diff --git a/apps/circuit-compiler/src/app/components/compileBtn.tsx b/apps/circuit-compiler/src/app/components/compileBtn.tsx
index 30f0b2890c..50eb6e1f13 100644
--- a/apps/circuit-compiler/src/app/components/compileBtn.tsx
+++ b/apps/circuit-compiler/src/app/components/compileBtn.tsx
@@ -9,20 +9,21 @@ export function CompileBtn () {
 
   return (
     <CustomTooltip
-        placement="auto"
-        tooltipId="overlay-tooltip-compile"
-        tooltipText={
-          <div className="text-left">
-            <div>
-              <b>Ctrl+S</b> to compile {appState.filePath}
-            </div>
+      placement="auto"
+      tooltipId="overlay-tooltip-compile"
+      tooltipText={
+        <div className="text-left">
+          <div>
+            <b>Ctrl+S</b> to compile {appState.filePath}
           </div>
-        }
-      >
+        </div>
+      }
+    >
       <button
         className="btn btn-primary btn-block d-block w-100 text-break mb-1 mt-3"
         onClick={() => { compileCircuit(plugin, appState) }}
         disabled={(appState.filePath === "") || (appState.status === "compiling") || (appState.status === "generating")}
+        data-id="compile_circuit_btn"
       >
         <div className="d-flex align-items-center justify-content-center">
           <RenderIf condition={appState.status === 'compiling'}>
diff --git a/apps/circuit-compiler/src/app/components/container.tsx b/apps/circuit-compiler/src/app/components/container.tsx
index 854ac3d611..51f583293c 100644
--- a/apps/circuit-compiler/src/app/components/container.tsx
+++ b/apps/circuit-compiler/src/app/components/container.tsx
@@ -70,7 +70,7 @@ export function Container () {
                 <WitnessSection plugin={circuitApp.plugin} signalInputs={circuitApp.appState.signalInputs} status={circuitApp.appState.status} />
               </WitnessToggler>
             </RenderIf>
-            <RenderIf condition={circuitApp.appState.status !== 'compiling' && circuitApp.appState.status !== 'computing' && circuitApp.appState.status !== 'generating'}>
+            <RenderIf condition={(circuitApp.appState.status !== 'compiling') && (circuitApp.appState.status !== 'computing') && (circuitApp.appState.status !== 'generating')}>
               <CompilerFeedback feedback={circuitApp.appState.feedback} filePathToId={circuitApp.appState.filePathToId} openErrorLocation={handleOpenErrorLocation} hideWarnings={circuitApp.appState.hideWarnings} />
             </RenderIf>
           </div>
diff --git a/apps/circuit-compiler/src/app/components/feedback.tsx b/apps/circuit-compiler/src/app/components/feedback.tsx
index 3d7a6b94f1..b4c9367699 100644
--- a/apps/circuit-compiler/src/app/components/feedback.tsx
+++ b/apps/circuit-compiler/src/app/components/feedback.tsx
@@ -21,7 +21,7 @@ export function CompilerFeedback ({ feedback, filePathToId, hideWarnings, openEr
     <div>
       <div className="circuit_errors_box py-4">
         <RenderIf condition={ (typeof feedback === "string") && showException }>
-          <div className="circuit_feedback error alert alert-danger">
+          <div className="circuit_feedback error alert alert-danger" data-id="circuit_feedback">
             <span> { feedback } </span>
             <div className="close" data-id="renderer" onClick={handleCloseException}>
               <i className="fas fa-times"></i>
@@ -39,12 +39,12 @@ export function CompilerFeedback ({ feedback, filePathToId, hideWarnings, openEr
               Array.isArray(feedback) && feedback.map((response, index) => (
                 <div key={index} onClick={() => handleOpenError(response)}>
