diff --git a/docs/tutorials/backtest_low_level.md b/docs/tutorials/backtest_low_level.md
index 70b6cf4917e6..1ce229d241d1 100644
--- a/docs/tutorials/backtest_low_level.md
+++ b/docs/tutorials/backtest_low_level.md
@@ -29,6 +29,7 @@ from nautilus_trader.model.currencies import ETH
 from nautilus_trader.model.currencies import USDT
 from nautilus_trader.model.enums import AccountType
 from nautilus_trader.model.enums import OmsType
+from nautilus_trader.model.identifiers import TraderId
 from nautilus_trader.model.identifiers import Venue
 from nautilus_trader.model.objects import Money
 from nautilus_trader.persistence.wranglers import TradeTickDataWrangler
@@ -72,7 +73,7 @@ to show the general configuration pattern:
 
 ```python
 # Configure backtest engine
-config = BacktestEngineConfig(trader_id="BACKTESTER-001")
+config = BacktestEngineConfig(trader_id=TraderId("BACKTESTER-001"))
 
 # Build the backtest engine
 engine = BacktestEngine(config=config)
diff --git a/examples/backtest/betfair_backtest_orderbook_imbalance.py b/examples/backtest/betfair_backtest_orderbook_imbalance.py
index 2e96982aa506..24c7a6adb115 100644
--- a/examples/backtest/betfair_backtest_orderbook_imbalance.py
+++ b/examples/backtest/betfair_backtest_orderbook_imbalance.py
@@ -30,6 +30,7 @@
 from nautilus_trader.model.enums import BookType
 from nautilus_trader.model.enums import OmsType
 from nautilus_trader.model.identifiers import ClientId
+from nautilus_trader.model.identifiers import TraderId
 from nautilus_trader.model.objects import Money
 from tests.integration_tests.adapters.betfair.test_kit import BetfairDataProvider
 from tests.integration_tests.adapters.betfair.test_kit import betting_instrument
@@ -37,7 +38,7 @@
 
 if __name__ == "__main__":
     # Configure backtest engine
-    config = BacktestEngineConfig(trader_id="BACKTESTER-001")
+    config = BacktestEngineConfig(trader_id=TraderId("BACKTESTER-001"))
 
     # Build the backtest engine
     engine = BacktestEngine(config=config)
diff --git a/examples/backtest/crypto_ema_cross_ethusdt_trailing_stop.py b/examples/backtest/crypto_ema_cross_ethusdt_trailing_stop.py
index 62d364905f6d..35cdfb279ccd 100755
--- a/examples/backtest/crypto_ema_cross_ethusdt_trailing_stop.py
+++ b/examples/backtest/crypto_ema_cross_ethusdt_trailing_stop.py
@@ -28,6 +28,7 @@
 from nautilus_trader.model.data import BarType
 from nautilus_trader.model.enums import AccountType
 from nautilus_trader.model.enums import OmsType
+from nautilus_trader.model.identifiers import TraderId
 from nautilus_trader.model.identifiers import Venue
 from nautilus_trader.model.objects import Money
 from nautilus_trader.persistence.wranglers import TradeTickDataWrangler
@@ -37,7 +38,7 @@
 
 if __name__ == "__main__":
     # Configure backtest engine
-    config = BacktestEngineConfig(trader_id="BACKTESTER-001")
+    config = BacktestEngineConfig(trader_id=TraderId("BACKTESTER-001"))
 
     # Build the backtest engine
     engine = BacktestEngine(config=config)
diff --git a/examples/backtest/crypto_ema_cross_with_binance_provider.py b/examples/backtest/crypto_ema_cross_with_binance_provider.py
index 37139aef068c..7bc35db84f61 100644
--- a/examples/backtest/crypto_ema_cross_with_binance_provider.py
+++ b/examples/backtest/crypto_ema_cross_with_binance_provider.py
@@ -35,6 +35,7 @@
 from nautilus_trader.model.enums import OmsType
 from nautilus_trader.model.identifiers import InstrumentId
 from nautilus_trader.model.identifiers import Symbol
+from nautilus_trader.model.identifiers import TraderId
 from nautilus_trader.model.identifiers import Venue
 from nautilus_trader.model.objects import Money
 from nautilus_trader.persistence.wranglers import QuoteTickDataWrangler
