diff --git a/frontend/app/admin/SettingsPage.tsx b/frontend/app/admin/SettingsPage.tsx
index eb96b5f..e156df3 100644
--- a/frontend/app/admin/SettingsPage.tsx
+++ b/frontend/app/admin/SettingsPage.tsx
@@ -300,7 +300,7 @@ export default function SettingsPage({ section }: SettingsPageProps) {
     requests_data_source: 'Pick where Magent should read requests from.',
     log_level: 'How much detail is written to the activity log.',
     log_file: 'Where the activity log is stored.',
-    site_build_number: 'Build number shown in the footer (auto-set from releases).',
+    site_build_number: 'Build number shown in the account menu (auto-set from releases).',
     site_banner_enabled: 'Enable a sitewide banner for announcements.',
     site_banner_message: 'Short banner message for maintenance or updates.',
     site_banner_tone: 'Visual tone for the banner.',
diff --git a/frontend/app/globals.css b/frontend/app/globals.css
index 15ff479..9826b62 100644
--- a/frontend/app/globals.css
+++ b/frontend/app/globals.css
@@ -175,30 +175,35 @@ body {
   margin-right: auto;
 }
 
-.signed-in {
-  font-size: 12px;
-  text-transform: uppercase;
-  letter-spacing: 0.08em;
-  color: var(--ink-muted);
-  padding: 6px 10px;
-  border-radius: 999px;
-  border: 1px dashed var(--border);
-  background: transparent;
-  cursor: pointer;
-}
-
 .signed-in-menu {
   position: relative;
   display: inline-flex;
   align-items: center;
 }
 
+.avatar-button {
+  width: 44px;
+  height: 44px;
+  border-radius: 50%;
+  border: 1px solid rgba(255, 255, 255, 0.12);
+  background: linear-gradient(130deg, rgba(28, 107, 255, 0.35), rgba(17, 214, 198, 0.25));
+  color: var(--ink);
+  font-weight: 700;
+  letter-spacing: 0.04em;
+  text-transform: uppercase;
+  display: inline-flex;
+  align-items: center;
+  justify-content: center;
+  box-shadow: 0 10px 20px rgba(28, 107, 255, 0.25);
+  cursor: pointer;
+}
+
 .signed-in-dropdown {
   position: absolute;
   top: calc(100% + 8px);
   right: 0;
-  min-width: 180px;
-  background: rgba(14, 20, 32, 0.95);
+  width: min(260px, 90vw);
+  background: rgba(14, 20, 32, 0.96);
   border: 1px solid var(--border);
   border-radius: 12px;
   padding: 8px;
@@ -206,17 +211,50 @@ body {
   z-index: 20;
 }
 
-.signed-in-dropdown a {
+.signed-in-header {
+  font-size: 11px;
+  letter-spacing: 0.06em;
+  text-transform: uppercase;
+  color: var(--ink-muted);
+  padding: 8px 10px 6px;
+  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
+}
+
+.signed-in-actions {
+  display: grid;
+  gap: 6px;
+  padding: 8px 4px 4px;
+}
+
+.signed-in-actions a,
+.signed-in-signout {
   display: block;
   padding: 8px 12px;
   border-radius: 10px;
   color: var(--ink);
   text-decoration: none;
-  text-align: center;
+  text-align: left;
+  background: rgba(255, 255, 255, 0.05);
+  border: 1px solid rgba(255, 255, 255, 0.08);
 }
 
-.signed-in-dropdown a:hover {
-  background: rgba(255, 255, 255, 0.08);
+.signed-in-signout {
+  cursor: pointer;
+  font: inherit;
+}
+
+.signed-in-actions a:hover,
+.signed-in-signout:hover {
+  background: rgba(255, 255, 255, 0.12);
+}
+
+.signed-in-build {
+  margin-top: 6px;
+  padding: 6px 10px 8px;
+  font-size: 11px;
+  color: var(--ink-muted);
+  text-align: left;
+  letter-spacing: 0.04em;
 }
 
 .theme-toggle {
@@ -1446,21 +1484,18 @@ button span {
   }
 
   .signed-in-menu {
-    width: 100%;
+    margin-left: auto;
   }
 
-  .signed-in {
-    width: 100%;
-    text-align: left;
-    white-space: nowrap;
-    overflow: hidden;
-    text-overflow: ellipsis;
+  .avatar-button {
+    width: 40px;
+    height: 40px;
   }
 
   .signed-in-dropdown {
-    position: static;
-    width: 100%;
-    margin-top: 8px;
+    right: 0;
+    left: auto;
+    width: min(260px, 92vw);
   }
 
