Senior Product Manager - Platform & Specs

Diesta; Greater London; Hybrid; GBP 90,000 - 110,000; Full time

Benefits offered by this job

Hybrid work model

London office

Team lunches

Annual leave

Job summary

Diesta Limited is seeking a Senior Product Manager to professionalise and scale our product function in London. You will unify input from leadership, engineering, implementation, design, and client-facing teams into clear, implementation-ready specifications and well-organised backlogs.

As a grower of product leadership, you will own edge-case discovery, scenario mapping, and cross-functional alignment, working with analytics, QA, and operations to deliver coherent product outcomes.

Qualifications

• Extensive B2B software product management experience.
• Ability to write clear, implementation-ready specs.
• Strong problem solving and analytical skills.
• Cross-functional influence and alignment across teams.

Responsibilities

• Own clear, structured product specifications for new features.
• Identify edge cases and risk scenarios for platforms and workflows.
• Synthesize inputs from leadership, engineering, design, implementation, and clients.
• Protect product coherence and prevent bespoke customer scoping.
• Maintain backlog processes across Notion, Jira, and drive-based systems.
• Collaborate with design to translate requirements into usable user journeys.

Skills

Product strategy

Specification writing

Edge-case thinking

Technical fluency

Cross-functional collaboration

AI-assisted work

Communication

Pragmatism

Ownership

Customer awareness

Job description

Diesta Limited is seeking a Senior Product Manager to professionalise and scale our product function in London. You will unify input from leadership, engineering, implementation, design, and client-facing teams into clear, implementation-ready specifications and well-organised backlogs.

As a grower of product leadership, you will own edge-case discovery, scenario mapping, and cross-functional alignment, working with analytics, QA, and operations to deliver coherent product outcomes.