Database officer jobs in Westminster, greater london
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Salary: £38,341 gross per annum
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Location: London
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Contract Type: Indefinite
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Hours: Full Time
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Closing Date: 23 February 2026
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First Interview Dates: Friday 6 March 2026
About the role
ClientEarth’s mission is to use the law to protect the earth and its inhabitants. Since we were founded in
2008, we have grown to become one of the world’s most ambitious environmental organisations, utilising
our in-house legal expertise to create positive change around the world.
Join our team as a Database Officer and play a key role in strengthening the data that powers our fundraising impact. As Database Officer, you will be at the heart of our fundraising data operations, ensuring accuracy, consistency, and efficiency across our systems. You will also oversee income processing, support integrations, and drive process improvements, while delivering high-quality data support to colleagues across the organisation.
Meet your Manager
In this role, you will be managed by Sonia Duckett. Sonia is a Database Manager who joined ClientEarth in 2020 and is based in our London office.
Main Duties
- Experience of working with a CRM database, ideally Raiser’s Edge (essential)
- Experience of conducting imports into a CRM database and creating queries and exports (essential)
- Experience of processing income and working with finance colleagues (essential)
- Experience of creating systems and processes that support and improve organisation practice (desirable)
- Experience of working with an email marketing and donation platform such as Engaging Networks and Digital Wallets such as PayPal/Stripe (desirable)
See the job description (below) for a full list of duties for this role.
Role requirements
- Advanced analytical and problem-solving skills (essential)
- Core IT skills: able to use MS Office (particularly Excel), databases (e.g. Raisers’ Edge NXT; SharePoint), teleconferencing (essential)
- Strong alignment with ClientEarth’s values and commitment to our vision, and mission and equity, diversity and inclusion strategy objectives (essential)
- Strong and accurate data input skills, with excellent attention to detail (essential)
- Strong numeracy skills (essential)
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 as well as our flexible working FAQ.
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. See our equity, diversity and inclusion journey page for more.
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.
Temporary Database & Insight Officer
Rate: £16.06 per hour
Contract: 21st February to mid-April
Location: Remote
We're supporting a national charity to recruit a Temporary Database & Insight Officer to join their Fundraising and Supporter Engagement team during a period of development and change.
This role is ideal for someone with strong CRM and data processing experience who enjoys improving systems, ensuring data integrity, and enabling colleagues to use data effectively.
The role
Reporting to the Database and Insight Manager, you'll oversee the administration of financial and supporter data from multiple internal and external sources. You'll manage data imports, maintain compliance, improve processes, and provide user support across the organisation.
A key focus will be maximising the benefits of a recent Donorflex V12 upgrade and supporting ongoing work towards a more integrated organisational CRM.
Key responsibilities
Managing regular giving within Donorflex, including BACS set-up, amendments, cancellations and reconciliation
Processing and auditing Gift Aid claims
Executing and developing data imports from multiple platforms, ensuring accuracy, reconciliation and correct income coding
Liaising with third-party suppliers and internal stakeholders on data specifications and transfer routines
Running data integrity reports, audits and investigations, making recommendations to improve data quality
Undertaking data cleansing and deduplication (in-house and externally supported)
Developing and improving database and financial data processes
Onboarding new Donorflex users, managing permissions, delivering training and producing guidance materials
Managing a shared inbox and acting as first point of contact for database queries
Supporting the Fundraising and Supporter Engagement team with data selections and insight reviews
About you
Essential experience:
Proven experience working with CRM systems
Experience processing direct debits and financial data
Experience importing and exporting data using different rules and criteria
Technical knowledge:
Knowledge of BACS, Gift Aid and relevant legislation and codes of practice
Working knowledge of GDPR, PECR and information security
Advanced IT skills, particularly Excel (pivot tables, complex formulas, data visualisation) and SQL
Temporary Database & Insight Officer
Rate: £16.06 per hour
Contract: Temporary - 21st February to mid-April
Location: Remote
We're supporting a national charity to recruit a Temporary Database & Insight Officer to join their Fundraising and Supporter Engagement team during a period of development and change.
This role is ideal for someone with strong CRM and data processing experience who enjoys improving systems, ensuring data integrity, and supporting colleagues to use data effectively.
The role
Reporting to the Database and Insight Manager, you'll take responsibility for the administration of financial and supporter data from a range of internal and external sources. You'll play a key role in managing data imports, maintaining regulatory compliance, improving processes and supporting users across the organisation.
A key focus will be maximising the benefits of a recent Donorflex V12 upgrade and supporting ongoing work towards a more integrated organisational CRM.
Key responsibilities
Managing regular giving instructions within Donorflex, including BACS set-up, amendments, cancellations and reconciliation
Processing and auditing Gift Aid claims
Executing and developing data imports from multiple platforms, ensuring accuracy, reconciliation and correct income coding
Liaising with third-party suppliers and internal stakeholders on data specifications and transfer routines
Running data integrity reporting, audits and investigations, making recommendations to improve data quality
Undertaking regular data cleansing and deduplication (in-house and externally supported)
Developing and improving database and financial data processes
Onboarding new Donorflex users, managing permissions, delivering training and producing guidance materials
Managing a shared inbox and acting as first point of contact for database queries
Supporting the wider Fundraising and Supporter Engagement team with data selections and insight reviews
About you
Essential experience:
Proven experience working with CRM systems
Experience processing direct debits and financial data
Experience importing and exporting data using different rules and criteria
Technical knowledge:
Knowledge of BACS, Gift Aid and relevant legislation and codes of practice
Work
Want to use your Raiser’s Edge skills in a supportive fundraising team where accuracy and data expertise genuinely make an impact?
We are looking for a Donor Data & Processing Assistant to join a busy fundraising team and ensure donations are processed accurately and donor records are maintained to the highest standard. This is a fantastic opportunity to play a key role in supporting income generation for a charity that makes a real difference.
Donor Data & Processing Assistant (Donation Processing / Raiser’s Edge)
Rate: £17.44 per hour
Contract: Temporary upto March
Hours: Part-time, 15–22.5 hours per week (flexible pattern)
Location: North London (hybrid – 1–2 days per week in the office)
Closing date: Ongoing – early applications encouraged
What you’ll be doing
- Process daily donations received online, by post or via third-party platforms.
- Complete batch entry, reconciliation and validation reports.
- Generate and issue acknowledgements, receipts and invoices.
- Maintain and update Gift Aid declarations; support quarterly Gift Aid claims.
- Keep donor records accurate and consistent in Raiser’s Edge.
- Perform routine data cleaning and validation tasks.
- Reconcile donation income with Finance and ensure direct debits are processed correctly.
- Follow GDPR, fundraising compliance and internal policies at all times.
- Strong, recent experience using Raiser’s Edge for data entry, donation processing or CRM administration.
- Proven experience in donation or income processing.
- Excellent attention to detail and a methodical approach.
- Confident IT skills, including intermediate Excel.
- Ability to prioritise work and manage deadlines independently.
- Clear and professional communication skills.
- Experience in a fundraising or charity environment.
- Knowledge of Gift Aid processes.
- Familiarity with financial reconciliation or liaising with Finance teams.
We want you to have every opportunity to demonstrate your skills, ability and potential; please contact us if you require any assistance or adjustment so that we can help with making the application process work for you.