Senior React Developer Jobs

New

Senior React Native Developer

The Senior Developer at Founders Workshop helps clients bring their visions to l...

Location

United States

Salary:

Not provided

Founders Workshop

Expiration Date

Until further notice

Requirements

4+ years working with React Native
2+ Typescript experience
Flexible and responsive to changing requirements
Responsive to stakeholders needs and pain points
Detailed oriented: Ensures that every aspect of the development is of high quality, functional, and aesthetically pleasing, enhancing the usability and security of the final product
Based in Latin America (LATAM) to align with our team’s time zone and collaboration needs
Proficient in conversational English (B2 to C1 level)
Adaptable: You are quick to adjust to new challenges and changes in project requirements, ensuring seamless transitions
Reliable Communicator: Your proactive and clear communication style ensures that all stakeholders are informed and engaged. You're meticulous in your work, always aiming to meet and exceed stakeholder expectations

Job Responsibility

Use requirements from product manager to develop features that clients will love
Use best practices to create great code
Connect with your remote team daily to coordinate activities
Keep your team in the loop with the latest updates to your tasks
Ask questions and make suggestions so we can deliver the best software to our clients
Carefully analyze requirements and test scripts
Assist in planning and scope management
Collaborate with project leadership and team members
Identify blockers and potential blockers so the team moves quickly and effectively
Test code locally and participate in weekly code reviews

What we offer

Frontline of Innovation: Immerse yourself in a vibrant workplace that’s constantly adopting new technologies and exploring the potential of AI
Team Synergy: Work alongside a top-tier team where open and honest communication enhances our collaborative efforts to achieve outstanding results
Challenging Projects: Take pride in overcoming complex challenges and delivering solutions that set new benchmarks in the tech startup landscape
Industry Exposure: Benefit from opportunities to apply your skills across different sectors, enhancing your versatility and knowledge base
Remote Flexibility: Enjoy the flexibility of remote work along with our commitment to your career development and long-term success

Senior React Developer

This role is a part of our Experience and Engineering team in Zagreb/Split/Skopj...

Location

Croatia; North Macedonia , Zagreb; Split; Skopje

Salary:

Not provided

BASIC/DEPT®

Expiration Date

Until further notice

Requirements

6+ years of experience in JS development
Experience in a client-facing agency role or in direct consulting of clients
Proficiency in ReactJS and NodeJS
Knowledge of other JS frameworks is also acceptable
Proficiency with HTML and CSS
Proven track record in building responsive and accessible web solutions
Excellent communication skills and ability to work closely with project teams
A strong sense of responsibility for the end product
Professional working proficiency in English language
Professional working proficiency in Croatian OR Macedonian language

Job Responsibility

You will use your Javascript knowledge (primarily ReactJS, NodeJS) to deliver the best work to our clients
You are no stranger to working directly with clients in order to build the best solution and deliver the best work together with your team
You are always here to help and mentor more junior developers

What we offer

Hybrid working model
Flexible working hours
Home Office Equipment and desk budget
Gym membership compensation (Sportmaster, Multisport)
Awesome clients
The opportunity for possibility with training, development and certifications
Global annual DEPT® Cares Month in which employees come together and donate their skills to support local charities
A reputation for doing good

New

Senior React Developer

Location

Poland , Warsaw

Salary:

Not provided

Fireart Studio

Expiration Date

Until further notice

Requirements

5+ years of commercial experience
Expert knowledge in React
Expert knowledge of HTML, CSS (including CSS preprocessors)
Experience in consuming REST and GraphQL APIs
Practical experience with Typescript
High productivity and effective time management
Experience with Scrum/Agile SDLC
Outstanding interpersonal and written communication skills
Good spoken English

Job Responsibility

Working with international clients from the entire world (US and UK mostly)
Working within a project team, having Project Manager, Backend developers and Frontend developers as partners
Using digital tools to communicate with clients and within a team (Slack, Google Meet)

What we offer

21 paid days off per year
Health insurance
Learning resources
Competitive compensation depending on experience and skills
A friendly team of like-minded people
Opportunities for learning and development
Compensation for sick leaves
21 working days paid vacation + all Poland national holidays
Corporate events and activities
Private medical care

New

Senior React Developer

Our client is one of the largest insurance brokers in the world, working in the ...

