diff --git a/api/validation/config.go b/api/validation/config.go
new file mode 100644
index 0000000..9131978
--- /dev/null
+++ b/api/validation/config.go
@@ -0,0 +1,22 @@
+package validation
+
+import (
+	"errors"
+
+	apps "github.com/ninech/apis/apps/v1alpha1"
+)
+
+// ConfigValidator validates a Config
+type ConfigValidator struct {
+	Config apps.Config
+}
+
+// Validate validates the config
+func (c ConfigValidator) Validate() error {
+	if c.Config.DeployJob != nil {
+		if len(c.Config.DeployJob.Name) == 0 {
+			return errors.New("deploy job name cannot be empty")
+		}
+	}
+	return nil
+}
diff --git a/create/application.go b/create/application.go
index df355b4..ca97ae4 100644
--- a/create/application.go
+++ b/create/application.go
@@ -149,6 +149,15 @@ func (app *applicationCmd) Run(ctx context.Context, client *api.Client) error {
 		}
 	}
 
+	if newApp.Spec.ForProvider.Config.DeployJob != nil {
+		configValidator := &validation.ConfigValidator{
+			Config: newApp.Spec.ForProvider.Config,
+		}
+		if err := configValidator.Validate(); err != nil {
+			return fmt.Errorf("error when validating application config: %w", err)
+		}
+	}
+
 	c := newCreator(client, newApp, strings.ToLower(apps.ApplicationKind))
 	appWaitCtx, cancel := context.WithTimeout(ctx, app.WaitTimeout)
 	defer cancel()
diff --git a/update/application.go b/update/application.go
index 62dafb1..716378c 100644
--- a/update/application.go
+++ b/update/application.go
@@ -140,6 +140,15 @@ func (cmd *applicationCmd) Run(ctx context.Context, client *api.Client) error {
 			}
 		}
 
+		if app.Spec.ForProvider.Config.DeployJob != nil {
+			configValidator := &validation.ConfigValidator{
+				Config: app.Spec.ForProvider.Config,
+			}
+			if err := configValidator.Validate(); err != nil {
+				return fmt.Errorf("error when validating application config: %w", err)
+			}
+		}
+
 		return nil
 	})