Marketing Effectiveness Lead

Who we are:

interactive investor is an award-winning investment platform that puts its customers in control of their financial future.

We’ve been helping investors for nearly 30 years. We’ve seen market highs and lows and been resilient throughout. We’re now the UK’s number one flat-fee investment platform, with assets under administration approaching £75 billion and over 450,000 customers.

For a simple, flat monthly fee we provide a secure home for your pensions, ISAs and investments. We offer a wide choice of over 20,000 UK and international investment options, including shares, funds, trusts and ETFs.

We also bring impartial, expert content from our award-winning financial journalists, highly engaged community of investors, and daily newsletters and insights.

What we stand for:

It’s simple … we want to help people confidently take control of their financial future, for interactive investor to go from strength to strength and be a workplace where we can all thrive. Our customer-driven approach and bold values sit at the heart of this. We are honest, straight talking and transparent with our customers and our colleagues. We are decisive and take ownership of what we say and deliver. We are ambitious and passionate and encouraged to fight for what we believe is right for our customers, our teams, ourselves and interactive investor.

Purpose of the role:

The Marketing Effectiveness Lead will play a key role in measuring and improving the performance of our marketing activities. You will work closely with data, finance and commercial teams to ensure our marketing spend is effective, and our campaigns deliver measurable results.

This is a newly created role, offering the opportunity to shape the approach to marketing effectiveness from the ground up and embed it within the business.

Requirements

Key Responsibilities

• Devise and apply a measurement framework across all ii media channels, online and offline.
• Lead full funnel post-campaign reviews to evaluate the effectiveness of marketing activity across teams, leverage campaign insights to recommend future optimisations.
• Analyse marketing performance data to identify trends, opportunities, and areas for improvement.
• Analyse marketing performance across the entire customer journey, from awareness through to conversion, ensuring a cohesive understanding of effectiveness at each stage.
• Ensure that data insights are actionable and fed into future marketing learning, providing clarity on the “WHY” behind campaign successes or areas for improvement.
• Build and nurture strong, collaborative relationships across Marketing, Finance, and Data teams to drive aligned decision-making
• Work with the data team to ensure econometric models are effectively applied in marketing planning and performance analysis.
• Work closely with the commercial and finance teams to ensure marketing spend is efficient.
• Leverage internal and external data to develop comprehensive insights on customer behaviour, campaign performance, and market trends.
• Demonstrate the impact of channels (organic, paid, by platform, and media format) on awareness, consideration, conversion and customer acquisition, retention, and lifecycles.

Skills and experience

• Strong background in evaluating large-scale media investment across multi-channel environments, ideally within financial services.
• Confident working with SQL, PBI and managing large datasets.
• Demonstrated ability to spot opportunities, drive media efficiency, and contribute to commercial growth.
• Proactive and solutions-focused, with a collaborative mindset and ability to navigate cross-functional teams.
• Organised and detail-oriented, with a high standard of rigour in approach.
• Clear and effective communicator, able to distil complex ideas into straightforward insights.

Personal Attributes:

STRAIGHT TALKING | MOVING WITH SPEED | OWNING THE OUTCOME

• Clear communicator
• Strong team player
• Demonstrated passion and drive for delivering the best outcome
• Moving with speed – delivering faster and better
• Decisive and take ownership of outcomes
• Not afraid to challenge and be open to challenges

Benefits

• Group Personal Pension Plan – 8% employer contribution and 4% employee contribution
• Life Assurance and Group Income Protection
• Private Medical Insurance – Provided by Bupa
• 25 Days Annual Leave, plus bank holidays
• Staff Discounts on our investment products
• Personal & Well-being Fund – Supporting your physical and mental wellness
• Retail Discounts – Savings at a wide range of high street and online retailers
• Voluntary Flexible Benefits – Tailor your benefits to suit your lifestyle

Please Note: We will do our utmost efforts to respond to all applicants. However, due to the high volume of applications we're currently receiving, if you haven't been contacted within 30 days of application, please consider unsuccessful.

interactive investor operates in accordance with the UK Equality Act 2010. We welcome applications from individuals of all ages, disabilities, gender identities, marital status, pregnancy/maternity, race, religion or belief, sex, and sexual orientation. We are committed to treating all applicants fairly and making reasonable adjustments where needed to support disabled applicants. We actively prevent all forms of discrimination, harassment, and victimisation—whether direct, indirect, associative, or perceptive

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