Front End Engineer – HTML, CSS, JavaScript | Remote | Definitive

Definitive, a leading technology-driven company, is hiring a Front End Engineer with strong expertise in HTML, CSS, and JavaScript to join its dynamic remote team. This is a fantastic opportunity for a developer with 1–2 years of front-end experience looking to grow their career in a fast-paced, innovative environment.

The ideal candidate will hold a degree in Computer Science, Engineering, or possess equivalent practical experience. Proficiency in modern front-end frameworks like React or Vue is essential, along with a passion for clean, user-friendly design and responsive development.

Join Definitive and help build high-quality digital experiences while working from anywhere. Apply today to become part of a forward-thinking team shaping the future of web technology.

Position: Front End Engineer

Salary: £40,000 – £60,000 per annum

Job Type: Full Time

Location: Remote

About the Role

Front-End Engineer | HTML, CSS, JavaScript | Hybrid or Fully Remote (UK-Based)

Location: West London (2 days/week) or Fully Remote (UK only)

Salary: £40,000 – £60,000 per annum

Work Type: Full-Time | Permanent

Level: 1–2 years’ experience

Are you a creative and detail-oriented front-end developer who loves building beautiful, responsive user interfaces? Do you want to work on intelligent products that harness the power of AI to solve real-world challenges? This could be the perfect next step in your career.

We’re a research-driven AI company making complex solutions accessible through intuitive design. Join our talented team in transforming how users interact with powerful data-driven tools.

About the Role

As a Front End Engineer , you’ll work closely with cross-functional teams to create seamless user experiences that bring AI-driven functionality to life. This is a fantastic opportunity for someone early in their career who is excited about building elegant and scalable web interfaces.

Responsibilities

  • Build and maintain dynamic front-end features that integrate with AI-powered products
  • Collaborate with product, back-end, and design teams to define and deliver new features
  • Write clean, accessible, and maintainable HTML, CSS, and JavaScript
  • Ensure performance, responsiveness, and cross-browser compatibility
  • Optimize UI for speed and reliability across platforms and screen sizes
  • Troubleshoot and debug issues, providing effective, long-term solutions
  • Contribute to front-end architecture, build systems, and deployment workflows
  • Stay on top of emerging web technologies and best practices

Requirements

  • Degree in Computer Science, Engineering, or equivalent practical experience
  • 1–2 years of experience in front-end development or web technologies
  • Strong skills in HTML, CSS, JavaScript, and front-end frameworks (e.g. React, Vue, etc.)
  • Experience building responsive interfaces and working with CSS libraries
  • Understanding of RESTful APIs and integration with back-end systems
  • Familiarity with Git, build tools, and package managers
  •  A keen eye for clean UI design and user experience
  • Self-starter attitude with strong problem-solving skills

Preferred (But Not Essential)

  • Experience in SaaS or fast-paced tech environments
  • Familiarity with TypeScript and modern JavaScript features
  • Knowledge of web security best practices
  • Exposure to UI/UX design principles and close work with designers
  • Excellent communication and teamwork skills

Benefits

  • Free breakfast, snacks, and drinks every day
  • Weekly team lunches on Mondays and Fridays
  • Team socials – from bowling nights to board games
  • Annual summer retreat – all expenses paid
  • Latest tech gear
  • Generous holiday allowance
  • Pension contributions
  • Hybrid flexibility or fully remote (UK residents only)

Apply now to work on world-class AI products in a front-end role where your creativity and code make a direct impact.

Required Documents

  1. CV/Resume
  2. Cover Letter

Application Process

To apply for this role, please CLICK HERE

Application Deadline

Open until filled

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