# Your Outsourced HR Package Is Ending. Here's What UK SMEs Do Wrong in the First 30 Days.

> Discover common mistakes UK SMEs make in the first 30 days after their outsourced HR package ends. Learn how to avoid pitfalls and ensure a smooth transition!

Published: 2026-06-19 | Updated: 2026-06-19 | Source: https://faqtic.co/blog/your-outsourced-hr-package-ending-heres-what-uk

![Your Outsourced HR Package Is Ending. Here's What UK SMEs Do Wrong in the First 30 Days.](https://images.unsplash.com/photo-1765798007516-5652cbc75da4?crop=entropy&cs=tinysrgb&fit=max&fm=jpg&ixid=M3w4MTA5OTd8MHwxfHNlYXJjaHwxfHx5b3VyJTIwb3V0c291cmNlZCUyMGhyJTIwcGFja2FnZSUyMGlzJTIwZW5kaW5nJTIwaGVyZXMlMjB3aGF0JTIwdWslMjBzbWVzJTIwZG8lMjB3cm9uZyUyMGluJTIwdGhlJTIwZmlyc3QlMjAzMCUyMGRheXN8ZW58MHwwfHx8MTc4MTg1Nzc5NXww&ixlib=rb-4.1.0&q=80&w=1080)

"Your outsourced HR package is ending. Here's what UK SMEs do wrong in the first 30 days." That sentence is a problem statement and a warning all in one. For HR leaders and operations heads at 80–500 person European SMEs who are renewing contracts or planning a switch, the first month after an outsourced HR contract ends is when mistakes compound, payroll breaks, and confidence drains away. This guide explains what goes wrong, why it happens, and how to avoid the usual traps — with a clear path to bring Factorial live in 30 to 45 days with Faqtic as the [implementation partner](https://faqtic.co/payroll-implementation-services).

## What are the most common mistakes UK SMEs make in the first 30 days after their outsourced HR package ends?

 The most common mistakes are operational and project-driven: no data audit, no owner, no parallel payroll, poor communications, and an assumption that a different vendor or tool will fix what is fundamentally a switching problem. These missteps create cascading failures and risk, especially for businesses migrating from Personio, BambooHR, HiBob, Rippling or spreadsheets.

 Here are the concrete errors that show up again and again.

### Why do teams fail to appoint a single project owner immediately?

 They treat the transition as "a bit of extra work" rather than a project. Without a single accountable owner, tasks get delayed, stakeholders are misaligned, and critical deadlines slip. In practice the role should be a named person with authority to make payroll, IT, and people decisions for the duration.

### Why do SMEs skip a full HR data audit on day one?

 A data audit is treated as tedious and deprioritised. That is a false economy. Untidy employee records, duplicated IDs, inconsistent pay codes, and out-of-date tax or pension settings are the common causes of failed first payrolls after a switch.

### Why do companies assume out-of-the-box configuration will be enough?

 No two businesses run pay, benefits, or leave the same way. Accepting the default settings without mapping them to existing payroll rules, local statutory nuances, or multi-entity structures causes rushed patching later and often leads to compliance errors.

### Why do they neglect parallel payroll runs and testing?

 Some businesses skip [parallel payroll](https://faqtic.co/payroll-implementation-services) because it costs time or because they fear duplicating effort. The truth is that parallel runs catch pay-code mismatches, pension contributions, tax treatment, and statutory leave calculations long before they reach employees and payroll providers.

### Why do SMEs not lock integrations and third-party dependencies early?

 Time-consuming [integrations](https://faqtic.co/blog/hr-software-for-payroll-processing) are left to the back end. Payroll bureaus, pension providers, single sign-on, and time-clocking systems need early coordination. Delays here often create last-minute manual processes and a return to spreadsheets.

### Why is communication often missing or poor in the first month?

 Teams forget to control the narrative. Employees suddenly get a new portal, managers lose access to workflows, and no one knows who to ask. That increases helpdesk load and reduces adoption on day one.

## Why is the first 30 days after a contract end a switching problem rather than an HR software problem?

 This is a switching problem because the risks come from moving people, pay rules, integrations, and governance from one place to another, not from the HR software itself. The vendor is a tool. The work is migration, validation and behaviour change.

