Senior Solution Architect

Salary - £72,277 - £86,060 plus excellent employee benefits

Location - Solihull, Hybrid. 12-month Fixed Term Contract

npower Business Solutions (nBS) is the E.ON UK Industrial and Commercial (I&C) pillar and a market leader in B2B energy retail. I&C is a £6 billion revenue business serving c60,000 customers and around 300,000 meter points, aiming to become the number one B2B energy supplier in the UK.

Digital Technology & Change (DT&C) drives the nBS strategy through innovative technology and digital experiences. Working across nBS, E.ON UK and Group Digital Technology, we deliver digital transformation and IT services for the E.ON I&C business.

The Senior Solution Architect, reporting to the Digital Data & Technology Manager, maintains the integrity of the I&C technology landscape and alignment with business strategy and E.ON UK architectural guidelines. As architectural authority for I&C, the role provides strategic direction, governance and assurance, ensuring technology solutions are efficient and sustainable while supporting Total Cost of Ownership reduction across the I&C estate.

• Take responsibility for the I&C functional landscape and solution design, including functional integration points.

• Own IT solution design for the I&C business, driving the I&C solution roadmap.

• Lead IT architectural governance across I&C, aligning architectural decisions with business strategy and technology standards.

• Translate business requirements into IT system, application and process designs, covering functional and non-functional requirements.

• Collaborate with I&C business teams and Change Management to ensure the right IT solutions are designed, delivered and deployed.

• Provide architectural direction and guidance to implementation teams and third-party suppliers throughout solution design.

• Act as the key intermediary across delivery teams and architecture functions to ensure alignment with the IT roadmap.

• Provide independent architectural advice and expertise on regulatory and business-critical IT projects and programmes.

• Act as the centre of expertise for solution architecture, keeping up to date with emerging technologies and sharing knowledge with business and stakeholders.

• Identify and drive continual improvements to the I&C IT architecture and systems landscape.

• Work with E.ON UK & Group Digital Technology Architecture teams to develop and maintain I&C architectural delivery roadmaps.

• Maintain a comprehensive I&C systems landscape view, ensuring a sustainable development roadmap.

• Align with E.ON Group architecture to maximise synergies through shared services.

• Contribute to architectural governance activities across I&C.

• Manage risks associated with architectural decision-making, ensuring risk management standards, policies and governance are applied.

• Partner with the DT&C Leadership Team to support Total Cost of Ownership reduction across I&C technology landscape.

• Maintain architectural assets and documentation within the architecture tool (currently LeanIX), ensuring asset information is managed through established processes.

Essential:

• Significant experience providing architectural governance in a predominantly outsourced environment, including assuring third-party solution proposals.

• Demonstrable experience leading and maintaining architectural integrity across complex IT environments.

• Strong understanding of enterprise architecture guidelines, modelling techniques and key technologies.

• Proven experience leading IT architecture across complex, multi-application and multi-project landscapes.

• Ability to translate business requirements into effective IT solution options, balancing functional, technical and financial considerations.

• Strong analytical and problem-solving skills, applying architecture policies, governance and continuous improvement.

• Sound understanding of IT service integration, business services, project lifecycles and delivery methodologies.

• Proven ability to build trusted relationships, influence senior business and IT stakeholders.

• Excellent communication, planning and organisational skills, managing multiple priorities and sensitive situations.

• Customer-focused, detail-oriented and able to make pragmatic decisions by balancing risk and reward.

Desirable:

• Knowledge of the UK Energy industry and its impact on enterprise architecture.

• Experience with recognised architecture frameworks such as TOGAF, Zachman, FEA or similar.

• Knowledge of ITIL and/or SIAM processes and architectural integration.

• Experience using enterprise architecture tools such as LeanIX.

• Relevant architecture certifications (e.g. TOGAF, CITA, Microsoft or equivalent).

Here’s what you need to know

• Award-Winning Workplace - We’re proud to be named a Sunday Times Best Place to Work 2026 and the Best Place to Work for 16–34-year-olds.
• Outstanding Benefits - Enjoy 26 days of annual leave plus bank holidays, a generous pension, life cover, bonus opportunities, and access to 20 flexible benefits with tax/NI savings.
• Flexible & Family-Friendly - Our industry-leading hybrid and family-friendly policies earned us double recognition at the Personnel Today Awards 2024. We’re open to discussing how flexibility can work for you.
• Inclusive & Diverse - We’re the only energy company in the Inclusive Top 50 UK Employers. We’re also proud winners of Best Employer for Women and Human Company of the Year—recognising our inclusive, people-first culture.
• Support at Every Stage of Life - We’re Fertility Friendly and Menopause Friendly accredited, with inclusive support for everyone.
• Accessible & Supportive - Do you consider yourself as having a disability? As a Disability Confident Employer, we ensure that disabled applicants who meet the minimum criteria move forward to the next stage of our recruitment process, and will make any adjustments needed during the process.
• Invested in Your Growth - From inclusive talent networks to top-tier development programmes, we’ll support your growth every step of the way.