At a Glance
- Tasks: Build and implement A/B tests while collaborating with a dynamic team.
- Company: Fast-growing digital optimisation consultancy focused on innovation and measurable results.
- Benefits: Salary up to £60,000, hybrid working, and clear progression opportunities.
- Other info: Supportive culture prioritising learning and continuous improvement.
- Why this job: Join a close-knit team and make a real impact on diverse client projects.
- Qualifications: Strong experience in CRO development and front-end coding skills.
The predicted salary is between 50000 - 60000 £ per year.
A unique opportunity to join a fast-growing digital optimisation environment where experimentation sits at the heart of decision-making. This role offers the chance to work across a diverse client base, delivering impactful testing programmes while developing your expertise across multiple CRO platforms and technologies.
The Company
They are a specialist digital optimisation consultancy focused on improving website performance through experimentation, analytics, and SEO. The business has grown steadily in recent years and is recognised for delivering measurable improvements in conversion and user experience for its clients. With a collaborative and learning-driven culture, they prioritise innovation, development, and high-quality delivery. You will be joining a close-knit team where your work has visible impact.
The Role
- Build, implement, and QA A/B and multivariate tests across client websites
- Develop high-quality front-end code using HTML, CSS, and JavaScript
- Work closely with analysts, designers, and strategists to bring test ideas to life
- Configure experiments within tools such as AB Tasty, Optimizely, VWO, or similar platforms
- Manage multiple experiments simultaneously in a fast-paced environment
- Ensure robust QA processes and maintain high technical standards
- Collaborate with stakeholders across different functions and client teams
- Contribute to best practices and support continuous improvement within the experimentation function
Your Skills and Experience
- Strong commercial experience in CRO development and experimentation
- Proven front-end development capability with HTML, CSS, and JavaScript
- Experience working with A/B testing or personalisation platforms such as AB Tasty, Optimizely, VWO, or similar
- Ability to manage multiple projects and stakeholders across different business areas
- Experience in agency environments or working across multiple brands or business units
- Strong problem-solving skills with attention to detail and quality
- Confident communicator able to explain technical concepts clearly
What They Offer
- Salary up to £60,000 depending on experience
- Hybrid working model with flexibility on office days
- Opportunity to work across a wide variety of clients and platforms
- Clear progression path with scope to develop into more senior or leadership responsibilities
- Supportive team culture focused on learning and continuous improvement
How to Apply
If you are interested in this CRO Developer role, please apply with your CV to discuss the opportunity in more detail.
Senior CRO Developer in Slough employer: Harnham
Join a dynamic digital optimisation consultancy in London, where experimentation drives innovation and decision-making. With a hybrid working model and a strong focus on employee development, you'll have the opportunity to work with diverse clients while honing your skills in a supportive, collaborative environment. The company prioritises continuous improvement and offers clear pathways for career progression, making it an excellent choice for those seeking meaningful and impactful work.
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We think this is how you could land Senior CRO Developer in Slough
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We think you need these skills to ace Senior CRO Developer in Slough
Some tips for your application 🫡
Show Off Your Passion for Learning:When applying for a role in digital learning and education at Harnham, make sure to sprinkle your application with examples of your enthusiasm for teaching and learning technologies. Share specific experiences where you've used, designed, or implemented digital learning solutions, as this shows us that you truly get the field.
Highlight Relevant Education and Certification:In the digital learning space, having a strong educational background can set you apart. Don't shy away from showcasing your degrees, certifications, or relevant courses related to e-learning, instructional design, or educational technology. We love seeing candidates who have actively invested in their learning journey!
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Craft a Compelling Cover Letter:In your cover letter, express not just your qualifications, but your vision for the future of digital education. Discuss how your experiences align with the mission of Harnham and highlight any innovative ideas you might have for enhancing learning experiences. This is your chance to connect with us on a deeper level!
How to prepare for a job interview at Harnham
✨Get Hands-On with Learning Technologies
Familiarise yourself with common digital learning tools and platforms, like LMS systems or authoring tools that Harnham might use. Understanding these will give you an edge and show you’re ready to jump in from day one!
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