Senior Frontend Developer (React & React Native)

Gamingtec; Greater London; On-site; GBP 90,000 - 120,000; Full time

Benefits offered by this job

Flexible work schedule

Unlimited paid vacation

Career development opportunities

Private medical insurance

Job summary

Gamingtec in London is seeking a Senior Frontend Developer (React & React Native) to lead frontend engineering across web and mobile platforms. You will own UI quality, collaborate with product and back-end teams, and ship robust SPA/ PWA experiences with modern tooling.

You should have 7+ years as a Front-End Engineer, mastery of React 18+ with TS, Redux/MobX/Zustand, REST/GraphQL, and experience with RN and RN SDKs. Expect a fast-paced, international team with a flexible, autonomous culture.

Qualifications

• 7+ years of experience as a Front-End Engineer.
• Strong proficiency in React 18+, including hooks, context, and modern patterns.
• Expert-level TypeScript experience with advanced types and strict configurations.
• Strong knowledge of state management tools (Redux, MobX, Zustand).
• Proven experience in building SPAs and PWAs with RESTful and GraphQL APIs.
• Familiarity with front-end build tools (Webpack, Vite, Rollup) and CI/CD pipelines.
• Experience with automated testing frameworks (Jest, Cypress).
• 1–2 years of professional experience with React Native and RN SDKs.
• Hands-on experience ensuring code quality in a self-testing paradigm.
• English level – Upper-Intermediate or higher.

Responsibilities

• Performing technical assessments of business requirements for feasible implementations.
• Fixing bugs in existing projects and refactoring code.
• Optimising and expanding existing codebases.
• Creating new and modifying existing websites and interfaces.
• Communicating proactively with team members and stakeholders.

Skills

React 18+

TypeScript

Redux

MobX

Zustand

React Native

REST/GraphQL APIs

Webpack/Vite/Rollup

Jest/Cypress

English (Upper-Intermediate)

Tools

Storybook

Bit

Material UI

Tailwind

Job description

• Senior Frontend Developer (React & React Native)

Senior Frontend Developer (React & React Native)

Are you ready to take your React and React Native skills to the next level?

All you need is:

• 7+ years of experience as a Front-End Engineer;
• Strong proficiency in React 18+, including hooks, context, and modern patterns;
• Expert-level TypeScript experience with advanced types and strict configurations;
• Strong knowledge of state management tools (Redux, MobX, Zustand, etc.);
• Proven experience in building SPAs, PWAs, and working with RESTful and GraphQL APIs;
• Familiarity with front-end build tools (Webpack, Vite, Rollup) and CI/CD pipelines;
• Experience with automated testing frameworks (Jest, Cypress, etc.);
• At least 1-2 years of professional experience with React Native;
• Hands-on experience developing a React Native SDK for cross-platform projects;
• Strong ownership of code quality and hands-on experience with self-testing, as developers work in a self-test paradigm without dedicated Manual QA engineers;
• Level of English language – Upper-Intermediate or higher.

Also, it will be great if you have:

• Experience with micro frontends, monorepos, or component libraries (Storybook, Bit);
• Knowledge of design systems (Material UI, Tailwind, or similar);
• Exposure to WebAssembly, WebSockets, or real-time applications;
• Experience integrating third‑party tools and libraries (e.g. Trustly, Whizdom);
• Ability to understand business requirements and translate them into technical requirements.

Your daily adventures will look like:

• Performing a technical assessment of business requirements to ensure the possibility of their implementation within a reasonable time;
• Fixing bugs in existing projects;
• Refactoring and optimising existing code;
• Creating new and modifying existing websites;
• Be proactive in communication with team members.

Additional information:

• Ability to work in dynamic environments, where you can create new and improve existing processes;
• Adaptability - we often have changing priorities;
• Fast learner/Desire to learn - we have a huge amount of information for this person to learn.

So, why Gamingtec?

If you are a person with passion, ideas, and a thirst to advance your career, you will love our corporate culture.We are an international team that treats each other with respect and moves towards the same goals. We believe in freedom and flexibility and trust our employees to do their jobs in a way that works for them.We have an ambitious and rewarding work environment, a flat organisational structure and almost zero bureaucracy. Our employees’ ideas are what move the company forward. Everyone has equal opportunities in every aspect of work, learning and development!

Why you will love working here:

• Being a part of an international team, where everyone treats each other with respect and moves towards the same goal;
• Freedom and responsibility. You do not need to be told what to do;
• Competitive salaries. We want only the top performers, so we offer the appropriate remuneration for their experience and knowledge;
• Flexible work schedule. We do not track time, we measure performance;
• Unlimited paid vacation and sick leave days. We believe that everyone should have a good work-life balance and no one should burn out;
• Constant career development & learning opportunities!
• Enjoy the corporate atmosphere with awesome parties and team-building events throughout the year;
• Refer your friends and get rewarded with a bonus after they pass their probation period;
• Find the right private medical insurance that works for you and receive compensation for it. Compensation (full/partial) depends on the cost;
• Flexible Benefits plan. Decide which of your activities/expenses you want the company to compensate you for. For example: gym subscription, language courses, Netflix subscription, a spa day, etc;
• Education foundation for learning something new. Be part of our biannual raffle that gives you the chance to learn something new, unrelated to your job.

And this is how our interview process goes:

• A 30-minute interview with a member of our HR team to get to know you and your experience;
• A technical interview to assess your skills and abilities;
• A final 1.5-hour interview with three team members to gauge your fit with our culture and working style.