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🥝 Senior Cyber Security Engineer

ENSEK | nottingham, United-Kingdom | Posted May 21, 2026

Job Description

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 protect resilient, cloud‑native platforms that accelerate the global energy transition, you’ll feel right at home with us.

About The Role

As a Senior Cyber Security Engineer you will embed security into the DNA of our B2B SaaS platform. You’ll partner with Engineering, SRE, Risk and Product to build security into every part of our product lifecycle, enabling high‑velocity delivery without ever compromising trust or resilience.

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