Senior Domain Architect - Business to Business

Senior Domain Architect - B2B Brands

We’re a family of brands revolutionising how we power the planet. We’re energisers. One team of 21,000 colleagues is energising a greener, fairer future by creating an energy system that doesn’t rely on fossil fuels, whilst living our powerful commitment to igniting positive change in our communities. That’s why working here is #MoreThanACareer and we do energy differently – we do it all: make it, store it, move it, sell it, and mend it.

Centrica Technology is a core driver of how we deliver our strategy. You’ll join a team modernising our platforms, strengthening cyber and operational resilience, and advancing a product‑led way of working that brings engineers, data specialists and business experts together to deliver meaningful outcomes ’re scaling automation and AI from proof‑of‑concept into real, end‑to‑end change – improving customer journeys, reducing cost‑to‑serve, accelerating delivery, and building the digital foundations underpinning everything from energy trading and risk to field operations and critical infrastructure.

If you want to work on complex, high‑impact problems using modern engineering practices and help build reusable platforms that will shape how Centrica operates over the next decade, this is the place to do it.

UK‑based hybrid role, occasional travel to site.

The role of the Senior Domain Architect – B2B is to support the Retail business’s priorities and strategic technology alignment.

• Strategic Partnering & Domain Leadership – maintaining the primary strategic technology relationships with counterparts across Centrica Home.
• Cross‑Portfolio Roadmap Ownership –
• Architectural Decision Support & Trade‑Off Analysis –
• Governance, Risk & Compliance Leadership –
• Innovation, Automation & AI‑Enabled Architecture –
• Coaching & Architectural Uplift –

• Experience delivering solution and domain architectures across multiple projects or platforms.
• Strong understanding of business processes and their alignment with technology solutions.
• Excellent communication skills, able to engage technical and non‑technical audiences.
• Strategic thinking with the ability to plan and implement mid‑to‑long‑term technology roadmaps.
• Experience with architectural governance and compliance in a large organisation.
• Demonstrates the safe and responsible use of AI tools, with clear knowledge of when AI use is appropriate and strong awareness of accuracy, bias and compliance. Brings the ability to design and reuse prompt templates to support consistent, high‑quality workflow outputs, and is skilled in using AI to triage, classify and analyse information within Centrica policy guardrails.
• Strong ability to recognise higher‑risk scenarios and escalations to governance or security as needed, alongside proficiency in enterprise AI copilots, knowledge assistants and AI‑enhanced productivity tools.

• Generous market salary, growth opportunities and a vibrant work environment.
• 15% Employee Energy Allowance, surpassing the government’s price cap.
• Comprehensive pension plan for peace of mind.
• Fully‑funded company healthcare plan.
• 25‑day holiday allowance, plus public holidays, and the option to purchase up to 5 extra days.
• Flexible benefits, including tech treats, eco‑friendly car leases and travel insurance.

Thinking of applying? Do it! A better you paves the way for a better tomorrow. Over 3,000 colleagues moved internally last year. We champion diverse career paths because your journey is as important as ours. Bring your energy, and we’ll give you a platform to energise your career.

Help us better understand you and shape your journey throughout the recruitment process by sharing information that matters.