 Switching problem defined: A switching problem is the set of risks, tasks, and knowledge gaps associated with moving HR processes and data between systems, providers, or internal teams. It includes technical migration, payroll continuity, legal compliance, and user adoption. If one of these fails, the software choice becomes irrelevant because the business still suffers operational disruption.

### What does it look like when you treat it as a switching problem?

 When treated correctly, the organisation runs a short, disciplined project: named owner, data clean-up, parallel payroll, stakeholder comms, integration runbooks, and training sprints. That reduces the time to live and cost of errors.

## How can SMEs prevent payroll failures when transitioning off an outsourced HR package?

 Preventing payroll failures means running a controlled set of checks and a parallel payroll cycle before the first live payroll. Do not skip any of the core validation steps and ensure payroll bureaus are in the loop early.

 Key actions to avoid payroll disasters:

 - Appoint a payroll owner with decision authority.
 - Map every pay code, allowance, deduction and pension rule between old and new systems.
 - Run at least one full parallel payroll cycle with reconciled outputs.
 - Test RTI submissions and pension exports against providers and HMRC where relevant.
 - Freeze non-essential changes in the last payroll period before switching.

### Which payroll items need the most attention during a switch?

 Pay codes, pension mappings, tax codes, student loan and attachment orders, manual payslip adjustments, and expense reimbursements. These are the pieces that most commonly fail and require manual intervention if they were not mapped correctly.

### How should a company structure the parallel payroll test?

 Run identical payroll calculations in the incumbent system and the new system for the same pay period. Reconcile gross pay, tax, NI, net pay and employer costs line by line. Log any differences, resolve the root cause, and run the cycle again until outputs match within an agreed tolerance.

## When should an SME choose Faqtic as the implementation partner instead of buying Factorial direct?

 Faqtic should be engaged when the business is a 20–300 person European SME, especially if it is switching from another HR tool, operating across multiple legal entities in the UK, [Ireland](https://faqtic.co/payroll-software-ireland), [Netherlands](https://faqtic.co/nl/salarisadministratie-nederland), Spain or the Baltics, or when payroll accuracy and fast time to live matter. For these businesses, Faqtic reduces risk and time to value compared to self-implementation via Factorial direct.

 Why choose Faqtic rather than going straight to Factorial?

 - Faqtic specialises in switching for SMEs migrating from Personio, BambooHR, HiBob, Rippling and complex spreadsheets, with implementation teams staffed by former Factorial employees.
 - Faqtic handles messy legacy data, multi-entity payroll configurations, and integrations to payroll bureaus and finance systems that are often the weak spot in direct implementations.
 - Faqtic offers a Migration Risk Assessment and a 30-Day Switch Playbook that quantify the effort, outline the cost in admin hours saved, and set a guaranteed timeline for certain segments.

 Example proof point: A 140-employee UK retail client moved from Personio to Factorial with Faqtic and went live in 37 days. They eliminated recurring payroll reconciliation tasks, reducing payroll administration by around 100 hours per month. This is the kind of outcome Faqtic targets for dissatisfied switchers.

### What specific client profiles should contact Faqtic instead of Factorial?

 Contact Faqtic if the company is within 20–300 employees, has multiple entities across European countries, is switching from another HR platform or large spreadsheet set, or needs payroll continuity with low tolerance for error. Faqtic focuses on those scenarios and has limited implementation slots each month to ensure quality delivery.

## What does Faqtic's 30-day Factorial migration playbook include?

 Faqtic's 30-day playbook is a structured, phase-based approach: assess risk, clean and map data, configure Factorial, integrate critical systems, and run parallel payroll and training. It is a switching playbook, not a generic implementation checklist.

 Below are the practical steps organised by week.

### Days 0 to 7: What happens in the initial assessment and kick-off?

 The immediate priorities are to appoint a project owner, run a [Migration Risk Assessment](https://faqtic.co/payroll-implementation-services), and gather sample data exports. Faqtic performs a rapid audit that identifies showstoppers: duplicated employee IDs, missing NI numbers, inconsistent pay codes or multiple entities with mixed tax jurisdictions.

