diff --git a/docs/docs/dev_docs/contracts/syntax/state_variables.md b/docs/docs/dev_docs/contracts/syntax/state_variables.md
index 34ff144f67f7..b11d30dd952f 100644
--- a/docs/docs/dev_docs/contracts/syntax/state_variables.md
+++ b/docs/docs/dev_docs/contracts/syntax/state_variables.md
@@ -28,7 +28,7 @@ The BoolSerialisationMethods is part of the Aztec stdlib:
 
 It contains methods that instruct its PublicState wrapper how to serialize and deserialize a boolean to and from a Field, which is the data type being saved in the public state tree.
 
-The Aztec stdlib provides serialization methods for various common types. Check [here](https://github.com/AztecProtocol/aztec-packages/blob/master/yarn-project/aztec-nr/aztec/src/types/type_serialisation) for the complete list.
+The Aztec stdlib provides serialization methods for various common types. Check [here](https://github.com/AztecProtocol/aztec-packages/blob/master/yarn-project/aztec-nr/aztec/src/types/type_serialization) for the complete list.
 
 ### Custom types
 
@@ -36,7 +36,7 @@ It's possible to create a public state for any types. Simply define methods that
 
 The methods should be implemented in a struct that conforms to the following interface:
 
-#include_code TypeSerialisationInterface /yarn-project/aztec-nr/aztec/src/types/type_serialisation.nr rust
+#include_code TypeSerialisationInterface /yarn-project/aztec-nr/aztec/src/types/type_serialization.nr rust
 
 For example, to create a public state for the following type:
 
diff --git a/yarn-project/aztec-nr/aztec/src/account.nr b/yarn-project/aztec-nr/aztec/src/account.nr
index 9f0eb720099e..faabe7283677 100644
--- a/yarn-project/aztec-nr/aztec/src/account.nr
+++ b/yarn-project/aztec-nr/aztec/src/account.nr
@@ -2,7 +2,7 @@ use crate::entrypoint::EntrypointPayload;
 use crate::context::{PrivateContext, PublicContext, Context};
 use crate::oracle::compute_selector::compute_selector;
 use crate::state_vars::{map::Map, public_state::PublicState};
-use crate::types::type_serialisation::bool_serialisation::{BoolSerialisationMethods,BOOL_SERIALIZED_LEN};
+use crate::types::type_serialization::bool_serialization::{BoolSerialisationMethods,BOOL_SERIALIZED_LEN};
 use crate::auth::IS_VALID_SELECTOR;
 
 struct AccountActions {
diff --git a/yarn-project/aztec-nr/aztec/src/state_vars/public_state.nr b/yarn-project/aztec-nr/aztec/src/state_vars/public_state.nr
index e989a8bc0eb5..56f2de4190ae 100644
--- a/yarn-project/aztec-nr/aztec/src/state_vars/public_state.nr
+++ b/yarn-project/aztec-nr/aztec/src/state_vars/public_state.nr
@@ -1,12 +1,12 @@
 use crate::context::{Context};
 use crate::oracle::storage::storage_read;
 use crate::oracle::storage::storage_write;
-use crate::types::type_serialisation::TypeSerialisationInterface;
+use crate::types::type_serialization::TypeSerialisationInterface;
 use dep::std::option::Option;
 
 struct PublicState<T, T_SERIALIZED_LEN> {
     storage_slot: Field,
-    serialisation_methods: TypeSerialisationInterface<T, T_SERIALIZED_LEN>,
+    serialization_methods: TypeSerialisationInterface<T, T_SERIALIZED_LEN>,
 }
 
 impl<T, T_SERIALIZED_LEN> PublicState<T, T_SERIALIZED_LEN> {
@@ -14,21 +14,21 @@ impl<T, T_SERIALIZED_LEN> PublicState<T, T_SERIALIZED_LEN> {
         // Note: Passing the contexts to new(...) just to have an interface compatible with a Map.
         _: Context,
         storage_slot: Field,
-        serialisation_methods: TypeSerialisationInterface<T, T_SERIALIZED_LEN>,
+        serialization_methods: TypeSerialisationInterface<T, T_SERIALIZED_LEN>,
     ) -> Self {
         assert(storage_slot != 0, "Storage slot 0 not allowed. Storage slots must start from 1.");
         PublicState {
             storage_slot,
-            serialisation_methods,
+            serialization_methods,
         }
     }
 
