Finance Systems Architect & AI-Driven Data Leader

Mistral; Greater London; On-site; GBP 120,000 - 180,000; Full time

Benefits offered by this job

Healthcare

Parental leave

Retirement plans

Relocation support

Wellness programs

Meal allowance

Transportation allowance

Job summary

Mistral is seeking a Head of Financial Systems to shape the future of the company’s Finance technology ecosystem. You will build a modern data-driven finance function linking finance, data, and business operations to drive performance and strategic decisions.

You will collaborate with the CFO and internal AI resources, defining gaps and a target architecture to support Mistral's growth. This role requires senior leadership in finance tech, data governance, and system integration.

Qualifications

• Engineering degree required or equivalent with strong data/finance systems background.
• Experience in building or modernizing finance tech stacks and data governance.
• Proven ability to lead cross-functional programs across finance, data, and IT.

Responsibilities

• Lead assessment of finance technology landscape, data flows, and pain points.
• Define and prioritize requirements for finance systems with stakeholders.
• Design target architecture for Finance tech, including integrations and data flows.
• Develop data governance including ownership and quality controls.
• Create a plan to clean up and rationalize finance datasets; drive execution.
• Provide a clear recommendation on future setup with costs and risks.
• Ensure migration-ready finance data with defined ownership.

Skills

Project management

Data architecture

GenAI skills

APIs/Workflows

BigQuery

DBT

Coding basics

Finance domain knowledge

Education

Engineering degree

Tools

SAP S4H

Kyriba

Lago

PayFlows

Job description

Mistral is seeking a Head of Financial Systems to shape the future of the company’s Finance technology ecosystem. You will build a modern data-driven finance function linking finance, data, and business operations to drive performance and strategic decisions.

You will collaborate with the CFO and internal AI resources, defining gaps and a target architecture to support Mistral's growth. This role requires senior leadership in finance tech, data governance, and system integration.