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Python · Algorithmic Trading

Python Trading Developer — Custom Algorithmic Trading Development

Hire a Python trading developer for trading bots, broker and exchange API integration, backtesting and risk management — built from your rules and ready to run.

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    Service overview

    Custom Python Trading Systems, From Research to Live Trading

    Bots, integrations, backtests and tools written in Python for the way you trade.

    Nordman Algorithms builds Python trading software for traders, prop traders, small funds and trading teams. Our Python trading developers work from trading rules, a written specification or just a plain description — or from a strategy that already runs on another platform.

    Python is the natural choice when a strategy has to work with broker APIs, process data, run research or tie several systems together. As Python algorithmic trading developers, we turn your rules or models into software that trades, keeps logs and reports problems — the trading idea stays yours.

    You receive the full Python source and all rights to it when the work is delivered.

    Terminal · live strategyPython
    $ python run_strategy.py --config live.yaml
    10:00:00INFOConnected to broker API · account DU•••21
    10:00:01INFOSubscribed: ES, NQ · 1-minute bars
    10:05:00SIGNALLong ES · breakout above 5,412.25
    10:05:00RISKChecks passed · size 2 · daily loss within limit
    10:05:01ORDERBuy 2 ES at market · submitted
    10:05:01FILL2 @ 5,412.50 · stop 5,404.50 · target 5,428.50
    10:05:02INFOPosition synced with account
    $
    Illustrative log of a running strategy
    Python development services

    What We Build in Python

    Trading bots, broker integrations, backtesting and data systems, written by our Python algorithmic trading developers from your rules.

    Core services

    Python Algorithmic Trading & Trading Bot Development

    Automated trading systems built from your rules: signals, position sizing, order handling and risk limits in one Python application that runs on its own.

    For example
    • Multi-symbol strategies
    • Crypto trading bots
    • Stock and futures systems
    • Signals from your own model

    Python Broker & Exchange API Integration

    Python connected to broker and exchange APIs over REST, WebSocket or native libraries — orders, positions, account data and live prices, with reconnects and rate limits handled. FIX where a broker requires it.

    For example
    • Interactive Brokers
    • Crypto exchanges
    • MetaTrader 5 Python package
    • TradingView alerts to a broker

    Python Strategy Backtesting & Research Development

    Backtesting built around your strategy, with trading costs and slippage, walk-forward and out-of-sample tests, and clear reports — using the same strategy logic as the live system where possible.

    For example
    • Event-driven backtests
    • Walk-forward testing
    • Parameter optimisation
    • Performance reports

    Python Market Data Collection & Processing

    Historical and live data collected from your providers, cleaned, turned into bars and stored in a database — ready for research, backtests and live trading.

    For example
    • Several data providers
    • Tick and bar data
    • Cleaning and gap checks
    • Storage for research
    Additional services

    Python Risk Management Development

    Risk rules enforced in code: position and exposure limits, daily loss and drawdown stops, prop firm rules and an emergency stop.

    Prop firm rulesLoss limits

    Python Portfolio & Rebalancing Automation

    Capital allocation and rebalancing across instruments or accounts, on a schedule or when weights drift from targets.

    AllocationRebalancing

    Python Trade Copier & Multi-Account Execution

    Trades copied or executed across several accounts through broker APIs, with position size set for each account.

    Copy tradingPer-account sizing

    Python Trading Dashboard & Monitoring Development

    Web dashboards for positions, orders, P&L and system health, with alerts when something needs attention.

    DashboardsAlerts

    Python Strategy Conversion & Migration

    Strategies moved to Python from Pine Script, MQL4/5, NinjaScript or EasyLanguage — or from Python to those platforms — with logic, assumptions and key outputs compared across platforms.

    To PythonFrom Python

    Existing Python Trading Software — Modification & Debugging

    New features, fixes and completion for Python trading code you already have, including projects another developer left unfinished.

    New featuresFixes
    Capabilities

    Python Trading Capabilities

    The building blocks behind the services above — combined to fit what your system has to do.

    Strategy Logic

    Entry and exit rules, several symbols and timeframes, session filters, signals from your own model.

    Used inBotsBacktestingConversion

    Order Execution & Trade Management

    Order types, stops and targets, trailing, partial fills, retries, duplicate protection, position checks and reconnects.

    Used inBotsAPI integration

    Risk Controls

    Position sizing, limits, daily loss and drawdown stops, prop firm rules, emergency stop.

    Used inRiskBotsPortfolio

    Data Handling

    Historical downloads, live streams, bar building, cleaning, storage, several providers.

