Evidence Project Officer

The successful candidate will be employed as part of the Evidence Team working in a supportive, dynamic and fast-moving environment.

While the post is initially funded for a year, there is likely to be further funding to work on projects related to the monitoring of Nature-based Solutions (Nb S) beyond this date.

The role is to aid in the delivery of a range of projects within the Evidence Program.

These projects will focus on evidence collection in relation to nature-based solutions for flooding and water quality issues, as well as supporting a network of citizen scientists to carry out water quality sampling.

The role will require close collaboration with a variety of project partners from local to national scales.

You will work across several projects to collect and analyse water quality evidence relating to Nb S that have been installed across London or are planned to be installed.

This will involve visiting sites across London regularly to survey sites, collect samples, and speak to local stakeholders.

You will work closely with our network of citizen scientists to support their efforts to measure water quality in their local area.

This will involve distributing equipment and PPE, responding to their queries, and visiting sites with them to discuss local pollution issues and potential solutions.

This job would suit somebody who has an interest in river water quality, enjoys working outside, is a good problem solver, and likes working with people.

Main Duties and Responsibilities

• Routine water quality sampling of Nb S installations.
• Installation and maintenance of monitoring equipment (e. g. real-time water quality sensors).
• Data inputting, analysis, presentation, and visualisation using a variety of software and online tools such as Excel, Arc GIS, and QGIS.
• Production of high impact verbal and written reports aimed at a range of expert and non-expert audiences.
• Work with local stakeholders to aid in the delivery of a range of river-related projects.
• Support monitoring carried out by citizen scientists.
• Delivery of other types of project work, as and when required by project or team managers.
• Work outside in a riverside environment in a variety of weather conditions.
• Work with Thames21 colleagues to develop and implement Thames21’s vision.
• Other Duties

This job description cannot cover every issue or task that may arise within Thames21.

At various times the post-holder will be directed to carry out other reasonable duties in support of other Thames21 activities, that are consistent with those in this Job Description EVO0726

To apply for this position please, email an up-to-date copy of your CV to recruitment@thames21. org. uk with the reference EVO0726 in the subject box of your email application.

The closing date for applications is: 5pm Tuesday 19th August 2026.

Interview dates: Week commencing 31st August 2026 (subject to change).

We appreciate the time you took to apply for this role, and we understand that it can be disconcerting when you don’t hear back from a position you have applied for.

However, due to the high number of applications we expect to receive, we are unable to respond to or provide feedback on individual applications.

Nevertheless, we want to manage expectations.

Therefore, if you do not hear from us within 4 weeks of the closing date, please assume that your application has not been successful on this occasion.

Please advise in your application if you are happy for us to contact you for any future opportunities that may arise, should you not be successful in this position.

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