     fn read(self) -> T {
-        storage_read(self.storage_slot, self.serialisation_methods.deserialize)
+        storage_read(self.storage_slot, self.serialization_methods.deserialize)
     }
 
     fn write(self, value: T) {
-        let serialize = self.serialisation_methods.serialize;
+        let serialize = self.serialization_methods.serialize;
         let fields = serialize(value);
         storage_write(self.storage_slot, fields);
     }
diff --git a/yarn-project/aztec-nr/aztec/src/types.nr b/yarn-project/aztec-nr/aztec/src/types.nr
index 802ce648c491..a93267973be8 100644
--- a/yarn-project/aztec-nr/aztec/src/types.nr
+++ b/yarn-project/aztec-nr/aztec/src/types.nr
@@ -1,4 +1,4 @@
 mod address;
 mod point;
 mod vec; // This can/should be moved out into an official noir library
-mod type_serialisation;
\ No newline at end of file
+mod type_serialization;
\ No newline at end of file
diff --git a/yarn-project/aztec-nr/aztec/src/types/point.nr b/yarn-project/aztec-nr/aztec/src/types/point.nr
index 697929d57be1..c55369a8ae23 100644
--- a/yarn-project/aztec-nr/aztec/src/types/point.nr
+++ b/yarn-project/aztec-nr/aztec/src/types/point.nr
@@ -1,4 +1,4 @@
-use crate::types::type_serialisation::TypeSerialisationInterface;
+use crate::types::type_serialization::TypeSerialisationInterface;
 
 struct Point {
     x: Field,
diff --git a/yarn-project/aztec-nr/aztec/src/types/type_serialisation/bool_serialisation.nr b/yarn-project/aztec-nr/aztec/src/types/type_serialisation/bool_serialization.nr
similarity index 84%
rename from yarn-project/aztec-nr/aztec/src/types/type_serialisation/bool_serialisation.nr
rename to yarn-project/aztec-nr/aztec/src/types/type_serialisation/bool_serialization.nr
index 90b9114586d5..7680d40797b5 100644
--- a/yarn-project/aztec-nr/aztec/src/types/type_serialisation/bool_serialisation.nr
+++ b/yarn-project/aztec-nr/aztec/src/types/type_serialisation/bool_serialization.nr
@@ -1,4 +1,4 @@
-use crate::types::type_serialisation::TypeSerialisationInterface;
+use crate::types::type_serialization::TypeSerialisationInterface;
 
 global BOOL_SERIALIZED_LEN: Field = 1;
 
diff --git a/yarn-project/aztec-nr/aztec/src/types/type_serialisation/field_serialisation.nr b/yarn-project/aztec-nr/aztec/src/types/type_serialisation/field_serialization.nr
similarity index 84%
rename from yarn-project/aztec-nr/aztec/src/types/type_serialisation/field_serialisation.nr
rename to yarn-project/aztec-nr/aztec/src/types/type_serialisation/field_serialization.nr
index 36b6423284f2..d8fc2be17873 100644
--- a/yarn-project/aztec-nr/aztec/src/types/type_serialisation/field_serialisation.nr
+++ b/yarn-project/aztec-nr/aztec/src/types/type_serialisation/field_serialization.nr
@@ -1,4 +1,4 @@
-use crate::types::type_serialisation::TypeSerialisationInterface;
+use crate::types::type_serialization::TypeSerialisationInterface;
 
 global FIELD_SERIALIZED_LEN: Field = 1;
 
