System Administrator - D365

Macmillan Cancer Support; Greater London; Hybrid; GBP 45,000 - 60,000; Full time

Job summary

Macmillan Cancer Support is seeking a System Administrator for Microsoft Dynamics 365 to manage environments, enhance customisations, and support user access and security. The role involves collaboration with Product Teams to ensure system performance and stability while identifying areas for improvement. Candidates should have proven experience with Dynamics 365, low-code/no-code platforms, and strong problem-solving and communication skills. This is a full-time hybrid position based in the UK.

Qualifications

• Proven experience as a Dynamics 365 System Administrator.
• Strong knowledge of configuration, security and performance optimisation.
• Experience with low-code/no-code platforms.

Responsibilities

• Administration and optimisation of Dynamics 365 environments.
• Manage user access, permissions and security.
• Provide training and guidance to colleagues.

Skills

Dynamics 365 configuration

Problem-solving skills

Strong communication skills

Stakeholder management

Working independently

Working collaboratively

Job description

System Administrator (Microsoft Dynamics 365)

Contract Type: Permanent

Full time (34.5 hours) – we are open to a conversation about how you work these hours.

Location: Hybrid – Split between home and a Macmillan office (London, Shipley or Glasgow).

About Macmillan

At Macmillan you'll find talented people working together to do whatever it takes to support people living with cancer. We’re going all out to find even better ways to help even more people who need our support. Our values are at the heart of who we are and everything we do, inspiring our thinking and guiding our actions.

About the Role

This role is responsible for the ongoing administration, optimisation and support of our Dynamics 365 environments. You will maintain and enhance system customisations, manage user access and security, oversee integrations and data quality, and support release and change management processes. Acting as the primary point of support, you will resolve issues, monitor system performance, and enable colleagues through training and guidance.

Working closely with Product Teams, you will ensure the platform remains stable, secure and aligned to organisational needs while identifying opportunities for continuous improvement.

Key Responsibilities

• Administration and optimisation of Dynamics 365 environments.
• Maintain and enhance system customisations.
• Manage user access, permissions and security.
• Oversee integrations and data quality.
• Support release and change management processes.
• Resolve system issues and monitor performance.
• Provide training and guidance to colleagues.
• Collaborate with Product and technical teams to deliver solutions.

About You

We’re looking for an experienced Dynamics 365 System Administrator who is confident working with low‑code/no‑code automation platforms and takes a proactive approach to continuous learning.

You are comfortable working with Product Teams, collaborating across technical and business teams to deliver efficient, high‑quality solutions. You’re resilient under pressure, manage competing priorities effectively and communicate confidently with stakeholders at all levels.

Qualifications & Experience

• Proven experience as a Dynamics 365 System Administrator.
• Strong knowledge of Dynamics 365 configuration, security, integrations and performance optimisation.
• Experience with low‑code/no‑code platforms and automation.
• Excellent problem‑solving and troubleshooting skills.
• Strong communication skills and stakeholder management.
• Ability to work independently and collaboratively in a hybrid environment.

Equal Opportunities Statement

We welcome applications from everyone who meets the criteria and strongly encourage individuals to apply who have a disability, impairment or health condition or who identify as Black, Asian or another minority ethnic background. Our Equity, Diversity and Inclusion strategy, internal employee representation body and employee network groups support fairness and belonging at Macmillan.