Corporation Tax & Self Assessment Services for
UK Businesses
Tax returns prepared. Queries flagged. Nothing filed without your sign-off.
Tech Stack






Full-scope Bookkeeping Through to Accounts Finalisation
Corporation tax computations and CT600 returns for limited companies
Capital allowances — AIA, WDA, full expensing, disposal proceeds
R&D relief opportunities flagged for your review (not claimed without your instruction)
SA100 returns — sole traders, directors, landlords, multiple income streams
All reliefs and allowances applied — pension contributions, gift aid, property finance costs
White space notes drafted where required
Group relief and loss carry-back positions identified and noted
What We'll Need From You From You
1
Finalised statutory accounts and trial balance
2
Prior year tax computation and any loss memorandum
3
Fixed asset register and details of any disposals in the year
4
For SA: P60s, P11Ds, rental income details, investment income, pension contributions
5
Access to TaxCalc, IRIS, or CCH
Choose How WeWork With You
File-ready CT600 draft
Full tax computation and CT600 returned in TaxCalc, IRIS, or CCH — ready for your review and one-click submission.
SA100 draft with workings
Self assessment return with full computation workings and all reliefs applied, returned for your sign-off.
Reconciled trial balance
Questions for the client, review points for your manager, and any planning observations worth noting — all in one clear document.
Your Questions, Answered
Finqube is an accounting support partner for UK practices. We build dedicated extended teams that work as a seamless part of your firm handling day-to-day accounting, compliance, and reporting work while you stay focused on growth and client relationships.
We support core accounting workflows, including:
Everything is delivered to UK standards, with structured workflows and review layers.
- Bookkeeping and Accounts Finalization (year-end, working papers etc)
- VAT returns and MTD
- Payroll processing and Auto Enrollment
- Management accounts and cash flow forecasting
- AP & AR support
- Migration and Cleanup
- Corporation Tax and SA
Everything is delivered to UK standards, with structured workflows and review layers.
Most firms have tried remote teams before and that’s exactly where things went wrong.
Finqube is built differently:
- You get a dedicated team, not random task allocation
- Clear processes, SLAs, and accountability
- Visibility into daily work (not a black box)
- Teams trained specifically for UK accounting standards
Yes. Depending on the model you choose, you get fully dedicated resources who work exclusively on your clients just like an in-house hire.
We offer flexible ways to work depending on your needs:
- Tap & Go – Send work as needed, no commitment
- Subscription – Fixed monthly hours
- FTE (Full-Time Accountant) – Dedicated full-time resource
- The Squad – A structured team of specialists (best for scale)
We can get started within 48 Hours from our first call, depending on:
- Scope of work
- Systems access
- Process alignment
We ensure a structured onboarding so there’s no disruption to your current workflow.
We integrate into your existing tools:
- Email, Slack, Teams
- Practice management systems
- Shared dashboards for visibility
You’re never chasing updates, we operate as part of your team.
You’re not alone—most of our clients come to us after that.
The difference with Finqube is:
- No anonymous “pool of staff”
- No unclear ownership
- No disappearing communication
You get structured delivery, clear accountability, and full visibility from day one.
Yes. We follow strict data security protocols, controlled access systems, and confidentiality standards aligned with UK compliance expectations.
Absolutely. That’s one of the biggest advantages:
- Increase capacity during peak season
- Scale down when things are quieter
No hiring, no long-term risk.
We work with all the major Uk accounting software's. From Xero to Freeagent, and can assist you in setting up clients in each software
30 Days to See Exactly How We Work
No setup fees · No long-term contract on the pilot · UK hours