@@ -66,7 +67,7 @@ async def create_provider():
 if __name__ == "__main__":
     # Configure backtest engine
     config = BacktestEngineConfig(
-        trader_id="BACKTESTER-001",
+        trader_id=TraderId("BACKTESTER-001"),
         logging=LoggingConfig(log_level="INFO"),
     )
 
diff --git a/examples/backtest/crypto_orderbook_imbalance.py b/examples/backtest/crypto_orderbook_imbalance.py
index 1bdc76d0459a..04df7543d9d2 100644
--- a/examples/backtest/crypto_orderbook_imbalance.py
+++ b/examples/backtest/crypto_orderbook_imbalance.py
@@ -30,6 +30,7 @@
 from nautilus_trader.model.enums import BookType
 from nautilus_trader.model.enums import OmsType
 from nautilus_trader.model.enums import book_type_to_str
+from nautilus_trader.model.identifiers import TraderId
 from nautilus_trader.model.identifiers import Venue
 from nautilus_trader.model.objects import Money
 from nautilus_trader.persistence.loaders import BinanceOrderBookDeltaDataLoader
@@ -40,7 +41,7 @@
 if __name__ == "__main__":
     # Configure backtest engine
     config = BacktestEngineConfig(
-        trader_id="BACKTESTER-001",
+        trader_id=TraderId("BACKTESTER-001"),
         # logging=LoggingConfig(log_level="DEBUG"),
     )
 
diff --git a/examples/backtest/fx_ema_cross_audusd_bars_from_ticks.py b/examples/backtest/fx_ema_cross_audusd_bars_from_ticks.py
index 0353746ae9f8..ab05db012928 100755
--- a/examples/backtest/fx_ema_cross_audusd_bars_from_ticks.py
+++ b/examples/backtest/fx_ema_cross_audusd_bars_from_ticks.py
@@ -29,6 +29,7 @@
 from nautilus_trader.model.data import BarType
 from nautilus_trader.model.enums import AccountType
 from nautilus_trader.model.enums import OmsType
+from nautilus_trader.model.identifiers import TraderId
 from nautilus_trader.model.identifiers import Venue
 from nautilus_trader.model.objects import Money
 from nautilus_trader.persistence.wranglers import QuoteTickDataWrangler
@@ -39,7 +40,7 @@
 if __name__ == "__main__":
     # Configure backtest engine
     config = BacktestEngineConfig(
-        trader_id="BACKTESTER-001",
+        trader_id=TraderId("BACKTESTER-001"),
     )
 
     # Build the backtest engine
diff --git a/examples/backtest/fx_ema_cross_audusd_ticks.py b/examples/backtest/fx_ema_cross_audusd_ticks.py
index f88effe2c2d3..f99131933d7b 100644
--- a/examples/backtest/fx_ema_cross_audusd_ticks.py
+++ b/examples/backtest/fx_ema_cross_audusd_ticks.py
@@ -30,6 +30,7 @@
 from nautilus_trader.model.data import BarType
 from nautilus_trader.model.enums import AccountType
 from nautilus_trader.model.enums import OmsType
+from nautilus_trader.model.identifiers import TraderId
 from nautilus_trader.model.identifiers import Venue
 from nautilus_trader.model.objects import Money
 from nautilus_trader.persistence.wranglers import QuoteTickDataWrangler
@@ -40,7 +41,7 @@
 if __name__ == "__main__":
     # Configure backtest engine
     config = BacktestEngineConfig(
-        trader_id="BACKTESTER-001",
+        trader_id=TraderId("BACKTESTER-001"),
     )
 
     # Build the backtest engine
diff --git a/examples/backtest/fx_ema_cross_bracket_gbpusd_bars_external.py b/examples/backtest/fx_ema_cross_bracket_gbpusd_bars_external.py
index 55860c4f397b..322dd184ffba 100755
--- a/examples/backtest/fx_ema_cross_bracket_gbpusd_bars_external.py
+++ b/examples/backtest/fx_ema_cross_bracket_gbpusd_bars_external.py
@@ -32,6 +32,7 @@
 from nautilus_trader.model.data import BarType
 from nautilus_trader.model.enums import AccountType
 from nautilus_trader.model.enums import OmsType
+from nautilus_trader.model.identifiers import TraderId
 from nautilus_trader.model.identifiers import Venue
 from nautilus_trader.model.objects import Money
 from nautilus_trader.persistence.wranglers import BarDataWrangler
