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ENSEK

Product Manager – API

ENSEK

Product Manager for API at ENSEK handling API strategy and delivery. Overseeing key outcomes and stakeholder relationships within a cloud-native SaaS environment.

Posted 5/13/2026full-timeRemote • 🇬🇧 United KingdomMid-LevelSeniorWebsite

About the role

Key responsibilities & impact
  • Own the strategy, vision and roadmap for both the API-as-a-product programme — engaging stakeholders across engineering, commercial, and customer teams to define, validate and iterate it continuously.
  • Define and drive a consistent framework for API definition and management across three tiers: internal domain APIs, cross-NSEC internal APIs, and external APIs for customers, brokers, and third parties.
  • Make evidence-based prioritisation decisions, estimating effort and value of roadmap items using AI-powered estimation tools, and communicating trade-offs transparently with stakeholders.
  • Define and track key product outcomes — implementing dashboards for real-time performance visibility and using data to drive continuous improvement.
  • Build long-term stakeholder relationships, implementing communications strategies and influencing effectively to drive alignment and outcomes.

Requirements

What you’ll need
  • Demonstrable experience owning and delivering a platform or infrastructure product end-to-end, ideally including API management or developer tooling.
  • Ability to make autonomous, data-informed product decisions and communicate them clearly to technical and non-technical audiences.
  • Experience managing complex stakeholder relationships, including senior commercial partners.
  • Ability to create and maintain a product roadmap tied to strategy and outcomes.
  • Experience working in energy, utility tech, SaaS, or platform-based product environments is advantageous.
  • Familiarity with API management tooling, experimentation platforms, and AI productivity tools is advantageous.

Benefits

Comp & perks
  • 25 days’ holiday + bank holidays
  • Option to buy or sell 5 extra annual leave days per year
  • Vitality Health Insurance, including private healthcare, virtual GP access, mental‑health support and wellbeing perks (50% off gym memberships -Virgin Active, Nuffield, PureGym)
  • Pension with 5% matched contribution
  • Regular team‑wide and company‑wide events
  • 2 volunteering days per year to give back
  • Remote‑first working environment with offices in London and Nottingham

ATS Keywords

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Hard Skills & Tools
API managementproduct roadmap developmentdata-informed decision makingperformance trackingstakeholder engagementevidence-based prioritizationcontinuous improvementproduct outcomes measurementdeveloper toolingplatform infrastructure
Soft Skills
communicationinfluencingrelationship buildingautonomystrategic thinkingcollaborationtransparencyalignmentnegotiationadaptability