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Brightside is the UK’s leading and safest online mentoring provider, with 23 years’ experience in delivering personalised and flexible online mentoring to young people. We exist to connect young people facing barriers with relatable role models so they can make confident and informed decisions about the future. Our flexible technology gives young people a mentor in their pocket, on their own schedule, to support their next steps.
The Data and Insights Manager will be responsible for monitoring and evaluating quality and impact across our mentoring programmes. The postholder will work closely with the Programmes Team to embed impact in project design and to produce evaluations that assess the impact of mentoring against our theory of change outcomes. The postholder will complete data analysis and evaluation reports for individual mentoring programmes as well as our whole portfolio to present our impact at an aggregate level. The postholder will produce organisation wide impact reports for external publication and work closely with the senior management and leadership teams to demonstrate and celebrate our impact. This is a varied role, suited to candidates interested in using data and insights to improve processes and articulate impact to a wide range of audiences.
Responsible for
- Championing and quality assuring our theory of change, ensuring that programmes are designed with impact at the centre and within the frameworks that will give us the most robust data sets
- Quantitative data analysis for individual programmes and our portfolio of mentoring programmes as a whole, clearly presenting our impact against our outcomes
- Qualitative data analysis of mentoring messages, written feedback and focus groups/1:1 interviews
- Producing high quality evaluation reports for individual programmes, including recommendations for future iterations
- Producing organisational impact reports and blogs/posts, to present our impact to external audiences
- Creating and maintaining PowerBI dashboards to present live impact data
- Proofing and testing baseline and exit surveys to ensure accuracy of questions and survey logic across our portfolio
- Overseeing our data collection tools and upskilling the team to use them effectively/accurately
- Overseeing our external communications to ensure regular sharing of case studies and impact stories through our comms and marketing (social media, newsletters etc.)
- Conducting focus groups and interviews and writing up case study stories Ensuring that all data collection is accurate and in line with our policies
- Annual data uploads to HEAT and monitoring our HESA return
Please download the job description document and read the essential criteria and application instructions carefully. Applications without a cover letter will not be considered.
Our mission is to help young people make confident and informed decisions about their future

The client requests no contact from agencies or media sales.
Are you interested in playing your part in making a difference to our world? Come and join our team as a Philanthropy Manager - we are hiring here at ClientEarth!
This role offers the chance to join a high‑performing, deeply collaborative Philanthropy Team within ClientEarth’s Development Department, working closely with major donors, trusts, and foundations across multiple countries.
Important dates to Note: Applications close on 20 July 2026 and if you are requested to submit additional information, the deadline to have this submitted is the morning of 22nd of July for your application to be fully considered. Please also remember to check our recruitment process section at the bottom of the advert to get acquainted with our recruitment process for this role.
Key Responsibilities
- Build a resilient donor pipeline and manage prospects and donors through each stage of the pipeline.
- Actively solicit and manage donor relationships across assigned portfolio to achieve global philanthropy income target with a focus on building new income and unrestricted income
- Work with the Global Head of Philanthropy and Lead to implement agreed fundraising strategies across geographies
- Collaborating with the team to implement the Philanthropy strategy as part of the overall Global Fundraising strategy, liaising with leadership, programme leads, communications and finance to ensure ClientEarth maximises potential income from corporate, restricted and unrestricted income streams
See the job description for a full list of duties for this role.
Skills, Knowledge & Expertise
- Fundraising management experience working in major donor fundraising.
- Demonstrable experience of securing five (or higher) figure gifts as well as multi-year commitments including unrestricted income.
- Good knowledge of donor and pipeline management, and financial processes
- Previous line management experience
See the job description for a full list of duties for this role.
Job Benefits
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: Benefits | ClientEarth Careers 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 (EDI) at ClientEarth | ClientEarth 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 or Belgium.
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.