@@ -42,7 +43,7 @@
 if __name__ == "__main__":
     # Configure backtest engine
     config = BacktestEngineConfig(
-        trader_id="BACKTESTER-001",
+        trader_id=TraderId("BACKTESTER-001"),
         logging=LoggingConfig(log_level="INFO"),
         risk_engine=RiskEngineConfig(
             bypass=True,  # Example of bypassing pre-trade risk checks for backtests
diff --git a/examples/backtest/fx_ema_cross_bracket_gbpusd_bars_internal.py b/examples/backtest/fx_ema_cross_bracket_gbpusd_bars_internal.py
index d7de8d413eb4..c9ba112bcec5 100755
--- a/examples/backtest/fx_ema_cross_bracket_gbpusd_bars_internal.py
+++ b/examples/backtest/fx_ema_cross_bracket_gbpusd_bars_internal.py
@@ -32,6 +32,7 @@
 from nautilus_trader.model.data import BarType
 from nautilus_trader.model.enums import AccountType
 from nautilus_trader.model.enums import OmsType
+from nautilus_trader.model.identifiers import TraderId
 from nautilus_trader.model.identifiers import Venue
 from nautilus_trader.model.objects import Money
 from nautilus_trader.persistence.wranglers import QuoteTickDataWrangler
@@ -42,7 +43,7 @@
 if __name__ == "__main__":
     # Configure backtest engine
     config = BacktestEngineConfig(
-        trader_id="BACKTESTER-001",
+        trader_id=TraderId("BACKTESTER-001"),
         logging=LoggingConfig(log_level="INFO"),
         risk_engine=RiskEngineConfig(
             bypass=True,  # Example of bypassing pre-trade risk checks for backtests
diff --git a/examples/backtest/fx_market_maker_gbpusd_bars.py b/examples/backtest/fx_market_maker_gbpusd_bars.py
index 814f7e12b0c5..704b90ed87a7 100755
--- a/examples/backtest/fx_market_maker_gbpusd_bars.py
+++ b/examples/backtest/fx_market_maker_gbpusd_bars.py
@@ -31,6 +31,7 @@
 from nautilus_trader.model.data import BarType
 from nautilus_trader.model.enums import AccountType
 from nautilus_trader.model.enums import OmsType
+from nautilus_trader.model.identifiers import TraderId
 from nautilus_trader.model.identifiers import Venue
 from nautilus_trader.model.objects import Money
 from nautilus_trader.persistence.wranglers import QuoteTickDataWrangler
@@ -41,7 +42,7 @@
 if __name__ == "__main__":
     # Configure backtest engine
     config = BacktestEngineConfig(
-        trader_id="BACKTESTER-001",
+        trader_id=TraderId("BACKTESTER-001"),
     )
 
     # Build the backtest engine
diff --git a/examples/backtest/fx_talib_gbpusd_bars_internal.py b/examples/backtest/fx_talib_gbpusd_bars_internal.py
index 60ca7caf8f53..fd2adce28b7c 100644
--- a/examples/backtest/fx_talib_gbpusd_bars_internal.py
+++ b/examples/backtest/fx_talib_gbpusd_bars_internal.py
@@ -29,6 +29,7 @@
 from nautilus_trader.model.data import BarType
 from nautilus_trader.model.enums import AccountType
 from nautilus_trader.model.enums import OmsType
+from nautilus_trader.model.identifiers import TraderId
 from nautilus_trader.model.identifiers import Venue
 from nautilus_trader.model.objects import Money
 from nautilus_trader.persistence.wranglers import QuoteTickDataWrangler
@@ -39,7 +40,7 @@
 if __name__ == "__main__":
     # Configure backtest engine
     config = BacktestEngineConfig(
-        trader_id="BACKTESTER-001",
+        trader_id=TraderId("BACKTESTER-001"),
         logging=LoggingConfig(log_level="INFO"),
         risk_engine=RiskEngineConfig(
             bypass=True,  # Example of bypassing pre-trade risk checks for backtests
diff --git a/tests/mem_leak_tests/memray_backtest.py b/tests/mem_leak_tests/memray_backtest.py
index 87be4ebc72bf..9c2b6e3e74e1 100644
--- a/tests/mem_leak_tests/memray_backtest.py
+++ b/tests/mem_leak_tests/memray_backtest.py
@@ -27,6 +27,7 @@
 from nautilus_trader.model.data import BarType
