Senior Front-End Developer (React.js/Next.js)

STRICTLY NO AGENCIES: We are only accepting direct applications for this role. Any unsolicited CVs sent will be treated as a gift and will not be subject to any terms or fees. RECRUITERS: DO NOT CALL OR EMAIL US REGARDING THESE ROLES THIS IS A HYBRID ROLE WITH THREE DAYS IN OUR LONDON OFFICE We are a highly successful UK based Events Management SaaS company looking for an ambitious Next.js Product Developer to help oversee the next phase of development of our suite of products. As an accomplished Front-End Senior Engineer you will have a solid track record of designing highly scalable technology platforms. We are gearing up for the next stage of our journey and invite you to discuss how we can collaborate whilst supporting your personal growth. Role Info: Current Tech Includes: React.js, Next.js (14+), JavaScript, HTML5, CSS3. Methodologies: Agile/Kanban, TDD/BDD, Continuous Integration and Delivery, AI-assisted development with Cursor & Claude. Who we are: With an existing and highly satisfied customer base of very well-known large international blue chip enterprises, we are a secure and dynamically growing Software business with a 20-year history of stability and profit from offices in Farringdon, London. Our client list includes Deutsche Bank, Santander, BNPP, Ford, Kia, Toyota, Linklaters, Clifford Chance, Freshfields etc. Front-End Developer Role:We are seeking a highly skilled and experienced Next.js Developer to join the front-end team and drive forward the rebuild of our platform. If you are enthusiastic about creating high-quality, user-friendly applications and enjoy working in a collaborative environment, we want to hear from you. While we have highly skilled developers within our teams, your role will be to provide a more holistic view to our product offering. You will be working with our dev team to design efficient and future-proof interfaces, acting as a key driver for the front-end architecture. You will also be expected to leverage AI-assisted development tooling including Cursor and Claude to accelerate delivery, improve code quality, and embed intelligent development practices across the team. Requirements You will:

• Drive forward the development of the frontend of our platform using React.js and Next.js (14+).
• Convert designs and wireframes into high-quality code.
• Optimise applications for maximum speed, scalability, and responsiveness.
• Ensure consistent implementation of brand and design guidelines across all platforms.
• Develop and maintain reusable code and libraries for future use.
• Conduct thorough testing and debugging to ensure the seamless functioning of applications.
• Collaborate with cross-functional teams, including product managers, developers, and stakeholders, to define and implement innovative solutions for the product direction, visuals, and user experience.
• Drive adoption of AI-assisted development practices, including Cursor and Claude, across the engineering team.

What are the role requirements? You will have experience with most of the following:

• A minimum of 5 years of experience as a React.js/Next.js Developer, preferably working on a SaaS product.
• Proficient understanding of web markup, including HTML5, CSS3, and JavaScript.
• Knowledge of code versioning tools, such as Git.
• Excellent problem-solving skills and a keen eye for detail.
• Strong communication and teamwork skills, with the ability to work effectively with cross-functional teams.
• Proficiency using AI coding tools such as Cursor and Claude to write, review, refactor, and document code efficiently.

Technical Experience:

• Languages: JavaScript, HTML5, CSS3.
• Frameworks: React.js, Next.js (14+).
• AI Development Tools: Cursor IDE, Claude (Anthropic), prompt engineering for code generation and review.

Benefits We are extremely ambitious, with bold targets designed to place us among the very best in our industry. As part of our team, you'll have access to multiple career progression routes — from people and leadership roles to product expertise and project management. The direction you take is yours to choose, and we'll be on hand with the guidance and support you need to succeed.We offer a highly collaborative working environment, excellent support for career progression, and a strong commitment to developing our people — including investment in AI tooling and training. Benefits include:

• Company pension scheme
• Gym membership
• Hybrid working (3 days a week in our Farringdon, London office)
• Vibrant location with a top-quality coffee shop next door and a bustling food market right outside

We are an equal opportunities employer. You must be eligible to work in the UK, hold a valid visa or UK residency, and be currently based in the UK. You must also be prepared to undergo high-level security clearance. Salary: £55,000-60,000 Location: London NO AGENCIES – Please do not attempt to canvas from here.