Coding Developer in Manchester

Coding Developer in Manchester

Manchester Full-Time 50000 - 60000 £ / year (est.) Home office (partial)
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At a Glance

  • Tasks: Create and analyse A/B tests to enhance digital platforms and customer experiences.
  • Company: Dynamic digital performance business with a strong culture of experimentation.
  • Benefits: Competitive salary, bonus scheme, hybrid work model, and career progression.
  • Other info: Join a collaborative team focused on data-driven growth and innovation.
  • Why this job: Make a real impact on high-traffic digital products while working with cutting-edge tools.
  • Qualifications: Experience in HTML, CSS, JavaScript, and CRO platforms is essential.

The predicted salary is between 50000 - 60000 £ per year.

This is a rare opportunity to join a growing digital business where experimentation sits at the heart of decision making. With strong investment in CRO and testing, you will play a key role in creating, deploying, and analysing experiments across high traffic digital platforms. This position offers the chance to make a direct commercial impact while working with modern experimentation tools and technologies.

The Company

They are an established digital performance business operating across multiple international markets. Through a portfolio of proprietary digital platforms, they manage and optimise the full customer journey from acquisition through to conversion. Their data-driven approach to growth has created a strong culture of experimentation, with significant opportunities to improve customer experiences through testing. Continued expansion has led to investment in building internal CRO and experimentation capability.

The Role

  • As a CRO Developer, you will be responsible for building, implementing, and maintaining A/B tests and experiments across a range of digital products.
  • You will work closely with analysts, marketers, designers, and stakeholders to translate hypotheses into live experiments that drive measurable business results.
  • Build and deploy A/B and multivariate tests using HTML, CSS, and JavaScript.
  • Develop high-quality experiment code across websites and digital platforms.
  • Work with CRO and product stakeholders to turn testing ideas into live experiments.
  • Implement personalisation and experimentation campaigns using leading CRO tools.
  • Ensure experiments are technically robust, performant, and accurately tracked.
  • Debug, troubleshoot, and optimise testing implementations.
  • Collaborate with analytics teams to support experiment measurement and reporting.
  • Contribute to experimentation best practices, processes, and governance.
  • Identify technical opportunities to improve customer journeys and conversion performance.

Your Skills & Experience

  • Strong commercial experience as a CRO Developer, Front End Developer, or Experimentation Developer.
  • Hands-on experience building and deploying experiments using HTML, CSS, and JavaScript.
  • Experience with CRO and experimentation platforms such as Optimizely, VWO, AB Tasty, Convert, Dynamic Yield, or similar.
  • Strong understanding of A/B testing methodologies and experimentation principles.
  • Experience working with web analytics and performance measurement tools.
  • Ability to write clean, efficient, and maintainable front-end code.
  • Understanding of customer journeys, user behaviour, and conversion optimisation.
  • Comfortable working closely with technical and non-technical stakeholders.
  • Experience within performance marketing, ecommerce, lead generation, or high traffic digital environments is beneficial.

What They Offer

  • £50,000 - £60,000 base salary.
  • Bonus scheme.
  • Hybrid working model with flexibility.
  • Opportunity to help shape a growing experimentation function.
  • Exposure to high traffic digital products and large-scale testing programmes.
  • Strong career progression opportunities.
  • Collaborative and data-driven environment.

How to Apply

If you are a CRO Developer with experience building and deploying experiments using HTML, CSS, and JavaScript, apply now to learn more about this opportunity.

Coding Developer in Manchester employer: Harnham

As a leading specialist data consultancy, we pride ourselves on fostering a collaborative and innovative work culture that empowers our Analytics Engineering Consultants to thrive. With a focus on professional development, we offer extensive growth opportunities and the chance to work on high-impact projects across diverse industries, all while enjoying the flexibility of remote work in the UK. Join us to be part of a team that values your expertise and encourages you to influence strategy and drive meaningful change for our clients.

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Contact Details:

Harnham Recruitment Team

We think you need these skills to ace Coding Developer in Manchester

A/B Testing
HTML
CSS
JavaScript
CRO Tools (e.g., Optimizely, VWO, AB Tasty)
Experimentation Methodologies
Web Analytics