects run between $500 and $35,000 depending on scope, with monthly retainers between $250 and $10,000 for sites that keep shipping. A custom theme on an existing content structure sits at the lower end; a headless build with custom plugins and CRM integration sits at the upper end. Every project is quoted against an approved scope document rather than a page count.

Headless means WordPress stays the editorial back end while a separate front end, usually Next.js, renders the site using WordPress data over REST or GraphQL. It buys application-grade front-end performance and lets one content source feed multiple channels. It also adds a second codebase to maintain, so we only recommend it when the performance or multi-channel requirement is real.

Security is mostly a function of what is installed. Patchstack found 96% of 2024's WordPress vulnerabilities in plugins and only seven in core, so the biggest security decision in any build is how few plugins you can get away with. We audit what is installed, remove abandoned or unlicensed code, write the replacements, and harden the install. Ongoing patching is covered by a maintenance plan.

Yes. The repository, the deployment pipeline, the documentation, and every licence sit in your own accounts, and the code follows the official WordPress coding standards specifically so another developer can read it. If you move on from us, the next team inherits a working codebase rather than a puzzle.

Yes. Content, media, and structure are migrated, and every old URL gets an explicit redirect target so rankings and inbound links survive. We verify the redirect map and Search Console coverage after launch, because an un-redirected migration is the fastest way to lose organic traffic that took years to build.

Get started

Ready to Get Found, Chosen, and Paid?

Tell us where you want to rank. We'll send back a free audit and a clear plan to get you there.

  • Free audit, no obligation
  • Response within one business day
  • A real strategist, not a bot

We'll never share your details. Unsubscribe anytime.