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Work

Thirty finance systems.
Built, shipped, operated.

Rather than four polished case studies, here is the whole index: trading platforms, quant engines, execution infrastructure, fund technology, AI and commerce. Named by what they do. Client and product names are withheld.

30
finance systems engineered
7
in production, operated by us
6
domains, from execution to fund tech
~300k
lines across our largest platforms
Systems index

Everything we have built for finance.

Filter by domain or show only what is live. Status labels are honest: R&D means a working build that is still in development.

01

Dual-broker options terminal

Trading platforms

Browser terminal for index, futures and equity options: live chains, first and second-order Greeks, IV surface, risk graphs and P&L heatmaps, a strategy composer, a backtester and an order management system with a pre-trade risk gate.~120k lines, v30 in production

Next.jsTypeScriptIBKR TWS APITastytrade APIPolygonThetaDataDocker
Live
02

Statistical trading SaaS

Trading platforms

A live market scanner that shows backtested statistics for every timeframe, pushes Telegram and email alerts, and executes one-click trades into the subscriber's own MT4 or MT5 account.6 strategies, M1 to D1

Next.jsSupabaseMQL5MQL4VPS
Live
03

Windows options terminal

Trading platforms

A .NET desktop terminal with Black-Scholes and Black-76 risk graphs, stress tests, hedge suggestions, a trade journal and an AI assistant for delta-neutral rebalancing.~31k lines of C#

C#WPF.NET 8IBKR APISkiaSharp
Built
04

Python options desktop for IBKR

Trading platforms

A position-centric options workstation: grouped strategy P&L, net liquidity, Greeks, probability of profit, beta-weighted delta and an order ticket.~21k lines

PythonPyQt6ib_insyncpy_vollib
R&D
05

Options trading journal

Trading platforms

Syncs broker accounts, groups option legs into strategies and reports P&L analytics with notes and tags.

Next.jsPrismaTastytrade API
R&D
06

Options strategy backtester

Quant and analytics

Desktop engine with Black-Scholes, Black-76, implied-volatility and surface models, higher-order Greeks, scenario heatmaps, a step-through backtester and a rules engine for delta, DTE and P&L exits with combo order routing.

C#.NETIBKR APIDuckDBEF Core
R&D
07

Options income screener

Quant and analytics

A scan framework for income strategies, with 80 scans specified across five strategy families, expected-value and probability maths, P&L profiles, earnings backtests and an optimiser.

PythonFastAPIThetaDataPolygonSQLite
R&D
08

Long-dated SPX structure research

Quant and analytics

LEAN backtests of a rolling four-leg SPX put structure with staggered entries, position caps and DTE-based exits.

PythonQuantConnect LEAN
R&D
09

Multi-period Sharpe and Sortino indicator

Quant and analytics

Annualised risk-adjusted return across eight lookbacks from 30 days to full history, computed on daily closes net of the risk-free rate.

Pine Script
Built
10

Chart pattern recognition engine

Quant and analytics

Detects chart patterns, candlestick formations and Fibonacci levels, then fans alerts out to email, Telegram and Discord.

Next.jsFastAPISupabaseStripe
R&D
11

Portfolio benchmark backtester

Quant and analytics

Compares a portfolio's monthly returns against the S&P 500, Dow, Nasdaq and Russell 2000.

PythonFastAPINext.js
R&D
12

MT5 execution bridge and feed publisher

Execution and automation

Executes web-issued trade commands inside MetaTrader 5 with lot caps and a master kill switch, and streams broker bars to the cloud through a three-tier feed fallback, including builds for synthetic indices.

MQL5Supabase Edge FunctionsVPS
Live
13

Licensed breakout Expert Advisor

Execution and automation

MT5 and MT4 EA with three range modes, gap protection, session and higher-timeframe filters and trailing logic, licence-checked with terminal fingerprinting and offline caching.

MQL5MQL4Supabase
Built
14

MT5 to MT4 trade copier

Execution and automation

Copies market and pending orders with stops and targets, risk-percentage sizing, broker suffix detection and symbol mapping.

MQL5MQL4
Built
15

Cross-broker options copier

Execution and automation

Mirrors a signal account at one broker into a scaled execution account at another, with reconciliation and symbol mapping.

