Senior Front End Engineer

The Hut Group; England; On-site; GBP 60,000 - 80,000; Full time

Job summary

A leading e-commerce technology firm in the UK is seeking a Senior Frontend Software Engineer to join their team. This role involves architecting and developing high-performance e-commerce frontends in a JavaScript environment. The ideal candidate will have extensive experience in frontend development, particularly with headless architectures, and be passionate about delivering optimized user experiences. Competitive benefits and career development opportunities are included.

Benefits

25 days annual leave plus bank holidays

Enhanced maternity and paternity pay

Wellbeing support with access to in-house GP

Subsidised bus pass

Up to 50% staff discount on THG brands

Qualifications

• Proven experience architecting and delivering scalable frontend applications.
• Demonstrable experience managing end-to-end testing strategies.
• Strong leadership skills to manage complex projects.

Responsibilities

• Shape and define technical architecture of the application.
• Identify technical risks and develop mitigation strategies.
• Champion performance optimisation while ensuring accessibility.

Skills

JavaScript expertise (vanilla, ES6+, & modern frameworks)

Experience with headless SSG applications and GraphQL

Leadership and coaching skills

Event-driven programming knowledge

Experience in implementing testing strategies

Job description

Location: Icon 1, WA15 0AF

Tech at THG

Technology is the driving force behind THG, and it starts with our people. We are ambitious with our goals and challenge conventional thinking. THG Technology is different because we support every single person to make massive impact and drive their own work. Our people are always learning, and we work every day to ensure our technology is world class. This enables us to keep powering THG on a global scale.

Working specifically in the e-commerce squads, you will be responsible for the end-to-end operation, development and management of the Beauty & Nutrition storefronts. This uniquely provides a key opportunity to influence c. 140 locales across 15 high profile brands, utilise the latest technologies, innovate and make empowered choices that help shape the future of the THG commerce.

About the Role

We are seeking a highly skilled Senior Frontend Software Engineer to join our squads exclusively focused on building performant, secure, and accessible headless ecommerce frontends. You'll work predominantly in a JavaScript environment, leveraging modern technologies to deliver fast, scalable, and engaging customer experiences.

This role is ideal for a frontend specialist with strong technical depth, a keen eye for detail, and a passion for driving user-facing innovation within a complex ecommerce landscape.

As a Senior Frontend Engineer you will:

• Help shape & define the technical architecture of the application, including the system's components, data structures, communication protocols, and other technical details
• Identify potential technical risks and develop strategies to mitigate them, ensuring that the application is secure, robust and reliable
• Champion performance optimisation across the frontend stack while ensuring accessibility and observability are baked into all solutions
• Deeply committed to crafting intuitive, impactful, and optimised user experiences that turn complex workflows into seamless, engaging journeys
• Share your knowledge within a democratic team of experts, to achieve optimal solutions
• Foster a culture that encourages the growth of a highly performant team
• Mentor junior developers and contribute to technical decision-making within the squad

What skills and experience do I need for this role?

• Proven experience architecting, developing, and delivering scalable, high-performance frontend applications
• Expert in JavaScript (vanilla, ES6+, & modern frameworks)
• Experience of headless SSG applications and GraphQL
• Delivery of performant, maintainable, and reusable code that adheres to best practices and coding standards
• A solid understanding of events and event-driven programming, inheritance, throwing/catching errors, asynchronous vs synchronous programming
• Demonstrable experience implementing & managing end-to-end / unit / integration testing strategies across a team
• Strong leadership and coaching skills, able to manage the delivery of complex projects and features with team members

What's in it for me?

Career Development

• Access bespoke development programmes that have been designed and developed by our in-house L&D team.
• Continued development through our upskilling programme that is delivered in partnership with an industry-leading training provider.

Enhanced Leave

• 25 days annual leave plus bank holidays.
• Don't want to work on your birthday? We don't either! Enjoy your day off on us!
• Enhanced maternity and paternity pay, depending on length of service.
• Up to 10 days compassionate leave.
• Buy back up to 3 days each year.
• Unlock 2 days volunteer leave after 12-months.

Wellbeing Support

• Access face-to-face and virtual appointments with our in-house GP.
• Access our in-house CBT therapist.
• Access our 247 Employee Assistance Programme (EAP) which is provided by Bupa.
• State-of-the‑art on‑site gym.
• Access to our on‑site physio.

Other Perks

• Save up to 12% on the cost of personal tech through our salary sacrifice scheme.
• Subsidised bus pass from Manchester City Centre to our ICON office.
• Up to 50% staff discount on THG brands.
• On‑site staff shop.
• Access to on‑site barber.
• Know someone who would be perfect for THG? Refer them and get up to £1000 when they pass their probation.
• Anniversary gifts when you hit 5 and 10 years of service.