Jobs & Volunteer Positions

Job Title:                          Evidence Project Officer 

Salary:                               £32,855 to £37,053 per annum

Contract length:            1 year FTC with possibility of extension

Location:                          Thames21’s main office at the Guildhall, City of London; but we also offer hybrid working

Responsible to:             Evidence Programme Manager

About Thames21

 Thames21 is a leading environmental charity, working across London and the Thames Basin to deliver high-impact nature-based solutions to the climate and biodiversity crisis through restoring rivers, whilst also connecting communities to their local green-blue spaces and inspiring long-term stewardship of them.

Diversity at Thames21

Equity, Diversity and Inclusion at Thames21 is key to our success and as such we employ staff from a diverse range of backgrounds, this we feel is key in ensuring that everybody has an equal opportunity and is not treated differently or discriminated against because of their characteristics. We value the voices of our individual employees, and we strive to work in a collaborative, innovative balanced way. The postholder must actively support this.

 Purpose of the job

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 1 year, there is likely to be further funding to work on projects related to water quality monitoring/modelling and nature-based solutions beyond this date. The role is to lead delivery of various projects within the Evidence Program, working closely with a variety of project partners and focusing on evidencing water quality pollution issues, identifying opportunities for pollution mitigation using nature-based treatment solutions, and monitoring their effectiveness. Projects vary from local and national scale to international collaborations.

You will undertake water quality monitoring, co-ordinate networks of citizen scientists to monitor water quality, perform dataset analysis, perform water quality modelling, and provide advice and guidance on the best nature-based solutions. This job would suit somebody with experience in monitoring water quality and/or nature-based solutions, and working with volunteers.

Main Duties and Responsibilities

  • Support the delivery of various projects – including constructing work plans, achieving project milestones.
  • Routine maintenance of probes, water testing kits and other field equipment.
  • Data inputting, analysis, presentation and visualisation using a variety of software and online tools such as Excel, ArcGIS, QGIS.
  • Production of high impact verbal and written reports aimed at a range of expert and non-expert audiences.
  • Undertake surface water sampling and data collection, analysis and interpretation of results, desk-based studies and project reports and recommendations.
  • Coordinate stakeholders across projects and partnerships to implement/co-develop new tools/approaches to data and evidence analysis/modelling.
  • Method development and support of 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 via this link EPO1225

For more information on Thames21, please visit our website at www.thames21.org.uk.

To apply for this position please, email an up-to-date copy of your CV and a covering letter to recruitment@thames21.org.uk  with the reference EPO1225 in the subject box of your email application.

The closing date for applications is: 5pm 26th January 2026

Interview dates: Week commencing 9th February 2026 (subject to change)

We appreciate the time you will have taken to apply to this role, and we do appreciate that it is disconcerting when you don’t hear back from a role you have applied for. However, due to the high number of applications we expect to receive, we are unable respond to or give feedback on individual applications, but we do want to be able 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.

No agencies please

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Job Title:                        Catchment Partnership Programme Manager  NOW EXTENDED TO 2ND JANUARY 2026

Salary:                            £42,546 – £48,846 (Manager Band B – Manager Band C, )

Contract length:           Permanent, Full time.

Location:                       Hybrid, flexible, based at Thames21 office in Guildhall and/ or Bromley by Bow

Responsible to:             Head of Improving Rivers

Responsible for:           Catchment Partnership Officers and Roding Rises Project Manager

 

About Thames21

Thames21 is an environmental charity that works across London and the Thames Basin to deliver high-impact, nature-based solutions to the climate and biodiversity crisis by restoring rivers, while also connecting communities to their local green-blue spaces and inspiring long-term stewardship of them.

Diversity at Thames21

Equity, Diversity and Inclusion at Thames21 is key to our success and as such we employ staff from a diverse range of backgrounds, this we feel is key in ensuring that everybody has an equal opportunity and is not treated differently or discriminated against because of their characteristics. We value the voices of our individual employees, and we strive to work in a collaborative, innovative balanced way. The postholder must actively support this.

Purpose of the job

Thames21 is seeking an energetic, experienced and committed person to lead our team of Catchment Partnership hosts. This role will involve overseeing the development of our portfolio of 10 hosted and co-hosted Catchment Partnerships across a diverse landscape of urban and rural river catchments spanning London and the wider Thames Basin.

Each partnership is unique, and we pride ourselves in developing each according to the local partners’ vision and as is appropriate for the character of the area and river. Our primary aim is to deliver the Catchment Based Approach and tangible on-the-ground improvements that achieve clean, healthy rivers which deliver social benefits for our communities.

The successful candidate will have operational experience at catchment level as well as management experience. The candidate will take a strategic overview of all catchment partnerships and guide our team of Catchment Partnership hosts and officers, enabling the enhanced delivery of the four priority themes: –

  • Stakeholder and community engagement as part of active, delivery focused partnerships.
  • Project identification and development to support delivery of catchment plans, sub-catchment plans and Thames21’s 5-year plan.
  • Successful fundraising for delivery of river catchment improvement projects.
  • Knowledge sharing, to bring people together in a way of working that is inclusive, collaborative, cross boundary and catchment wide.

Finally, the role will take a lead in ensuring the Thames21 Catchment Officer/host role is resiliently funded by working closely with partner organisations to increase investment in catchment partnerships to deliver healthy rivers and catchments.

 

Key responsibilities

  • Work with Thames21’s Catchment Partnership Officers/hosts to develop their Catchment Partnership networks and ensure each is delivering against clear catchment and sub catchment action plans.
  • Lead on the administration and reporting of Catchment Partnerships programme and line management of the Catchment Partnership team.
  • Oversee the management of the Catchment Partnership Team budget, working proactively to identify and fill any funding shortfalls.
  • In partnership with the Head of Improving Rivers and Catchment Partnerships Officers, develop each catchment partnerships value to partner organisations with a view to them investing in the catchment partnership host role.
  • Support Thames21’s strategic work with external stakeholders through working alongside the Chief Executive Officer to administer the River Partnerships in London (RiPL) group.
  • Work closely with Environment Agency catchment coordinators to develop multi-year strategic approaches to delivering national Water Environment Improvement objectives and National Success Measures for Catchment Partnerships.
  • Help Catchment Partnership Officers identify, develop and raise funding for river catchment improvement projects, taking a leading role in strategic technical funding bids and working closely with the Heads of Improving Rivers and Fundraising team.
  • Contribute to the strategic direction of Thames21 Improving Rivers Team and long-term. sustainability of the organisation.
  • Arrange, host and coordinate Catchment Partnership Meetings including production of agendas, minutes and actions.
  • Oversee the delivery of strategic projects.

This job description cannot cover every issue or task that may arise within the post at various times and the post-holder will be expected to carry out other reasonable duties from time to time which are broadly consistent with other Thames21 activities and those in this document.

For more information, along with closing and interview dates and how to apply, please see the attached job description, which is available with this link. CPPM1125Ex

The closing date for applications is: 5pm Friday 2nd January 2026.

 Interview dates: Weeks commencing: 12th and 19th January 2026 (subject to change)

 

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