PythonFastAPITastytrade SDKib_asyncReactDocker
R&D
16

Index income hedge manager

Execution and automation

Hedges SPX income positions with micro futures, stepping the hedge down as theta accrues over the life of the trade.

PythonIBKRTastytradeSQLite
R&D
17

Fund operating platform

Investor and fund tech

Investor portal and CRM: dashboards, NAV and performance, deposits and withdrawals, KYC onboarding, documents, a partner programme, PDF reporting and a fee engine.19 client and 35+ admin screens

ReactTypeScriptSupabaseVercel
Live
18

Fund factsheet generator

Investor and fund tech

Monthly returns in, branded PDF out: share classes, management and performance fees with high-water marks, net returns and risk metrics.

Next.jsPostgresReact-PDF
Built
19

Track-record automation

Investor and fund tech

A scheduled pipeline that reads audited monthly returns and republishes growth and drawdown charts, risk statistics and return tables.

PythonSupabaseSFTPTask Scheduler
Live
20

Wholesale investor gate and onboarding

Investor and fund tech

Jurisdiction and investor-status gating with identity checks, signup capture and an admin console for a licensed asset manager.

SupabasePlaywrightGitHub Actions
Client
21

Fund and investment manager websites

Investor and fund tech

Websites for funds, fund administrators and investment managers, including a performance page fed live from the fund database.4 sites

HTMLSupabase
Client
22

AI equity research engine

Data and AI

Daily research pages for S&P 500 stocks and ETFs, written by three AI analysts with opposing mandates and backed by a five-factor composite score.

Next.jsFastAPIAnthropic APISEC EDGARPostgres
R&D
23

Volume footprint indicators

Data and AI

Order-flow footprint on volume candles: buy and sell volume per price level, delta, point of control and a statistics pane.

Pine Script
Client
24

AI support agent for a prop firm

Data and AI

A Telegram assistant with memory and a knowledge base, orchestrated through n8n.

n8nTelegramLLM
Client
25

Trading software store and licence API

Commerce and fintech web

Storefront, Stripe checkout and seven edge functions that generate, activate, validate and revoke licence keys for shipped MT5 tools.

SupabaseStripeEdge Functions
Built
26

Indicator access manager

Commerce and fintech web

Admin console that grants and revokes invite-only TradingView indicator access, tracks member retention and runs a Telegram bot.

FastAPIPostgresHTMXCloudflare
Live
27

Options education funnel

Commerce and fintech web

Webinar and course funnel with an application flow, a strategy-match calculator and a registration and analytics backend.

HTMLPHP
Live
28

Forex and CFD broker website

Commerce and fintech web

A 21-page broker site with multi-step account signup, account comparison, platform pages and trading calculators.

HTMLJavaScriptSchema.org
Client
29

Prop-funding portal

Commerce and fintech web

Funding programmes, a capital calculator, a waitlist and a client area for a trader-funding business.

SupabaseGSAPChart.js
Client
30

Copy-trading onboarding

Commerce and fintech web

A signup wizard that takes users from broker account opening to a connected signal feed.

HTMLJavaScript
Client
LiveIn production and operated by usBuiltComplete and shippedClientDelivered for a clientR&DWorking build, still in development
Interactive

Options payoff explorer.

The same family of pricing maths that powers our options terminals and backtesters, running in your browser. Six strategies, live Greeks, theta decay and volatility shifts.

Options payoff explorerLive maths
100.0
0 of 45
20%

Loading the pricing engine…

P&L at expiryP&L today (Black-Scholes)Underlying
P&L now
–
Max profit
–
Max loss
–
Delta
–
Theta / day
–
Vega / vol pt
–

Illustrative only. European-style Black-Scholes, one contract (x100), 4% rate, no dividends or costs. Not investment advice.

Integrations

What our systems connect to.

Brokers, data vendors, payment rails and infrastructure we have shipped against in production or working builds.

Interactive BrokersTastytradeMetaTrader 5MetaTrader 4TradingViewPolygonThetaDataQuantConnect LEANSEC EDGARStripeSupabaseAnthropic ClaudeTelegramDockerVercelCloudflaren8nPlaywright
Start a project

Your system could be number 31.

Bring us the platform, engine or tool you need. We will tell you honestly how we would build it and what it takes.

Prefer email or phone? hello@aurionlabs.io · +44 7832 617626