Senior Cyber Security Engineer

🕒 July 30

🇬🇧 United Kingdom – Remote

⏰ Full Time

🟠 Senior

👮‍♂️ Cybersecurity / Security Engineer

🇬🇧 UK Skilled Worker Visa Sponsor

This company has sponsored UK Skilled Worker visas in the past.

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ENSEK

WebsiteLinkedInAll Job Openings

201 - 500 employees

Founded 2010

⚡ Energy

☁️ SaaS

💳 Fintech

💰 Non Equity Assistance on 2019-03

Energy • SaaS • Fintech

ENSEK is a cloud-native retail energy platform designed for both domestic and business customers. It provides a comprehensive suite of tools for various aspects of energy management including billing, onboarding, financial accounting, customer management, and market communications. ENSEK aims to streamline operations for energy suppliers, thereby enhancing their ability to navigate regulatory complexities and consumer demands, all while focusing on digital transformation and sustainability in the energy sector.

📋 Description

• Collaborate with engineering and platform teams to design secure solutions, perform threat modelling and review designs for cloud, container and service‑based architectures. • Define and enforce secure configurations, network segmentation, identity and access controls for public cloud (primarily AWS). • Implement secure coding practices, vulnerability management, secrets management and runtime protections for services and CI/CD pipelines. • Build and maintain monitoring, logging and alerting for security events; lead incident response and post‑incident reviews to drive remediation and lessons learned. • Support ENSEK’s 24/7 Incident Management processes to ensure security and stability for clients. • Automate security checks, policy enforcement and remediation using IaC, CI/CD integrations and custom tooling where appropriate. • Work with Risk, Legal and InfoSec to embed controls that support regulatory, privacy and contractual requirements across new territories.

🎯 Requirements

• 5+ years’ experience in cyber security within cloud‑native environments, DevOps or platform engineering contexts. • Strong cloud security knowledge: Practical experience securing AWS services, IAM, networking, KMS/secrets and managed services. • Container and orchestration security: Experience securing Kubernetes and related tooling (runtime protection, admission controllers, image scanning). • Detection and monitoring: Hands‑on with logging, metrics and tracing for security use cases. • Infrastructure as Code & automation: Proficient with Terraform/CloudFormation and CI/CD integration to enforce policy and automate remediations. • Security Tooling: Hands on experience with Secure Web Gateways, IDP, IDS, EDR, SAST, DAST, WAF technologies. • Scripting & development skills: Comfortable writing automation and tools in Python, Go, Bash or similar languages.

🏖️ 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 and mental‑health support • Pension with 5% matched contribution • Regular team‑wide and company‑wide events • 2 volunteering days per year • Remote‑first working environment (within the UK) with offices in London and Nottingham