    Used inMarket dataBacktesting

    Signals In & Out

    TradingView webhooks, Telegram and Discord signals, notifications, an API for your other software.

    Used inAPI integrationBots

    Multi-Account Execution

    One signal on several accounts, size set per account, trades copied between accounts.

    Used inTrade copierPortfolio

    Reporting & Monitoring

    Trade logs, P&L reports, performance statistics, alerts on errors and disconnects.

    Used inDashboardsAll systems

    Production Deployment & Operation

    VPS or cloud, Docker, automatic restarts, logs, schedules and safe storage of API keys.

    Used inAll systems
    Where Python fits

    Python Trading Integrations

    Four common ways a Python system fits into a trading setup, and the brokers and platforms we connect it to.

    Direct Broker API

    Python connects to the broker or exchange API for prices, account data and orders — to Interactive Brokers through TWS or IB Gateway, to crypto exchanges straight to their API.

    Python→Broker API
    Works withInteractive BrokersAlpacaOANDABinanceCoinbaseKraken

    External Trading Application

    A standalone application: Python on a server, your own interface or dashboard, and a database for trades and reports.

    Python→UI→Database
    Works withREST APIWebSocketDashboardsDatabases

    Research & Backtesting

    History goes in, your model runs on it, and reports come out — showing whether the idea is worth developing further.

    History→Model→Results
    Works withData providersBacktest reportsWalk-forward tests
    Development process

    How a Python Trading Project Works

    We agree the rules, the broker and data, where the system will run and the acceptance checks with you before any code is written.

    Project workflow
    STEP 01
    Rules or Model
    Description · model · examples
    STEP 02
    Scope & Setup
    Broker · data · where it runs
    STEP 03
    Fixed Quote
    Scope · price · delivery schedule
    STEP 04
    Development
    Python · clear structure · logs
    STEP 05
    Testing
    Method agreed for each project
    STEP 06
    Delivery & Support
    Source · setup · guidance
    To Get Started

    Send your trading rules or model, the broker or exchange you use, where the data comes from, and where the system should run.

    Rules or ModelBroker or ExchangeData SourceWhere It Runs
    At Delivery

    Receive the full Python source, configuration and a setup guide — plus test results and deployment on your server where the project includes them. We walk through the specified behaviour and provide technical support under the agreed terms.

    Python SourceConfigurationSetup GuideTest Results if usedDeployment if agreed
    Why Nordman Algorithms

    Why Work With Nordman Algorithms

    Work with Python trading programmers who also build for MetaTrader, NinjaTrader, cTrader and TradingView.

    Trading Platform Know-How

    We also build for MetaTrader, NinjaTrader, cTrader and TradingView, so Python systems that work with them are familiar ground.

    Built to Run Unattended

    Reconnects, logging and alerts are planned from the start, so the system reports problems instead of failing silently.

    Clear Scope and Pricing

    Requirements, deliverables, fixed price and acceptance examples are agreed before development begins.

    NDA and IP Ownership

    An NDA is available on request. Source code and full IP ownership are transferred on delivery.

    Support After Delivery

    Setup help, configuration questions and technical answers within the agreed support scope.

    FAQ

    Python Trading Development Questions

    Practical answers about Python trading systems, brokers and platforms.

    Yes, if your broker or exchange offers an API. The bot connects to it, receives prices and account data, and places and manages orders by your rules.

    Interactive Brokers, crypto exchanges such as Binance, Coinbase and Kraken, other brokers with a public API, MetaTrader 5 through its official Python package, cTrader through its Open API, and TradingView alerts through webhooks.

    For the strategies most traders, prop traders and small funds run, yes. Microsecond-level trading needs other languages and infrastructure, and if a project needs that, we say so at the start.

    No. We implement your rules or your models in Python, test them and connect them to live trading. The trading idea stays yours.

    Yes. The logic is rebuilt in Python and connected to your broker or data. Its logic, assumptions and key outputs are then compared with the original, allowing for differences in data and execution between platforms.

    Yes. We add features, fix problems and finish projects another developer left incomplete, after going through the existing code to see how it is built.

    On a VPS, a cloud server or your own machine — whichever suits the strategy. If deployment is agreed, we set it up there to restart after failures, keep logs and send alerts.

    Your trading rules or model, the broker or exchange you use, where the data comes from, and where the system should run. Existing code helps if there is any.

    Tell Us About Your Python Trading Project

    Send your rules or model, your broker and where the system should run. We will review it and come back with the scope and next steps.

    Free technical assessment
    Clear scope before development
    Post-delivery support