Senior Developer - Microsoft 365

Base Location: Reading or Havant

Salary: £61,620 - £72,592 + a range of benefits to support your finances, wellbeing and family.

Working Pattern: Permanent | Full Time | Flexible First options available

The Role

As a Senior Microsoft 365 Engineer, you’ll be a technical expert at the heart of our Digital Workplace, supporting 20,000 colleagues. Reporting into the Collaboration, Communication & Productivity Product Owner, you’ll ensure Microsoft 365 services are secure, well-governed, and delivering real value. A key focus will be Microsoft Copilot, where you’ll lead technical governance, adoption, and optimisation. This role is ideal for someone who thrives on solving complex challenges, influencing how AI and collaboration tools are used, and ensuring our platforms run smoothly every day.

You Will

• Act as a subject matter expert for Microsoft 365, including Co-pilot, staying current with features, updates, and best practices.
• Design and implement robust governance and security policies across Microsoft 365 services, including Co-pilot, Teams, Loop, Planner, and Outlook.
• Manage the evergreen roadmap for your product suite, assessing new features and planning controlled rollouts from proof of concept to enterprise deployment.
• Support adoption by providing technical expertise, feature insights, and real-world use cases for training and communities of practice.
• Provide expert technical support and guidance to IT teams and business units, troubleshooting complex issues and advising on platform capabilities.

You Have

• Proven hands-on experience as an engineer or administrator for Microsoft 365 platforms, including Teams and Copilot.
• Strong knowledge of Microsoft 365 governance and security, including access management, compliance, and GDPR.
• Experience managing evergreen features and updates at scale in a medium/large organisation, with the ability to assess and roll out new features to drive business value.
• Excellent problem-solving and communication skills, with the ability to translate technical detail into business value and explain it to non-technical audiences.
• A passion for technology and a commitment to continuous learning, particularly in AI and productivity tools.

About SSE

SSE has a bold ambition – to be a leading energy company in a net zero world. We're investing around £10 million a day in homegrown energy to help power a cleaner, more secure future. Our investment will see us build the world's largest offshore wind farm and transform the grid to deliver greener electricity to millions.

Our IT division powers growth across all SSE business areas by making sure we have the systems, software and security needed to take the lead in a low carbon world. They provide expertise, advice and day-to-day support in emerging technologies, data and analytics, cyber security and more.

Flexible benefits to fit your life

Enjoy discounts on private healthcare and gym memberships. Wellbeing benefits like a free online GP and 24/7 counselling service. Interest-free loans on tech and transport season tickets, or a new bike with our Cycle to Work scheme. As well as generous family entitlements such as maternity and adoption pay, and paternity leave.

Work with an equal opportunity employer

SSE will make any reasonable adjustments you need to ensure that your application and experience with us is positive. Please contact David.Brickell@sse.com / 01738 275 846 to discuss how we can support you.

We're dedicated to fostering an open and inclusive workplace where people from all backgrounds can thrive. We create equal opportunities for everyone to succeed and especially welcome applications from those who may not be well represented in our workforce or industry.

Ready to apply?

Start your online application using the Apply Now box on this page. We only accept applications made online. We'll be in touch after the closing date to let you know if we'll be taking your application further. If you're offered a role with SSE, you'll need to complete a criminality check and a credit check before you start work.

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