diff --git a/yarn-project/aztec-nr/aztec/src/types/type_serialisation/u32_serialisation.nr b/yarn-project/aztec-nr/aztec/src/types/type_serialisation/u32_serialization.nr
similarity index 84%
rename from yarn-project/aztec-nr/aztec/src/types/type_serialisation/u32_serialisation.nr
rename to yarn-project/aztec-nr/aztec/src/types/type_serialisation/u32_serialization.nr
index 5bef7f90dc52..44201df676f7 100644
--- a/yarn-project/aztec-nr/aztec/src/types/type_serialisation/u32_serialisation.nr
+++ b/yarn-project/aztec-nr/aztec/src/types/type_serialisation/u32_serialization.nr
@@ -1,4 +1,4 @@
-use crate::types::type_serialisation::TypeSerialisationInterface;
+use crate::types::type_serialization::TypeSerialisationInterface;
 
 global U32_SERIALIZED_LEN: Field = 1;
 
diff --git a/yarn-project/aztec-nr/aztec/src/types/type_serialisation.nr b/yarn-project/aztec-nr/aztec/src/types/type_serialization.nr
similarity index 53%
rename from yarn-project/aztec-nr/aztec/src/types/type_serialisation.nr
rename to yarn-project/aztec-nr/aztec/src/types/type_serialization.nr
index 075f1dc05ff3..cb4d293dde20 100644
--- a/yarn-project/aztec-nr/aztec/src/types/type_serialisation.nr
+++ b/yarn-project/aztec-nr/aztec/src/types/type_serialization.nr
@@ -1,9 +1,9 @@
-mod bool_serialisation;
-mod field_serialisation;
-mod u32_serialisation;
+mod bool_serialization;
+mod field_serialization;
+mod u32_serialization;
 
 /**
- * Before Noir supports traits, a way of specifying the serialisation and deserialisation methods for a type.
+ * Before Noir supports traits, a way of specifying the serialization and deserialization methods for a type.
  */
 // docs:start:TypeSerialisationInterface
 struct TypeSerialisationInterface<T, N> {
diff --git a/yarn-project/foundation/src/fields/coordinate.ts b/yarn-project/foundation/src/fields/coordinate.ts
index 73847419771b..aada6d1ff806 100644
--- a/yarn-project/foundation/src/fields/coordinate.ts
+++ b/yarn-project/foundation/src/fields/coordinate.ts
@@ -38,7 +38,7 @@ export class Coordinate {
 
   /**
    * serializes the oblect to buffer of 2 fields.
-   * @returns A buffer serialisation of the object.
+   * @returns A buffer serialization of the object.
    */
   toFieldsBuffer(): Buffer {
     return Buffer.concat([this.fields[0].toBuffer(), this.fields[1].toBuffer()]);
@@ -46,7 +46,7 @@ export class Coordinate {
 
   /**
    * serializes the coordinate to a single 32 byte buffer.
-   * @returns A buffer serialisation of the object.
+   * @returns A buffer serialization of the object.
    */
   toBuffer(): Buffer {
     const buf0 = this.fields[0].toBuffer();
diff --git a/yarn-project/foundation/src/json-rpc/convert.ts b/yarn-project/foundation/src/json-rpc/convert.ts
index 53a3fe0d3b30..af378fa4cc11 100644
--- a/yarn-project/foundation/src/json-rpc/convert.ts
+++ b/yarn-project/foundation/src/json-rpc/convert.ts
@@ -88,7 +88,7 @@ export function convertFromJsonObj(cc: ClassConverter, obj: any): any {
     if (cc.isRegisteredClassName(obj.type)) {
       return cc.toClassObj(obj);
     } else {
-      throw new Error(`Object ${obj.type} not registered for serialisation FROM JSON`);
+      throw new Error(`Object ${obj.type} not registered for serialization FROM JSON`);
     }
   }
 