                   <RenderIf condition={response.type === 'Error'}>
-                    <div className={`circuit_feedback ${response.type.toLowerCase()} alert alert-danger`}>
+                    <div className={`circuit_feedback ${response.type.toLowerCase()} alert alert-danger`} data-id="circuit_feedback">
                       <FeedbackAlert message={response.message} location={ response.labels[0] ? response.labels[0].message + ` ${filePathToId[response.labels[0].file_id]}:${response.labels[0].range.start}:${response.labels[0].range.end}` : null} />
                     </div>
                   </RenderIf>
                   <RenderIf condition={(response.type === 'Warning') && !hideWarnings}>
-                    <div className={`circuit_feedback ${response.type.toLowerCase()} alert alert-warning`}>
+                    <div className={`circuit_feedback ${response.type.toLowerCase()} alert alert-warning`} data-id="circuit_feedback">
                       <FeedbackAlert message={response.message} location={null} />
                     </div>
                   </RenderIf>
diff --git a/apps/circuit-compiler/src/app/components/options.tsx b/apps/circuit-compiler/src/app/components/options.tsx
index 6275caba6d..adf083ae2f 100644
--- a/apps/circuit-compiler/src/app/components/options.tsx
+++ b/apps/circuit-compiler/src/app/components/options.tsx
@@ -14,7 +14,7 @@ export function CompileOptions ({autoCompile, hideWarnings, setCircuitAutoCompil
           checked={autoCompile}
           id="autoCompileCircuit"
         />
-        <label className="form-check-label custom-control-label" htmlFor="autoCompileCircuit">
+        <label className="form-check-label custom-control-label" htmlFor="autoCompileCircuit" data-id="auto_compile_circuit_checkbox_input">
           <FormattedMessage id="circuit.autoCompile" />
         </label>
       </div>
@@ -27,7 +27,7 @@ export function CompileOptions ({autoCompile, hideWarnings, setCircuitAutoCompil
           title="Hide warnings"
           checked={hideWarnings}
         />
-        <label className="form-check-label custom-control-label" htmlFor="hideCircuitWarnings">
+        <label className="form-check-label custom-control-label" htmlFor="hideCircuitWarnings" data-id="hide_circuit_warnings_checkbox_input">
           <FormattedMessage id="solidity.hideWarnings" />
         </label>
       </div>
diff --git a/apps/circuit-compiler/src/app/components/r1csBtn.tsx b/apps/circuit-compiler/src/app/components/r1csBtn.tsx
index 324c61e28a..f2b9b2407f 100644
--- a/apps/circuit-compiler/src/app/components/r1csBtn.tsx
+++ b/apps/circuit-compiler/src/app/components/r1csBtn.tsx
@@ -12,6 +12,7 @@ export function R1CSBtn () {
       className="btn btn-secondary btn-block d-block w-100 text-break mb-1 mt-2"
       onClick={() => { generateR1cs(plugin, appState) }}
       disabled={(appState.filePath === "") || (appState.status === "compiling") || (appState.status === "generating") || (appState.status === "computing")}
+      data-id="generate_r1cs_btn"
     >
       <CustomTooltip
         placement="auto"
diff --git a/apps/circuit-compiler/src/app/components/witness.tsx b/apps/circuit-compiler/src/app/components/witness.tsx
index 587e8765d4..d4a28fc2fd 100644
--- a/apps/circuit-compiler/src/app/components/witness.tsx
+++ b/apps/circuit-compiler/src/app/components/witness.tsx
@@ -26,14 +26,16 @@ export function WitnessSection ({ plugin, signalInputs, status }: {plugin: Circo
                   <label className="circuit_inner_label form-check-label" htmlFor="circuitPrimeSelector">
                     <FormattedMessage id="circuit.signalInput" /> { input }
