Senior Data Analyst

Closing Date

Job Title: Senior Data Analyst

Location: Durrington / Hybrid working

Contract Type: Permanent

Hours: 37 hours per week

Salary: from £45k

About the role

This is a key role within our Data & Analytics function, where insight plays a critical part in shaping decisions that matter. As a Senior Data Analyst, you’ll lead medium‑complexity analytical work from problem definition through to decision‑ready insight, helping the business make confident, evidence‑based choices.

You’ll work closely with stakeholders across the organisation, translating business questions into clear analytical approaches, improving the quality and consistency of analytical products, and influencing how data is used. It’s an ideal role for someone who enjoys blending hands‑on analysis with mentoring, standards and storytelling.

What you will be responsible for:

You’ll deliver high‑quality analytical products while helping raise capability and consistency across the wider analytics community.

This will include:

• Leading end‑to‑end analytical work, from framing the problem through to actionable insight and recommendations
• Designing robust metrics, reusable models and automated dashboards to support recurring decision‑making
• Translating ambiguous business questions into clear hypotheses, analytical plans and success measures
• Working with data engineering and BI teams to improve data models, semantic layers and data availability
• Reviewing and assuring analytical work, setting quality standards and coaching analysts in best practice
• Planning and prioritising work, managing dependencies and communicating progress to stakeholders

Additional requirements specific to the role

• Regular engagement with senior stakeholders and operational teams
• Contribution to shared standards, tooling and ways of working across the analytics function
• A strong focus on data quality, ethics and responsible use of insight

What you’ll bring to the role:

Essential

• Proven experience delivering business‑critical data analysis in a complex organisation
• Strong capability in problem framing, method selection and storytelling for non‑technical audiences
• Experience designing metrics, dashboards or analytical models that are reliable and repeatable
• Ability to influence stakeholders and challenge assumptions using evidence
• Experience coaching or supporting other analysts through review, feedback or pairing

Desirable

• Experience working with modern data platforms, semantic layers or automated reporting pipelines
• Exposure to data governance, data ethics or risk management considerations

Southern Water is at the forefront of transforming Britain’s water industry, investing significantly to enhance resilience, sustainability, and service excellence. With £7.8bn planned investment for 2025-30, this is an unparalleled opportunity to join a business committed to delivering a generational shift in the way water services are managed. 

You will be joining at a time of significant change, working alongside a highly skilled leadership team with a clear vision for the future. We offer an environment where senior professionals can make a meaningful impact, influence major strategic decisions, and drive long-term value creation 

At Southern Water, we believe diverse perspectives drive innovation. If you’re passionate about making a positive impact and think you can bring value to our team, we’d love to hear from you—even if you don’t tick every box. Your unique skills and experiences could be exactly what we need.

If this role isn’t quite what you’re looking for but are keen to be contacted about opportunities at Southern Water, you can register your details here: Introduce Yourself (myworkdaysite.com- Introduce Yourself) 

Our Commitment to Diversity 

We welcome applicants from all backgrounds, identities, and experiences. We do not discriminate based on race, ethnicity, gender, sexual orientation, age, disability, religion, or any other protected characteristic. If you need reasonable adjustments during the recruitment process, please let us know. 

Additional information: 

In line with Southern Water’s security requirements, successful candidates will be required to provide evidence of their identity, eligibility to work in the UK, criminal record check (DBS) and verification of their employment and/or education history for the past three years.  

Appointment to this role is subject to the successful completion of all pre‑employment checks, including security vetting.  

Please note that if a candidate does not meet the required security standards or fails to pass the vetting process, Southern Water reserves the right to withdraw the offer of employment. Some positions may also require higher levels of security vetting, which may involve providing additional documentation. 

#LI-HM1