diff --git a/apps/admin-x-design-system/src/global/TabView.tsx b/apps/admin-x-design-system/src/global/TabView.tsx
index 49b9448e91..23e2ea17b9 100644
--- a/apps/admin-x-design-system/src/global/TabView.tsx
+++ b/apps/admin-x-design-system/src/global/TabView.tsx
@@ -5,6 +5,8 @@ export type Tab<ID = string> = {
     id: ID;
     title: string;
     counter?: number | null;
+    tabWrapperClassName?: string;
+    containerClassName?: string;
 
     /**
      * Optional, so you can just use the tabs to other views
@@ -102,6 +104,7 @@ export interface TabViewProps<ID = string> {
     border?: boolean;
     buttonBorder?: boolean;
     width?: TabWidth;
+    containerClassName?: string;
 }
 
 function TabView<ID extends string = string>({
@@ -110,7 +113,8 @@ function TabView<ID extends string = string>({
     selectedTab,
     border = true,
     buttonBorder = border,
-    width = 'normal'
+    width = 'normal',
+    containerClassName
 }: TabViewProps<ID>) {
     if (tabs.length !== 0 && selectedTab === undefined) {
         selectedTab = tabs[0].id;
@@ -126,7 +130,7 @@ function TabView<ID extends string = string>({
     };
 
     return (
-        <section>
+        <section className={containerClassName}>
             <TabList
                 border={border}
                 buttonBorder={buttonBorder}
@@ -139,8 +143,8 @@ function TabView<ID extends string = string>({
                 return (
                     <>
                         {tab.contents &&
-                            <div key={tab.id} className={`${selectedTab === tab.id ? 'block' : 'hidden'}`} role='tabpanel'>
-                                <div>{tab.contents}</div>
+                            <div key={tab.id} className={`${selectedTab === tab.id ? 'block' : 'hidden'} ${tab.tabWrapperClassName}`} role='tabpanel'>
+                                <div className={tab.containerClassName}>{tab.contents}</div>
                             </div>
                         }
                     </>
diff --git a/apps/admin-x-settings/src/components/settings/advanced/CodeInjection.tsx b/apps/admin-x-settings/src/components/settings/advanced/CodeInjection.tsx
index 335a7c8e59..aba04ba3c0 100644
--- a/apps/admin-x-settings/src/components/settings/advanced/CodeInjection.tsx
+++ b/apps/admin-x-settings/src/components/settings/advanced/CodeInjection.tsx
@@ -1,93 +1,26 @@
 import CodeModal from './code/CodeModal';
 import NiceModal from '@ebay/nice-modal-react';
-import React, {useMemo, useRef, useState} from 'react';
+import React from 'react';
 import TopLevelGroup from '../../TopLevelGroup';
-import useSettingGroup from '../../../hooks/useSettingGroup';
-import {Button, CodeEditor, TabView, withErrorBoundary} from '@tryghost/admin-x-design-system';
-import {ReactCodeMirrorRef} from '@uiw/react-codemirror';
-import {getSettingValues} from '@tryghost/admin-x-framework/api/settings';
+import {Button, SettingGroupHeader, withErrorBoundary} from '@tryghost/admin-x-design-system';
 
