diff --git a/homeassistant/components/azure_devops/__init__.py b/homeassistant/components/azure_devops/__init__.py
index e2b761708a5..deda8f466a6 100644
--- a/homeassistant/components/azure_devops/__init__.py
+++ b/homeassistant/components/azure_devops/__init__.py
@@ -16,6 +16,7 @@ from homeassistant.config_entries import ConfigEntry
 from homeassistant.const import Platform
 from homeassistant.core import HomeAssistant
 from homeassistant.exceptions import ConfigEntryAuthFailed
+from homeassistant.helpers.aiohttp_client import async_get_clientsession
 from homeassistant.helpers.device_registry import DeviceEntryType, DeviceInfo
 from homeassistant.helpers.entity import EntityDescription
 from homeassistant.helpers.update_coordinator import (
@@ -43,7 +44,8 @@ class AzureDevOpsEntityDescription(EntityDescription):
 
 async def async_setup_entry(hass: HomeAssistant, entry: ConfigEntry) -> bool:
     """Set up Azure DevOps from a config entry."""
-    client = DevOpsClient()
+    aiohttp_session = async_get_clientsession(hass)
+    client = DevOpsClient(session=aiohttp_session)
 
     if entry.data.get(CONF_PAT) is not None:
         await client.authorize(entry.data[CONF_PAT], entry.data[CONF_ORG])
@@ -62,7 +64,7 @@ async def async_setup_entry(hass: HomeAssistant, entry: ConfigEntry) -> bool:
         """Fetch data from Azure DevOps."""
 
         try:
-            return await client.get_builds(
+            builds = await client.get_builds(
                 entry.data[CONF_ORG],
                 entry.data[CONF_PROJECT],
                 BUILDS_QUERY,
@@ -70,6 +72,11 @@ async def async_setup_entry(hass: HomeAssistant, entry: ConfigEntry) -> bool:
         except aiohttp.ClientError as exception:
             raise UpdateFailed from exception
 
+        if builds is None:
+            raise UpdateFailed("No builds found")
+
+        return builds
+
     coordinator = DataUpdateCoordinator(
         hass,
         _LOGGER,
diff --git a/homeassistant/components/azure_devops/config_flow.py b/homeassistant/components/azure_devops/config_flow.py
index 336fd2ca8df..ffb0abf609a 100644
--- a/homeassistant/components/azure_devops/config_flow.py
+++ b/homeassistant/components/azure_devops/config_flow.py
@@ -10,6 +10,7 @@ import aiohttp
 import voluptuous as vol
 
 from homeassistant.config_entries import ConfigFlow, ConfigFlowResult
+from homeassistant.helpers.aiohttp_client import async_get_clientsession
 
 from .const import CONF_ORG, CONF_PAT, CONF_PROJECT, DOMAIN
 
@@ -56,7 +57,8 @@ class AzureDevOpsFlowHandler(ConfigFlow, domain=DOMAIN):
         """Check the setup of the flow."""
         errors: dict[str, str] = {}
 
-        client = DevOpsClient()
+        aiohttp_session = async_get_clientsession(self.hass)
+        client = DevOpsClient(session=aiohttp_session)
 
         try:
             if self._pat is not None:
diff --git a/homeassistant/components/azure_devops/manifest.json b/homeassistant/components/azure_devops/manifest.json
index 391cad570f2..0d5e5a1c685 100644
--- a/homeassistant/components/azure_devops/manifest.json
+++ b/homeassistant/components/azure_devops/manifest.json
@@ -6,5 +6,5 @@
   "documentation": "https://www.home-assistant.io/integrations/azure_devops",
   "iot_class": "cloud_polling",
   "loggers": ["aioazuredevops"],
-  "requirements": ["aioazuredevops==1.4.3"]
+  "requirements": ["aioazuredevops==2.0.0"]
 }
diff --git a/homeassistant/components/azure_devops/sensor.py b/homeassistant/components/azure_devops/sensor.py
index a6e4ee95cad..514db5462e9 100644
--- a/homeassistant/components/azure_devops/sensor.py
+++ b/homeassistant/components/azure_devops/sensor.py
@@ -39,19 +39,23 @@ async def async_setup_entry(
         AzureDevOpsSensor(
             coordinator,
             AzureDevOpsSensorEntityDescription(
-                key=f"{build.project.id}_{build.definition.id}_latest_build",
+                key=f"{build.project.project_id}_{build.definition.build_id}_latest_build",
                 translation_key="latest_build",
                 translation_placeholders={"definition_name": build.definition.name},
                 attrs=lambda build: {
-                    "definition_id": build.definition.id,
-                    "definition_name": build.definition.name,
-                    "id": build.id,
+                    "definition_id": (
+                        build.definition.build_id if build.definition else None
+                    ),
+                    "definition_name": (
+                        build.definition.name if build.definition else None
+                    ),
+                    "id": build.build_id,
                     "reason": build.reason,
                     "result": build.result,
                     "source_branch": build.source_branch,
                     "source_version": build.source_version,
                     "status": build.status,
-                    "url": build.links.web,
+                    "url": build.links.web if build.links else None,
                     "queue_time": build.queue_time,
                     "start_time": build.start_time,
                     "finish_time": build.finish_time,
diff --git a/requirements_all.txt b/requirements_all.txt
index 77c2aa07434..e2181cec025 100644
--- a/requirements_all.txt
+++ b/requirements_all.txt
@@ -206,7 +206,7 @@ aioasuswrt==1.4.0
 aioautomower==2024.3.4
 
 # homeassistant.components.azure_devops
-aioazuredevops==1.4.3
+aioazuredevops==2.0.0
 
 # homeassistant.components.baf
 aiobafi6==0.9.0
diff --git a/requirements_test_all.txt b/requirements_test_all.txt
index f3ebbc7a972..703315b5b3f 100644
--- a/requirements_test_all.txt
+++ b/requirements_test_all.txt
@@ -185,7 +185,7 @@ aioasuswrt==1.4.0
 aioautomower==2024.3.4
 
 # homeassistant.components.azure_devops
-aioazuredevops==1.4.3
+aioazuredevops==2.0.0
 
 # homeassistant.components.baf
 aiobafi6==0.9.0