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About Our Outside IR35 SC Cleared Contract Roles
What does a sc cleared contractor do?
SC (Security Check) cleared contractors hold the UK government's Security Check clearance, which is required for roles involving access to SECRET level information and for a significant proportion of contract roles across central government departments, GCHQ, the Ministry of Defence, the Home Office, the Cabinet Office, and their associated agencies and programmes. SC clearance is distinct from BPSS, which is the baseline personnel security standard, and from DV (Developed Vetting), which is required for the most sensitive intelligence and security roles. For contractors working in technology, project management, engineering, finance, and other professional roles across the security-conscious areas of central government, SC clearance is effectively a commercial prerequisite rather than an optional advantage.
Obtaining SC clearance requires a successful background check that covers financial history, employment history, criminal record, and character references, alongside the sponsor's assessment of the individual's suitability for access to classified material. The clearance is sponsored by the employing organisation or the client department, and cannot be self-initiated by the contractor. For contractors who already hold current SC clearance from a previous government engagement, their cleared status makes them immediately deployable onto roles that require it, which is a significant commercial advantage given that new clearance applications can take several months to process. Maintaining SC clearance requires renewal every five years and adherence to the personnel security obligations that come with handling classified material, including the requirement to report personal circumstances changes that might affect suitability.
SC-cleared contractors are eligible for a wide range of roles across defence, intelligence, central government technology programmes, law enforcement technology, and critical national infrastructure projects where access to sensitive government systems and information is required.
What is the market like for sc cleared contractors?
The SC Cleared contract market is a distinct and commercially advantageous segment of the broader government and defence contractor market. The combination of clearance and relevant technical or professional skills creates a premium that consistently places SC-cleared contractors above equivalent uncleared contractors in both the rate achievable and the breadth of available opportunities. Demand for SC-cleared technology contractors, particularly in software engineering, cloud infrastructure, cybersecurity, and data engineering, is consistently very strong across MoD, GCHQ, Cabinet Office, and Home Office programmes. The processing time for new clearance applications creates a structural scarcity of immediately deployable cleared contractors that maintains the rate premium. Contractors who maintain current SC clearance and keep their technical skills current occupy one of the strongest positions in the UK technology contracting market.
What does Outside 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 outside IR35, the engagement is treated as a business-to-business arrangement. The contractor operates through their own limited company, invoices for services, and manages their own tax affairs including corporation tax, self-assessment, and VAT where applicable.
Outside IR35 engagements are assessed against three key factors: the degree of control the client exercises over how the work is delivered, whether the contractor has a genuine right to provide a substitute, and whether there is a mutuality of obligation between the parties. Contracts that demonstrate contractor autonomy, project-based delivery, and the absence of ongoing employment obligations are more likely to sit outside IR35. Since April 2021, responsibility for making this determination sits with the end client for medium and large private sector organisations.
On QualityContracts.co.uk, approximately 28% of roles with a stated IR35 status are classified as outside IR35. The proportion varies by sector and role type, with some disciplines seeing a significantly higher or lower share of outside IR35 opportunities. Each listing on this page displays its IR35 status where provided by the hiring organisation.
What sc cleared roles are usually Outside IR35?
SC Cleared contracts sit at around 20% outside IR35 among those with a stated status. The security clearance requirement is sector-driven rather than IR35-driven: whether the work sits inside or outside IR35 depends on the nature of the engagement, not the clearance level. Where outside IR35 does exist, it tends to be in specialist advisory, consultancy, or technical roles within defence and intelligence that can be structured as defined deliverables. The clearance premium applies regardless of IR35 status.
How much do sc cleared contractors usually earn when working Outside IR35?
Contract rates for sc cleared roles typically range from £450 to £800 per day, depending on the scope of the role, required expertise, and the delivery expectations of the engagement. Rates shown are for outside IR35 engagements and reflect the gross day rate paid to the contractor's limited company before any personal tax obligations.
How many Outside IR35 sc cleared vacancies are there on Quality Contracts?
Over the past twelve months, we have tracked over 500 sc cleared contract roles across the site. Of the roles currently listed on our site, around one in four are Outside IR35. Data reviewed up to August 2026.