> Markdown version of [/jobs/ext/2795992-senior-front-end-developer](https://www.wearedevelopers.com/jobs/ext/2795992-senior-front-end-developer). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md).

---

# Senior Front End Developer

- **Company:** New Step Recruitment
- **Location:** London, UK
- **Experience:** Expert
- **Contract:** Permanent contract
- **Skills:** Agile Methodology, Browser Compatibility, Software Bug Management, Cascading Style Sheets (CSS), Cloud Computing, Continuous Integration, Software Design Patterns, Human-Computer Interaction, Object-Oriented Software Development, TypeScript, ReactJS, Caching, Integration Tests, Npm(Software), Front End Software Development, Restful APIs
- **Published:** September 8, 2026
- **Apply:** https://www.collegerecruiter.com/job/2840620022-senior-front-end-developer

## About the Role

We are seeking a dynamic and talented person with solid commercial experience, including a period in a senior or leadership capacity, mentoring others. The successful candidate will be able to show work produced from this period and describe their specific inputs. They should have a strong understanding of UX/UI design, cross-browser compatibility, general web functions and standards, and a demonstrable ability to create rich front-end functionality and work with data., The successful candidate must be a team player and effective communicator, confident in their capability, while recognizing areas for development. They should have a natural ability to develop others, nurture best practice, and maintain consciousness in everyone. They must also think creatively and always seek new and more efficient ways to improve the application and associated development processes., * TypeScript

 * React (16.8+)
 * Testing frameworks
 * SCSS
 * RESTful APIs

It would also be advantageous if you had exposure to any of the following

 * Experience of CI/CD
 * Knowledge of Object Oriented Design
 * Security management
 * Caching techniques
 * Cloud technologies
 * Creating and managing NPM packages
 * Working in Agile teams
 * Integration testing
 * Experience contributing to the architecture/design of new or current applications (micro frontends, design patterns, reliability, scaling, automation)

## Description

You will be part of an exciting team responsible for developing our cloud-based web interface, supporting advanced analytics, complex mapping and immersive visualisation. Our platform is currently used by our largest clients across the world, and you'll be working with our team to scale it.

The specific duties include:

 * Building a dynamic and responsive user interface.
 * Contributing and developing UI experiences to our one technology platform.
 * Managing your work and the work of your reports across multiple projects.
 * Coaching and mentoring other Front-End Developers within the Unit.
 * Leading code/design reviews on new and existing projects.
 * Building functionality to be used on desktop, tablet and mobile devices.
 * Managing multiple projects at various stages of the development lifecycle in parallel, working on both high and low specification jobs; overseeing optimisation, refactoring, bug fixing and conducting peer reviews.


## Related Videos

- [Watch Tests Go Brrrr! : Getting Started with Cypress in ReactJS](https://www.wearedevelopers.com/videos/282-watch-tests-go-brrrr-getting-started-with-cypress-in-reactjs)
- [But, you're not Facebook](https://www.wearedevelopers.com/videos/378-but-you-re-not-facebook)
- [Do TypeScript without TypeScript](https://www.wearedevelopers.com/videos/327-do-typescript-without-typescript)
- [HTTP headers that make your website go faster](https://www.wearedevelopers.com/videos/1676-http-headers-that-make-your-website-go-faster)
- [Microfrontends at Scale](https://www.wearedevelopers.com/videos/236-microfrontends-at-scale)
- [Vuejs and TypeScript- Working Together like Peanut Butter and Jelly](https://www.wearedevelopers.com/videos/127-vuejs-and-typescript-working-together-like-peanut-butter-and-jelly)

## Related Articles

- [The Best 7 Frontend Frameworks for Developers in 2025](https://www.wearedevelopers.com/magazine/400-the-best-7-frontend-frameworks-for-developers-in-2025)
- [16 Best Free React UI Libraries in 2025](https://www.wearedevelopers.com/magazine/148-16-best-free-react-ui-libraries-in-2025)
- [Frontend Developer Salary in The UK](https://www.wearedevelopers.com/magazine/233-frontend-developer-salary-in-the-uk)
- [25 Essential Tools for Front End Developers](https://www.wearedevelopers.com/magazine/210-25-essential-tools-for-front-end-developers)
- [React Developer Salary [2023]](https://www.wearedevelopers.com/magazine/198-react-developer-salary-2023)
- [Top 7 CSS Frameworks in 2025](https://www.wearedevelopers.com/magazine/362-top-7-css-frameworks-in-2025)