Development assistant climate change jobs in london
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Executive Assistant
Location: Remote (UK), with approximately monthly travel to Stroud
Contract type: 12 months, with aim to make permanent
Salary: £31,000- £35,000 pro rata, depending on experience (plus benefits)
Working pattern: Full time or part time (minimum 4 days/week (0.8 FTE)
Closing date: 6 July 2025
Commencement date: Negotiable, preferably week commencing 18 August 2025
How to apply: Submit your CV and a short covering letter via CharityJob
Introduction
Iswe is a social impact foundation dedicated to finding ways to put people at the heart of social and political decision-making to solve some of society’s greatest challenges. We are looking for a dedicated and experienced Executive Assistant to play a pivotal role supporting our CEO and leadership team.
We know that building a team representative of wider society fosters creativity and innovation. We welcome people of all backgrounds, identities and experiences and are committed to being a place where all belong. We therefore particularly welcome applications from candidates who are disabled, Black, Asian or from other minority ethnic backgrounds, who identify within the LGBTQIA+ community, or identify as from a lower or disadvantaged socioeconomic background as these groups are currently under-represented on our staff team.
Role Purpose
The Executive Assistant is an important role within our organisation, working closely with the CEO and leadership team. This is a dynamic, fast-paced position at the heart of a globally significant initiative. The successful candidate will be a key partner to the CEO, helping translate vision into action and ensuring high-level stakeholders receive timely, professional and thoughtful communication.
We’re seeking an experienced Executive Assistant who is flexible in approach, adaptable to changing priorities, and shares a belief in our vision.
If you believe in the wisdom of everyday people, are values-driven, self-reflective, creative, curious, agile, flexible and enthusiastic, if you want to do work that learns and grows from all the richness each of us brings – where we welcome learning from a diverse array of life experiences, cultures, and backgrounds, if you can bring positivity and accountability to your work, if you strive for brilliance, challenges excite you and if you would speak with authenticity and dedication about our work, we want to hear from you!
Main duties
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Proactively manage the CEO’s diary, inbox and meeting schedule to ensure strategic alignment and use of time
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Draft, edit and manage correspondence, briefing notes, and presentations on behalf of the CEO and leadership team
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Coordinate and support internal and external meetings, including logistics, agenda preparation, taking accurate minutes and tracking decisions and actions that arise
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Support the CEO to track progress on key priorities, ensuring deadlines are met and decisions are followed up
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Provide administrative and organisational support for events, travel and itineraries (UK and international) and other logistics
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Manage the CEO’s social media accounts as directed, posting content and responding to key contacts
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Financial Administration - gather and provide financial information to Finance co-ordinator, gather and co-ordinate receipts etc
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Maintain relationships with senior stakeholders, partners and board members with professionalism and tact
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Assist the CEO and leadership team with additional administration/ organisational tasks at their discretion
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Assisting with research of projects, e.g. potential partner research
Essential skills and experience
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A minimum of five years of experience providing high-level administrative support in a busy organisation
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Proficient in workplace software including Google Workspace, Zoom, Slack, Trello and able to learn to navigate new systems quickly
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Experience of upwardly managing senior leaders with limited time and high responsibility
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Experience managing external communications with senior stakeholders
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Highly organised with exceptional attention to detail and the ability to maintain accurate records and produce coherent reports and minutes
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A proactive, self-starting attitude with the ability to anticipate needs and adapt to changing priorities
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Excellent time management skills: the ability to prioritise and meet deadlines is key
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Strong written and verbal communication skills
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Excellent interpersonal skills and emotional intelligence
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Confidence to constructively challenge when necessary, including speaking openly about conflicting viewpoints or workload balance
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Discretion in handling confidential or sensitive information
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Self-reflective, open to feedback and committed to personal growth
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Enthusiasm for Iswe’s mission and dedication to its continued success
Desirable skills and experience
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A relevant tertiary qualification is advantageous but not essential for example Certified Administrative Professional (CAP), Exec PA Diploma, Certified Executive Assistant Professional (CEAP) etc
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Experience of working within the charity or non-profit sector
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Experience of working in a startup environment
Salary, Benefits and Conditions
We are a supportive and purpose-driven team. We offer:
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Flexible working arrangements
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Generous holiday allowance (35 days plus bank holidays, pro rata)
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Opportunities for professional growth and development
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A supportive, inclusive working culture built on trust and mutual respect
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Opportunities to contribute to globally significant work
About Iswe
We believe that many of the crises we face today - health, climate, the cost of living etc - are symptoms of failing governance structures, and that putting people in the driving seat of decision-making will transform our futures for the better. Our current strategy focuses on innovations around citizens’ assemblies (and similar deliberative processes), public services and the relationship between politicians and the communities they serve.
