diff --git a/Jenkinsfile b/Jenkinsfile
index 722b3ff6..87e7858e 100644
--- a/Jenkinsfile
+++ b/Jenkinsfile
@@ -36,7 +36,30 @@ pipeline {
       }
     }
 
-    /* 1) 공통 테스트 */
+    // ✅ PR 전용 테스트 단계
+    stage('Test for PR') {
+      when {
+        changeRequest()
+      }
+      steps {
+        withCredentials([file(credentialsId: 'backend-env', variable: 'ENV_FILE')]) {
+          sh '''
+set -o allexport
+source "$ENV_FILE"
+set +o allexport
+
+./gradlew test jacocoTestReport --no-daemon
+'''
+        }
+      }
+      post {
+        success {
+          archiveArtifacts artifacts: 'build/reports/jacoco/test/**', fingerprint: true
+        }
+      }
+    }
+
+    // ✅ PR이 아닐 때만 실행되는 테스트 (develop/main 제외)
     stage('Test') {
       when {
         allOf {
@@ -57,7 +80,7 @@ set -o allexport
 source "$ENV_FILE"
 set +o allexport
 
-./gradlew test --no-daemon
+./gradlew test jacocoTestReport --no-daemon
 '''
         }
       }
@@ -66,6 +89,42 @@ set +o allexport
           publishChecks name: GH_CHECK_NAME,
                         conclusion: 'SUCCESS',
                         detailsURL: env.BUILD_URL
+
+          jacoco execPattern: 'build/jacoco/test.exec',
+                 classPattern: 'build/classes/java/main',
+                 sourcePattern: 'src/main/java',
+                 inclusionPattern: '**/*.class',
+                 exclusionPattern: '**/*Test*',
+                 changeBuildStatus: true
+
+          archiveArtifacts artifacts: 'build/reports/jacoco/test/html/**', fingerprint: true
+          script {
+              // CSV 경로
+              def csvPath = 'build/reports/jacoco/test/jacocoTestReport.csv'
+
+              if (fileExists(csvPath)) {
+                def coverageFile = readFile(csvPath)
+                // LINE 포함된 줄을 찾고 퍼센트 숫자 추출 (예: LINE,COVERED,xxx,85.23)
+                def lineCoverageLine = coverageFile.readLines().find { it.startsWith("LINE,") }
+                def lineCoveragePercent = "알 수 없음"
+
+                if (lineCoverageLine) {
+                  def parts = lineCoverageLine.split(',')
+                  // CSV 포맷에 따라 퍼센티지 위치 다를 수 있으니 확인 필요
+                  if(parts.size() >= 4) {
+                    lineCoveragePercent = parts[3] + "%"
+                  }
+                }
+
+                // 슬랙으로 커버리지 결과 전송
+                slackSend channel: env.SLACK_CHANNEL,
+                          tokenCredentialId: env.SLACK_CRED_ID,
+                          color: '#36a64f',
+                          message: ":white_check_mark: *BE 테스트 성공* - Jacoco 라인 커버리지: ${lineCoveragePercent}"
+              } else {
+                echo "Jacoco CSV 리포트 파일이 존재하지 않습니다: ${csvPath}"
+              }
+            }
         }
         failure {
           publishChecks name: GH_CHECK_NAME,
@@ -208,7 +267,7 @@ docker push ${ECR_REGISTRY}/${IMAGE_REPO_NAME}:${env.GIT_COMMIT}
       post {
         success {
           slackSend channel: env.SLACK_CHANNEL,
-                    tokenCredentialId: env.SLACK_CRED_ID,
+                    tokenCredentialId: env.SBELACK_CRED_ID,
                     color: '#36a64f',
                     message: """:white_check_mark: *BE main branch CI 성공*
 파이프라인: <${env.BUILD_URL}|열기>
diff --git a/build.gradle b/build.gradle
index c7bc8034..28ae2506 100644
--- a/build.gradle
+++ b/build.gradle
@@ -2,6 +2,7 @@ plugins {
     id 'java'
     id 'org.springframework.boot' version '3.4.4'
     id 'io.spring.dependency-management' version '1.1.7'
+    id 'jacoco'
 }
 
 group = 'com.factoreal'
@@ -97,7 +98,38 @@ dependencies {
     implementation 'io.micrometer:micrometer-registry-prometheus'
 
 }
+// ✅ JaCoCo 테스트 커버리지 리포트 생성 설정
+jacoco {
+    toolVersion = "0.8.11"
+}
 
+jacocoTestReport {
+    dependsOn test // 테스트가 실행된 후 리포트 생성
+    reports {
+        xml.required = true
+        html.required = true
+        csv.required = true
+    }
+    afterEvaluate {
+        classDirectories.setFrom(
+                files(classDirectories.files.collect {
+                    fileTree(dir: it, include: [
+                            'com/factoreal/backend/domain/**/application/**',
+                            'com/factoreal/backend/messaging/**'
+                    ],
+                    excludes: [
+                            'com/factoreal/backend/messaging/common/**',
+                            'com/factoreal/backend/messaging/config/**',
+                            '**/dao/**',
+                            '**/dto/**',
+                            '**/entity/**',
+                    ])
+                })
+        )
+    }
+}
+// ✅ 테스트 태스크에 커버리지 연결
 tasks.named('test') {
     useJUnitPlatform()
-}
+    finalizedBy tasks.jacocoTestReport // 테스트 후 커버리지 리포트 생성
+}
\ No newline at end of file