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What Is IR35?

Understanding the off-payroll legislation

InsideIR35

Contractors taxed as employees via PAYE

Outside IR35

Contractors operating via a limited company

The Cost of IR35

Financial implications for contractors

IR35 Assessments

Determining employment status

IR35 Rules

The 'disguised employment' legislation

IR35 Compliance

Strategies for avoiding penalties

Expenses

Rules for allowable claims under IR35

Foreign Companies

UK contractors with overseas clients

Overseas Contractors

How IR35 applies to non-UK based workers

Limited Companies

Using personal service companies

Sole Traders

IR35 for the non-incorporated

What Is An Umbrella Company?

Intermediaries for employment services

Choosing an Umbrella Company

Key factors in evaluating reliability and cost

Tax and Pay

Risks of non-compliant umbrella companies

Tax Avoidance

Deductions and take-home pay

Fees (Margin)

Costs deducted by umbrella companies

National Insurance

Employer and employee deductions

Holiday Pay

Accrued entitlement or advanced payment

Expenses

Reimbursement policies and HMRC guidance

Pensions

Automatic enrollment or self-invested

Maternity Pay

Eligibility and process for Statutory Maternity

Sick Pay

Statutory Sick Pay while working inside IR35

What Is A Limited Company?

Distinct entities offering liability protection

Limited Company vs Sole Trader

Structure, responsibilities and benefits

Incorporation

Steps to register your limited company

Taxes

Learning tax liabilities for limited enterprises

Filing Responsibilities

Annual filings and tax returns

Bookkeeping

Maintaining accurate financial records

Insurance

Cover required by limited company owners

Expenses

Allowable costs that reduce taxable profit

Buying a Car or Van

Implications for company-owned vehicles

Capital Allowances

Tax relief on equipment and asset purchases

Benefits In Kind

Perks provided to directors and employees

Pensions

Contributions through your limited company

Employing A Spouse

Considerations for hiring family members

Managing Excess Money

Investment strategies for surplus funds

Dormant Companies

Responsibilities for dormant companies

Closing Your Company

Dissolution or voluntary strike-off

Withdrawing Money

Efficient split of salary and dividends

Business Asset Disposal Relief

Tax benefits on selling company shares

How To Become A Contractor

Steps to transition into contracting

Inside IR35 Checklist

Key considerations for operating inside IR35

Outside IR35 Checklist

Ensuring independent contractor status

Self-Assessment Tax Returns

Filing tax returns to remain HMRC compliant

Mortgages

Securing a home loan as a contractor

Pensions

Planning for retirement as a contractor

Working Multiple Contracts

Managing the complexities of multiple roles

What is the £100k Abatement?

Personal allowance reduction over £100k

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IR35
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First Time Contractors
View All

IR35

Umbrella Companies

Limited Companies

First Time Contractors

What Is IR35?

Understanding the off-payroll legislation
InsideIR35

Contractors taxed as employees via PAYE
Outside IR35

Contractors operating via a limited company
The Cost of IR35

Financial implications for contractors
IR35 Assessments

Determining employment status
IR35 Rules

The 'disguised employment' legislation

IR35 Compliance

Strategies for avoiding penalties
Expenses

Rules for allowable claims under IR35
Foreign Companies

UK contractors with overseas clients
Overseas Contractors

How IR35 applies to non-UK based workers
Limited Companies

Using personal service companies
Sole Traders

IR35 for the non-incorporated

What Is An Umbrella Company?

Intermediaries for employment services
Choosing an Umbrella Company

Key factors in evaluating reliability and cost
Tax and Pay

Risks of non-compliant umbrella companies
Tax Avoidance

Deductions and take-home pay
Fees (Margin)

Costs deducted by umbrella companies
National Insurance

Employer and employee deductions

Holiday Pay

Accrued entitlement or advanced payment
Expenses

Reimbursement policies and HMRC guidance
Pensions

Automatic enrollment or self-invested
Maternity Pay

Eligibility and process for Statutory Maternity
Sick Pay

Statutory Sick Pay while working inside IR35

What Is A Limited Company?

Distinct entities offering liability protection
Limited Company vs Sole Trader

Structure, responsibilities and benefits
Incorporation

Steps to register your limited company
Taxes

Learning tax liabilities for limited enterprises
Filing Responsibilities

Annual filings and tax returns
Bookkeeping

Maintaining accurate financial records
Insurance

Cover required by limited company owners
Expenses

Allowable costs that reduce taxable profit
Buying a Car or Van

Implications for company-owned vehicles

Capital Allowances

Tax relief on equipment and asset purchases
Benefits In Kind

Perks provided to directors and employees
Pensions

Contributions through your limited company
Employing A Spouse

Considerations for hiring family members
Managing Excess Money

Investment strategies for surplus funds
Dormant Companies

Responsibilities for dormant companies
Closing Your Company

Dissolution or voluntary strike-off
Withdrawing Money

Efficient split of salary and dividends
Business Asset Disposal Relief

Tax benefits on selling company shares

How To Become A Contractor

Steps to transition into contracting
Inside IR35 Checklist

Key considerations for operating inside IR35
Outside IR35 Checklist

Ensuring independent contractor status
Self-Assessment Tax Returns

Filing tax returns to remain HMRC compliant

Mortgages

Securing a home loan as a contractor
Pensions

Planning for retirement as a contractor
Working Multiple Contracts

Managing the complexities of multiple roles
What is the £100k Abatement?

Personal allowance reduction over £100k

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Process Engineer Contract Jobs In London

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Asset Process Engineer (Oil & Gas)

Posted Today by PRO PMs

Advertisement Input/Output Mobile Devices Process Optimisation Scheduling Stakeholder Management Swift (Programming Language) More

£700 Per day

Outside

Hybrid

London Area, United Kingdom

48.56 MI

Senior Clean Water Process Engineer

Posted 5 days ago by ARM

Advertisement Management Process Design Technical Documentation More

£60 Per hour

Undetermined

Undetermined

West End, London

0.39 MI

Senior Clean Water Process Engineer

Posted 5 days ago by Advanced Resource Managers

Process Design Technical Documentation More

Negotiable

Undetermined

Undetermined

South East, England, United Kingdom

3.78 MI

Process Engineering Industrial Placement - 2026-27 - London

Posted 2 weeks ago by Genesis

Business Development Dynamic Simulation Software Design Support Engineering More

Negotiable

Undetermined

Undetermined

London, England, United Kingdom

Process Engineering Summer Placement - 2026 - London

Posted 2 weeks ago by Genesis

Business Development Dynamic Simulation Software Design More

Negotiable

Undetermined

Undetermined

London, England, United Kingdom

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