AI-Driven Functional Design Lead

London Stock Exchange; Nottingham; On-site; GBP 65,000 - 90,000; Full time

Job summary

London Stock Exchange is seeking a senior Business Analyst to lead end-to-end functional design across complex, integrated platforms. You will translate strategy into functional directions, define FRDs, and guide delivery with BAs, SBAs and engineering teams.

In this role you will arbitrate cross-component decisions, ensure coherence across the product, and mentor analysts while collaborating with Product, Architecture and Delivery teams to drive robust, scalable outcomes.

Qualifications

• Experience in AI-enabled product design or AI-assisted delivery would be advantageous.
• Defined high-level functional designs for complex or highly integrated products.
• Significant experience in business analysis, functional analysis, product analysis or a related field within complex software environments.
• Experience making or facilitating decisions across multiple components and delivery teams.
• Strong analytical and problem-solving skills, particularly where requirements are incomplete or ambiguous.
• Ability to translate product strategy into clear functional direction.
• Strong understanding of how software components interact end to end.
• Ability to influence senior stakeholders and challenge proposed solutions constructively.
• Experience working across Product, Engineering, Architecture and Business Analysis.
• Previous experience as Lead, Senior or Principal Business Analyst and mentoring analysts.
• Experience with enterprise-scale, platform or highly integrated software products.
• Familiarity with Agile delivery and AI-enabled product development.

Responsibilities

• Define and own high-level functional designs, FRDs and component scope.
• Translate product goals into functional behaviours, boundaries, workflows and component interactions.
• Maintain a coherent end-to-end functional view across the product area.
• Identify dependencies, constraints, assumptions and integration points.
• Provide the design basis from which BAs and SBAs develop detailed specifications, stories and acceptance criteria.
• Partner with Product Managers and Product Directors to shape capabilities and solutions.
• Challenge proposals where they create functional gaps, unnecessary complexity or adverse downstream impacts.
• Determine how product outcomes should be realised functionally.
• Assess cross-product impacts and contribute functional insight to prioritisation and roadmap decisions.
• Act as the senior point of authority for functional questions and arbitrate cross-component decisions.
• Convene collaborators as an ad hoc functional design authority and resolve ambiguity during development.

Skills

AI product design

Functional design

Stakeholder management

Cross-component decisions

Leadership

Tools

Jira

Confluence

Visio

Job description

London Stock Exchange is seeking a senior Business Analyst to lead end-to-end functional design across complex, integrated platforms. You will translate strategy into functional directions, define FRDs, and guide delivery with BAs, SBAs and engineering teams.

In this role you will arbitrate cross-component decisions, ensure coherence across the product, and mentor analysts while collaborating with Product, Architecture and Delivery teams to drive robust, scalable outcomes.