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A21

UK Mobilisation Volunteer

London, London, City of

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hirly's read of this role

Seniority
Mid level
Country
GB
Work mode
On-site / unstated
First seen by hirly
1 Sept 2026

Derived automatically from the posting. Upload your resume above to see how the role scores against it.

the posting

  • WE ARE A21
  • At A21, we are fueled by radical hope—the kind that refuses to accept that slavery is someone else’s problem. We believe that freedom is possible, and we work every day to make that belief a reality.
  • We are a global nonprofit organization on a mission to abolish slavery everywhere, forever. For more than 17 years, we’ve assisted people from human trafficking and walked with them through the journey of restoration. We stand on the frontlines, not just to fight for justice—but to build a world where every person is free.
  • In a single moment, a number becomes a name, a tragedy becomes a victory, and belief becomes action. Freedom is the goal—for every human being on the planet.
  • At A21, we are deeply committed to the development and growth of our volunteers. Volunteering with A21 means joining a global movement to end modern slavery and making a meaningful contribution to our mission. As a volunteer, you will be equipped, encouraged, and challenged to grow both personally and professionally.

OVERVIEW

You will support the Mobilisation Team in the UK, focusing on social media, digital content, communications, research and administrative tasks.You will support the team through partner engagement, assisting with customer service, donation processes, and relationship management for supporters across the UK and Europe.

Your work will help us reach, engage, and inspire individuals across the UK to take action against modern slavery.

OPPORTUNITIES + KEY RESPONSIBILITIES

Help manage updates across A21 UK social media platforms (Instagram, Facebook, and LinkedIn)

Help monitor Global A21 content to ensure consistency with brand messaging

Engage with supporters and respond to inquiries

Assist in content creation, editing, and campaign development

Design educational and presentation materials

GFS Event Planning and Donor Support: Assist in preparing documents and supporting communications

Thank donors via phone, handwritten cards, and email

Organise digital campaigns and video launches

Draft and send newsletters and communication for Reach initiatives

Maintain accurate supporter records in our CRM system

Assist with incoming post and administrative tasks

Manage weekly tracking and reporting spreadsheets

Process donations and ensure proper documentation

Conduct local information gathering related to human trafficking trends, services, policies, and community resources

Support larger research projects, including data collection and synthesis

Organise and summarise findings in clear, concise formats for internal purposes

WHAT YOU’LL GAIN

Assist team members with survey development, distribution, and basic analysis

Assist with literature reviews and background research to support organisational initiatives and reports

In-depth knowledge of human trafficking issues, globally and in the UK

Leadership, communication, marketing, and collaboration skills

Experience in project and event coordination

Exposure to a global NGO working on the frontlines of justice

Opportunities to build your professional network

Experience in supporter relations and basic financial admin

Option to request a professional reference from A21

REQUIREMENTS

Must be 18+ years old and legally eligible to volunteer in the UK for a minimum of 3 months

Strong communication, interpersonal, and organisational skills

Willingness to commit to a minimum of 1 day and a maximum of 3 days per week (hybrid arrangement)

DBS clearance

  • INTAKE DATES
  • Flexible
Original posting on A21's site ↗

Listed on hirly, a job board. hirly is not the employer: A21 is hiring for this role.

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