                   </label>
-                  <input className="form-control m-0 txinput" placeholder={input} name={input} onChange={handleSignalInput} />
+                  <input className="form-control m-0 txinput" placeholder={input} name={input} onChange={handleSignalInput} data-id={`circuit_input_${input}`} />
                 </div>
               ))
             }
             <button
               className="btn btn-sm btn-secondary"
               onClick={() => { computeWitness(plugin, status, witnessValues) }}
-              disabled={(status === "compiling") || (status === "generating") || (status === "computing")}>
+              disabled={(status === "compiling") || (status === "generating") || (status === "computing")}
+              data-id="compute_witness_btn"
+            >
               <RenderIf condition={status === 'computing'}>
                 <i className="fas fa-sync fa-spin mr-2" aria-hidden="true"></i>
               </RenderIf>
diff --git a/apps/circuit-compiler/src/app/components/witnessToggler.tsx b/apps/circuit-compiler/src/app/components/witnessToggler.tsx
index 3910b01c1b..60027c2ebe 100644
--- a/apps/circuit-compiler/src/app/components/witnessToggler.tsx
+++ b/apps/circuit-compiler/src/app/components/witnessToggler.tsx
@@ -11,7 +11,7 @@ export function WitnessToggler ({ children }: { children: JSX.Element }) {
 
   return (
     <div>
-      <div className="d-flex circuit_config_section justify-content-between" onClick={toggleConfigurations}>
+      <div className="d-flex circuit_config_section justify-content-between" onClick={toggleConfigurations} data-id="witness_toggler">
         <div className="d-flex">
           <label className="mt-1 circuit_config_section">
             <FormattedMessage id="circuit.computeWitness" />
diff --git a/apps/circuit-compiler/src/app/services/circomPluginClient.ts b/apps/circuit-compiler/src/app/services/circomPluginClient.ts
index 8cf855d5ff..e97609fbac 100644
--- a/apps/circuit-compiler/src/app/services/circomPluginClient.ts
+++ b/apps/circuit-compiler/src/app/services/circomPluginClient.ts
@@ -32,7 +32,7 @@ export class CircomPluginClient extends PluginClient {
     this.internalEvents.emit('circom_activated')
   }
 
-  async parse(path: string, fileContent?: string): Promise<CompilerReport[]> {
+  async parse(path: string, fileContent?: string): Promise<[CompilerReport[], Record<string, string>]> {
     if (!fileContent) {
       // @ts-ignore
       fileContent = await this.call('fileManager', 'readFile', path)
@@ -45,7 +45,7 @@ export class CircomPluginClient extends PluginClient {
 
     try {
       const result: CompilerReport[] = JSON.parse(parsedOutput.report())
-      const mapReportFilePathToId = {}
+      const mapReportFilePathToId: Record<string, string> = {}
 
       if (result.length === 0) {
         // @ts-ignore
@@ -101,10 +101,8 @@ export class CircomPluginClient extends PluginClient {
           await this.call('editor', 'clearErrorMarkers', [path])
         }
       }
-      
-  
-      this.internalEvents.emit('circuit_parsing_done', result, mapReportFilePathToId)
-      return result
+
+      return [result, mapReportFilePathToId]
     } catch (e) {
       throw new Error(e)
     }
@@ -112,7 +110,7 @@ export class CircomPluginClient extends PluginClient {
 
   async compile(path: string, compilationConfig?: CompilationConfig): Promise<void> {
     this.internalEvents.emit('circuit_compiling_start')
-    const parseErrors = await this.parse(path)
+    const [parseErrors, filePathToId] = await this.parse(path)
 
     if (parseErrors && (parseErrors.length > 0)) {