   .header-actions {
diff --git a/frontend/app/layout.tsx b/frontend/app/layout.tsx
index 81b6d71..fdb99a9 100644
--- a/frontend/app/layout.tsx
+++ b/frontend/app/layout.tsx
@@ -29,8 +29,8 @@ export default function RootLayout({ children }: { children: ReactNode }) {
               </a>
             </div>
             <div className="header-right">
-              <HeaderIdentity />
               <ThemeToggle />
+              <HeaderIdentity />
             </div>
             <div className="header-nav">
               <HeaderActions />
diff --git a/frontend/app/ui/HeaderActions.tsx b/frontend/app/ui/HeaderActions.tsx
index b967896..50ba6aa 100644
--- a/frontend/app/ui/HeaderActions.tsx
+++ b/frontend/app/ui/HeaderActions.tsx
@@ -32,14 +32,6 @@ export default function HeaderActions() {
     void load()
   }, [])
 
-  const signOut = () => {
-    clearToken()
-    setSignedIn(false)
-    if (typeof window !== 'undefined') {
-      window.location.href = '/login'
-    }
-  }
-
   if (!signedIn) {
     return null
   }
@@ -49,12 +41,7 @@ export default function HeaderActions() {
       <a className="header-cta header-cta--left" href="/feedback">Send feedback</a>
       <a href="/">Requests</a>
       <a href="/how-it-works">How it works</a>
-      <a href="/changelog">Changelog</a>
-      <a href="/profile">My profile</a>
       {role === 'admin' && <a href="/admin">Settings</a>}
-      <button type="button" className="header-link" onClick={signOut}>
-        Sign out
-      </button>
     </div>
   )
 }
diff --git a/frontend/app/ui/HeaderIdentity.tsx b/frontend/app/ui/HeaderIdentity.tsx
index cbb8054..ae86a76 100644
--- a/frontend/app/ui/HeaderIdentity.tsx
+++ b/frontend/app/ui/HeaderIdentity.tsx
@@ -4,13 +4,15 @@ import { useEffect, useState } from 'react'
 import { authFetch, clearToken, getApiBase, getToken } from '../lib/auth'
 
 export default function HeaderIdentity() {
-  const [identity, setIdentity] = useState<string | null>(null)
+  const [identity, setIdentity] = useState<{ username: string; role?: string } | null>(null)
+  const [buildNumber, setBuildNumber] = useState<string | null>(null)
   const [open, setOpen] = useState(false)
 
   useEffect(() => {
     const token = getToken()
     if (!token) {
       setIdentity(null)
+      setBuildNumber(null)
       return
     }
     const load = async () => {
@@ -24,7 +26,14 @@ export default function HeaderIdentity() {
         }
         const data = await response.json()
         if (data?.username) {
-          setIdentity(`${data.username}${data.role ? ` (${data.role})` : ''}`)
+          setIdentity({ username: data.username, role: data.role })
+        }
+        const siteResponse = await fetch(`${baseUrl}/site/public`)
+        if (siteResponse.ok) {
+          const siteInfo = await siteResponse.json()
+          if (siteInfo?.buildNumber) {
+            setBuildNumber(siteInfo.buildNumber)
+          }
         }
       } catch (err) {
         console.error(err)
@@ -38,14 +47,42 @@ export default function HeaderIdentity() {
     return null
   }
 
+  const label = `${identity.username}${identity.role ? ` (${identity.role})` : ''}`
+  const initial = identity.username.slice(0, 1).toUpperCase()
+  const signOut = () => {
+    clearToken()
+    if (typeof window !== 'undefined') {
+      window.location.href = '/login'
+    }
+  }
+
   return (
     <div className="signed-in-menu">
-      <button type="button" className="signed-in" onClick={() => setOpen((prev) => !prev)}>
-        Signed in as {identity}
+      <button
+        type="button"
+        className="avatar-button"
+        onClick={() => setOpen((prev) => !prev)}
+        aria-haspopup="true"
+        aria-expanded={open}
+        title={label}
+      >
+        {initial}
       </button>
       {open && (
         <div className="signed-in-dropdown">
-          <a href="/profile">My profile</a>
+          <div className="signed-in-header">Signed in as {label}</div>
+          <div className="signed-in-actions">
+            <a href="/profile" onClick={() => setOpen(false)}>
+              My profile
+            </a>
+            <a href="/changelog" onClick={() => setOpen(false)}>
+              Changelog
+            </a>
+            <button type="button" className="signed-in-signout" onClick={signOut}>
+              Sign out
+            </button>
+          </div>
+          {buildNumber ? <div className="signed-in-build">Build {buildNumber}</div> : null}
         </div>
       )}
     </div>
diff --git a/frontend/app/ui/SiteStatus.tsx b/frontend/app/ui/SiteStatus.tsx
index e5e317b..323e520 100644
--- a/frontend/app/ui/SiteStatus.tsx
+++ b/frontend/app/ui/SiteStatus.tsx
@@ -57,9 +57,6 @@ export default function SiteStatus() {
       {banner?.enabled && banner.message ? (
         <div className={`site-banner site-banner--${tone}`}>{banner.message}</div>
       ) : null}
-      {info?.buildNumber ? (
-        <div className="site-version">Build {info.buildNumber}</div>
-      ) : null}
     </>
   )
 }