Location
London

Hours
Full Time

Salary
Competitive, commensurate with experience

About the Role
dunnhumby is the global leader in Customer Data Science, partnering with the world's most ambitious retailers and brands to put the customer at the heart of every decision. We combine deep insight, advanced technology, and close collaboration to help our clients grow, innovate, and deliver measurable value for their customers. With nearly 2,500 experts worldwide, we work with transformative brands such as Tesco, Coca-Cola, Nestlé, Unilever, and Metro.

We are seeking a hands-on Senior Engineer to modernise our digital workplace through automation, AI-enabled solutions, and scalable engineering practices. This role focuses on simplifying operations, improving user experience, and driving measurable value across Microsoft 365 and endpoint ecosystems.

Key Responsibilities
Microsoft 365 E5 Full-Stack Service
Own and continuously improve the Microsoft 365 E5 service stack across Exchange Online, SharePoint Online, Microsoft Teams, OneDrive, Entra ID, Intune, Defender, Purview, and Power Platform services. Act as a full-stack Microsoft 365 engineer, translating business requirements into secure, scalable, and supportable workplace technology solutions. Design, configure, and support identity, access, and governance controls across Entra ID, Conditional Access, MFA, privileged access, lifecycle management, and group-based access models. Manage endpoint and device services across Intune, Windows Autopilot, Windows 11, macOS, application deployment, configuration profiles, compliance policies, and device lifecycle standards. Support Microsoft Defender capabilities across endpoint security, vulnerability management, attack surface reduction, device compliance, and security operations integration. Drive Microsoft Purview and compliance capabilities, including information protection, retention, data loss prevention, sensitivity labels, eDiscovery readiness, and audit controls. Optimise collaboration and communication services across Teams, SharePoint, OneDrive, Exchange Online, Teams Rooms, and meeting room technology to improve employee experience. Develop automation, reporting, and operational controls using PowerShell, Microsoft Graph, Power Platform, Azure Automation, APIs, and Infrastructure as Code practices. Provide third-line engineering support, root cause analysis, service improvement, and technical leadership across the Microsoft 365 E5 workplace estate.

Copilot & AI Enablement Responsibilities
Drive Microsoft 365 Copilot adoption by working with business teams to identify use cases, improve productivity, and embed AI-enabled workflows. Build, manage, and improve Copilot Studio agents for business workflows, including API integrations and reusable automation patterns. Ensure AI solutions align with enterprise standards, security requirements, data grounding principles, responsible AI practices, and compliance expectations. Build Power BI dashboards and provide actionable insights across Copilot adoption, agent usage, AI token consumption, platform value, and cost controls. Grow the AI champions community, deliver monthly lunch-and-learn sessions, develop prompt frameworks, and support wider adoption of Copilot features.

What You Can Expect From Us
We offer a comprehensive rewards package typical of a leading technology company, combined with personal flexibility such as flexible working hours and your birthday off. You will benefit from investment in cutting-edge technology and a nimble, small-business feel that encourages experimentation and learning. We are committed to diversity and inclusion, with thriving networks supporting gender equality, LGBTQ+ pride, family, disability, and wellbeing. We strive to create an environment where everyone can perform at their best and shine throughout the recruitment process.

Our Approach to Flexible Working
At dunnhumby, we value and respect difference and are committed to building an inclusive culture that supports work/life balance. We encourage discussions about agile working opportunities during the hiring process to find the best fit for you.

Experience
- 7 to 8 years of strong experience across the Microsoft 365 ecosystem, including Exchange Online, SharePoint Online, Microsoft Teams, OneDrive, Entra ID, Intune, and core E5 services.
- Strong experience managing Windows 11, macOS, Kandji, Intune, Autopilot, application deployment, configuration policies, and device compliance.
- Pro-level scripting, automation, application packaging, and repeatable engineering practices to simplify manual processes and improve operational consistency.
- Strong experience with Microsoft 365 Copilot, Copilot Studio, AI solution design, deployment, monitoring, and business adoption.
- Experience working with DevOps environments, CI/CD pipelines, controlled release practices, and code-led configuration management.
- Good grounding in endpoint security, patching, vulnerability management, compliance controls, and Microsoft Purview capabilities.
- Strong communication skills with the ability to engage both technical and non-technical audiences and maintain a clear delivery mindset.

About You
Motivated and hands-on engineer passionate about modern workplace technologies and AI enablement. You thrive in a collaborative environment and are eager to drive innovation and operational excellence. You value diversity and inclusion and are committed to continuous learning and knowledge sharing.

Qualifications
Preferred certifications include:
- AZ-104: Azure Administrator Associate
- MD-102: Endpoint Administrator
- MS-102: Microsoft 365 Administrator
- SC-200 / SC-300: Security & Identity