diff --git a/contrib/teamcity/build-configurations.yml b/contrib/teamcity/build-configurations.yml
--- a/contrib/teamcity/build-configurations.yml
+++ b/contrib/teamcity/build-configurations.yml
@@ -325,6 +325,10 @@
         - check-functional
     timeout: 1800
 
+  check-buildbot:
+    script: builds/check-buildbot.sh
+    timeout: 600
+
   check-seeds:
     script: builds/check-seeds.sh
     templates:
diff --git a/contrib/teamcity/builds/check-buildbot.sh b/contrib/teamcity/builds/check-buildbot.sh
new file mode 100755
--- /dev/null
+++ b/contrib/teamcity/builds/check-buildbot.sh
@@ -0,0 +1,12 @@
+#!/usr/bin/env bash
+
+export LC_ALL=C.UTF-8
+
+set -euxo pipefail
+
+# shellcheck source=../ci-fixture.sh
+source "${TOPLEVEL}/contrib/teamcity/ci-fixture.sh"
+
+cd "${TOPLEVEL}"/contrib/buildbot/test
+
+pytest
diff --git a/contrib/teamcity/setup-debian-buster.sh b/contrib/teamcity/setup-debian-buster.sh
--- a/contrib/teamcity/setup-debian-buster.sh
+++ b/contrib/teamcity/setup-debian-buster.sh
@@ -125,6 +125,13 @@
 pip3 install teamcity-messages
 # Python library for merging nested structures
 pip3 install deepmerge
+# For running Python test suites
+pip3 install pytest
+
+# Install Python dependencies for the build bot
+# Note: Path should be relative to TEAMCITY_DIR since the base image build
+# context may be different than the project root.
+pip3 install -r "${TEAMCITY_DIR}"/../buildbot/requirements.txt
 
 # Install pandoc. The version from buster is outdated, so get a more recent one
 # from github.