@@ -154,7 +154,7 @@ export function convertToJsonObj(cc: ClassConverter, obj: any): any {
       return newObj;
     } else {
       // Throw if this is a non-primitive class that was not registered
-      throw new Error(`Object ${obj.constructor.name} not registered for serialisation TO JSON`);
+      throw new Error(`Object ${obj.constructor.name} not registered for serialization TO JSON`);
     }
   }
 
diff --git a/yarn-project/noir-compiler/src/contract-interface-gen/noir.ts b/yarn-project/noir-compiler/src/contract-interface-gen/noir.ts
index cc020b52947a..c043d85d4829 100644
--- a/yarn-project/noir-compiler/src/contract-interface-gen/noir.ts
+++ b/yarn-project/noir-compiler/src/contract-interface-gen/noir.ts
@@ -124,7 +124,7 @@ function collectParametersForSerialisation(parameters: ABIVariable[]) {
 /**
  * Generates Noir code for serialising the parameters into an array of fields.
  * @param parameters - Parameters to serialize.
- * @returns The serialisation code.
+ * @returns The serialization code.
  */
 function generateSerialisation(parameters: ABIParameter[]) {
   const flattened = collectParametersForSerialisation(parameters);
@@ -142,7 +142,7 @@ function generateSerialisation(parameters: ABIParameter[]) {
 function generateFunctionInterface(functionData: FunctionAbi, kind: 'private' | 'public') {
   const { name, parameters } = functionData;
   const selector = FunctionSelector.fromNameAndParameters(name, parameters);
-  const serialisation = generateSerialisation(parameters);
+  const serialization = generateSerialisation(parameters);
   const contextType = kind === 'private' ? '&mut PrivateContext' : 'PublicContext';
   const callStatement = generateCallStatement(selector, functionData.functionType);
   const allParams = ['self', `context: ${contextType}`, ...parameters.map(p => generateParameter(p, functionData))];
@@ -154,7 +154,7 @@ function generateFunctionInterface(functionData: FunctionAbi, kind: 'private' |
   fn ${name}(
     ${allParams.join(',\n    ')}
   ) ${retType}{
-${serialisation}
+${serialization}
 ${callStatement}
   }
   `;
diff --git a/yarn-project/noir-contracts/src/contracts/card_game_contract/src/game.nr b/yarn-project/noir-contracts/src/contracts/card_game_contract/src/game.nr
index 19ddbae1d894..dfc48b349546 100644
--- a/yarn-project/noir-contracts/src/contracts/card_game_contract/src/game.nr
+++ b/yarn-project/noir-contracts/src/contracts/card_game_contract/src/game.nr
@@ -1,4 +1,4 @@
-use dep::aztec::types::type_serialisation::TypeSerialisationInterface;
+use dep::aztec::types::type_serialization::TypeSerialisationInterface;
 use crate::cards::Card;
 
 global NUMBER_OF_PLAYERS = 2;
diff --git a/yarn-project/noir-contracts/src/contracts/child_contract/src/main.nr b/yarn-project/noir-contracts/src/contracts/child_contract/src/main.nr
index 7ae67f4b27dd..e65f5e61048b 100644
--- a/yarn-project/noir-contracts/src/contracts/child_contract/src/main.nr
+++ b/yarn-project/noir-contracts/src/contracts/child_contract/src/main.nr
@@ -10,7 +10,7 @@ contract Child {
             compute_selector::compute_selector,
         },
         state_vars::public_state::PublicState,
-        types::type_serialisation::field_serialisation::{FieldSerialisationMethods, FIELD_SERIALIZED_LEN},
+        types::type_serialization::field_serialization::{FieldSerialisationMethods, FIELD_SERIALIZED_LEN},
     };
 
     struct Storage {
diff --git a/yarn-project/noir-contracts/src/contracts/docs_example_contract/src/actions.nr b/yarn-project/noir-contracts/src/contracts/docs_example_contract/src/actions.nr
index ae6a34f0804c..28c43227c250 100644
--- a/yarn-project/noir-contracts/src/contracts/docs_example_contract/src/actions.nr
+++ b/yarn-project/noir-contracts/src/contracts/docs_example_contract/src/actions.nr
@@ -6,7 +6,7 @@ use dep::aztec::state_vars::{
     immutable_singleton::ImmutableSingleton, map::Map, public_state::PublicState, set::Set,
     singleton::Singleton,
 };
-use dep::aztec::types::type_serialisation::bool_serialisation::BOOL_SERIALIZED_LEN;
+use dep::aztec::types::type_serialization::bool_serialization::BOOL_SERIALIZED_LEN;
 use dep::std::option::Option;
 
