React Js Developer

Job Title: Senior Software Engineer – Frontend

About the Role

We are looking for a highly skilled Senior Frontend Engineer to join our fast-growing product engineering team. As a senior contributor, you will play a key role in designing, building, and scaling modern, intuitive, and performant web applications that delight our users. You will collaborate closely with product managers, designers, and backend engineers to bring ideas to life—while mentoring junior engineers and driving best practices across the frontend discipline.

Key Responsibilities

• Build & Deliver: Design, develop, and maintain high-quality, scalable, and responsive web applications using React.js and modern JavaScript/TypeScript.
• Own the Frontend: Drive architecture decisions, contribute to reusable component libraries, and ensure the frontend stack remains cutting-edge.
• Collaborate: Work with cross-functional teams (Product, Design, Backend) to translate business needs into elegant technical solutions.
• Performance & UX: Optimize applications for maximum speed, responsiveness, accessibility, and seamless user experience.
• Best Practices: Champion code quality through code reviews, automated testing, CI/CD pipelines, and documentation.
• Mentorship: Provide technical guidance, support, and mentorship to junior and mid-level engineers.
• Innovation: Stay current with frontend technologies, tools, and frameworks, continuously improving how we build software.

What We’re Looking For

• Bachelor’s degree in Computer Science, Engineering, or related field (or equivalent experience).
• 5–8 years of professional experience in frontend or full-stack software development.
• Deep expertise in React.js, JavaScript (ES6+), and modern frontend ecosystems (Webpack, Babel, NPM/Yarn, etc.).
• Solid understanding of data structures, algorithms, and software design patterns.
• Strong experience with unit testing, debugging, and performance profiling.
• Familiarity with RESTful APIs, and micro-frontend architectures is a plus.
• Experience working in Agile/Scrum environments.
• Excellent problem-solving skills, with strong attention to detail and a focus on delivering value.
• Strong communication and collaboration skills, with a passion for teamwork.

Why Join Us

• Opportunity to own impactful projects end-to-end, from ideation to deployment.
• A culture that values technical excellence, continuous learning, and innovation.
• Work alongside talented engineers and thought leaders in a fast-paced, growth-oriented environment.
• Competitive compensation, flexible work options, and comprehensive benefits.

JOB PURPOSE

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• Develop application using Angular JS (worked on Express JS, JEST), Angular 6 
• This is a hands-on role which involves writing code, testing, and deploying finished web applications and libraries

MAJOR ACCOUNTABILITY

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• Design, rapid prototype, and implement a scalable, reliable and maintainable node based web application
• Enforce code quality through test driven development
• Enhance, refactor, and continuously improve the existing codebase
• Collaborate closely with team to define product requirements
• Aggressively collect, analyse, and act on data about product performance
• Communicate effectively with technical and non-technical people
• Proactive in keeping your skills updated

ESSENTIAL SKILLS & EXPERIENCE

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• Excellent working knowledge of core Java, Node JS, JavaScript, ES6, Micro services
• 4-6 year's overall development experience (At least 2 years of experience in Node JS and Angular JS)
• Good understanding of security in Micro service and Web Applications
• Good understanding of OOP, and design patterns
• Experience in working with databases - SQL and Non-SQL Databases

EDUCATION

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• Minimum education: Any Graduate BE/B.Tech would be desirable
• Languages: Excellent English written & spoken

• Job Title - Software Engineer - Frontend
• Reports Into - Lead Frontend Web Developer
• Location - Hybrid/Bangalore

A Little Bit about Kwalee….

Kwalee is one of the world’s leading multiplatform game developers and publishers, with well over 900 million downloads worldwide for mobile hits such as Draw It, Teacher Simulator, Let’s Be Cops 3D, Airport Security and Makeover Studio 3D. We also have a growing PC and Console team of incredible pedigree that is on the hunt for great new titles to join TENS!, Eternal Hope, Die by the Blade and Scathe.

What’s In It For You?

• Hybrid working - 3 days in the office, 2 days remote/ WFH is the norm
• Flexible working hours - we trust you to choose how and when you work best
• Profit sharing scheme - we win, you win 
• Private medical cover - delivered through BUPA
• Life Assurance - for long term peace of mind
• On site gym - take care of yourself
• Relocation support - available
• Quarterly Team Building days - we’ve done Paintballing, Go Karting & even Robot Wars
• Pitch and make your own games on Creative Wednesdays! 

Are You Up To The Challenge?

As our Software Engineer - Frontend you’ll be designing and producing excellent web interfaces, working closely with the server and analytics teams. 

Your Team Mates

The frontend team consists of both our frontend developers and designers, we work closely with all parts of the business to create tools that vary across the whole company, from the publishing team to create a portal for people to submit games, the marketing team on things like our website, all the way to our internal teams for things like administration and analytics.

What Does The Job Actually Involve?

• You'll be working directly with the server and client teams to create our games server admin interfaces. And closely with the analytics team developing features for our analytics platform.
• A portion of the work involves maintaining/improving our extensive games server admin interface and our in-house Analytics platform.
• You will be working with a lot of different technologies that make up our worldwide cluster where we support millions of daily players.
• On some projects specific gameplay features rely on server side counterparts and complex web UI interfaces making for a good change of pace from Analytics and Data entry interfaces.

Your Hard Skills

• Minimum 2 years browser-based programming experience
• A proven track record of programming high quality and innovative web pages using Javascript, HTML5 & CSS3 and relevant frameworks (ideally ReactJS but could also be others e.g. AngularJS, NodeJS, Handlebars, jquery, gulp)
• An excellent working knowledge of various programming languages, databases and scripting tools including at least one of bash, MySQL, CouchBase, Python, Java, C#, JSP, PHP
• A creative mindset motivated by challenges and constantly striving for the best
• Interest in mobile games

Your Soft Skills

Kwalee has grown fast in recent years but we’re very much a family of colleagues. We welcome people of all ages, races, colours, beliefs, sexual orientations, genders and circumstances, and all we ask is that you collaborate, work hard, ask questions and have fun with your team and colleagues. 