 const CodeInjection: React.FC<{ keywords: string[] }> = ({keywords}) => {
-    const {
-        localSettings,
-        isEditing,
-        saveState,
-        handleSave,
-        handleCancel,
-        updateSetting,
-        handleEditingChange
-    } = useSettingGroup();
-
-    const [headerContent, footerContent] = getSettingValues<string>(localSettings, ['codeinjection_head', 'codeinjection_foot']);
-
-    const [selectedTab, setSelectedTab] = useState<'header' | 'footer'>('header');
-
-    const headerEditorRef = useRef<ReactCodeMirrorRef>(null);
-    const footerEditorRef = useRef<ReactCodeMirrorRef>(null);
-
-    const html = useMemo(() => import('@codemirror/lang-html').then(module => module.html()), []);
-
-    const headerProps = {
-        extensions: [html],
-        hint: 'Code here will be injected into the {{ghost_head}} tag on every page of the site',
-        value: headerContent || '',
-        onChange: (value: string) => updateSetting('codeinjection_head', value)
-    };
-
-    const footerProps = {
-        extensions: [html],
-        hint: 'Code here will be injected into the {{ghost_foot}} tag on every page of the site',
-        value: footerContent || '',
-        onChange: (value: string) => updateSetting('codeinjection_foot', value)
-    };
-
-    const tabs = [
-        {
-            id: 'header',
-            title: 'Site header',
-            contents: (<CodeEditor {...headerProps} ref={headerEditorRef} className='mt-2' data-testid='header-code' autoFocus />)
-        },
-        {
-            id: 'footer',
-            title: 'Site footer',
-            contents: (<CodeEditor {...footerProps} ref={footerEditorRef} className='mt-2' data-testid='footer-code' />)
-        }
-    ] as const;
-
     return (
         <TopLevelGroup
+            customHeader={
+                <div className='z-10 flex items-start justify-between'>
+                    <SettingGroupHeader description='Add custom code to your publication.' title='Code injection' />
+                    <Button color='green' label='Open' link linkWithPadding onClick={() => {
+                        NiceModal.show(CodeModal);
+                    }} />
+                </div>
+            }
             description="Add custom code to your publication"
-            isEditing={isEditing}
             keywords={keywords}
             navid='code-injection'
-            saveState={saveState}
             testId='code-injection'
             title="Code injection"
-            onCancel={handleCancel}
-            onEditingChange={handleEditingChange}
-            onSave={handleSave}
-        >
-            {isEditing && (
-                <div className='relative'>
-                    <TabView<'header' | 'footer'> selectedTab={selectedTab} tabs={tabs} onTabChange={setSelectedTab} />
-                    <Button
-                        className='absolute right-0 top-1 text-sm'
-                        label='Fullscreen'
-                        unstyled
-                        onClick={() => NiceModal.show(CodeModal, {
-                            ...(selectedTab === 'header' ? headerProps : footerProps),
-                            afterClose: () => {
-                                if (selectedTab === 'header') {
-                                    headerEditorRef.current?.view?.focus();
-                                } else {
-                                    footerEditorRef.current?.view?.focus();
-                                }
-                            }
-                        })}
-                    />
-                </div>
-            )}
-        </TopLevelGroup>
+        />
     );
 };
 
diff --git a/apps/admin-x-settings/src/components/settings/advanced/code/CodeModal.tsx b/apps/admin-x-settings/src/components/settings/advanced/code/CodeModal.tsx
index d4a274127c..d8094d9575 100644
--- a/apps/admin-x-settings/src/components/settings/advanced/code/CodeModal.tsx
+++ b/apps/admin-x-settings/src/components/settings/advanced/code/CodeModal.tsx
@@ -1,6 +1,10 @@
 import NiceModal, {useModal} from '@ebay/nice-modal-react';
-import React, {useMemo} from 'react';
-import {CodeEditor, Modal} from '@tryghost/admin-x-design-system';
+import React, {useMemo, useRef, useState} from 'react';
+import useSettingGroup from '../../../../hooks/useSettingGroup';
+import {ButtonGroup, CodeEditor, Heading, Modal, TabView} from '@tryghost/admin-x-design-system';
+import {ReactCodeMirrorRef} from '@uiw/react-codemirror';
+import {getSettingValues} from '@tryghost/admin-x-framework/api/settings';
+import {useSaveButton} from '../../../../hooks/useSaveButton';
 
 interface CodeModalProps {
     hint?: React.ReactNode;
@@ -9,18 +13,91 @@ interface CodeModalProps {
     afterClose?: () => void
 }
 
-const CodeModal: React.FC<CodeModalProps> = ({hint, value, onChange, afterClose}) => {
+const CodeModal: React.FC<CodeModalProps> = ({afterClose}) => {
+    const {
+        localSettings,
+        handleSave,
+        updateSetting
+    } = useSettingGroup();
     const modal = useModal();
 