       if (parseErrors[0].type === 'Error') {
@@ -121,6 +119,8 @@ export class CircomPluginClient extends PluginClient {
       } else if (parseErrors[0].type === 'Warning') {
         this.internalEvents.emit('circuit_parsing_warning', parseErrors)
       }
+    } else {
+      this.internalEvents.emit('circuit_parsing_done', parseErrors, filePathToId)
     }
     if (compilationConfig) {
       const { prime, version } = compilationConfig
@@ -160,7 +160,7 @@ export class CircomPluginClient extends PluginClient {
 
   async generateR1cs (path: string, compilationConfig?: CompilationConfig): Promise<void> {
     this.internalEvents.emit('circuit_generating_r1cs_start')
-    const parseErrors = await this.parse(path)
+    const [parseErrors, filePathToId] = await this.parse(path)
 
     if (parseErrors && (parseErrors.length > 0)) {
       if (parseErrors[0].type === 'Error') {
@@ -169,6 +169,8 @@ export class CircomPluginClient extends PluginClient {
       } else if (parseErrors[0].type === 'Warning') {
         this.internalEvents.emit('circuit_parsing_warning', parseErrors)
       }
+    } else {
+      this.internalEvents.emit('circuit_parsing_done', parseErrors, filePathToId)
     }
     if (compilationConfig) {
       const { prime, version } = compilationConfig
diff --git a/apps/remix-ide-e2e/src/tests/circom.test.ts b/apps/remix-ide-e2e/src/tests/circom.test.ts
new file mode 100644
index 0000000000..0cad3052f3
--- /dev/null
+++ b/apps/remix-ide-e2e/src/tests/circom.test.ts
@@ -0,0 +1,178 @@
+'use strict'
+import { NightwatchBrowser } from 'nightwatch'
+import init from '../helpers/init'
+
+module.exports = {
+  '@disabled': true,
+  before: function (browser: NightwatchBrowser, done: VoidFunction) {
+    init(browser, done)
+  },
+
+  'Should create semaphore workspace template #group1 #group2 #group3 #group4': function (browser: NightwatchBrowser) {
+    browser
+      .clickLaunchIcon('filePanel')
+      .click('*[data-id="workspacesMenuDropdown"]')
+      .click('*[data-id="workspacecreate"]')
+      .waitForElementVisible('*[data-id="modalDialogCustomPromptTextCreate"]')
+      .waitForElementVisible('[data-id="fileSystemModalDialogModalFooter-react"] > button')
+      .click('select[id="wstemplate"]')
+      .click('select[id="wstemplate"] option[value=semaphore]')
+      .waitForElementPresent('[data-id="fileSystemModalDialogModalFooter-react"] .modal-ok')
+      .execute(function () { (document.querySelector('[data-id="fileSystemModalDialogModalFooter-react"] .modal-ok') as HTMLElement).click() })
+      .pause(100)
+      .waitForElementVisible('*[data-id="treeViewLitreeViewItemcircuits"]')
+      .waitForElementVisible('*[data-id="treeViewLitreeViewItemcircuits/semaphore.circom"]')
+      .waitForElementVisible('*[data-id="treeViewLitreeViewItemscripts"]')
+      .waitForElementVisible('*[data-id="treeViewLitreeViewItemscripts/run_setup.ts"]')
+      .waitForElementVisible('*[data-id="treeViewLitreeViewItemtemplates"]')
+      .waitForElementVisible('*[data-id="treeViewLitreeViewItemtemplates/groth16_verifier.sol.ejs"]')
+  },
+  'Should compile a simple circuit using editor play button #group1': function (browser: NightwatchBrowser) {
+    browser
+      .click('[data-id="treeViewLitreeViewItemcircuits/simple.circom"]')
+      .waitForElementPresent('[data-path="Semaphore - 1/circuits/simple.circom"]')
+      .waitForElementVisible('[data-path="Semaphore - 1/circuits/simple.circom"]')
+      .click('[data-id="play-editor"]')
+      .waitForElementPresent('[data-id="treeViewLitreeViewItemcircuits/.bin/simple.wasm"]')