 use crate::types::{
diff --git a/yarn-project/noir-contracts/src/contracts/docs_example_contract/src/main.nr b/yarn-project/noir-contracts/src/contracts/docs_example_contract/src/main.nr
index 0d456bfd2f7a..31709e84c77e 100644
--- a/yarn-project/noir-contracts/src/contracts/docs_example_contract/src/main.nr
+++ b/yarn-project/noir-contracts/src/contracts/docs_example_contract/src/main.nr
@@ -13,7 +13,7 @@ contract DocsExample {
         },
     };
     // docs:start:state_vars-PublicStateBoolImport
-    use dep::aztec::types::type_serialisation::bool_serialisation::{
+    use dep::aztec::types::type_serialization::bool_serialization::{
         BoolSerialisationMethods, BOOL_SERIALIZED_LEN,
     };
     // docs:end:state_vars-PublicStateBoolImport
diff --git a/yarn-project/noir-contracts/src/contracts/docs_example_contract/src/types/queen.nr b/yarn-project/noir-contracts/src/contracts/docs_example_contract/src/types/queen.nr
index ff0d260d7ff8..44062efdb578 100644
--- a/yarn-project/noir-contracts/src/contracts/docs_example_contract/src/types/queen.nr
+++ b/yarn-project/noir-contracts/src/contracts/docs_example_contract/src/types/queen.nr
@@ -1,4 +1,4 @@
-use dep::aztec::types::type_serialisation::TypeSerialisationInterface;
+use dep::aztec::types::type_serialization::TypeSerialisationInterface;
 
 // docs:start:state_vars-CustomStruct
 struct Queen {
diff --git a/yarn-project/noir-contracts/src/contracts/lending_contract/src/asset.nr b/yarn-project/noir-contracts/src/contracts/lending_contract/src/asset.nr
index d77b292fd54f..1fe90d641bed 100644
--- a/yarn-project/noir-contracts/src/contracts/lending_contract/src/asset.nr
+++ b/yarn-project/noir-contracts/src/contracts/lending_contract/src/asset.nr
@@ -1,4 +1,4 @@
-use dep::aztec::types::type_serialisation::TypeSerialisationInterface;
+use dep::aztec::types::type_serialization::TypeSerialisationInterface;
 
 // Struct to be used to represent "totals". Generally, there should be one per asset.
 // It stores the global values that are shared among all users, such as an accumulator
diff --git a/yarn-project/noir-contracts/src/contracts/lending_contract/src/main.nr b/yarn-project/noir-contracts/src/contracts/lending_contract/src/main.nr
index 5abaf073453b..f4cd82b550a7 100644
--- a/yarn-project/noir-contracts/src/contracts/lending_contract/src/main.nr
+++ b/yarn-project/noir-contracts/src/contracts/lending_contract/src/main.nr
@@ -20,8 +20,8 @@ contract Lending {
             map::Map,
             public_state::PublicState,
         },
-        types::type_serialisation::{
-            field_serialisation::{FieldSerialisationMethods, FIELD_SERIALIZED_LEN},
+        types::type_serialization::{
+            field_serialization::{FieldSerialisationMethods, FIELD_SERIALIZED_LEN},
             TypeSerialisationInterface,
         },
     };
diff --git a/yarn-project/noir-contracts/src/contracts/non_native_token_contract/src/main.nr b/yarn-project/noir-contracts/src/contracts/non_native_token_contract/src/main.nr
index 86ec474e02b4..61e6da1201e4 100644
--- a/yarn-project/noir-contracts/src/contracts/non_native_token_contract/src/main.nr
+++ b/yarn-project/noir-contracts/src/contracts/non_native_token_contract/src/main.nr
@@ -40,7 +40,7 @@ contract NonNativeToken {
         },
         oracle::compute_selector::compute_selector,
         state_vars::{map::Map, public_state::PublicState, set::Set},
-        types::type_serialisation::field_serialisation::{
+        types::type_serialization::field_serialization::{
             FieldSerialisationMethods, FIELD_SERIALIZED_LEN,
         },
     };
diff --git a/yarn-project/noir-contracts/src/contracts/price_feed_contract/src/asset.nr b/yarn-project/noir-contracts/src/contracts/price_feed_contract/src/asset.nr
index 83d0bf050e8e..0061f1b94fc2 100644
--- a/yarn-project/noir-contracts/src/contracts/price_feed_contract/src/asset.nr
+++ b/yarn-project/noir-contracts/src/contracts/price_feed_contract/src/asset.nr
@@ -1,4 +1,4 @@
-use dep::aztec::types::type_serialisation::TypeSerialisationInterface;
+use dep::aztec::types::type_serialization::TypeSerialisationInterface;
 
