Powered by Water, Driven by Purpose
South West Water keeps the South West flowing with safe, reliable drinking water and wastewater services across some of the UK’s most stunning landscapes.
We’re proud to be part of Pennon Group, a leader in the UK water sector, working towards a greener future. Our goals? As well as lowering our carbon footprint, we’re working with partners to plant 300,000 trees, restore peatlands and supporting farmers and landowners to improve water quality and wildlife.
Whether you’re starting out or seeking a new challenge, our scale and ambition create opportunities for you to shape your own career.
Ready to make a splash? Join our team today.
As a Laboratory Scientist (Chemistry), you will play a critical role in ensuring high-quality scientific analysis that supports operational, regulatory, and customer needs. You will deliver accurate and reliable microbiological or chemical testing while maintaining strict compliance with quality and safety standards.
Conduct chemical analysis using approved laboratory methods
Maintain laboratory records in line with ISO17025:2017 and accredited quality systems
Perform routine calibration and maintenance of laboratory instruments
Plan and prioritise daily workload to support efficient laboratory operations
Validate analytical results and determine suitability for reporting or further investigation
Interpret and report results to internal and external stakeholders, responding to technical queries
Identify, investigate, and document non-conformances, escalating where appropriate
Support training and development of colleagues when required
Contribute to method development and continuous improvement initiatives
Promote and comply with Health & Safety and quality policies
Maintain professional competency and support CPD requirements
Participate in out-of-hours standby rota where required
Minimum 5 GCSEs (including Maths, English, and Science)
A-Level (or equivalent) in a relevant science (Chemistry or Biology)
Degree, HNC, or NVQ in a scientific discipline (desirable)
Strong understanding of laboratory Health & Safety practices
Excellent attention to detail and problem-solving ability
Proficiency in Microsoft Office (Excel, Word, PowerPoint)
Strong written and verbal communication skills
Ability to organise and prioritise workload effectively
Methodical and highly organised approach
High integrity and commitment to accurate results
Self-motivated and results-driven
Calm under pressure and adaptable to change
Proactive problem-solver with strong ownership mindset
Willingness to work flexible hours including evenings and weekends
Participation in emergency standby rota
Commitment to continuous professional development
Willingness to progress within a structured career pathway
Closing Date: 16th July 2026
We may close this vacancy early if we receive a high volume of applications. We encourage you to apply as soon as possible.
Please note that the successful candidate will be subject to a mandatory DBS check as part of the onboarding process.
Be yourself, we like it that way. Together, we will build a culture of belonging, where inclusion is instinctive. Diversity is our strength and a reflection of our communities. We care, we value everyone, we celebrate uniqueness.
Our core values, which are essential to our success, are:
Be Rock Solid - Build trust and be trusted. Be the one we all look to and can depend on.
Be You - We want you to bring your best everyday. Be yourself and make your mark in your individual way.
Be the Future - Embrace change. Drive Progress. Own the challenge.
