Travel policy and approval NDC and GDS integrations Duty of care

Custom business travel management software

Appfront builds custom software for business travel management: from travel requests and approval against your travel policy, through booking and changes, to duty of care, CO2 tracking and expense claims. For employers who want to keep track of their travellers, enforce their travel policy and account for travel costs without loose spreadsheets sitting alongside the booking channel.

What is business travel management software?

Business travel management software handles an employee's business trip from start to finish: the request, the check against the travel policy, approval by a line manager or budget holder, the booking of transport and accommodation, changes along the way, and the handling of costs and expense claims. It is explicitly not a booking system for a travel agency; if that's what you need, see travel agency software.

Most organisations work with a travel management company or an online booking tool, alongside their own approval process in email, an expense tool and an HR system that knows who works where. These pieces rarely talk to each other. As a result, nobody can say on an ordinary Tuesday who is abroad at that moment, and travel policy breaches only come to light afterwards.

Custom software links that chain together: your travel policy as testable rules, your approval structure from the HR system, your booking channel via an integration, and your general ledger and expense process at the back end. This way the traveller works in a single environment, and you keep oversight of obligations, costs and the software that supports them.

Travel policy as testable rules

Class of travel, maximum chain price per destination, preferred suppliers and the window within which bookings must be made, captured as rules the system checks. Exceptions go to a second approver and are recorded with a justification.

Always knowing where people are

One up-to-date overview of current and planned trips by country, city and period. In the event of an incident, you select the affected travellers and reach them through the channels they have provided.

From booking to ledger

Booking lines, card transactions and expense claims come together in a single travel file with cost centre, project and VAT treatment, ready for your financial administration.

How we build your business travel management software

We start with your travel policy and your actual travel patterns, not with a feature list. Travel policy, procurement, HR and finance sit at the table early, because that is where the contradictions lie that software makes visible.

1
Discovery & scope

We map your travel policy, approval structure, booking channels and expense process, including the countries and risk profiles you actually travel to. This shows which rules are hard and which get an exception route.

2
Design

We design the travel file, the rule model for policy checks, the approval flow and the integrations with HR, the booking channel and accounting. The duty of care side also takes shape here: which data you store, for how long, and who may access it.

3
Build & integrate

We build in short iterations with working demos. We connect the online booking tool or TMC, the HR system and the map provider early, because that is where most surprises lie.

4
Go-live & management

Controlled go-live with a pilot group of travellers and approvers, followed by ongoing management, monitoring and further development whenever your policy, suppliers or the tax rules change.

What business travel management software actually does

Every organisation travels differently: an engineering firm with project trips to fixed client sites has a different process from a trading company that attends trade fairs. These are the features we most often deliver.

Travel request & approval

The traveller submits a request stating purpose, destination, period and cost centre. The system checks it against the travel policy and routes it to the right approver in your organisational structure, with a substitute approver when someone is absent.

Booking via NDC and GDS

Integrations with your booking channel, or directly with suppliers via the IATA NDC standard and classic GDS content from Amadeus, Sabre or Travelport, so that an approved request leads to a booking without retyping.

Duty of care & travel risk

A traveller location overview, risk classification per destination and an alerting flow, set up along the lines of ISO 31030 for travel risk management. Includes check-ins by the traveller when risk is elevated.

Expenses, cards & claims

Virtual or physical company cards, automatic matching of transactions to the travel file, and claims handling for anything the traveller pays for personally. Connects to your expense app.

Tax handling

Distinction between business costs, the tax-free travel allowance and items falling under the wage cost scheme (werkkostenregeling), plus VAT treatment per country, so your accounts need no manual correction round.

CO2 per trip

Recording of mode of transport, distance and class per travel segment, so you can report business travel as part of your scope 3 emissions and track the effect of policy choices.

Who we build business travel management software for

Travel management is, in every organisation, the sum of policy, culture and administration. These are the types of clients we most often build for.

Organisations with project travel

Engineering, consultancy and installation firms where travel is tied to projects and clients. They mainly need travel time, travel costs and accommodation to land directly on the right project and cost centre.

Internationally operating businesses

Employers with staff in several countries, where duty of care, visa and document monitoring, and local tax rules carry significant weight. On the transport side we often see an overlap with fleet management.

Knowledge institutions and research organisations

Universities, universities of applied sciences and institutes whose travel is paid from grants and research budgets, and where accountability per funding stream must add up, often with stricter approval rules than in the private sector.

Organisations with many guest travellers

Employers who also have speakers, candidates, volunteers or seconded staff travelling. They need a second route for people without an account in the HR system, with their own approval and payment process.

Not yet sure about a large project?

Test your idea first: a working prototype in 1 day

With OneDayBuild, we turn your idea into something tangible in one day for €1,150, so you can see whether further development is worth the investment. Decide to go ahead with the full build? Then we credit the full cost.

Explore OneDayBuild →

Technology and integrations

We build with a modern, maintainable web stack and connect to the systems you already use: your booking channel, HR system, card provider and accounting. See also our approach to booking software.

