Frontend Developer - React (Senior/Strong Middle)

Madfish; Remote; GBP 50,000 - 70,000; Full time

Job summary

A leading fintech company in the UK is seeking a skilled developer to enhance product features and user experiences. You will be responsible for building new applications and optimizing existing ones using TypeScript and React. The ideal candidate has 3-5 years of experience in these technologies, along with strong HTML/CSS skills. The role offers remote work and excellent career prospects, along with competitive compensation and benefits including vacation days and performance reviews.

Benefits

Career prospects

Competitive compensation

20 days of vacation time

Sick leaves

Additional birthday day off

Qualifications

• 3-5+ years of experience with TypeScript.
• 3-5+ years of experience with React, including 1+ year with React 16.8+.
• Good layout skills with HTML/CSS.
• Work with technical documentation in English and fluent Russian.

Responsibilities

• Build new product features end-to-end, from concept to release.
• Improve existing applications through refactoring and maintainable code.
• Investigate and fix bugs for a smooth user experience.
• Collaborate with backend engineers on API contracts.
• Take part in architectural discussions.
• Contribute to code reviews and overall code quality.

Skills

TypeScript

React

HTML/CSS

English (A2/B1 or higher)

Russian (Advanced/Fluent)

Tools

GitLab

Ant Design

D3.js

Docker

Vite

ESLint

Vue.js

Job description

WHAT YOU'LL BE WORKING ON

• Build new product features end-to-end, from concept to release
• Improve and optimize existing applications through refactoring and clean, maintainable code
• Investigate and fix bugs, ensuring a smooth user experience
• Collaborate closely with backend engineers on API contracts and system integration
• Take part in architectural discussions and influence technical decisions for new applications
• Contribute to code reviews, engineering best practices, and overall code quality

WHAT YOU NEED TO SUCCEED IN THIS ROLE

Core (must-have):

• At least 3-5+ years of experience with TypeScript
• At least 3-5+ years of experience with React, including 1+ year with React 16.8+ (Hooks)
• Good layout skills and confident use of HTML/CSS
• Ability to work with technical documentation in English (A2/B1 or higher) and Advanced/Fluent Russian

Bonus (nice-to-have):

• Experience with Ant Design
• Ability to work with GitLab at user level (MRs, basic pipelines)
• Experience with D3.js
• Familiarity with Docker and CI/CD practices
• Experience with Vite
• Experience with ESLint and code quality tools
• Any hands‑on experience with Vue.js

WHAT WE OFFER

• An opportunity to make something great even greater, you can be the reason why we grow, develop, and become the best fintech company on the market!
• Career prospects – we are young, we have huge ambitions, and it is important that our employees grow with us
• Work with coworkers who are passionate about their business
• Compensation that will fully correspond to the competence and knowledge, with yearly performance reviews
• Remote type of work
• 20 days of vacation time; bank holidays; Sick leaves; Additional birthday day off

You can find out more about our team, our values, and the unique ways we celebrate our successes here: https://fyst.com/culture