Our team has decades of experience in democratic innovation. Projects include Global Assembly for COP26, Good Help and The Future Armenian. Iswe is a fast-growing foundation, dedicated to empowering citizens to play a leading role in the decision-making that affects their lives.
Our work is founded on strong values, including openness, transparency and humility. We believe that when ‘I’ (an individual) becomes ‘we’ (part of the collective), the results are transformational. We are actively working to build a healthy culture, rooted in care and characterised by being self-organising and self-reflective. We are committed to addressing the dynamics of oppression in ourselves and our work.
The client requests no contact from agencies or media sales.
About the Role
The Assistant Reserves Officer is one of our team managing and developing the Trust’s nature reserves for people and wildlife. Your work place includes internationally recognised wetlands and woodlands along with nationally important meadows, chalk grasslands and heathland across Hertfordshire and Middlesex.
You will need to have strong experience in practical habitat management, including the use of power tools and machinery, such as chainsaws, brush cutters and BCS mowers. You will have experience of working within a dynamic team and leading volunteers. You will need to have a keen interest in wildlife and preferably a knowledge of the habitats in our area.
No two days are the same as an ARO at HMWT; you will get the opportunity to utilise and develop your practical habitat management skills across our nature reserves including tree felling, coppicing, scrub clearance, hay cutting and pond/ditch management. You will also undertake the maintenance of site infrastructure; assist with the management of livestock; and perform surveying and monitoring of habitat/species, tree safety and infrastructure. These tasks will be delivered working closely with members of the nature reserves team; our volunteer wardens and our practical conservation volunteers.
Willingness to travel throughout our work area and flexibility to work occasional irregular hours is required for this post.
As an employer we are committed to promoting and protecting the physical and mental health of all our staff.
About the Trust
Herts and Middlesex Wildlife Trust is a local conservation charity working to protect wildlife and help people connect with nature. With a team of volunteers we care for wild places so that nature has a place to thrive. We help people experience the wildlife on their doorsteps and to take steps to protect it.
We believe that wildlife should have space to thrive alongside our everyday lives and that everyone benefits from having access to nature.
Our head office is based in the attractive setting of Verulamium Park on the outskirts of St Albans.
Our staff team is enthusiastic, friendly and committed to wildlife conservation and exemplifies our values of professionalism, valuing contributions by others and continuing to improve.
How do we support you?
The Trust strives to be a positive employer supporting our staff through flexible and hybrid working, and training and development. We recognise the importance of our staff team and looking after their health and wellbeing. Our values and expected behaviours reflect the culture which the Trust seeks to maintain to ensure productive, efficient, effective and pleasant workplaces and roles.
In support of this, we offer an excellent benefits package, ranging from office perks, generous leave entitlements and financial benefits. You can find out more by visiting the Hertfordshire & Middlesex Wildlife Trust website.
The client requests no contact from agencies or media sales.
About the role
Looking for a role where your relationship skills can help protect the planet? Join ClientEarth’s Philanthropy team and help grow the support we need to drive real change. ClientEarth is a leading environmental law charity working across four impact areas: Climate, Nature, Health and Justice. You will manage a mix of donors from individuals to foundations and work with teams across Europe to build lasting partnerships. This is an exciting opportunity to be part of a collaborative and creative development team that supports a purpose driven organisation.
Meet your Manager
In this role you will be managed by Sebastien De Menthon who is a Philanthropy Manager and joined ClientEarth in 2022, based in London. Sebastien discovered ClientEarth while studying anthropology and law at university. The high-leverage legal approach to achieve tangible progress on the climate and biodiversity crisis was immediately appealing. Since joining ClientEarth as a Philanthropy Officer, Sebastien has progressed to the Philanthropy Manager position where he supports and oversees two members of the Philanthropy Team. He has found that working in the Philanthropy Team has been a fantastic way to support ClientEarth's mission while learning about the world and developing skills in relationship management and communication.
Main Duties
- Actively manage donor relationships across assigned portfolio of largely UK supporters with first class stewardship and reporting to secure renewals and uplifts of approximately £1m per annum.
- Develop the pipeline of new donors through effective prospect research, network mapping and connecting with new contacts at external and internal events as a representative of ClientEarth
- Support the Philanthropy Manager, Philanthropy Lead for Europe and all the Philanthropy team to create the conditions for success in the European Philanthropy Team. Collaborating with colleagues across Europe inclusively to achieve shared goals, strengthen processes and model ClientEarth’s core values of courage, collaboration, integrity and care
- Keep up to date with fundraising trends and ensure these are worked into internal activities and planning
- Build a strong network of internal relationships across programme teams to facilitate engagement between legal staff and donors
See the job description (below) for a full list of duties for this role.
