Inside IR35 Contract Jobs in Cambridge
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Practice Tutor Assessor - Regional Training Team - East of England
Posted 1 week ago by THE HOME OFFICE
The Practice Tutor Assessor role within the NPS involves coordinating and delivering probation qualifications at a local...
- Rate £50,000 per year
- Category Inside
- Work type Hybrid
- Location Cambridge, Cambridgeshire
Trainee Mortgage Adviser
Posted 1 week ago by THE NEW HOMES GROUP LIMITED
The Trainee Mortgage Adviser role offers a structured pathway into a financial services career with comprehensive traini...
- Rate £50,000 per year
- Category Inside
- Work type Hybrid
- Location East Anglia; Peterborough; Norwich; Cambridge; Ipswich; Norfolk; Suffolk; Bury St. Edmunds; Cambridgeshire; Lowestoft; Great Yarmouth
Head of Software Engineering (EW)
Posted 2 weeks ago by Leonardo UK Ltd
The Head of Software Engineering for the Electronic Warfare line of business at Leonardo UK is responsible for leading a...
- Rate £117,058 per year
- Category Inside
- Work type Hybrid
- Location East Anglia; Peterborough; Norwich; Cambridge; Ipswich; Norfolk; Suffolk; Bury St. Edmunds; Cambridgeshire; Lowestoft; Great Yarmouth
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About Our Inside IR35 Contract Roles in Cambridge
What is the contracting market like in Cambridge?
Few UK cities match the specificity of Cambridge's contracting opportunities. The life sciences, biotechnology, and deep technology ecosystem that has grown around the university and its research parks sustains work in scientific computing, bioinformatics, embedded systems, regulatory affairs, and clinical data at a scale and depth concentrated almost nowhere else. Beyond life sciences, telecommunications, chip design, and enterprise software employers broaden the range of engineering and development work available. Employers in Cambridge seek deep domain expertise and pay accordingly: rates for specialist disciplines frequently match or exceed London, though the overall volume of opportunities is smaller and concentrated in a narrower set of sectors. Contractors without a relevant scientific or deep technical background will find the market less accessible than its reputation might suggest.
What does Inside IR35 mean?
IR35 is UK tax legislation that determines whether a contractor is genuinely self-employed or working in a manner that resembles employment. When a contract is classified as inside IR35, income tax and National Insurance are deducted at source, typically via an umbrella company or agency PAYE. Headline day rates on inside IR35 engagements are generally higher than equivalent outside IR35 roles to account for the tax and employment cost structure.
Inside IR35 determinations are made where the working arrangements are considered to resemble employment, based on factors including the level of client control, the absence of a genuine right of substitution, and the presence of mutuality of obligation. Since April 2021, the end client is responsible for making this determination for medium and large private sector organisations. Many employers in financial services, government, and professional services assess the majority of their contractor engagements as inside IR35.
On QualityContracts.co.uk, approximately 49% of roles with a stated IR35 status are classified as inside IR35, making it the most common arrangement across the contract market. The proportion varies by sector and role type. Each listing on this page displays its IR35 status where provided by the hiring organisation.
How much do contractors usually earn in Cambridge when working Inside IR35?
Contract rates in Cambridge for inside IR35 engagements vary by discipline and seniority. Inside IR35 rates are typically 15% to 30% higher than equivalent outside IR35 roles to account for tax and national insurance deducted at source by the fee-payer. Filter by your specialism above for a more specific range.
How many Inside IR35 vacancies in Cambridge are there on Quality Contracts?
Over the past twelve months, we have tracked over 35,000 contract roles across the site, with roughly one in three sitting Inside IR35. Data reviewed up to June 2026.