Finance with Confidence

With the demands of multiple stakeholders and clients, the pace of innovation and the impact of regulatory change, Finance today is more than just accounting.


From Regulation to Transformation - Your Questions, Answered.

Our Resource Centre has everything you need; an online wealth of knowledge - from WhitePapers and Factsheets to Demo’s, Explainer Videos and Studio Interviews.



FastPost is the next generation Accounting Rules Platform.

Designed and developed for large volume, complicated data and processes: Cloud-native, ultra-high speed performance and built with the latest open source technologies.


Modern finance departments in Insurance, Banking, Telcos and other industries.

These sectors have complex products, high transaction volumes and detailed accounting needs. FastPost addresses regulatory challenges, the legacy debt of old platforms, while helping Finance innovate today and be future proofed for tomorrow.


Time and accuracy are critical for businesses to compete.

Today's finance operations are more than just accounting, with multiple stakeholders and clients. Firms need full granular level control of their data, on demand.


FastPost provides a single version of the truth.

Accurate and accounting validated data when you need it. Processing times are shortened from days or hours to minutes. With total transparency and operations on data at a field, transaction and sub-ledger level. Fully integrated via our open APIs with the ability for user defined business rules, firms have agility and confidence to trust their numbers. Finance with Confidence.


Financial Systems need 
to Transform

Finance is under pressure. Historic under investment means finance systems are creaking with processes that are inefficient and error prone. Forward looking CFOs are driving change.

Digital Transformation

Finance must be agile and responsive to business innovation and competitors. Customers demand complex and niche products via digital channels on demand.

Regulation & Compliance

Heavy regulatory burdens require richer data, at speed, on demand, based on a single source of the truth. Audit and control must be part of finance DNA.

Efficiency & Cost Reduction

BAU costs reduced through automation, streamlined processes, faster close, reduced errors and move to the Cloud. Finance provides business insight supported by AI & ML.

Legerity FastPost

FastPost is the next generation accounting rules platform. Modular in design with open interfaces, developed for large data volumes, complex accounting needs, business insight and agility: Cloud-native, ultra-high speed performance and built with the latest open source technologies.

Events & Calculations

High performance processing of complex calculations and processes with audit and control. A powerful component of a modern, integrated finance systems architecture, providing a library of calculations that can be applied to incoming data and business events.

Rules Engine

FastPost boosts control and efficiency, cuts costs, ensures consistency and minimises error. Easy-use GUI makes accounting and business rules fast to define, test and approve with full audit control.

Sub Ledger

The FastPost Sub-Ledger delivers granular, transaction-based accounting daily and in real-time for multi-GAAP, multi-entity, multi-currency and multi-time zone processing. With a highly flexible segment definition users unlock important business value with rapid, on-demand reporting.

Data Manager

Legerity’s comprehensive library of models and taxonomies streamlines data integration. Transforming disparate existing systems into a single, true data-set – standardised for consistent reporting. The data model handles all type of business and finance events including the most complex Trades, Contracts, Customers and Organisation structures.


The Technology that brings FastPost to life.

FastPost is built on the latest, best-in-class open source technologies, selected on the principles of scale, reliability and performance in today's fast paced, data driven, automated and digital world. Offered both as a Software and Platform as a Service – SaaS and PaaS providing flexible and rapid deployment options to match your business needs.

Digital Finance Transformation, IFRS 9, 15, 16, and 17 Accounting Change, Regulation & Compliance

FastPost is designed for firms that need to meet new regulatory and compliance requirements, deliver IFRS accounting change or have a digital finance transformation agenda.



How Legerity helped Aegon International deliver IFRS17 across 6 countries.



Banking is being transformed - greater competition, shrinking margins, increased complexity – are you keeping pace?



How Bité Group gained greater control and insight through contract accounting.


Contact Us

If you would like a member of the Legerity team to get in touch,
please send us your details and we will contact you directly.

    20 Eastbourne Terrace,
    London, W2 6LG, UK

    Find us here

    New York:
    5th Floor, 1177 Avenue of the Americas, New York, NY 10036

    Find us here