diff --git a/Makefile b/Makefile
index da06fad25..48ba3342a 100644
--- a/Makefile
+++ b/Makefile
@@ -7,16 +7,6 @@ APP_VERSION_FILE = app/version.py
 GIT_BRANCH ?= $(shell git symbolic-ref --short HEAD 2> /dev/null || echo "detached")
 GIT_COMMIT ?= $(shell git rev-parse HEAD 2> /dev/null || echo "")
 
-DOCKER_IMAGE_TAG := $(shell cat docker/VERSION)
-DOCKER_BUILDER_IMAGE_NAME = govuk/notify-admin-builder:${DOCKER_IMAGE_TAG}
-
-BUILD_TAG ?= notifications-admin-manual
-BUILD_NUMBER ?= 0
-DEPLOY_BUILD_NUMBER ?= ${BUILD_NUMBER}
-BUILD_URL ?=
-
-DOCKER_CONTAINER_PREFIX = ${USER}-${BUILD_TAG}
-
 CF_API ?= api.cloud.service.gov.uk
 CF_ORG ?= govuk-notify
 CF_SPACE ?= ${DEPLOY_ENV}
@@ -79,50 +69,6 @@ freeze-requirements: ## create static requirements.txt
 	${VIRTUALENV_ROOT}/bin/pip install pip-tools
 	${VIRTUALENV_ROOT}/bin/pip-compile requirements.in
 
-.PHONY: prepare-docker-build-image
-prepare-docker-build-image: ## Prepare the Docker builder image
-	make -C docker build
-
-define run_docker_container
-	@docker run -it --rm \
-		--name "${DOCKER_CONTAINER_PREFIX}-${1}" \
-		-v "`pwd`:/var/project" \
-		-e UID=$(shell id -u) \
-		-e GID=$(shell id -g) \
-		-e GIT_COMMIT=${GIT_COMMIT} \
-		-e BUILD_NUMBER=${BUILD_NUMBER} \
-		-e BUILD_URL=${BUILD_URL} \
-		-e http_proxy="${HTTP_PROXY}" \
-		-e HTTP_PROXY="${HTTP_PROXY}" \
-		-e https_proxy="${HTTPS_PROXY}" \
-		-e HTTPS_PROXY="${HTTPS_PROXY}" \
-		-e NO_PROXY="${NO_PROXY}" \
-		-e CI_NAME=${CI_NAME} \
-		-e CI_BUILD_NUMBER=${BUILD_NUMBER} \
-		-e CI_BUILD_URL=${BUILD_URL} \
-		-e CI_BRANCH=${GIT_BRANCH} \
-		-e CI_PULL_REQUEST=${CI_PULL_REQUEST} \
-		-e CF_API="${CF_API}" \
-		-e CF_USERNAME="${CF_USERNAME}" \
-		-e CF_PASSWORD="${CF_PASSWORD}" \
-		-e CF_ORG="${CF_ORG}" \
-		-e CF_SPACE="${CF_SPACE}" \
-		${DOCKER_BUILDER_IMAGE_NAME} \
-		${2}
-endef
-
-.PHONY: build-with-docker
-build-with-docker: prepare-docker-build-image ## Build inside a Docker container
-	$(call run_docker_container,build,gosu hostuser make build)
-
-.PHONY: test-with-docker
-test-with-docker: prepare-docker-build-image ## Run tests inside a Docker container
-	$(call run_docker_container,test,gosu hostuser make test)
-
-.PHONY: clean-docker-containers
-clean-docker-containers: ## Clean up any remaining docker containers
-	docker rm -f $(shell docker ps -q -f "name=${DOCKER_CONTAINER_PREFIX}") 2> /dev/null || true
-
 .PHONY: clean
 clean:
 	rm -rf node_modules cache target ${CF_MANIFEST_PATH}
diff --git a/docker/Dockerfile b/docker/Dockerfile
deleted file mode 100644
index c9464a30b..000000000
--- a/docker/Dockerfile
+++ /dev/null
@@ -1,80 +0,0 @@
-FROM python:3.5-slim-jessie
-
-ARG HTTP_PROXY
-ARG HTTPS_PROXY
-ARG NO_PROXY
-
-ENV PYTHONUNBUFFERED=1 \
-	DEBIAN_FRONTEND=noninteractive \
-	NODEJS_VERSION=10.x \
-	GOSU_VERSION=1.10
-
-RUN \
-	echo "Install base packages" \
-	&& ([ -z "$HTTP_PROXY" ] || echo "Acquire::http::Proxy \"${HTTP_PROXY}\";" > /etc/apt/apt.conf.d/99HttpProxy) \
-	&& apt-get update \
-	&& apt-get install -y --no-install-recommends \
-		apt-transport-https \
-		make \
-		curl \
-		git \
-		build-essential \
-		libxml2-dev \
-		libxslt-dev \
-		zlib1g-dev \
-		zip \
-		rlwrap \
-		python-dev \
-		libffi-dev \
-		libssl-dev \
-		libexif-dev \
-		libfreetype6-dev \
-		libjpeg-dev \
-		liblcms2-2 \
-		libtiff5-dev \
-		zlib1g-dev \
-		libpango1.0-dev \
-		libcairo2-dev \
-		libmagickwand-dev \
-		ghostscript \
-		jq \
-		libjpeg62 \
-
-	&& echo "Install nodejs" \
-	&& cd /tmp \
-	&& curl -x "$HTTP_PROXY" -sL https://deb.nodesource.com/setup_${NODEJS_VERSION} | bash - \
-	&& apt-get install -y --no-install-recommends nodejs \
-
-	&& echo "Clean up" \
-	&& rm -rf /var/lib/apt/lists/* /tmp/*
-
-RUN \
-	echo "Install global pip packages" \
-	&& pip install \
-		virtualenv \
-		awscli \
-		wheel
-
-RUN \
-	echo "Install Cloud Foundry CLI" \
-	&& curl -sSL "https://cli.run.pivotal.io/stable?release=debian64&source=github" -o /tmp/cloudfoundry-cli.deb \
-	&& dpkg -i /tmp/cloudfoundry-cli.deb
-
-COPY tianon.gpg /tmp/tianon.gpg
-
-RUN \
-	echo "Install gosu" \
-	&& curl -sSL -o /usr/local/bin/gosu "https://github.com/tianon/gosu/releases/download/$GOSU_VERSION/gosu-$(dpkg --print-architecture)" \
-	&& curl -sSL -o /usr/local/bin/gosu.asc "https://github.com/tianon/gosu/releases/download/$GOSU_VERSION/gosu-$(dpkg --print-architecture).asc" \
-	&& export GNUPGHOME="$(mktemp -d)" \
-	&& gpg --import /tmp/tianon.gpg \
-	&& gpg --batch --verify /usr/local/bin/gosu.asc /usr/local/bin/gosu \
-	&& rm -r "$GNUPGHOME" /usr/local/bin/gosu.asc \
-	&& chmod +x /usr/local/bin/gosu \
-	&& gosu nobody true
-
-WORKDIR /var/project
-
-COPY entrypoint.sh /usr/local/bin/docker-entrypoint
-
-ENTRYPOINT ["/usr/local/bin/docker-entrypoint"]
diff --git a/docker/Makefile b/docker/Makefile
deleted file mode 100644
index 949b58b7b..000000000
--- a/docker/Makefile
+++ /dev/null
@@ -1,33 +0,0 @@
-.DEFAULT_GOAL := help
-SHELL := /bin/bash
-DOCKER_IMAGE_TAG := $(shell cat VERSION)
-
-.PHONY: help
-help:
-	@cat $(MAKEFILE_LIST) | grep -E '^[a-zA-Z_-]+:.*?## .*$$' | sort | awk 'BEGIN {FS = ":.*?## "}; {printf "\033[36m%-30s\033[0m %s\n", $$1, $$2}'
-
-.PHONY: build
-build:
-	docker pull `grep "FROM " Dockerfile | cut -d ' ' -f 2` || true
-	docker build \
-		--build-arg HTTP_PROXY="${HTTP_PROXY}" \
-		--build-arg HTTPS_PROXY="${HTTP_PROXY}" \
-		--build-arg NO_PROXY="${NO_PROXY}" \
-		-t govuk/notify-admin-builder:${DOCKER_IMAGE_TAG} \
-		.
-
-.PHONY: bash
-bash:
-	docker run -it --rm \
-		-e UID=$(shell id -u) \
-		-e GID=$(shell id -g) \
-		govuk/notify-admin-builder:${DOCKER_IMAGE_TAG} \
-		bash
-
-.PHONY: bash
-bash-hostuser:
-	docker run -it --rm \
-		-e UID=$(shell id -u) \
-		-e GID=$(shell id -g) \
-		govuk/notify-admin-builder:${DOCKER_IMAGE_TAG} \
-		gosu hostuser bash
diff --git a/docker/VERSION b/docker/VERSION
deleted file mode 100644
index 0cfbf0888..000000000
--- a/docker/VERSION
+++ /dev/null
@@ -1 +0,0 @@
-2
diff --git a/docker/entrypoint.sh b/docker/entrypoint.sh
deleted file mode 100755
index a57515244..000000000
--- a/docker/entrypoint.sh
+++ /dev/null
@@ -1,33 +0,0 @@
-#!/usr/bin/env bash
-
-set -eo pipefail; [[ "$TRACE" ]] && set -x
-
-if [[ "$(id -u)" -ne 0 ]]; then
-    echo 'docker-entrypoint requires root' >&2
-    exit 1
-fi
-
-if [ -z "$UID" ] || [ "$UID" = "0" ]; then
-  echo "UID must be specified as a positive integer"
-  exit 1
-fi
-
-if [ -z "$GID" ] || [ "$GID" = "0" ]; then
-  echo "GID must be specified as positive integer"
-  exit 1
-fi
-
-USER=$(id -un $UID 2>/dev/null || echo "hostuser")
-GROUP=$(getent group $GID | cut -d: -f1 || echo "hostgroup")
-
-if [ "$USER" = "hostuser" ]; then
-  useradd -u $UID -s /bin/bash -m $USER
-fi
-
-if [ "$GROUP" = "hostgroup" ]; then
-  groupadd -g $GID $GROUP
-fi
-
-usermod -g $GROUP $USER
-
-exec "$@"
diff --git a/docker/tianon.gpg b/docker/tianon.gpg
deleted file mode 100644
index 415d54907..000000000
Binary files a/docker/tianon.gpg and /dev/null differ