+      .waitForElementVisible('[data-id="treeViewLitreeViewItemcircuits/.bin/simple.wasm"]')
+  },
+  'Should compute a witness for a simple circuit #group1': function (browser: NightwatchBrowser) {
+    browser
+      .clickLaunchIcon('circuit-compiler')
+      .frame(0)
+      .waitForElementVisible('[data-id="witness_toggler"]')
+      .click('[data-id="witness_toggler"]')
+      .waitForElementVisible('[data-id="compute_witness_btn"]')
+      .waitForElementVisible('[data-id="circuit_input_a"]')
+      .waitForElementVisible('[data-id="circuit_input_b"]')
+      .setValue('[data-id="circuit_input_a"]', '1')
+      .setValue('[data-id="circuit_input_b"]', '2')
+      .click('[data-id="compute_witness_btn"]')
+      .frameParent()
+      .clickLaunchIcon('filePanel')
+      .waitForElementPresent('[data-id="treeViewLitreeViewItemcircuits/.bin/simple.wtn"]')
+      .waitForElementVisible('[data-id="treeViewLitreeViewItemcircuits/.bin/simple.wtn"]')
+  },
+  'Should compile a simple circuit using compile button in circom plugin #group2': function (browser: NightwatchBrowser) {
+    browser
+      .click('[data-id="treeViewLitreeViewItemcircuits/simple.circom"]')
+      .waitForElementPresent('[data-path="Semaphore - 1/circuits/simple.circom"]')
+      .waitForElementVisible('[data-path="Semaphore - 1/circuits/simple.circom"]')
+      .clickLaunchIcon('circuit-compiler')
+      .frame(0)
+      .waitForElementPresent('button[data-id="compile_circuit_btn"]')
+      .waitForElementVisible('button[data-id="compile_circuit_btn"]')
+      .click('button[data-id="compile_circuit_btn"]')
+      .frameParent()
+      .clickLaunchIcon('filePanel')
+      .waitForElementPresent('[data-id="treeViewLitreeViewItemcircuits/.bin/simple.wasm"]')
+      .waitForElementVisible('[data-id="treeViewLitreeViewItemcircuits/.bin/simple.wasm"]')
+  },
+  'Should generate R1CS for a simple circuit #group2': function (browser: NightwatchBrowser) {
+    browser
+      .clickLaunchIcon('circuit-compiler')
+      .frame(0)
+      .waitForElementPresent('button[data-id="generate_r1cs_btn"]')
+      .waitForElementVisible('button[data-id="generate_r1cs_btn"]')
+      .click('button[data-id="generate_r1cs_btn"]')
+      .frameParent()
+      .clickLaunchIcon('filePanel')
+      .waitForElementPresent('[data-id="treeViewLitreeViewItemcircuits/.bin/simple.r1cs"]')
+      .waitForElementVisible('[data-id="treeViewLitreeViewItemcircuits/.bin/simple.r1cs"]')
+  },
+  'Should compile a simple circuit using CTRL + S from the editor #group3': function (browser: NightwatchBrowser) {
+    browser
+      .click('[data-id="treeViewLitreeViewItemcircuits/simple.circom"]')
+      .waitForElementPresent('[data-path="Semaphore - 1/circuits/simple.circom"]')
+      .waitForElementVisible('[data-path="Semaphore - 1/circuits/simple.circom"]')
+      .perform(function () {
+        const actions = this.actions({async: true})
+
+        return actions.keyDown(this.Keys.CONTROL).sendKeys('s')
+      })
+      .waitForElementPresent('[data-id="treeViewLitreeViewItemcircuits/.bin/simple.wasm"]')
+      .waitForElementVisible('[data-id="treeViewLitreeViewItemcircuits/.bin/simple.wasm"]')
+  },
+  'Should display warnings for compiled circuit without pragma version #group4': function (browser: NightwatchBrowser) {
+    browser
+      .click('[data-id="treeViewLitreeViewItemcircuits/simple.circom"]')
+      .waitForElementPresent('[data-path="Semaphore - 1/circuits/simple.circom"]')
+      .waitForElementVisible('[data-path="Semaphore - 1/circuits/simple.circom"]')
+      .setEditorValue(warningCircuit)
