Martech Transformation Lead

Harnham - Data & Analytics Recruitment; City Of London; Hybrid; GBP 166,000 - 221,000; Full time

Job summary

Harnham is hiring for a senior technology leadership role in London, shaping architecture, platforms and data foundations for an AI-driven operating model. This hybrid contract focuses on aligning technology, data and business stakeholders to enable scalable innovation.

The role requires leading enterprise architecture, integrating complex systems and governing delivery in a regulated environment, with a strong emphasis on data, AI and platform modernization.

Qualifications

• Experience leading complex technology transformation programmes.
• Deep understanding of enterprise architecture, integration patterns, data architecture and platform ecosystems.
• Strong knowledge of AI and agentic technologies and data capabilities.
• Ability to define target state architectures and translate strategic objectives into delivery roadmaps.

Responsibilities

• Define and govern the target technology architecture supporting an AI-enabled operating model.
• Develop platform integration strategies and pragmatic implementation roadmaps across enterprise systems.
• Assess technology and data readiness, identifying gaps, dependencies and key architectural risks.
• Coordinate technology, data and platform stakeholders to align delivery across multiple functions.
• Provide architectural assurance and challenge technology decisions to ensure scalable outcomes.
• Oversee platform ownership, supplier engagement and governance frameworks within a regulated environment.

Skills

Enterprise architecture

Platform modernization

Stakeholder management

AI & data platforms

Governance & security

Supplier management

Job description

London Inside IR35

Hybrid - Minimum 2 days on site

Contract Length 3 - 6 months

This is a high impact transformation assignment for a senior technology leader who can shape the architecture, platforms and data foundations required to enable an AI-driven operating model. You will play a pivotal role in aligning technology, data and business stakeholders while ensuring complex enterprise platforms are ready to support future innovation at scale.

The Company

They are a large, complex organisation undertaking a significant technology and operating model transformation. With a strong focus on data, AI and platform modernisation, they are investing in the capabilities required to deliver more intelligent, connected and scalable customer experiences. This programme sits at the intersection of technology, data and business transformation, making it a highly visible and strategically important initiative.

The Role and Deliverables

• Define and govern the target technology architecture supporting an AI-enabled operating model.
• Develop platform integration strategies and pragmatic implementation roadmaps across enterprise systems.
• Assess technology and data readiness, identifying gaps, dependencies and key architectural risks.
• Coordinate technology, data and platform stakeholders to align delivery across multiple functions.
• Provide architectural assurance and challenge technology decisions to ensure scalable, sustainable outcomes.
• Oversee platform ownership, supplier engagement and governance frameworks within a regulated environment.

Your Skills & Experience

• Strong experience leading complex technology transformation, enterprise architecture or platform modernisation programmes.
• Deep understanding of enterprise architecture, integration patterns, APIs, data architecture and platform ecosystems.
• Strong knowledge of AI and agentic technologies, including the infrastructure, orchestration, governance and data capabilities needed to scale them effectively.
• Proven ability to define target state architectures and translate strategic objectives into practical delivery roadmaps.
• Experience navigating large enterprise technology landscapes and influencing senior technology and business stakeholders.
• Strong understanding of technology governance, security, risk management and architectural assurance.
• Experience managing technology dependencies, supplier relationships and platform ownership responsibilities.
• Exposure to marketing technology ecosystems such as Adobe, Pega, Workfront, Microsoft and related data or AI platforms is highly desirable.
• Ability to engage confidently with senior technology leaders and business executives, balancing technical and commercial considerations.