Monex PAY

A fully-integrated treasury management system, MonexPAY increases operational efficiency by providing a secure online portal to Monex Europe’s back office functions. Built in accordance with OWASP recommendations, MonexPAY offers clients real-time cash management, bank account validation and the ability to instruct payments through the SWIFT network.


Monex API

The Monex Application Programming Interface (API) is a technology utilised by organisations that provide currency exchange and payment services to their customer base.

It allows our clients to outsource both domestic and international payment processes.

Our pre-written API code is quickly integrated into your systems to work in tandem with your existing workflow, removing the complexity from international payment solutions.

Let us do the payment processing and associated compliance for you.

API Features

Tap into our liquidity by using an API with the financial strength of the Monex Group.

Our systems are world-class, using secure end-to-end automation.

Take advantage of interbank FX rates – you choose what rate to give your clients.

Payments are made by SWIFT.

24/7/365 FX market access (always on – even at the weekend and during software updates)

No minimum trade size.

All FX and payments have transparent pricing.

We do the compliance so you don’t have to. We have automated transaction monitoring and PEP/sanction checking to remove risk for you.

Our customisable client portal provides key information for your CEO, CTO, MLRO and payments staff.

API Technicals

The Monex API is accessed over HTTPS as a REST style API with JSON data format, which can be coded in any modern language like C#, Java, Python and Go.

We offer a development portal with an SDK in C#.

Test the API methods in our sandbox before going live.

Chat directly with our friendly engineers anytime if you need support.


API Support

+44 203 650 6420

Developer portal:

Client portal: