ReactJS Developer

We're seeking a ReactJS Developer to join our growing technology team. This is an opportunity to work on dynamic, user-facing applications using modern JavaScript frameworks within a collaborative, fast-paced environment.

Roles of this type could provide meaningful exposure to real-world product development, delivering solutions that make a measurable impact. Please note the content of this advert does not represent a live vacancy. About the opportunity This is a contract role based in London, where you could contribute to the development and maintenance of React-based applications.

You would be working within a hybrid setup, collaborating with cross-functional teams to build responsive, scalable front-end solutions. The work could involve partnering with backend services, integrating APIs, and working within agile delivery cycles to ship features that matter.

Typical role overview Location: London, Greater London, England - hybrid Type: Contract Full-time Rate: £500-700 per day Experience level: 5-10 years Domain: Software development front-end engineering What you would do Typical responsibilities could include: Developing and maintaining React components and applications using modern JavaScript practices Writing clean, maintainable code and contributing to code reviews within the team Collaborating with backend developers to integrate APIs and microservices Working within agile sprints to deliver features on schedule Troubleshooting and debugging front-end issues across browsers and devices Contributing to the technical design and architecture decisions for UI features Participating in knowledge-sharing and continuous improvement of development practices What you could bring Most roles of this type require the following: Must-have 5-10 years of professional development experience Strong proficiency in JavaScript and React Experience building scalable, responsive user interfaces Familiarity with modern development tools and version control (Git) Bachelor's degree in Computer Science or equivalent professional experience Ability to work effectively within an agile team environment Authorization to work in the United Kingdom Nice-to-have Experience with Next.js or other React-based frameworks Knowledge of Tailwind CSS or similar utility-first styling approaches Familiarity with CI/CD pipelines and containerization (Docker, Kubernetes) Experience with cloud platforms (AWS, Azure, or GCP) Agile or Scrum certification Meta Front-End Developer Certificate or similar JavaScript certification Proficiency with Excel or data visualization tools What roles of this type could offer Most roles of this type offer the following, dependent on the industry and seniority of

the role

Competitive daily rate of £500-700, depending on experience and expertise The opportunity to work on modern, user-focused technology within a hybrid environment Exposure to evolving front-end technologies and best practices Collaboration with experienced engineers across distributed systems and microservices architectures Flexible working arrangements with remote flexibility where appropriate Professional development through exposure to agile methodologies and collaborative problem-solving Access to a supportive technology community with opportunities to expand your skillset About SThree SThree is the global STEM workforce consultancy.

We advise businesses, build expert teams and deliver project solutions to outpace tomorrow, together. Across the UK, we connect talented specialists with cutting-edge opportunities across technology, engineering, life sciences and financial services supported by our offices in London, Birmingham, Manchester, Glasgow and Leeds How to register interest If you are interested in being added to our database to be considered for future opportunities, registering is quick and easy.

No cover letter required. We will be in touch when we are instructed on these roles to discuss the next step in your career.

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