How interim talent is delivering transformation for UK businesses in 2026

In the UK, every C-suite, every leadership role, and every individual leader now carry a transformation mandate. But with the word overused and stretching thin, what does transformation really mean in 2026? The context shaped by AI adoption advancing from pilots to production; rising regulator and listed-company scrutiny; tighter capital and persistent cost pressure—all driving a need for rapid, multi-level shifts in core business operations.

Across industries, companies are simultaneously engaged in multiple transformations and transactions, reworking systems, operations, teams, and portfolios under the dual stressors of lean internal capacity and the demand for quick execution. Organizations are being challenged to find the expertise that can enact ‘break the glass’ transformations.

Heidrick & Struggles’ 2026 High-End Independent Talent Report highlights the role played by external talent in meeting this need, with interim leaders and experts increasingly being utilized to achieve critical outcomes. By layering internal teams with independent specialists, organizations are able to execute transformations in high-risk, time-scarce environments. 

How transformation is manifesting in 2026

With organizational transformation in the UK spanning technology and data, operating models and governance, portfolio and capital, and people and culture, the defining feature of 2026 is that these dimensions are all shifting together rather than sequentially. Every transformation is now multi-dimensional and time-boxed.

While no two transformation agendas look alike, they are all woven from the same threads, displaying repeating motifs. We see four key patterns emerging.

• The delivery model is changing. The most consistent pattern is not what UK companies are transforming, but how and with whom. Team layering sees internal leadership owning outcomes, consultancy firms shaping thinking, and interim leaders and experts executing strategy. This could take the shape of building the PMO, leading the operating-model redesign, standing up a function, or running the finance transformation, among many other use cases.

The skill mix UK firms select offers a read on how they are deploying high-end independent talent to run the business with greater discipline and build what comes next. The most requested skills span finance, FP&A, project management, and PMO leadership, alongside strategy, technology, and transformation capabilities

• Concurrent transformations are making governance a scarce asset. Organizations are running multiple transformations, comprising hundreds of individual activities, with transformation offices being founded from scratch, PMOs rebuilt, and steering cadences redesigned. In these complex scenarios, the governance infrastructure and leadership needed to hold it all together is in short supply. 

• Regulation and portfolio moves are raising the bar on rigor. External forces are pushing transformation across all sectors. Pressures include regulatory change, listed-company expectations such as IPO readiness, and portfolio restructuring including carve-outs and bolt-on M&As. Transaction-related requests grew 54% YOY—and M&A-specific project demand increased 60%—reflecting continued need for flexible expertise in integrations, carve-outs, and other high-stakes deal activity.

Each factor raises the bar on financial controls, planning discipline, investor-grade reporting and operating-model clarity. Heidrick and Struggles’ 2026 independent talent research shows finance as the most requested interim leadership function by far—accounting for 51% of all interim leadership requests—underscoring the central role finance leaders play in periods of uncertainty and change. 

• Technology is the trigger, but people are deciding outcomes. Whether the headline transformation is a core platform build, an AI-native development lifecycle, a cloud-based calculation engine, or a CRM and data overhaul, the hard yards in tech transformation are being done in the people processes: change management, internal communications, and upskilling. 

AI is being inserted in operational models, but teams’ trust in new ways of working is lagging. This is the issue most likely to derail a transformation program, and the one internal teams are least equipped for, because it requires a challenging combination of pace, leadership neutrality, and pinpoint communication to win those hearts and minds. 

Incorporating interim talent

In this transformation environment, on-demand talent is a powerful resource for UK businesses. Interim leaders can drive non-partisan change from the top down. Not simply a stopgap solution, they are being deployed strategically to manage disruption, lead complex transformations, and address succession challenges. Nearly a quarter of all requests for interim leaders link directly to transformation initiatives, and demand for PMO and other transformative functions is up 37% year-over-year.

With technology driving transformation, interim digital, data, and IT leadership appointments are up 58% since 2023. These leaders increasingly arrive AI-enabled, with Heidrick & Struggles’ 2026 Talent Lens showing that 89% actively employ it across a variety of tasks, compressing the time between their arrival and impact. And requirements for AI literacy aren’t restricted to digital departments: 25% of requests across all business functions are related to digital, data and AI.

Alongside a digital focus, businesses are prioritizing growth and commercial execution, with a 33% increase YOY in requests for interim marketing and sales leaders. Human capital expertise is also in high demand, increasing 129% YOY, with organizational change requiring workforce planning and talent strategies.

Best practices in meeting a transformation mandate with interim talent

In partnering with clients across sectors to place interim leaders and experts, we’ve identified the following core principles:

• Layering: Build transformation teams around the layer each talent type solves best. A blended model should be the default: internal leaders own the mandate, strategy firms shape the plan, and on-demand independents drive execution. By combining interim leaders and experts with internal resources, organizations accelerate change and build lasting capability.

• Practicality: Define the practical reasons independents should be part of the transformation plan from day one: speed to impact, objectivity, niche skill fit, flexible capacity, or supporting AI-enabled execution. 

• Capability: Engagements should be shaped around outcomes not headcount, with an explicit end-state and external-to-internal handover built in. This requires that organizations scope for the target-state capability, not the transformation activity. 

About the author

M.E. Reidy (mreidy@heidrick.com) is a partner focused on interim solutions in the UK and Europe; she is based in the London office.