Inside IR35 Demand Planner Contract Jobs
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Senior Construction Planner - £575 per day - 18 Month Contract
Posted 1 day ago by Involved Solutions
The RoleA leading Government organisation is seeking an experienced Senior Construction Planner to join a newly establis...
- Rate £575 per day
- Category Inside
- Work type Hybrid
- Location Milton Keynes, UK
Demand Manager - £526 per day Inside IR35 - Hybrid - Insurance
Posted 1 day ago by Huxley
Key ResponsibilitiesOwn and manage the Network demand pipeline, ensuring requirements from affiliates, operations, engin...
- Rate £526 per day
- Category Inside
- Work type Hybrid
- Location Location London, England, United Kingdom
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About Our Inside IR35 Demand Planner Contract Roles
What does a demand planner contractor do?
Organisations bring in Demand Planner contractors to forecast customer demand and ensure that supply chain planning decisions are aligned with anticipated sales volumes, seasonal patterns, and market trends. The work involves analysing historical sales data, building and maintaining statistical forecast models, collaborating with commercial and sales teams to incorporate market intelligence into forecasts, identifying forecast error and bias, and translating demand signals into production and procurement plans. Demand Planner contractors are brought in to cover vacancies, support the implementation of a new demand planning system, or provide additional forecasting capacity during periods of high commercial complexity such as new product launches, seasonal peaks, or supply disruptions.
The core competencies for Demand Planner contracting include combine quantitative analytical ability with a commercial understanding of the factors that drive demand variability. Proficiency in demand planning software is expected by most clients, with SAP IBP, Oracle Demantra, Kinaxis, and Blue Yonder being among the most commonly used platforms in UK organisations. Strong Excel skills for statistical modelling and scenario analysis are assumed across all Demand Planner roles, and experience with Python or R for more sophisticated forecasting approaches is increasingly valued. The ability to engage effectively with commercial stakeholders, communicate forecast assumptions and uncertainties clearly, and challenge demand inputs constructively is as important as technical modelling skill. APICS CPIM or IBF CPF certification is well regarded and signals a strong foundation in demand planning methodology.
What is the market like for demand planner contractors?
The Demand Planner contract market is a steady specialist market within the broader supply chain discipline, concentrated in retailers, FMCG manufacturers, pharmaceutical companies, and other organisations where managing demand variability has a material impact on cost and service levels. Demand has been supported by the supply chain disruptions of recent years, which have highlighted the commercial consequences of poor demand forecasting and prompted organisations to invest in improving their planning capabilities. The implementation of new demand planning platforms, particularly cloud-based solutions, continues to generate project-based contract demand alongside the steady market for operational cover roles.
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.
What demand planner roles are usually Inside IR35?
Demand planning contracts are predominantly inside IR35. The work requires you to produce forecasts within the client's planning system, attend weekly S&OP meetings, and adjust demand plans based on input from the client's commercial and supply chain teams. FMCG, retail, and pharmaceutical companies hire contract demand planners most frequently, typically to cover gaps in the planning team or support peak periods. Experience with specific planning tools such as SAP IBP, Kinaxis, or Blue Yonder carries significant weight.
How much do demand planner contractors usually earn when working Inside IR35?
Contract rates for demand planner roles typically range from £300 to £600 per day, depending on the scope of the role, required expertise, and the delivery expectations of the engagement. 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.
How many Inside IR35 demand planner vacancies are there on Quality Contracts?
Over the past twelve months, we have tracked over 150 demand planner contract roles across the site. Around one third of the roles currently listed on the site fall Inside IR35. Data reviewed up to June 2026.