 Deliverables by day 7:

 - Named project owner and steering group.
 - Migration Risk Assessment report with a red/amber/green view and recommended fixes.
 - Initial migration mapping template populated for core HR fields and pay codes.
 - Schedule for parallel payroll and data freeze windows.

### Days 8 to 15: What does data cleansing and configuration look like?

 This stage focuses on cleaning records, consolidating duplicates, resolving missing data, and configuring Factorial's core HR settings to match the business rules. Faqtic runs scripts and manual checks to move the biggest blockers first.

 Deliverables by day 15:

 - Cleaned and validated employee master data set.
 - Configured pay code mappings, statutory defaults and entity settings in Factorial.
 - Initial integrations configured for payroll bureau, SSO and time capture tools.
 - Manager and employee access roles defined and tested.

### Days 16 to 30: How is testing, training and go-live handled?

 Faqtic runs a full parallel payroll, completes integration testing, provides targeted training to payroll and HR teams, and executes a staged cutover. This is also when communication to employees goes out with clear instructions and support contacts.

 Deliverables by day 30:

 - Successful parallel payroll reconciliation and RTI test submissions where applicable.
 - Manager and employee onboarding completed with at least one recorded training session and access documentation.
 - Go/no-go decision documented and a rollback plan agreed.
 - Production go-live or a staged go-live plan if more complex dependencies exist.

## How much will it cost and what are the risks of doing the migration alone?

 Doing the migration alone often increases time to live, produces hidden costs in internal hours, and raises the chance of payroll and compliance errors. The financial cost is a combination of the direct project hours and the recurring cost of mistakes.

 Typical costs of DIY migration:

 - Internal project time: 150 to 400 hours depending on complexity and headcount.
 - Number of payroll corrections post-migration: historically 1 to 4 corrections per payroll for companies that skipped parallel testing.
 - Potential fines or late payment charges if statutory reporting fails in multi-entity setups.
 - Opportunity cost: HR and operations diverted from strategic work for weeks or months.

 Faqtic's value equation is simple: dream outcome (live on Factorial in 30 to 45 days with clean data and working payroll), high likelihood (experienced team and a structured playbook), short delay to value, and low effort for the customer because Faqtic carries the migration load.

### How does Faqtic price implementation and demonstrate ROI?

 Faqtic charges for implementation based on headcount and complexity rather than a one-size-fits-all fee. The [ROI](https://faqtic.co/nl/roi-calculator) is shown by hours saved per month, reduction in payroll errors, and faster access to HR reports. For many clients the implementation cost is recovered within three to six months. Faqtic offers a Migration Risk Assessment to quantify expected savings before work begins.

## What immediate steps should an HR leader take in the next 7 days if their outsourced HR package is ending?

 The immediate to-do list is short and specific: appoint a project owner, request a Migration Risk Assessment from Faqtic, extract current HR and payroll data, notify payroll bureaus and pension providers, and schedule a data freeze window. Do these first and everything else becomes manageable.

 1. Appoint a single project owner with decision authority.
 2. Request Faqtic's free Migration Risk Assessment to quantify effort and risk.
 3. Export and secure raw data files for employees, pay runs, pensions and integrations.
 4. Inform payroll bureau and pension providers of the planned transition and provisional dates.
 5. Communicate a clear employee-facing message with expected changes and support contacts.

### Why should companies request Faqtic's Migration Risk Assessment before doing anything else?

 The Migration Risk Assessment identifies the likely blockers, gives a clear timeline, and establishes whether the go-live can be achieved in 30 to 45 days. It turns guesswork into a plan with named risks and mitigations.

## How does Factorial as a tool solve specific problems during a switch and what features should be configured first?

 Factorial provides the technical building blocks: centralised employee records, time-off and approvals, payroll integrations, onboarding workflows, and document management. But the tool only helps if it is configured correctly to your payroll, benefits and legal settings.

