Campaign Marketing Manager

Southern Water; Durrington; Hybrid; GBP 45,000 - 55,000; Full time

Job summary

Southern Water is seeking a Campaign Marketing Manager in Durrington (Worthing) on a hybrid basis, with 2 days onsite and 3 days home. This 10-month fixed-term contract supports maternity cover and involves leading customer-focused campaigns across channels.

You will turn business priorities into engaging campaigns, shape strategy using insights, and measure ROI. Collaboration across marketing, PR, digital, and stakeholder engagement is essential to deliver brand-aligned communications.

Qualifications

• Proven experience planning and delivering creative, data-led marketing campaigns across multiple channels.
• Strong ability to translate business priorities into campaign strategies and delivery plans.
• Excellent stakeholder management and collaboration with internal teams and agencies.
• Solid project management skills including budgets, timelines and deadlines.

Responsibilities

• Plan and deliver integrated multi-channel marketing campaigns for key priorities and brand
• Translate insights into clear campaign strategies, messaging and delivery plans
• Build internal relationships to ensure consistent messaging across channels
• Manage external agencies, briefs and partner delivery of insights-driven work
• Oversee budgets, timelines and priorities to ensure on-time activity
• Measure performance and ROI, sharing results and applying learnings
• Act as a brand guardian ensuring materials follow brand guidelines and tone
• Identify opportunities for new approaches and channels to boost engagement

Skills

Campaign management

Multi-channel marketing

Data-driven campaigns

Stakeholder communication

Project management

Budget management

Brand guidelines

Test & learn

Education

CIM or equivalent

Tools

Email marketing tools

Job description

Closing Date

2026-10-04

Job Title

Campaign Marketing Manager

Location

Durrington, Worthing - hybrid working, with two days onsite and three days working from home

Contract Type

10-month fixed-term contract covering maternity leave

Hours

37 hours per week

Salary

Up to £50,000 per annum, depending on skills, experience and qualifications

About the role

We're looking for a creative and proactive Campaign Marketing Manager to join our Marketing and Brand team, leading the planning and delivery of customer-focused marketing and communications campaigns across multiple channels.

You'll turn key business priorities into clear, engaging campaigns that help build trust in Southern Water, strengthen our brand reputation and educate customers and communities at a pivotal time for the water industry. Using customer insight and performance data, you'll shape the campaign approach, measure success and apply a test-and-learn mindset to continually improve results and return on investment.

You'll work collaboratively across the business and with external agency partners to make sure campaigns are fully integrated across marketing, PR, digital, internal communications and stakeholder engagement. You'll bring fresh ideas, confident project leadership and a strong understanding of how consistent messaging and creative execution come together to make an impact.

This is a great opportunity to join a supportive, collaborative team and deliver meaningful work for a business committed to environmental sustainability and excellent customer service.

What you'll be responsible for

• Planning and delivering integrated, multi-channel marketing campaigns that support Southern Water's strategic priorities and enhance brand reputation
• Translating customer insight and business objectives into clear campaign strategies, messaging and delivery plans
• Building strong internal relationships to ensure campaigns are joined up and messaging is consistent across all customer and stakeholder channels
• Managing external agencies, developing clear briefs and challenging partners to deliver creative, insight-led work
• Overseeing campaign budgets, timelines and priorities to ensure activity is delivered effectively and to deadline
• Measuring campaign performance and return on investment, sharing clear results and using learning to optimise future activity
• Acting as a brand guardian, ensuring campaign materials follow our brand guidelines and tone of voice
• Identifying opportunities for new approaches, channels and ideas that improve customer understanding, trust and engagement

What you'll bring to the role

Essential

• Proven experience planning and delivering creative, data-led marketing campaigns across multiple channels
• A proactive, ownership-driven approach, with the confidence to move work forward and solve problems
• Strong stakeholder management skills and experience working collaboratively with internal teams and external agency partners
• Excellent project management skills, including managing budgets, competing priorities and demanding deadlines
• Strong written and verbal communication skills, with the ability to develop clear, engaging customer messaging
• The ability to analyse campaign metrics, evaluate performance and use insight to improve results
• Hands-on experience using email marketing tools and delivering digital campaign activity
• Confidence developing innovative campaign strategies and managing cross-functional relationships

Desirable

• A recognised marketing qualification, such as CIM or an equivalent

About Southern Water

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 team with a clear vision for the future. We offer an environment where professionals can make a meaningful impact, influence how we engage with customers and communities, and help build long-term trust in our brand.

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.