The verdict in three sentences
For a software company in Dublin handling 2,500 tickets a month, a custom helpdesk typically costs 40,000 to 90,000 EUR with an Irish agency (2026 market estimate) and takes 10 to 14 weeks to deliver. Against Zendesk or Freshdesk, billed at 19 to 115 USD per agent per month, a custom build starts paying off from 8 to 12 agents on mid and upper plans, and much sooner when you pay for occasional users. The real value lies in SLAs, escalations to developers and a direct link to your customer licence base, which standard tools handle poorly without paid integrations.
Custom or SaaS: the numbers
A software vendor serving customers in Ireland, the UK and continental Europe has needs that generic helpdesks only half cover: every ticket must be tied to a support contract, an installed software version and an end customer. Here are 2026 orders of magnitude for a team of 12 agents.
| Option | Upfront cost | Recurring cost (12 agents) | 3-year cost (estimate) | Main limitation |
|---|---|---|---|---|
| Freshdesk Growth | 0 | 12 x 19 USD = 228 USD per month | about 8,200 USD | Limited SLAs and automations |
| Zendesk Suite Team | 0 | 12 x 55 USD = 660 USD per month | about 23,800 USD | Paid add-ons for advanced workflows |
| Zendesk Suite Professional | 0 | 12 x 115 USD = 1,380 USD per month | about 49,700 USD | Cost rises with every seat |
| Custom helpdesk, Dublin agency | 40,000 to 90,000 EUR | hosting and support 600 to 1,500 EUR per month | 61,600 to 144,000 EUR | 10 to 14 week lead time |
| Kolonell application (medium complexity) | 4,000,000 to 7,000,000 FCFA (6,100 to 10,670 EUR) | maintenance 75,000 FCFA per month (110 EUR) | about 10,060 to 14,630 EUR | Remote team, workshops by video |
| Adapted open source (osTicket, Zammad) | 10,000 to 25,000 EUR | 400 EUR per month | 24,400 to 39,400 EUR | Customisation quickly hits limits |
Zendesk and Freshdesk figures are public annual-billing list prices observed in 2026, excluding AI add-ons billed separately. Dublin agency prices are market estimates.
The modules that drive the budget
Helpdesk cost depends less on the number of screens than on business rules. At 2,500 tickets a month, four blocks account for most of the work.
| Module | Scope | Share of budget | Indicative timeline |
|---|---|---|---|
| Multichannel intake | Email, web form, customer portal, WhatsApp Business | 15 to 20 % | 2 to 3 weeks |
| SLA and escalation engine | Per-contract targets (4 h, 8 h, 24 h), alerts, L1 to L2 to developers | 20 to 25 % | 3 weeks |
| Customer base link | Contract, installed version, licences, incident history | 15 to 20 % | 2 weeks |
| Dev tool integration | Automatic Jira or GitLab issue, status pushed back to the customer | 10 to 15 % | 1 to 2 weeks |
| Knowledge base | Articles in English and other languages, suggestions while typing | 10 % | 1 to 2 weeks |
| Dashboards | First response time, SLA compliance rate, tickets per module | 10 to 15 % | 1 to 2 weeks |
An MVP limited to email and portal intake, SLAs and contract linking can run within 6 to 8 weeks, then grow. Adding a right-to-left language such as Arabic adds about 10 % to the budget.
What justifies custom for a software vendor
Three signals show a standard SaaS costs you more than it returns. First: agents spend more than 3 minutes per ticket looking up the customer's contract and version in another tool. Second: more than 15 % of tickets escalated to developers never get an answer back to the customer because nothing is synchronised. Third: you pay seats for occasional users (sales, project managers) just so they can read tickets. On 2,500 tickets, saving 2 minutes per ticket frees about 83 hours a month, half a full-time role.
Mini case study
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Aoife, head of support at a payroll software vendor in Dublin, runs 12 agents and 2,500 tickets a month. Zendesk Suite Professional costs 1,380 USD a month, about 16,600 USD a year, plus 6 occasional seats for account managers. Her agents lose an average of 3 minutes per ticket finding the installed version: 125 hours a month. With a custom helpdesk at 60,000 EUR, linked to the licence database, lookup time drops to 30 seconds. Gain: about 104 hours a month, roughly 0.6 of an agent, worth around 2,300 EUR a month at a 45,000 EUR loaded salary. Adding the subscription avoided, the project pays back in about 17 to 20 months, then delivers net savings.
FAQ
How much does a custom helpdesk cost in Dublin in 2026?
Expect 40,000 to 90,000 EUR with a local agency depending on scope (2026 estimate). An MVP focused on SLAs and the customer portal starts around 40,000 EUR, a full version with Jira integration and a multilingual knowledge base approaches 90,000 EUR.
From how many agents does custom become cost-effective?
The threshold is usually between 8 and 12 agents on a mid-tier Zendesk plan. Below 5 agents, Freshdesk at 19 USD per agent per month is almost always cheaper over 3 years.
Can we run different SLAs per customer?
Yes, that is the main point of a custom build: each contract carries its own targets (for example 4 h for a blocking incident, 24 h for a change request). The SLA engine is 20 to 25 % of the budget but drives perceived quality.
How long does migrating from Zendesk take?
Exporting historical tickets through the API takes 1 to 2 weeks, included in the 10 to 14 week project. Teams usually keep 24 months of history, about 60,000 tickets at your volume.
Can the helpdesk work in several languages?
Yes, with a multilingual interface and knowledge base articles per language. Budget about 10 % extra if one of them is written right to left, such as Arabic.
Let's scope your project. Send us your ticket volume, SLA levels and current tools: we price a helpdesk within our medium-complexity application tier, 4,000,000 to 7,000,000 FCFA (6,100 to 10,670 EUR), delivered in 10 to 14 weeks. Detailed quote within 48 h. WhatsApp +221 77 596 93 33.
Mohamed Bah
Fondateur, Kolonell
Passionate about digital and entrepreneurship in Africa, Mohamed has been helping Sénégalese businesses with their digital transformation since 2020. Founder of Kolonell, he believes every SME deserves a professional and accessible online présence.