 from nautilus_trader.model.enums import AccountType
 from nautilus_trader.model.enums import OmsType
+from nautilus_trader.model.identifiers import TraderId
 from nautilus_trader.model.identifiers import Venue
 from nautilus_trader.model.objects import Money
 from nautilus_trader.persistence.wranglers import TradeTickDataWrangler
@@ -43,7 +44,7 @@
 
         # Configure backtest engine
         config = BacktestEngineConfig(
-            trader_id="BACKTESTER-001",
+            trader_id=TraderId("BACKTESTER-001"),
             logging=LoggingConfig(bypass_logging=True),
         )
 
diff --git a/tests/mem_leak_tests/tracemalloc_cross_bracket_gbpusd_bars_internal.py b/tests/mem_leak_tests/tracemalloc_cross_bracket_gbpusd_bars_internal.py
index fc3e4850902b..328b01f31af3 100644
--- a/tests/mem_leak_tests/tracemalloc_cross_bracket_gbpusd_bars_internal.py
+++ b/tests/mem_leak_tests/tracemalloc_cross_bracket_gbpusd_bars_internal.py
@@ -29,6 +29,7 @@
 from nautilus_trader.model.data import BarType
 from nautilus_trader.model.enums import AccountType
 from nautilus_trader.model.enums import OmsType
+from nautilus_trader.model.identifiers import TraderId
 from nautilus_trader.model.identifiers import Venue
 from nautilus_trader.model.objects import Money
 from nautilus_trader.persistence.wranglers import QuoteTickDataWrangler
@@ -41,7 +42,7 @@
 def run(*args, **kwargs):
     # Configure backtest engine
     config = BacktestEngineConfig(
-        trader_id="BACKTESTER-001",
+        trader_id=TraderId("BACKTESTER-001"),
         logging=LoggingConfig(log_level="INFO", bypass_logging=True),
         risk_engine=RiskEngineConfig(
             bypass=True,  # Example of bypassing pre-trade risk checks for backtests
diff --git a/tests/mem_leak_tests/tracemalloc_crypto_ema_cross_ethusdt_trailing_stop.py b/tests/mem_leak_tests/tracemalloc_crypto_ema_cross_ethusdt_trailing_stop.py
index 0ada23b778de..ac3647ccbdee 100644
--- a/tests/mem_leak_tests/tracemalloc_crypto_ema_cross_ethusdt_trailing_stop.py
+++ b/tests/mem_leak_tests/tracemalloc_crypto_ema_cross_ethusdt_trailing_stop.py
@@ -26,6 +26,7 @@
 from nautilus_trader.model.data import BarType
 from nautilus_trader.model.enums import AccountType
 from nautilus_trader.model.enums import OmsType
+from nautilus_trader.model.identifiers import TraderId
 from nautilus_trader.model.identifiers import Venue
 from nautilus_trader.model.objects import Money
 from nautilus_trader.persistence.wranglers import TradeTickDataWrangler
@@ -38,7 +39,7 @@
 def run(*args, **kwargs):
     # Configure backtest engine
     config = BacktestEngineConfig(
-        trader_id="BACKTESTER-001",
+        trader_id=TraderId("BACKTESTER-001"),
         logging=LoggingConfig(log_level="INFO", bypass_logging=True),
     )
 
diff --git a/tests/mem_leak_tests/tracemalloc_market_maker_gbpusd_bars.py b/tests/mem_leak_tests/tracemalloc_market_maker_gbpusd_bars.py
index 3e7e2db310c1..fe692ff37d7d 100644
--- a/tests/mem_leak_tests/tracemalloc_market_maker_gbpusd_bars.py
+++ b/tests/mem_leak_tests/tracemalloc_market_maker_gbpusd_bars.py
@@ -29,6 +29,7 @@
 from nautilus_trader.model.data import BarType
 from nautilus_trader.model.enums import AccountType
 from nautilus_trader.model.enums import OmsType
+from nautilus_trader.model.identifiers import TraderId
 from nautilus_trader.model.identifiers import Venue
 from nautilus_trader.model.objects import Money
 from nautilus_trader.persistence.wranglers import QuoteTickDataWrangler
@@ -41,7 +42,7 @@
 def run():
     # Configure backtest engine
     config = BacktestEngineConfig(
-        trader_id="BACKTESTER-001",
+        trader_id=TraderId("BACKTESTER-001"),
         logging=LoggingConfig(log_level="INFO", bypass_logging=True),
     )