+      .clickLaunchIcon('circuit-compiler')
+      .frame(0)
+      .waitForElementPresent('button[data-id="compile_circuit_btn"]')
+      .waitForElementVisible('button[data-id="compile_circuit_btn"]')
+      .click('button[data-id="compile_circuit_btn"]')
+      .waitForElementPresent('[data-id="circuit_feedback"]')
+      .waitForElementVisible('[data-id="circuit_feedback"]')
+      .assert.hasClass('[data-id="circuit_feedback"]', 'alert-warning')
+      .waitForElementContainsText('[data-id="circuit_feedback"]', 'File circuits/simple.circom does not include pragma version. Assuming pragma version (2, 1, 5)')
+  },
+  'Should hide/show warnings for compiled circuit #group4': function (browser: NightwatchBrowser) {
+    browser
+      .click('[data-id="hide_circuit_warnings_checkbox_input"]')
+      .waitForElementNotPresent('[data-id="circuit_feedback"]')
+      .click('[data-id="hide_circuit_warnings_checkbox_input"]')
+      .waitForElementVisible('[data-id="circuit_feedback"]')
+      .waitForElementContainsText('[data-id="circuit_feedback"]', 'File circuits/simple.circom does not include pragma version. Assuming pragma version (2, 1, 5)')
+  },
+  'Should display error for invalid circuit #group4': function (browser: NightwatchBrowser) {
+    browser
+      .frameParent()
+      .setEditorValue(errorCircuit)
+      .frame(0)
+      .waitForElementPresent('button[data-id="compile_circuit_btn"]')
+      .waitForElementVisible('button[data-id="compile_circuit_btn"]')
+      .click('button[data-id="compile_circuit_btn"]')
+      .waitForElementPresent('[data-id="circuit_feedback"]')
+      .assert.hasClass('[data-id="circuit_feedback"]', 'alert-danger')
+      .waitForElementContainsText('[data-id="circuit_feedback"]', 'No main specified in the project structure')
+  },
+  'Should auto compile circuit #group4': function (browser: NightwatchBrowser) {
+    browser
+      .click('[data-id="auto_compile_circuit_checkbox_input"]')
+      .frameParent()
+      .setEditorValue(validCircuit)
+      .frame(0)
+      .waitForElementNotPresent('[data-id="circuit_feedback"]')
+      .frameParent()
+      .clickLaunchIcon('filePanel')
+      .waitForElementPresent('[data-id="treeViewLitreeViewItemcircuits/.bin/simple.wasm"]')
+  }
+}
+
+const warningCircuit = `
+template Multiplier2() {
+  signal input a;
+  signal input b;
+  signal output c;
+  c <== a*b;
+}
+
+component main = Multiplier2();
+`
+
+const errorCircuit = `
+pragma circom 2.0.0;
+
+template Multiplier2() {
+    signal input a;
+    signal input b;
+    signal output c;
+    c <== a*b;
+ }
+`
+
+const validCircuit = `
+pragma circom 2.0.0;
+
+template Multiplier2() {
+    signal input a;
+    signal input b;
+    signal output c;
+    c <== a*b;
+ }
+
+ component main = Multiplier2();
+`
diff --git a/libs/remix-ui/solidity-compiler/src/lib/api/compiler-api.ts b/libs/remix-ui/solidity-compiler/src/lib/api/compiler-api.ts
index e27cc7aa55..e20134f331 100644
--- a/libs/remix-ui/solidity-compiler/src/lib/api/compiler-api.ts
+++ b/libs/remix-ui/solidity-compiler/src/lib/api/compiler-api.ts
@@ -345,6 +345,8 @@ export const CompilerApiMixin = (Base) => class extends Base {
           if(await this.getAppParameter('hardhat-compilation')) this.compileTabLogic.runCompiler('hardhat')
           else if(await this.getAppParameter('truffle-compilation')) this.compileTabLogic.runCompiler('truffle')
           else this.compileTabLogic.runCompiler(undefined)
+        } else if (this.currentFile && this.currentFile.endsWith('.circom')) {
+          await this.call('circuit-compiler', 'compile', this.currentFile)
         }
       }
     }