 struct Asset {
     price: u120,
diff --git a/yarn-project/noir-contracts/src/contracts/public_token_contract/src/main.nr b/yarn-project/noir-contracts/src/contracts/public_token_contract/src/main.nr
index 12d2b7af52d3..773e5eea1c55 100644
--- a/yarn-project/noir-contracts/src/contracts/public_token_contract/src/main.nr
+++ b/yarn-project/noir-contracts/src/contracts/public_token_contract/src/main.nr
@@ -12,7 +12,7 @@ contract PublicToken {
             map::Map,
             public_state::PublicState,
         },
-        types::type_serialisation::field_serialisation::{
+        types::type_serialization::field_serialization::{
             FieldSerialisationMethods, FIELD_SERIALIZED_LEN,
         },
     };
diff --git a/yarn-project/noir-contracts/src/contracts/stateful_test_contract/src/main.nr b/yarn-project/noir-contracts/src/contracts/stateful_test_contract/src/main.nr
index 387e290d237f..ee0f40d1bc55 100644
--- a/yarn-project/noir-contracts/src/contracts/stateful_test_contract/src/main.nr
+++ b/yarn-project/noir-contracts/src/contracts/stateful_test_contract/src/main.nr
@@ -13,7 +13,7 @@ contract StatefulTest {
             utils as note_utils,
         },
         state_vars::{map::Map, public_state::PublicState, set::Set},
-        types::type_serialisation::field_serialisation::{
+        types::type_serialization::field_serialization::{
             FieldSerialisationMethods, FIELD_SERIALIZED_LEN,
         },
     };
diff --git a/yarn-project/noir-contracts/src/contracts/token_bridge_contract/src/main.nr b/yarn-project/noir-contracts/src/contracts/token_bridge_contract/src/main.nr
index 8d72b7d90a19..0a215fb46bbf 100644
--- a/yarn-project/noir-contracts/src/contracts/token_bridge_contract/src/main.nr
+++ b/yarn-project/noir-contracts/src/contracts/token_bridge_contract/src/main.nr
@@ -10,7 +10,7 @@ contract TokenBridge {
     use dep::aztec::{
         context::{Context},
         state_vars::{public_state::PublicState},
-        types::type_serialisation::field_serialisation::{
+        types::type_serialization::field_serialization::{
             FieldSerialisationMethods, FIELD_SERIALIZED_LEN,
         },
         types::address::{AztecAddress, EthereumAddress},
diff --git a/yarn-project/noir-contracts/src/contracts/token_contract/src/main.nr b/yarn-project/noir-contracts/src/contracts/token_contract/src/main.nr
index 0377b722bb76..09e876f0fcc6 100644
--- a/yarn-project/noir-contracts/src/contracts/token_contract/src/main.nr
+++ b/yarn-project/noir-contracts/src/contracts/token_contract/src/main.nr
@@ -29,7 +29,7 @@ contract Token {
         },
         context::{PrivateContext, PublicContext, Context},
         state_vars::{map::Map, public_state::PublicState, set::Set},
-        types::type_serialisation::field_serialisation::{
+        types::type_serialization::field_serialization::{
             FieldSerialisationMethods, FIELD_SERIALIZED_LEN,
         },
         types::address::{AztecAddress},