ANTI-SLAVERY INTERNATIONAL
41,791 - 44,011 per year
Vauxhall, London
Full-time
24th October 2025
Recruitment Pack

Philanthropy Manager

August 2025

Dear Candidate,

Thank you for your interest in the Philanthropy Manager role.

Anti-Slavery International is the world’s oldest human rights organisation. Our vision
is freedom from slavery for everyone, everywhere, always.

We believe that modern slavery is a contemporary issue of the highest importance,
and we are determined to work with others to make sure people can be free from
slavery across the world.

As our Fundraising team continues to grow and set even bolder goals, we’re now
looking for a talented Philanthropy Manager to play a key role in driving our income
and impact. You’ll lead on building and managing relationships with major donors,
trusts and foundations, and corporate partners – helping to shape the future of Anti-
Slavery International’s philanthropic partnerships.

This is a fantastic opportunity for someone with experience in high-value fundraising
who’s excited by the chance to grow a programme with huge potential. You’ll have
the autonomy to develop your own portfolio, while also being part of a collaborative
and ambitious team where your work directly contributes to ending modern slavery.

The deadline for applications is Friday 24th October 2025, with interviews likely to
take place the week of 27th October 2025. We’re aiming for a mid-November start
date, though we can be flexible for the right candidate.

If you think this fits with your expertise and ambition, we would love to hear from
you.

Best wishes

Ram Lamba
Head of Fundraising

Job Description

Philanthropy Manager

GRADE

SALARY

C2-C4

£41,791 - £44,011

CONTRACT TYPE

Permanent, full-time

HOURS

This role is offered as a fulltime position

 LOCATION

Based in Vauxhall, London, with hybrid-working

arrangements

DATE

26th August 2025

ANTI-SLAVERY INTERNATIONAL

Anti-Slavery International is the world’s oldest human rights organisation. Our vision
is freedom from slavery for everyone, everywhere, always.

We believe that modern slavery is a contemporary issue of the highest importance,
and we are determined to work with others to make sure people can be free from
slavery across the world. Our strategy commits us to working on four focus themes
to drive systemic change and help end slavery for everyone everywhere:

•  Child Slavery

•  Responsible business

•  Trafficking

•  Climate Change and Slavery

You can read more about us and how we work in the ‘About Us’ document on our
recruiting webpage.

THE ROLE OVERVIEW

Reporting to the Head of Fundraising and working closely with passionate
colleagues across fundraising and advocacy, this is a pivotal new role within our
team.

This role plays a key part in helping Anti-Slavery International achieve its
ambitious fundraising goals and will be crucial to securing increased income from
new supporters who share our mission in tackling modern slavery.

You’ll work collaboratively with key colleagues across the organisation from senior
leadership and Trustees. In this role, you’ll shape and deliver a strategic approach

to philanthropy, creating and nurturing long-term relationships with donors who
share our vision of a world free from slavery. By building a strong and sustainable
pipeline of support, you’ll help secure significant gifts that will drive our mission
forward. From major individual donors and family foundations to corporate
partners and trusts, you’ll lead on engaging and inspiring supporters, ensuring they
feel part of the change they’re making possible.

KEY RESPONSIBILITIES

Role purpose

•  Grow sustainable income through relationship-based fundraising from

grant-making trusts, major donors, corporations/companies and mid-level
donors.

•  Design and implement a robust prospect research approach that ensures a
proactive and robust pipeline. Manage the movement of prospects from
research, through the donor journey, ensuring cultivation and stewardship
plans provide ample opportunities to engage and solicit gifts of significant
value.

•  Ensure Anti-Savery International’s networks have been researched, mapped
and kept up to date to encourage lead generation through relationships.

•  Directly manage a small personal portfolio of donors and prospects, in

addition to acting as the relationship manager and facilitator for other key
relationships across the organisation where necessary.

•  Work with colleagues to identify new avenues of possible cross-cultivation
and lead generation. (e.g. Business Advisory Services, Legators, Mid-Level
donors, Community).

•  Ensure all relevant regulations are met, and the highest quality standards

are achieved.

Specific tasks

•  Drive continual improvement on case for support, project narrative and costs
presentation work to refresh how we are communicating priorities and
needs to funders.

•  Build excellent relationships with the Senior Management Team, Board,
Patrons and other key colleagues to support the team vision and their
contribution to achieving it.

•  Work closely with colleagues to develop high-quality proposals and reports

for donors and prospects in line with organisational standards.

•  Lead the development of donor (HNW) engagement and cultivation events

on Anti-Slavery International’s priorities, including technical areas of
operations, that support the development of new and existing funding
prospects.

Other

•  Design and deliver the annual activity plan, meet income targets, and

continuously improve the quality of the programme to ensure an exceptional
donor experience and high retention rates.

•  Create and maintain accurate income and expenditure budgets, reforecasts,

and variance reports.

•  Coach team members to achieve the best of their abilities in relationship
building and management, foster a team culture of creative and proactive
approaches to funding opportunities, new ideas and aiming for growth and
improvement.

•  Embed KPIs for grants and major donor activities to ensure we remain

focused on strategic objectives and grow in reach and ambition. Monitor and
report on programme performance, long-term income modelling and
contribute insight to organisation-wide planning.

PERSON SPECIFICATION

Essential

•  A track record of success in six-figure (and more) multi-year restricted and

unrestricted funding from high-net-worth individuals, trusts, and
foundations.

