diff --git a/reana_commons/api_client.py b/reana_commons/api_client.py
index 36986c69..7e342a43 100644
--- a/reana_commons/api_client.py
+++ b/reana_commons/api_client.py
@@ -87,7 +87,7 @@ def _get_spec(self, spec_file):
 class JobControllerAPIClient(BaseAPIClient):
     """REANA-Job-Controller http client class."""
 
-    def submit(
+    def submit(  # noqa: C901
         self,
         workflow_uuid="",
         image="",
@@ -108,6 +108,9 @@ def submit(
         slurm_partition="",
         slurm_time="",
         kubernetes_job_timeout: Optional[int] = None,
+        c4p_cpu_cores="",
+        c4p_memory_limit="",
+        c4p_additional_requirements="",
     ):
         """Submit a job to RJC API.
 
@@ -132,6 +135,9 @@ def submit(
         :param slurm_partition: Partition of a Slurm job.
         :param slurm_time: Maximum timelimit of a Slurm job.
         :param kubernetes_job_timeout: Timeout for the job in seconds.
+        :param c4p_cpu_cores: Amount of CPU cores requested to process C4P job
+        :param c4p_memory_limit: Amount of memory requested to process C4P job
+        :param c4p_additional_requirements: Additional requirements requested to process C4P job like GPU, etc.
         :return: Returns a dict with the ``job_id``.
         """
         job_spec = {
@@ -181,6 +187,15 @@ def submit(
         if slurm_time:
             job_spec["slurm_time"] = slurm_time
 
+        if c4p_cpu_cores:
+            job_spec["c4p_cpu_cores"] = c4p_cpu_cores
+
+        if c4p_memory_limit:
+            job_spec["c4p_memory_limit"] = c4p_memory_limit
+
+        if c4p_additional_requirements:
+            job_spec["c4p_additional_requirements"] = c4p_additional_requirements
+
         try:
             response, http_response = self._client.jobs.create_job(
                 job=job_spec
diff --git a/reana_commons/openapi_specifications/reana_job_controller.json b/reana_commons/openapi_specifications/reana_job_controller.json
index a4842434..2cc25255 100644
--- a/reana_commons/openapi_specifications/reana_job_controller.json
+++ b/reana_commons/openapi_specifications/reana_job_controller.json
@@ -39,6 +39,15 @@
     },
     "JobRequest": {
       "properties": {
+        "c4p_additional_requirements": {
+          "type": "string"
+        },
+        "c4p_cpu_cores": {
+          "type": "string"
+        },
+        "c4p_memory_limit": {
+          "type": "string"
+        },
         "cmd": {
           "default": "",
           "type": "string"
diff --git a/reana_commons/serial.py b/reana_commons/serial.py
index ace49556..b5205992 100644
--- a/reana_commons/serial.py
+++ b/reana_commons/serial.py
@@ -50,7 +50,12 @@
                     "compute_backend": {
                         "$id": "#/properties/steps/properties/compute_backend",
                         "type": "string",
-                        "enum": ["kubernetes", "htcondorcern", "slurmcern"],
+                        "enum": [
+                            "kubernetes",
+                            "htcondorcern",
+                            "slurmcern",
+                            "compute4punch",
+                        ],
                     },
                     "kerberos": {
                         "$id": "#/properties/steps/properties/kerberos",
@@ -98,6 +103,21 @@
                         "type": "string",
                         "default": "",
                     },
+                    "c4p_cpu_cores": {
+                        "$id": "#/properties/steps/properties/c4p_cpu_cores",
+                        "type": "string",
+                        "default": "",
+                    },
+                    "c4p_memory_limit": {
+                        "$id": "#/properties/steps/properties/c4p_memory_limit",
+                        "type": "string",
+                        "default": "",
+                    },
+                    "c4p_additional_requirements": {
+                        "$id": "#/properties/steps/properties/c4p_additional_requirements",
+                        "type": "string",
+                        "default": "",
+                    },
                     "commands": {
                         "$id": "#/properties/steps/properties/commands",
                         "type": "array",
diff --git a/reana_commons/validation/schemas/reana_analysis_schema.json b/reana_commons/validation/schemas/reana_analysis_schema.json
index 1a3bc422..692659ef 100644
--- a/reana_commons/validation/schemas/reana_analysis_schema.json
+++ b/reana_commons/validation/schemas/reana_analysis_schema.json
@@ -247,7 +247,8 @@
                         "enum": [
                           "kubernetes",
                           "htcondorcern",
-                          "slurmcern"
+                          "slurmcern",
+                          "compute4punch"
                         ],
                       "title": "Compute backend"
                     },
@@ -297,6 +298,21 @@
                       "type": "boolean",
                       "title": "VOMS proxy",
                       "description": "Whether to use a VOMS proxy for the step. This would require you to upload a valid VOMS proxy as a REANA secret."
+                    },
+                    "c4p_cpu_cores": {
+                      "type": "string",
+                      "title": "C4P CPU Cores",
+                      "description": "Number of CPU cores requested from Compute4PUNCH for running the task."
+                    },
+                    "c4p_memory_limit": {
+                      "type": "string",
+                      "title": "C4P Memory Limit",
+                      "description": "Amount of memory requested from Compute4PUNCH for running the task."
+                    },
+                    "c4p_additional_requirements": {
+                      "type": "string",
+                      "title": "C4P Additional Requirements",
+                      "description": "Additional HTCondor requirements like RequestGPUs for running the task."
                     }
                   },
                   "required": [