About ENSEK

ENSEK builds the cloud‑native SaaS software that’s transforming how energy retailers operate, innovate and manage at scale.

We help retailers lower operating costs, improve billing accuracy for consumers, and enhance customer experience through automation and AI‑driven insight, all underpinned by modern, cloud‑native architecture.

ENSEK is at an exciting inflection point as we scale at pace towards new international horizons. If you’re driven by solving complex, real‑world problems and want to build modern technology that accelerates the global energy transition, you’ll feel right at home with us.

About the role

The Senior Product Manager for Business (B2B) owns the end-to-end experience for non-domestic customers, from SME businesses through to large Industrial & Commercial (I&C) organisations.

You'll lead the strategy and roadmap for how business customers are onboarded, managed, billed, and retained, ensuring complex requirements such as broker channels, multi-site accounts, commercial contracts, and settlement processes work seamlessly together.

This is a highly collaborative role, working across multiple product teams to deliver a coherent B2B customer journey while helping define how AI transforms commercial energy operations.

Key responsibilities:

Own the strategy, vision, and roadmap for ENSEK's B2B account management capability.
Deliver a seamless commercial customer journey across onboarding, servicing, billing, and retention.
Partner with Product Catalogue & Quoting, Contracting, Billing, Payments, and Metering teams to ensure B2B requirements are built into the platform from the outset.
Champion AI-driven innovation to reduce cost to serve, improve efficiency, and enhance customer outcomes.

Key outcomes:

A scalable B2B platform supporting customers from SMEs to large multi-site I&C organisations.
Successful delivery of major B2B customer migrations onto Ignition.
Improved customer satisfaction, agent experience, and operational efficiency.
Expansion of B2B capability to support ENSEK's international growth ambitions.

Experience required:

Significant Product Management experience within B2B, commercial, or complex account management environments.
Strong understanding of commercial customer journeys, including multi-site accounts, brokers/intermediaries, pricing, billing, and contract management.
Proven ability to influence stakeholders and collaborate across multiple product teams.
Experience using data and AI to drive product strategy, decision-making, and customer value.

Company Benefits

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

Senior Product Manager - Business to Business