Senior React Native Developer

2 days ago

London, United Kingdom Computer Futures Full time

Senior React Native Developer opportunity (5+ years' experience) to join a Fin-Tech company who are rapidly expanding, based in the heart of London.

**Senior React Native Developer - London - up to £120,000 + Benefits**

**Responsibilities**:

- Lead offshore team, evaluating output and providing feedback etc
- Transition existing portal to REACT framework
- Create app and UI components from wireframes and prototypes
- Build pixel-perfect, smooth UIs across both mobile platforms.
- Leverage native APIs for deep integrations
- Collaborate with cross-functional teams to build apps within the time/budget constraints
- Understand existing infrastructure to ascertain and recommend best practice and solutions for system integrations
- Write unit tests, contribute to test framework.
- Perform Code Reviews and Design Architecture reviews.
- Reach out to the open source community to encourage and help implement mission-critical software fixes
- Develop front-end modules with the highest level of code reusability and efficiency
- Diagnose and fix bugs and performance bottlenecks to ensure optimum performance and customer experience.
- Maintain code and assist the QA team in writing automated tests to ensure the product is of the highest quality.
- Assist in growing offshore REACT Native team to support growing requirements and deliveries

**Requirements**:

- A track record of developing and maintaining apps using the REACT Native framework from inception to deployment
- Experience writing automated tests using Jest and React Native Testing Library.
- An extensive understanding of JavaScript, CSS, HTML, functional programming and front-end languages is required.
- Experience of app development in a financial services environment is preferable
- Significant expertise working with React online and mobile, as well as technologies such as Flux, Flow, Redux, and others
- Experience of GraphQL and other gateway solutions.
- Strong sense of code quality and contribution to coding standards and documentation.
- Solid understanding of React principles such as Virtual DOM, component lifecycle, and component state
- A thorough grasp of the whole mobile app development process, beginning with the prototype
- Understanding of type checking, unit testing, typescript, prop types, and code debugging is required
- Worked with REST APIs, document request models, offline storage, and third-party libraries in the past
- In-depth knowledge of web technologies such as JavaScript, HTML, and CSS
- In-depth understanding of software development methodologies, concepts, and processes
- The ability to build and manage a flawless continuous integration and delivery pipeline for React Native apps
- Knowledge of React Native's best practices and design aesthetics

Computer Futures, a trading division of SThree Partnership LLP is acting as an Employment Agency in relation to this vacancy | Registered office | 1st Floor, 75 King William Street, London, EC4N 7BE, United Kingdom | Partnership Number | OC387148 Englandand Wales

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