+    const [headerContent, footerContent] = getSettingValues<string>(localSettings, ['codeinjection_head', 'codeinjection_foot']);
+
+    const [selectedTab, setSelectedTab] = useState<'header' | 'footer'>('header');
+
+    const headerEditorRef = useRef<ReactCodeMirrorRef>(null);
+    const footerEditorRef = useRef<ReactCodeMirrorRef>(null);
+
     const html = useMemo(() => import('@codemirror/lang-html').then(module => module.html()), []);
 
-    const onOk = () => {
-        modal.remove();
-        afterClose?.();
+    const headerProps = {
+        extensions: [html],
+        hint: 'Code here will be injected into the {{ghost_head}} tag on every page of the site',
+        value: headerContent || '',
+        onChange: (value: string) => updateSetting('codeinjection_head', value)
     };
 
-    return <Modal afterClose={afterClose} cancelLabel='' okColor='grey' okLabel='Done' size='full' testId='modal-code' onOk={onOk}>
-        <CodeEditor extensions={[html]} height='full' hint={hint} value={value} autoFocus onChange={onChange} />
+    const footerProps = {
+        extensions: [html],
+        hint: 'Code here will be injected into the {{ghost_foot}} tag on every page of the site',
+        value: footerContent || '',
+        onChange: (value: string) => updateSetting('codeinjection_foot', value)
+    };
+
+    const tabs = [
+        {
+            id: 'header',
+            title: 'Site header',
+            contents: (<CodeEditor height='full' {...headerProps} ref={headerEditorRef} className='mt-2' data-testid='header-code' autoFocus />),
+            tabWrapperClassName: 'flex-auto',
+            containerClassName: 'h-full'
+        },
+        {
+            id: 'footer',
+            title: 'Site footer',
+            contents: (<CodeEditor height='full' {...footerProps} ref={footerEditorRef} className='mt-2' data-testid='footer-code' />),
+            tabWrapperClassName: 'flex-auto',
+            containerClassName: 'h-full'
+        }
+    ] as const;
+
+    const {savingTitle, isSaving, onSaveClick} = useSaveButton(handleSave, true);
+
+    return <Modal
+        afterClose={afterClose}
+        cancelLabel='Close'
+        footer={<></>}
+        height='full'
+        size='full'
+        testId='modal-code-injection'
+    >
+        <div className='flex h-full flex-col'>
+            <div className='mb-4 flex items-center justify-between'>
+                <Heading level={2}>Code injection</Heading>
+                <ButtonGroup buttons={[
+                    {
+                        label: 'Close',
+                        color: 'outline',
+                        onClick: () => {
+                            modal.remove();
+                            afterClose?.();
+                        }
+                    },
+                    {
+                        disabled: isSaving,
+                        label: savingTitle,
+                        color: savingTitle === 'Saved' ? 'green' : 'black',
+                        onClick: onSaveClick
+                    }
+                ]} />
+            </div>
+            <TabView<'header' | 'footer'>
+                containerClassName='flex-auto flex flex-col mb-16'
+                selectedTab={selectedTab}
+                tabs={tabs}
+                onTabChange={setSelectedTab}
+            />
+        </div>
     </Modal>;
 };
 