We don’t like egos or arrogance and we love playing games and celebrating success together. If that sounds like you, then please apply.

A Little More About Kwalee

Founded in 2011 by David Darling CBE, a key architect of the UK games industry who previously co-founded and led Codemasters, our team also includes legends such as Andrew Graham (creator of Micro Machines series) and Jason Falcus (programmer of classics including NBA Jam) alongside a growing and diverse team of global gaming experts.

Everyone contributes creatively to Kwalee’s success, with all employees eligible to pitch their own game ideas on Creative Wednesdays, and we’re proud to have built our success on this inclusive principle.

We have an amazing team of experts collaborating daily between our studios in Leamington Spa, Lisbon, Bangalore and Beijing, or on a remote basis from Turkey, Brazil, Cyprus, the Philippines and many more places around the world. We’ve recently acquired our first external studio, TicTales, which is based in France. 

We have a truly global team making games for a global audience, and it’s paying off: - Kwalee has been voted the Best Large Studio and Best Leadership Team at the TIGA Awards (Independent Game Developers’ Association) and our games have been downloaded in every country on earth - including Antarctica!

• Strong proficiency in JavaScript, including DOM manipulation and the JavaScript object model
• Thorough understanding of React.js and its core principles
• Experience with popular React.js workflows (such as Flux or Redux)
• Familiarity with newer specifications of ECMAScript
• Experience with data structure libraries (e.g., Immutable.js)
• Knowledge of isomorphic React is a plus
• Familiarity with RESTful APIs
• Knowledge of modern authorization mechanisms, such as JSON Web Token
• Familiarity with modern front-end build pipelines and tools
• Ability to understand business requirements and translate them into technical requirements
• A knack for benchmarking and optimization
• Familiarity with code versioning tools (such as Git, SVN, and Mercurial)

Job Role- Senior Front-End Developer

Location- Remote (WFH)

Experience- 5+ years

Work Shift- Uk Shift

Note- must have a strong command of both written and spoken English.

We are looking for a number of strong developers - with strong front-end experience.

We are a full-service Digital Agency & Software Development Company based in UK. We develop high end bespoke software & applications, mobile apps and websites across all sectors, both commercial and not-for-profit.

• 5+ years professional experience
• Exceptional proficiency in building component-based web apps in JavaScript and TypeScript using Vue 2 & 3. 
• Expertise in client-side state management tools, specifically Vuex.
• Good understanding of client-side app architecture.
• Excellent knowledge of CSS and experience in writing stylesheets in SASS
• Integrating web service calls/remote data/APIs
• Proficient understanding of git
• Clear and concise written and oral English communication skills.
• Compilation, bundling, and packaging via Webpack, Babel, etc.
• Strong UI/UX skills
• Node.js and npm
• React Native experience seen as a bonus

• Working closely with your team to develop and deliver high-end solutions using Agile methodologies
• Translating designs into pixel perfect elegant Vue.js code
• Coding and deploying new features
• Ensuring our web applications and components are accessible, responsive, performant, and bug-free for recent versions of web browsers across all popular platforms.
• Ensuring all code is readable, well documented and testable
• Working on some new developments, some significant enhancements to existing system and some support activities

Responsibilities:

• To build next-generation complex web applications that are efficient and modular.
• Works closely with UX designers and back-end engineers to implement versatile front-end solutions and new features.
• Responsible for integration with the services that reside on the back end.

Must-have skills:

• 2+ years of experience in building Single page applications using HTML5 CSS3 and AngularJS.
• In-depth knowledge on HTML5 and CSS is mustHands-on experience integrating upstream services, REST APIs.
• Hands-on with JS and preferably worked with Angular2+.
• Hands-on with automation/bundler like Gulp, Grunt or webpack.
• Extremely detail-oriented to strive for pixel perfection across all browsers.

Key Responsibilities:

• Participate in full project life cycle (including requirement analysis, system design, development, and support if required).
• Partner with Project Managers, Business Analysts, and other developers to plan project work by providing estimates, risk analysis, technical options.
• Support and work collaboratively with teams across areas of design, development, quality assurance, and operations.
• Help define the vision for a product, identify dead ends and routes with untapped potential.
• Attend meetings to discuss and demonstrate solutions at both a technical and business level.

Required Skills

• 5+ years of web application development experience using at least one of the following: Javascript, Web Components, Angular, Polymer, ReactJS, Redux, LitElement, Svelte, VueJS, or knockout.js. Web Components is used and preferred.
• Experience with SPA (Single Page Application) design and implementation
• Experience with HTML5/CSS3/JavaScript/ and AJAX
• Experience working with a variety of APIs and RESTful interfaces
• Experience with performance optimization
• Experience integrating security best practices into the SDLC
• Experience with Git
• 1+ years of Agile development experience
• Experience manipulating and working with data in a variety of forms: csv, xml, json, structured and unstructured
• Intellectual curiosity and drive; self-starters will thrive in this position
• Passion for Technology: excitement for new technology, bleeding edge applications, and a positive attitude towards solving real world challenges

Desirable Skills

• SQL experience. PostGreSQL a plus.
• Knowledge of AWS or other cloud environments is a plus.
• Knowledge JIRA, Bamboo, Confluence, or BitBucket a plus.
• Experience with CI/CD is a plus.
• Experience working with databases and web applications in analytics, reporting or Business Intelligence is a plus.