Role requirements
- Experience of providing best practice donor stewardship and relationship development with demonstrable evidence of securing or managing five and six figure gifts (essential)
- Experience of identifying, cultivating and soliciting prospects (essential)
- Experience of raising funds from donors in different geographies (desirable)
- Ability to influence internal and external stakeholders to achieve fundraising objectives (essential)
- Ability to represent ClientEarth with a range of external stakeholders both in-person and online (essential)
- An interest and understanding of environmental issues (desirable)
See the job description (below) for a full list of requirements for this role.
Note to candidates: We know that long lists of criteria can be daunting and that some candidates will not apply for a role unless they feel they are 100% qualified. If you feel you meet at least some of the essential criteria, we still encourage you to apply.
Further Information
Have a question about this job? Please visit our Careers site for advice on applying, FAQs, and more.
Flexible working: We are proud to be a Flexa accredited Employer. Visit our Flexa Employer page for more information on our approach to flexible working. Our flexible working policy allows our people the choice to decide to work from home/another location in the country where their contract of employment is issued for 80% of their month, with the other 20% of their month being office-based See our Benefits page for more.
ClientEarth values diversity and inclusion and the benefits this brings. We aim to appoint the most suitable candidate at all times and welcome applications from people from all different backgrounds.
Please note that ClientEarth is only able to employ those who have the pre-existing legal right to work in the UK.
ClientEarth is not a law firm and does not provide legal advice or legal services to third parties
Using the power of the law to protect life on Earth.



The client requests no contact from agencies or media sales.
Do you want to help millions of women in some of the world’s poorest countries succeed as entrepreneurs and work their own way out of poverty?
Since 2003, from Afghanistan to Zimbabwe, Hand in Hand International have helped more than 5 million women launch small businesses that can stand the test of time. Some are smallholder farmers learning to stand up to climate change, some are refugees starting a new life after running from conflict. Others are young women and girls with few opportunities, starting to dream – and plan – for the future.
Achievements (so far) include:
- 9.2 million new and improved jobs
- +93% average increase in monthly income
- 84% of women with the power to make decisions in their lives
We are delighted to be supporting Hand in Hand in their search for an ambitious, confident Partnerships and Philanthropy Officer to join their award-winning fundraising team. You will join a team of eight, including a Head of Philanthropy and Corporate Partnerships, three Philanthropy Partnerships Managers, two Philanthropy Officers and a Philanthropy and Corporate Assistant.
This is a Trusts and Foundations-focused Philanthropy & Partnerships Officer role with a mix of responsibilities across family Trusts and Foundations, Corporate Foundations, Wealth Management firms, and HNWIs. It’s a programme-led role and suits someone who is both personable and detail-oriented, excited by co-developing impact with donors through tailored projects.
As Partnerships and Philanthropy Officer, you will:
- Manage and grow a portfolio of family Trusts and Foundations, Wealth Management firms, and HNWIs
- Manage accounts worth $215,000 and drive new business worth $175,000
- Contribute to the team target of $7.1 million
- Develop detailed, programme-specific funding proposals
- Steward existing donors and develop new partnerships
- Build strong relationships with donors based on detailed programme insight
Ideal skills and experience:
- At least 1 year in a fundraising role ideally Trusts and Foundations or Major Donor
- Proven track record of securing gifts of c.$20,000+
- Ability to own relationships and manage a donor portfolio
- Methodical, detail-oriented, confident, and persuasive
- Strong sales and relationship-building skills
- Open to candidates from Corporate or Major Donor backgrounds who enjoy proposal development
Benefits include:
- Annual leave: 26 days a year, plus bank holidays.
- Employee pension contribution of 6.5%
- 20 weeks’ full pay or equivalent to new mothers or primary caregivers and 13 weeks’ full pay or equivalent to new fathers or secondary caregivers (this also applies for adoption and surrogacy)
- Five days paid dependents leave per year
- International travel: Visiting their programmes and meeting the entrepreneurs they support is one of the most exciting and rewarding parts of working for Hand in Hand
- Gym stipend: Hand in Hand provide a monthly contribution towards gym membership / fitness or wellbeing activities
- Flexible working: Hand in Hand offer home working as standard on Mondays and Fridays
- Flexible start time between 8am–10am
- Positive, inclusive culture: Being an employer of choice is one of Hand in Hand’s six strategic goals. They aim to have an 80% recommender score (measured via a yearly staff survey). They believe diversity drives innovation and excellence and aim to recruit 33% of all new roles from groups that are traditionally underrepresented in the charity sector.
Expert recruitment for fundraisers and charities.