•  Strong commitment to excellence in supporter relationship management.

•  Excellent bid-writing skills that have generated considerable income from

trusts and foundations and high-net-worth individuals, ideally in an
international organisation.

•  Proven ability to develop, manage and deliver against accurate budgets and

forecasts.

•  Ability to prioritise, work to deadlines and focus on concurrent projects.

•  Ability to think strategically, identify opportunities, make decisions and

prioritise effectively and, as a manager within Anti-Slavery International,
demonstrate leadership, initiative and a strong desire to achieve agreed
objectives.

•  Experience building strong internal relationships and comfortable working

alongside and directing senior stakeholders.

•  Understanding of charity legislation, best practice guidelines and regulatory

requirements in relation to major gifts.

Desirable

•  Experience in developing new products and giving programmes for high-

net-worth individuals and funders.

•  Experience in income generation in a campaigning and advocacy

organisation.

•  Experience in developing, testing, and evaluating new income generation

products.

•  Knowledge and experience of working within an international development

organisation is preferable.

Benefits

•  Annual leave entitlement of 30 days (on a pro rata basis) plus bank holidays.
•  We pay 6% into our recognised contribution pension with TPT Retirement

Solutions, with a mandatory minimum employee contribution of 2%.

•  We  offer  a  range  of  employee  benefits,  including  an  employee  assistance
programme, cycle to work scheme, annual flu jabs and annual season ticket
loan. We also pay for eye tests and a contribution of £105 towards glasses
for every 2 years of working with Anti-Slavery International.

Terms and Conditions

•  The  position  is  based  in  Anti-Slavery  International’s  office  in  Vauxhall,

London, with hybrid-working arrangements in line with our policy.

•  There may be a requirement for some out-of-hours work, for which time off in

lieu is given.

•  The role is subject to a probationary period of 6 months.
•  Unison is the recognised trade union.

How to apply
This  pack  includes  a  job  description,  person  specification  and  other  background
information.  If  you  would  like  more  information,  please  visit  our  website:
www.antislavery.org

If  you  wish  to  apply  for  this  position,  please  email  a  CV  along  with  a  supporting
statement    of no more than two pages, setting out why you want this role and explain
how your skills and experience support your application.

Employers are required to ensure that any prospective  employee has the right to
work in the UK. Please confirm in your covering letter if you have the right to work
in the UK. Please also include your earliest possible start date in your application.

Please  submit  your  application  to  jobs@antislavery.org  using  the  reference
Philanthropy  Manager  Role  in  the  subject  line  before  midnight  on  24th  October
2025.

Please also complete the equal opportunities monitoring form at this link. The form
is anonymous, and responses will be handled in strict confidence.

Interviews will likely be held week beginning 27th October 2025.

We  appreciate  the  time  and  effort  that  applicants  invest  in  applying  for
opportunities  with  Anti-Slavery  International.  Unfortunately,  due  to  the  high
number of applications we receive, we regret that it will not be possible for us to
reply to candidates who have not been shortlisted for interview.

If you are shortlisted for interview, you may request for reasonable adjustments.
This is to ensure that the interview process is accessible and inclusive.

Candidates must have the right to work in the UK.

We are committed in promoting equality, diversity and inclusion across the charity
and  our  workforce.  We  particularly  welcome  and  encourage  applications  from
survivors of modern slavery, Black and Asian candidates and those from a diverse
ethnic background, and disabled, LGBT+ and non-binary candidates.

We have a zero-tolerance policy on bribery and corruption, recognising that bribery
is contrary to fundamental values of integrity, transparency and accountability and
undermines organisational effectiveness.

We  are  committed  to  safeguarding  the  children  and  adults  that  our  staff  and
representatives encounter, virtually and in-person. As such, candidates are required
to  commit  to  and  uphold  our  organisational  safeguarding  principles,  practice  and
procedures. These organisational policies include, but are not limited to, the Code of
Conduct policy and Safeguarding policy. We maintain a strict zero-tolerance policy
towards bullying, harassment, sexual exploitation or abuse, of any form, perpetrated
by any representative of the organisation.

The purpose of this Code of Conduct is:

•  To guarantee high standards of staff behaviour and integrity
•  To safeguard our staff’s, interns’ and volunteers’ welfare and that of external

stakeholders with whom we work or come  into contact

•  To protect our reputation and interests

This role may require a DBS check for traveling to projects where there is access to
vulnerable groups.

In accepting appointment, you undertake to regulate your conduct in line with the
requirements  of  this  code  and  to  undergo  any  background  checks  that  may  be
required.

As  an  organisation  assessing  applicants’  suitability  for  positions  which  are
included  in  the  Rehabilitation  of  Offenders  Act  1974  (Exceptions)  Order  using
criminal  record  checks  processed  through  the  Disclosure  and  Barring  Service
(DBS),  we  comply  fully  with  the  Code  of  Practice  and  undertake  to  treat  all
applicants for positions fairly. We undertake not  to discriminate unfairly against
any  subject  of  a  criminal  record  check  on  the  basis  of  a  conviction  or  other
information revealed.

Anti-Slavery International
The Foundry
17 Oval Way
London
SE11 5RR
Tel: +44 (0)207 501 8920

UK Registered Charity No.1049160

Philanthropy Manager - ANTI-SLAVERY INTERNATIONAL | Work In Charities