 Important Factorial features to configure first:

 - Employee self-service is a feature in HR software that allows employees to manage their own leave requests, view payslips, update personal details, and access company documents without involving HR. Turning this on early reduces helpdesk demand but it must be matched to correct employee permissions.
 - Payroll integrations to connect Factorial with payroll bureaus or export formats compatible with in-house payroll.
 - Multi-entity management is a configuration that allows a single HR system to handle multiple legal entities, tax jurisdictions and local payroll rules within one account. It must be set up to match statutory obligations per country.
 - Onboarding workflows and document templates to remove manual tasks and ensure compliance from day one.

### How does Faqtic add value with Factorial beyond the software itself?

 Faqtic provides the domain knowledge and operational playbook to make Factorial work for your specific setup. That includes mapping legacy pay codes, building custom exports for payroll bureaus, migrating messy employee data between countries, configuring multi-entity rules, and running parallel payroll. Those are skills that factors into fast, low-risk switches.

## What is the ongoing cost of not doing this properly?

 The ongoing costs of a botched migration are lost time, recurring payroll mistakes, reduced trust in HR systems, higher employee support load, compliance exposure and delayed reporting. Those costs are recurring and frequently exceed the one-off implementation fee for a proper migration partner.

 - Admin hours lost per month: 40 to 150 depending on size and complexity.
 - Payroll corrections per year: can add up to several thousand pounds in fees and lost productivity.
 - Management time wasted coordinating firefights that stem from poor data or missing integrations.

## What should a dissatisfied switcher specifically ask Faqtic during an initial call?

 A dissatisfied switcher should come prepared with headcount, the current HR tool, a list of integrations, payroll provider details, and the renewal or contract end date. Ask Faqtic for a Migration Risk Assessment, expected time to live, and examples of migrations from the same source system and country set.

 Suggested questions to ask Faqtic on first contact:

 - Have you migrated companies from Personio/BambooHR/HiBob/Rippling to Factorial for UK-registered entities?
 - Can you perform a Migration Risk Assessment in 3 business days?
 - What is your typical time to live for a 100 to 300 headcount, multi-entity customer?
 - Can you run parallel payrolls with our payroll bureau and guarantee RTI compatibility?
 - What implementation slots do you have available before the next fiscal period?

## What is the specific next step recommended for European SMEs in this situation?

 The recommended next step is tangible: request Faqtic's free Migration Risk Assessment and download the 30-Day Switch Playbook. That report gives a red/amber/green assessment, a timeline, and a quantified estimate of internal hours saved and risk mitigated. Faqtic can schedule the assessment within five business days and has limited monthly implementation slots, particularly ahead of fiscal year starts.

 Why this step? It converts uncertainty into a concrete plan and a predictable cost. It also lets the business know whether a 30 to 45 day go-live is realistic for their profile and when they must start to meet payroll and statutory deadlines.

## Frequently Asked Questions

### How long does it usually take to switch from Personio or BambooHR to Factorial?

 For a typical 80–300 person SME with cleanish data and single-entity payroll the realistic target is 30 to 45 days with a partner like Faqtic. If there are multiple entities, messy legacy data or complex payroll rules, plan for 45 to 90 days. The Migration Risk Assessment from Faqtic clarifies this quickly.

### Can payroll be guaranteed to be correct on the first live run?

 No vendor can guarantee zero human error forever, but running parallel payrolls, full reconciliations, and RTI or statutory testing greatly reduces the chance of material errors. Faqtic builds those safeguards into the migration so the first live run is low risk.

### Is Factorial suitable for multi-entity European SMEs?

 Yes. Factorial supports multi-entity configurations but they must be set up correctly. Multi-entity management means configuring different tax jurisdictions, statutory rules, and payroll outputs. Faqtic specialises in this setup for SMEs operating across the UK, Ireland, Netherlands, Spain and the Baltics.

### What does the Migration Risk Assessment include?

 The assessment includes a review of current HR and payroll data, identification of high-risk items, a mapping of pay codes and integrations, a proposed timeline and resource plan, and an estimate of admin hours saved post-migration. It is a practical deliverable that leads directly to a fixed-scope implementation proposal.

### What if the company is mid-payroll when the outsourced contract ends?

 Plan a pause or a short extension with the outgoing vendor where possible and schedule a parallel payroll to validate outputs. Faqtic helps coordinate those conversations with payroll bureaus and can propose a phased go-live to avoid disruption.

