Senior Full Stack Software Engineer

We are looking for a highly skilled Senior E-Commerce Full Stack Software Engineer to design, develop, and optimise secure, high-performing B2C websites and shopping apps that deliver exceptional customer experiences and drive business growth.

You will work collaboratively with cross-functional teams including CRO and digital analytics analysts, SEO specialists, UX designers, and digital experience owners to build and maintain responsive, scalable solutions that integrate seamlessly with back-end services.

Key Responsibilities

• Develop and maintain conversion rate optimisation (CRO) and personalisation experiments (A/B tests).
• Implement SEO features and optimise web performance for speed, accessibility, and cross-browser compatibility.
• Build and maintain secure, high-performance websites and apps using HTML5, CSS, jQuery, ASP.NET , and cross-platform frameworks such as Apache Cordova and Ionic .
• Ensure compliance with UK regulations including UK-GDPR, PCI-DSS , and security best practices.
• Participate in Agile ceremonies and contribute technical insights to sprint planning and retrospectives.
• Stay up to date with emerging e-commerce technologies and industry trends.

What We’re Looking For

• 10+ years of software development experience, including at least 3 years in a full stack role.
• Proven track record in building scalable, secure transactional e-commerce websites.
• Strong knowledge of HTML5, CSS, JavaScript , and frameworks such as AngularJS and jQuery .
• Experience with ASP.NET, .NET , and back-end languages like C# or Java .
• Familiarity with digital marketing technologies (Adobe Launch, Adobe Analytics, Adobe Target) and performance optimisation techniques.
• Understanding of security best practices against vulnerabilities such as CSRF, XSS, and SQL injection.

Desirable:

• Experience with Agile methodologies and DevOps practices (CI/CD pipelines).
• Knowledge of digital merchandising and UK retail market e-commerce systems.

Why Join?

• Competitive salary and benefits package.
• Hybrid working for flexibility and work-life balance.
• Opportunity to work on high-impact projects that shape customer experience and business performance.