If the concern is not business travellers but tour leaders on group trips, then there is our software for tour leader planning on group trips.

Node.js / Python / .NET React / Vue front end PostgreSQL / SQL database REST and GraphQL integrations IATA NDC GDS (Amadeus, Sabre, Travelport) Online booking tool integration HR system as source of truth SSO via OAuth 2.0 / SAML Card transactions and virtual cards Accounting integration Webhooks and event processing Role-based authorisation Audit logging Mobile progressive web app CI/CD pipelines

Why Appfront for your business travel management software?

Appfront builds custom software and always starts with an analysis of your process and your existing systems. Travel management rarely fails on the technology and usually on the connections: an approval flow that does not match the actual mandate structure, or an expense process that cannot find the booking.

We build on integrations rather than manual re-entry. Your HR system remains the source for who belongs to whom, your booking channel remains the booking channel, and your accounting remains leading for cost centres and VAT. The travel management software is the layer that makes them all work together.

You work with a fixed point of contact who understands both the technology and the practicalities of travel policy and expense claims. That keeps communication tight and prevents a tax or policy nuance from surfacing only at handover.

See also our broader services: custom software development and booking software. Questions about your situation? Get in touch.

  • Custom software that follows your travel policy, not the other way round
  • Experience with integrations to HR, booking and financial systems
  • Duty of care set up in line with ISO 31030
  • Considered tax treatment of travel expenses and the Dutch working-expenses scheme
  • Per-trip CO2 tracking for Scope 3 reporting
  • Role-based authorisation and comprehensive audit logging
  • Mobile-friendly for travellers on the move
  • Clear documentation your own team can maintain
  • A fixed point of contact, no account managers passed around
  • Ongoing maintenance when policies or suppliers change

Security and privacy in travel management software

Travel data is personal data, and sometimes more sensitive than it appears: a travel pattern can reveal something about health, relationships and work. We apply data minimisation, document the legal basis for each data flow and set up authorisation by role and necessity, so that a travel coordinator cannot automatically view everyone's full travel history.

We handle location data for duty of care separately. It is needed during an incident but must not become a permanent tracking system. We therefore work with a short retention period, an explicit purpose and an emergency procedure with four-eyes review, in line with the GDPR.

Technically, we build to the OWASP security standards, with encryption in transit and at rest, role-based access and audit trails for every view and change. More on our approach: information security policy and vulnerability disclosure policy.

  • GDPR-compliant processing and data minimisation
  • A documented lawful basis for each data flow
  • Location data with a short retention policy and a separate purpose
  • Four-eyes emergency procedure for duty of care
  • Encryption in transit (TLS 1.2+) and at rest
  • Role-based access and least privilege
  • Complete audit logging of access and changes
  • Built to the OWASP standards

Frequently asked questions about business travel management software

Answers to the questions we most often receive about custom software for business travel management.

Business travel management software supports the entire business trip of an employee: the request, the check against the travel policy, approval, the booking of transport and accommodation, changes en route, duty of care and the handling of costs and expense claims. It differs from booking software for a travel organisation: here the employer is the user, not the travel seller.

Usually not. Most organisations keep their booking channel or travel management company and use custom software as the layer around it: request, policy check, approval, duty of care and the connection to HR and administration. We integrate with the booking channel instead of rebuilding it.

NDC stands for New Distribution Capability, a distribution standard from the airline association IATA through which airlines offer their fares directly via XML messages, including ancillary options that are not visible through traditional GDS channels. For you, this means you can show fares and offers that would otherwise remain out of view.

By recording, for every approved trip, where someone is and when, with a risk classification per destination and an alerting flow. In the event of an incident, you select the affected travellers by country, city and time window and reach them through their registered channels. We set this up along the lines of ISO 31030, the international guideline for travel risk management.

Yes. We record the distinction between business expenses, the non-taxable travel allowance and items that fall under the work-cost scheme (werkkostenregeling), along with the VAT treatment per country. Which rules apply exactly is something we determine together with your tax adviser or accountant; the software applies them and records the justification.

Yes. For each travel segment we record mode of transport, distance and class, so you can include business travel in your scope 3 reporting. Because emission factors change regularly, we keep them as a separate configuration rather than hard-coding them into the software.

We build custom solutions. Travel policy, approval structure and administration differ greatly between organisations, and that is precisely where off-the-shelf software falls short. After an intake meeting, we agree together which functionality matters most and in what order we build it, without promising a timeline or price we cannot yet substantiate.

Yes. We regularly take over existing applications, even when another party built them. We review architecture, integrations, authorisation model and security, document the current setup and propose improvements. From there we can extend, integrate or modernise in stages.

Ready to build your business travel management software?

Tell us how your travel process works today and where it gets stuck: at approval, at booking, in duty of care, or at expense claims. We are happy to think along about policies, integrations and tax treatment. In a no-obligation first conversation, you get a clear picture of what is possible.

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