Information Security Officer
SmartestEnergy
Company Overview
SmartestEnergy Limited, a wholly owned subsidiary of Marubeni Corporation
London, United Kingdom
2000
Approximately 400 employees (source: zoominfo.com). Revenue estimated at $99.5 million in 2023 (source: zoominfo.com).
What They Do
SmartestEnergy specializes in renewable electricity wholesale, retail, trading, and production, focusing on flexibility-backed models and independent renewable generation aggregation. The company offers a range of products and services, including 100% renewable supply contracts tailored for large commercial and industrial businesses, as well as small and medium enterprises (SMEs) through its SmartestEnergy Business division. Their target markets include B2B clients in the UK, US, and Australia, with a strong emphasis on helping firms transition to net zero. SmartestEnergy differentiates itself through its asset-light approach, leveraging Marubeni Corporation's financial stability and expertise in renewable procurement risks and opportunities (source: smartestenergy.com).
Projects & Track Record
While specific project details such as named developments or capacities are not extensively documented, SmartestEnergy has established itself as a leading independent renewable purchaser in the UK. The company has received accolades such as the UK Energy Supplier of the Year awards in 2012 and 2018, and it was the first to launch a certified 100% renewable product for commercial and industrial clients in 2015. Their ongoing efforts focus on expanding their market presence and enhancing their origination capabilities, particularly in the US and Australian markets (source: smartestenergy.com).
Recent Developments
In 2023, SmartestEnergy launched a new brand identity and extended its renewable product accreditation to UK SMEs, marking a significant step in its growth strategy. The company also expanded into the New England ISO market and achieved the top ranking in customer satisfaction for small suppliers according to a DNV survey. Additionally, the workforce grew by 24% with the addition of 21 new employees, particularly in origination roles, reflecting the company's commitment to enhancing its capabilities in the renewable energy sector (source: smartestenergy.com).
Working There
SmartestEnergy offers a dynamic work environment with roles spanning trading, origination, commercial, sales, and operations. The company has multiple office locations across the UK, including its headquarters in Canary Wharf, London, and additional offices in Ipswich, Worthing, Manchester, and Glasgow. The culture emphasizes collaboration and transparency, supported by Marubeni's backing, which provides long-term stability. Employees benefit from networking opportunities and initiatives such as the Women Utilities Network, although specific benefits are not detailed in available sources (source: smartestenergy.com).
Last updated on Feb 23, 2026 | Report an issue
Join us in a pivotal role at the heart of our global Information Security function, where you will shape and strengthen the organisation's ISO 27001:2022 Information Security Management System across an global business landscape. As a Subject Matter Expert, you will drive governance, risk management, compliance, and security best practice while influencing strategic initiatives that enhance business resilience and support secure growth. Working closely with stakeholders across Technology, Risk, HR, Compliance, and Operations, you will play a key role in embedding a strong security culture and ensuring alignment with Smart Energy, Retail Energy, and Marubeni security requirements.
This is an exciting opportunity for an experienced Information Security professional who thrives in a collaborative, fast-paced environment. You will lead policy development, internal audits, risk assessments, incident readiness, and supplier assurance activities, while supporting major business initiatives including global expansion and transformation projects.
What skills/experience do I need to be successful?
- A strong background in information security assessing, advising, and auditing the deployment of security control solutions to match global security standards;
- Holding related InfoSec certifications (ISO 27001:2022 Lead Auditor / Practitioner, CISM, CISSP, CRISC etc);
- Good understanding of the Data Protection Act and implementation of EU GDPR;
- Understanding of the principles of ISO 27005 risk assessments and risk treatment, including operational risk as well as compliance monitoring and reporting;
- Relevant Information Security Control Frameworks such as ISO 27k and CIS.
What sets us apart?
- Global Impact: With offices in the UK, US, and Australia, and plans for further expansion, you'll be part of a dynamic, globally-minded team, with opportunities to explore new markets and make a difference on a global scale.
- Flexible Working: Embrace the freedom to work from anywhere in the world for up to 30 days a year. We prioritize work-life balance, recognizing that your well-being matters. Find out more here.
- Commitment to Diversity and Inclusion: We celebrate our diverse culture and value individuals irrespective of background, disability, religion, gender identity, sexuality, or ethnicity. Join a team where diversity is not just welcomed but celebrated as a key driver of growth and innovation.
What happens next?
Once we receive your application, it will be reviewed by a human - no bots here! The average process typically takes around 2-3 weeks, with 2 stages of video interviews using Teams. However, this can vary depending on the role. We may invite you for a face-to-face meeting or require only 1 video interview. If you have any questions or need support, our Recruitment Team is here to assist you.
Ready to join us on our journey to digitise, decarbonise, and localize the future of energy? Apply now.
We're committed to making the application process easy and comfortable. Let us know how we can help you with any reasonable adjustments that can be tailored to your needs. At the bottom of each of our adverts you can find one of our recruitment teams' contact details. Please reach out so we can discuss with you further.
Apply now
Job expired?Please let SmartestEnergy know you found this job on Rejobs. This will help us grow and get more people to work on renewable energy!
Apply now
Job expired?Please let SmartestEnergy know you found this job on Rejobs. This will help us grow and get more people to work on renewable energy!
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About the role
June 2, 2026
Full time
Company
- Ipswich, United Kingdom
Experienced
UTC+00:00