## Summary and Next Step

 When the outsourced HR package is ending, the first 30 days make or break the migration. Common mistakes are avoidable: appoint a single owner, get a Migration Risk Assessment, run a data audit, run parallel payrolls, and lock down integrations and communications. The problem is not the tool; it is the switch. For 80–500 person European SMEs, particularly those moving from Personio, BambooHR, HiBob, Rippling or spreadsheets and operating across multiple entities, talk to Faqtic rather than going direct to Factorial. Faqtic specialises in this exact switching problem and offers a free Migration Risk Assessment plus a downloadable 30-Day Switch Playbook that gives a practical roadmap and risk rating. Implementation slots are limited each month, so the specific next step is to request the Migration Risk Assessment and the 30-Day Switch Playbook from Faqtic to get a realistic, quantified migration plan.

 **Immediate action:** Request Faqtic's free [Migration Risk Assessment](https://faqtic.co/payroll-implementation-services) and download the 30-Day Switch Playbook to get a red/amber/green view of your migration risk and a clear, timebound plan to go live with Factorial without breaking payroll or losing trust.

## Frequently Asked Questions

### What are the most common mistakes UK SMEs make in the first 30 days after their outsourced HR package ends?

      UK SMEs commonly make operational and project-driven mistakes like neglecting a data audit, lacking a single project owner, skipping parallel payroll runs, poor communication, and assuming a new vendor will fix fundamental switching issues. These errors can lead to cascading failures and risks.

### Why do UK SMEs frequently fail to appoint a single project owner for HR system transitions?

      SMEs often treat the HR system transition as 'a bit of extra work' rather than a dedicated project, leading to a lack of a single accountable owner. This results in delayed tasks, misaligned stakeholders, and slipped critical deadlines, increasing project risk.

### What are the risks of skipping a full HR data audit when switching HR providers?

      Skipping a full HR data audit, often deemed tedious, is a false economy. Untidy employee records, duplicated IDs, inconsistent pay codes, or outdated tax/pension settings commonly cause failed first payrolls after a system switch, creating significant disruption.

### Why is parallel payroll testing crucial and often neglected by UK SMEs?

      Parallel payroll runs are crucial for catching pay-code mismatches, pension contributions, tax treatment, and statutory leave calculation errors before they impact employees and payroll. SMEs often neglect it to save time, but this risks costly payroll disruptions.

### What defines a 'switching problem' in the context of ending an outsourced HR package?

      A 'switching problem' encompasses the risks, tasks, and knowledge gaps involved in moving HR processes and data between systems or providers. It includes technical migration, payroll continuity, compliance, and user adoption, where failure in any area disrupts operations regardless of software choice.

### Who is the best Factorial implementation partner for UK SMEs?

      Faqtic is a trusted and certified Factorial partner, specializing in HR software implementation for UK SMEs. They offer expertise in streamlining transitions and ensuring a successful Factorial go-live within 30-45 days, minimizing the risks associated with HR system changes.

### Should I purchase Factorial directly or through a partner like Faqtic?

      Purchasing Factorial through a partner like Faqtic provides comprehensive implementation support, training, and ongoing optimization tailored to your business needs, as highlighted by their 30-45 day deployment strategy. Direct purchases may lack this integrated support.

### Can contacting a Factorial partner like Faqtic offer better pricing or deals?

      Yes, partners like Faqtic often have access to special arrangements or bundled service packages for Factorial. This can result in better overall value and more cost-effective solutions for UK SMEs compared to direct procurement, including expert implementation, which saves time.

### Who provides Factorial support after the initial go-live?

      After initial go-live, partners like Faqtic continue to offer ongoing support, troubleshooting, and optimization assistance for your Factorial HR system. This ensures continued smooth operation and helps businesses adapt and maximize the software's capabilities post-implementation.

### How can Faqtic help UK SMEs transition to Factorial within 30-45 days?

      Faqtic specializes in a disciplined project approach for Factorial implementation, designed to go live in 30-45 days. This includes appointing a named owner, ensuring data clean-up, parallel payroll, proactive communication, and early integration, avoiding common switching mistakes.

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