Location

Argentina

Salary:

Not provided

ELEKS

Expiration Date

Until further notice

Requirements

10+ years of experience with React.js, JS
Experience with any UI-rich component library or corporate UI design system (experience in working with Storybooks)
Strong understanding of REST API
Advanced Level of English
Experience in leading teams of 3+ developers (creating, dividing tasks between developers, code reviews, mentoring if needed)
Experience in creating FE Architecture
Clear communication skills & responsible attitude to work
Self-sufficient developer who can mentor lower-level people

Job Responsibility

Design, develop, and maintain reliable software in line with technical requirements, focusing on performance and availability
Analyze requirements, review designs, and estimate user stories following project methodology (Agile, Waterfall, etc)
Proactively propose code refactoring and optimization improvements according to the best software development practices and coding standards
Help maintain and improve high-quality standards within the developer community by sharing knowledge, conducting tech talks, and participating in the internal promotion verification process
Stay up-to-date with modern technology and obtain professional certifications
Support less experienced developers by providing training, distributing, and monitoring tasks

What we offer

Close cooperation with a customer
Challenging tasks
Competence development
Ability to influence project technologies
Team of professionals
Dynamic environment with low level of bureaucracy

New

Senior React Native Developer

We are looking for a skilled and passionate Senior React Native Developer to joi...

Location

United Kingdom , London

Salary:

Not provided

Immediate Media Co

Expiration Date

Until further notice

Requirements

JavaScript / TypeScript
React Native
Integrating first and third-party services including REST APIs and analytics
Automated testing including unit and end-to-end
Understanding of the key differences between native platforms
Git and NPM/Yarn to manage your work and dependencies
Great communication skills with colleagues and stakeholders

Job Responsibility

Immerse yourself in our technical ecosystem
Take ownership of new feature development
Support existing features, across our iOS and Android apps
Lead by example in building reusable code, components and libraries for future use
Drive performance optimisations and help define and uphold performance budgets
Contribute to and improve our coding standards, best practices and guidelines
Champion testing practices, using the relevant testing frameworks to ensure appropriate automated test coverage for all platform functionality
Collaborate with team members and the Product Manager to progress our digital strategy
Keep up to date with industry and technical developments and proactively bring suggestions back to the team
Write and improve technical documentation when necessary

What we offer

A relaxed working environment with regular socials including a summer festival
Supportive well-being initiatives and benefits, talks & workshops, and Mental Health First aiders & Champions
25 days holiday plus a day for your birthday. Our offices will be closed between Christmas and New Year’s which are in addition to your annual entitlement
Tailored training and development through both our inhouse learning platform and LinkedIn Learning
A progressive and transparent culture focused on your development
Flexible / hybrid working plus early finish Fridays
Cycle to work scheme
Enhanced Family Policies including paternity, adoption and surrogacy leave. We also provide a pregnancy loss, fertility, and carers policy
Competitive pension plans and Life Assurance
A newly renovated modern office with lots of collaborative spaces

Fulltime

New

Senior React Native developer

Fireart is an experience design & technology partner to clients large and small....

Location

Poland , Warsaw

Salary:

Not provided

Fireart Studio

Expiration Date

Until further notice

Requirements

4+ years of commercial experience
Expert knowledge of React Native
Ability to develop native iOS/Android components to integrate with React Native and advanced platform capabilities
Expert knowledge on HTML, CSS (including CSS preprocessors)
Experience in consuming REST and GraphQL APIs
Commercial experience with Typescript
Commercial experience integrating Maps, Location, In-App purchase
High productivity and effective time management
Experience with Scrum/Agile SDLC
Outstanding interpersonal and written communication skills

Job Responsibility

Working remotely (or from Fireart office)
Working with international clients from entire world (US+UK = 80%)
Working within a project team, having Project Manager, Backend developers and Frontend developers as partners
Creating a beautiful mobile applications based on provided designs in Figma (90%)
Performing Code Review for other projects and other mobile developers (10%)
Using digital tools to communicate with client and within a team (Slack, Google Meet)

What we offer

21 paid days off per year
Health insurance
Learning resources
Competitive compensation depending on experience and skills
A friendly team of like-minded people
Opportunities for learning and development
Compensation for sick leaves
21 working days paid vacation + all Poland national holidays
Corporate events and activities
Private medical care

Fulltime

Senior React UI developer

The FX Data Analytics & AI Technology team, within Citi's FX Technology organiza...