diff --git a/apps/admin-x-settings/src/hooks/useSaveButton.ts b/apps/admin-x-settings/src/hooks/useSaveButton.ts
new file mode 100644
index 0000000000..ac2bce7110
--- /dev/null
+++ b/apps/admin-x-settings/src/hooks/useSaveButton.ts
@@ -0,0 +1,32 @@
+import {SaveHandler} from '@tryghost/admin-x-framework/hooks';
+import {useState} from 'react';
+
+export const useSaveButton = (handleSave: SaveHandler, fakeWhenUnchanged?: boolean) => {
+    const [savingTitle, setSavingTitle] = useState('Save');
+    const [isSaving, setIsSaving] = useState(false);
+
+    const onSaveClick = async () => {
+        setIsSaving(true);
+        setSavingTitle('Saving');
+
+        // Execute the save operation
+        await handleSave({fakeWhenUnchanged});
+
+        // After a second, change the label to 'Saved'
+        setTimeout(() => {
+            setSavingTitle('Saved');
+
+            // After yet another second, reset to 'Save'
+            setTimeout(() => {
+                setSavingTitle('Save');
+                setIsSaving(false);
+            }, 1000);
+        }, 1000);
+    };
+
+    return {
+        savingTitle,
+        isSaving,
+        onSaveClick
+    };
+};
diff --git a/apps/admin-x-settings/test/acceptance/advanced/codeInjection.test.ts b/apps/admin-x-settings/test/acceptance/advanced/codeInjection.test.ts
index f20f844523..1397fb83a1 100644
--- a/apps/admin-x-settings/test/acceptance/advanced/codeInjection.test.ts
+++ b/apps/admin-x-settings/test/acceptance/advanced/codeInjection.test.ts
@@ -21,23 +21,24 @@ test.describe('Code injection settings', async () => {
 
         const section = page.getByTestId('code-injection');
 
-        await section.getByRole('button', {name: 'Edit'}).click();
+        await section.getByRole('button', {name: 'Open'}).click();
+
+        const modal = page.getByTestId('modal-code-injection');
         // Click on the CodeMirror content to make sure it's loaded
-        await section.getByTestId('header-code').locator('.cm-content').click();
+        await modal.getByTestId('header-code').locator('.cm-content').click();
 
         for (const character of (PADDING + 'testhead').split('')) {
             await page.keyboard.press(character);
         }
 
-        await section.getByRole('tab', {name: 'Site footer'}).click();
-        await section.getByTestId('footer-code').locator('.cm-content').click();
+        await modal.getByRole('tab', {name: 'Site footer'}).click();
+        await modal.getByTestId('footer-code').locator('.cm-content').click();
 
         for (const character of (PADDING + 'testfoot').split('')) {
             await page.keyboard.press(character);
         }
 
-        await section.getByRole('button', {name: 'Save'}).click();
-        await expect(section.getByRole('button', {name: 'Save'})).toBeHidden();
+        await modal.getByRole('button', {name: 'Save'}).click();
 
         expect(lastApiRequests.editSettings?.body).toMatchObject({
             settings: [
@@ -46,50 +47,4 @@ test.describe('Code injection settings', async () => {
             ]
         });
     });
-
-    test('Supports continuing editing in fullscreen', async ({page}) => {
-        const {lastApiRequests} = await mockApi({page, requests: {
-            ...globalDataRequests,
-            editSettings: {method: 'PUT', path: '/settings/', response: updatedSettingsResponse([
-                {key: 'codeinjection_head', value: '<1 /><2 /><3 />'}
-            ])}
-        }});
-
-        await page.goto('/');
-
-        const section = page.getByTestId('code-injection');
-
-        await section.getByRole('button', {name: 'Edit'}).click();
-
-        for (const character of PADDING.split('')) {
-            await page.keyboard.press(character);
-        }
-
-        for (const character of '<1>'.split('')) {
-            await page.keyboard.press(character);
-        }
-
-        await section.getByRole('button', {name: 'Fullscreen'}).click();
-
-        await page.keyboard.press('End');
-        for (const character of '<2>'.split('')) {
-            await page.keyboard.press(character);
-        }
-
-        await page.getByTestId('modal-code').getByRole('button', {name: 'Done'}).click();
-
-        await page.keyboard.press('End');
-        for (const character of '<3>'.split('')) {
-            await page.keyboard.press(character);
-        }
-
-        await section.getByRole('button', {name: 'Save'}).click();
-        await expect(section.getByRole('button', {name: 'Save'})).toBeHidden();
-
-        expect(lastApiRequests.editSettings?.body).toMatchObject({
-            settings: [
-                {key: 'codeinjection_head', value: /<1><2><3>$/}
-            ]
-        });
-    });
 });