E.ON UK
Senior Software Engineer
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Salary - £60,875 - £81,543 plus excellent employee benefits
Location- Solihull (Hybrid working)
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Join E.ON’s I&C Pillar
A dynamic £5 billion business serving 60,000 customers and managing 300,000 meter points, with a bold ambition to become the UK’s leading B2B energy supplier. Within our Digital Technology & Change organisation, you’ll be part of an integrated team delivering cutting-edge Change & IT services to power this growth.
We’re seeking a Senior Software Engineer
To lead the design, build, and optimisation of innovative digital solutions within the nBS Digital Solutions team. This role offers the opportunity to apply your expert knowledge across solution design, development, testing, deployment, and ongoing support of our digital portfolio.
Bring your creativity, deep technical expertise, and passion for innovation to help shape the future of E.ON’s digital transformation and exceed expectations in delivering industry-leading solutions.
Key Responsibilities:
- Develop new digital solutions to meet nBS product backlog requirements and drive project benefits as a lead application developer.
- Provide high-quality support and maintenance, ensuring solution performance, stability, and timely resolution of defects or changes within SLAs.
- Support end-to-end delivery of change projects using expert knowledge.
- Collaborate with third-party developers and E.ON Digital Technologies to optimise nBS solution delivery.
- Manage and maintain environments, including hosting, integration, access, and security.
- Continuously self-learn and develop skills in solution platforms and techniques.
- Advocate for innovation and challenge traditional approaches.
- Drive value by analysing customer and user behaviour through detailed usage analytics.
- Communicate complex system issues clearly to colleagues and management.
- Quickly develop technical expertise on nBS Digital Solutions to assess changes and opportunities.
- Ensure all developments comply with DD&C governance.
- Mentor the developer team, offering technical support and managing escalations professionally.
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What we need from you
- Proven experience building successful, low-maintenance enterprise applications and digital solutions.
- Strong software design and programming skills (Javascript, HTML, XML, SQL, Apex, SOAP, C#, VB.net) and experience with Microsoft.NET and Visual Studio.
- Experience in using AI tools such as Claude code to fast prototype solutions and mentor other developers in such technologies.
- Forward-thinking and agile, able to manage multiple projects with flexible prioritisation, anticipating future changes to ensure scalability and opportunity.
- Proficient in data analysis, process optimisation, and working within change governance and project delivery methodologies (Waterfall & Agile).
- Excellent communicator, able to translate technical information to non-technical colleagues and bridge gaps between development teams and stakeholders.
- Sets and maintains high standards in bespoke and digital application development, with strong planning, organisation, self-reliance, and attention to detail.
- Committed to coaching and guiding teams to ensure consistency across the development lifecycle.
- Curious, solution-oriented, and driven to deliver “best in class” services while building innovative, opportunity-rich stakeholder relationships.
- Embraces a culture of trust and empowerment, making autonomous or collaborative decisions to advance design, delivery, and assurance activities.
- Demonstrates empathy towards colleagues' concerns about automation and digitisation and delivers agile solutions aligned with stakeholder expectations, milestones, and quality standards to achieve the nBS digital strategy.
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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.
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