Location

India , Pune

Salary:

Not provided

Citi

Expiration Date

Until further notice

Requirements

13 to 17 Years of experience
In depth commercial development experience with dominant experience on Client and Server-side applications
Proven experience in writing and supporting high performing applications with expertise in React, Multithreading, Async communication, Reactive Extensions
Extensive hand-on experience in web technologies and development with experience in HTML 5, CSS, React, ES6+, Typescript and Backend using Java technologies
Experience with desktop containers including Chromium, Electron
Good knowledge in SQL
Experience with continuous integration and continuous deployment tools like Jenkins or TeamCity
Self-starting individual with experience of working in a desk facing role
Exposure to Agile Methodologies like scrum, Kanban and techniques like TD

Job Responsibility

Closely work with FX desks in understanding the requirements and translating into simple and efficient design
Close interaction with Traders and Quants to understand new requirements for applications across the platform
Design, Development, Testing of new features in the applications
Continual improvement of the software development lifecycle and quality of the product
Help deliver large scale projects through hands-on development and technical leadership
3rd line support of the production system (dedicated 24h support teams handle 1st / 2nd line)
Mentoring junior members of the team

What we offer

30 days annual leave (plus bank holidays)
A discretional annual performance related bonus
Private Medical Care
Employee Assistance Program
Pension Plan
Paid Parental Leave
Access to an array of learning and development resources

Fulltime

Senior Web Developer

At Adcetera, our web team builds and delivers award-winning digital experiences ...

Location

United States , Houston; The Woodlands; Chicago

Salary:

Not provided

Adcetera

Expiration Date

Until further notice

Requirements

5+ years of web development experience in a digital agency or similar fast-paced environment
Experience working in PHP-based content management systems including Drupal and WordPress
Expertise in modern front-end technologies (HTML5, CSS, JavaScript) and experience with version control (Git) and build tools (e.g., Webpack, Vite)
Experience with modern JavaScript frameworks such as React (preferred), Vue, or Angular
Strong understanding of design systems and experience working with component libraries
Solid grasp of best practices for usability, accessibility, and cross-browser compatibility
Familiarity with Jira for task management and Confluence for documentation
Proven experience in Drupal front-end development and custom WordPress theme development
Comfort working across multiple hosting platforms including Acquia, Platform.sh, AWS, Azure, and WP Engine
A genuine passion for craftsmanship and pride in delivering polished, user-focused digital products

Job Responsibility

Translate custom Figma designs into production-ready websites using Webflow and WordPress
lead custom theme development in Drupal
Provide accurate estimates for new and existing development initiatives
Support delivery teams with ad-hoc feature requests, maintenance, and change requests
Participate in code reviews and collaborate with other developers
Work alongside UX, strategy, and design teams during pre-development planning
Contribute to sprint demos, functional requirements, issue resolution, and quality assurance
Occasionally join client calls and training sessions

What we offer

Competitive salary
Discretionary bonus plan
100% employee healthcare insurance coverage
Generous paid time off policy
Internal promotion strategy
A fun, collaborative, and casual team culture
The backing of a large, stable, integrated agency with an impressive client portfolio

Fulltime

Senior React Developer

Mobomo, LLC

Location:
United States

Category:
IT - Software Development

Contract Type:
Not provided

Salary:

Job Description:

Requirements:

Additional Information:

Job Posted:
December 10, 2025

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Mobomo, LLC

Location:United States

Category:IT - Software Development

Contract Type:Not provided

Salary:

Job Description:

Requirements:

Additional Information:

Job Posted:December 10, 2025

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Location:
United States

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Contract Type:
Not provided

Job Posted:
December 10, 2025