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Top Front End Developer Jobs in Belfast

138+ Job Results
5 Days Ago
Belfast, Northern Ireland
Remote
10,000 Employees
3-5 Years of Experience
10,000 Employees
3-5 Years of Experience
Cloud • Information Technology • Sales • Security • Cybersecurity
As a Senior II Front-End Engineer at CrowdStrike, you will work with a talented and dedicated team to build and maintain the user interface for the Falcon platform. You will provide a high quality user experience that our customers around the world use 24/7 to protect their systems from the most sophisticated adversaries.
Top Benefits:
401-K
401-K Matching
Adoption Assistance
+47 More
6 Hours Ago
Belfast, Northern Ireland
Remote
95 Employees
1-3 Years of Experience
95 Employees
1-3 Years of Experience
Fintech • Financial Services
Join Seedify as a Junior Frontend Engineer working on UI development using React and NextJS, collaborating with design teams, integrating with backend services, maintaining code quality, and implementing feedback.
8 Days Ago
Belfast, Northern Ireland
Remote
220 Employees
5-7 Years of Experience
220 Employees
5-7 Years of Experience
Artificial Intelligence
As a Senior Frontend Engineer at Smartcat, you'll lead the development of cutting-edge features, optimize application performance, collaborate with product managers and designers, and ensure a great user experience for global clients.
Top Benefits:
Flexible Work Schedule
Remote Work Program
Home Office Stipend for Remote Employees
3 Days Ago
Belfast, Northern Ireland
Remote
254 Employees
3-5 Years of Experience
254 Employees
3-5 Years of Experience
Marketing Tech • Analytics
Looking for a Frontend Developer with 3-5 years of experience in web development and 2-3 years working with Angular to join Appinio's software development team. Responsibilities include maintaining the platform, developing new features, and collaborating with the Design team for UI enhancements.
5 Days Ago
Belfast, Northern Ireland
Remote
200 Employees
1-3 Years of Experience
200 Employees
1-3 Years of Experience
Software
Join Webflow as a Frontend Engineer in the Designer UX team to build personalized web and visual design experiences using Webflow Designer. Responsibilities include writing performant UIs, working with technologies like React and CSS, and collaborating with product managers and designers. This is a remote-first full-time permanent position with a salary range of €54,100 - €78,100 in Ireland and £60,100 - £78,100 in the United Kingdom.
Top Benefits:
401-K
Commuter Benefits
Company Equity
+31 More
7 Days Ago
Belfast, Northern Ireland
Remote
349 Employees
7+ Years of Experience
349 Employees
7+ Years of Experience
Gaming
As a Staff Frontend Engineer - Multiplayer at Fortis Games, you will contribute to building an original IP game with multiplayer features, collaborating with designers, artists, and engineers. Your responsibilities include developing game features, implementing server-dependent features, maintaining code quality, and resolving technical issues.
7 Days Ago
Belfast, Northern Ireland
Remote
326 Employees
1-3 Years of Experience
326 Employees
1-3 Years of Experience
Sports
Develop responsive frontend of a SaaS application using Vue.js and other cutting-edge technologies. Work on complex systems to serve hundreds and thousands of customers daily. Collaborate with product owners and other team members to enhance the application with new features and user stories. Participate in code reviews, support calls, and team ceremonies. Mentor junior team members.
7 Days Ago
Belfast, Northern Ireland
880 Employees
3-5 Years of Experience
880 Employees
3-5 Years of Experience
Cloud • Software
This role is for a Web Frontend Engineer with a focus on JS, CSS, React, and Flutter technologies. Responsibilities include writing high-quality software, collaborating with a global team, and contributing to technical documentation. The company works on open-source projects and values accessibility and performance in their products.
Top Benefits:
401-K
Dental Insurance
Health Insurance
+3 More
9 Days Ago
Belfast, Northern Ireland
85,636 Employees
3-5 Years of Experience
85,636 Employees
3-5 Years of Experience
Aerospace • Logistics • Security • Software • Cybersecurity
As a Senior Frontend Developer at Northrop Grumman UK, you will design, develop, and maintain critical frontend applications for complex projects in the Defence and security sectors. You will work on a variety of challenging technology projects with real-world impact.
12 Days Ago
Belfast, Northern Ireland
1,354 Employees
7+ Years of Experience
1,354 Employees
7+ Years of Experience
Gaming • eSports
Principal Frontend Engineer at EFG (ESL FACEIT Group) responsible for building large-scale applications using React, Redux, TypeScript, and Next.js. Will be accountable for technical planning, collaborating with Engineering Managers, and fostering innovation within the organization while balancing frontend technology and platform stability.
11 Days Ago
Belfast, Northern Ireland
Remote
55 Employees
3-5 Years of Experience
55 Employees
3-5 Years of Experience
eCommerce • Music • Payments • Professional Services • Sharing Economy
Frontend Engineer responsible for web design, user experience, and brand consistency. Develops Angular-based UI, collaborates with UX designers and back-end engineers, and works in an Agile environment with a remote team. Requires strong skills in JavaScript, TypeScript, HTML5, CSS, and experience with modern SCM and cloud-based development.
Top Benefits:
Company Equity
Company Outings
Customized Development Tracks
+35 More
13 Hours Ago
Belfast, Northern Ireland
Remote
147 Employees
3-5 Years of Experience
147 Employees
3-5 Years of Experience
Blockchain
Maintain website and CMS, lead development of internal dashboard, interface with engineering teams. Experience in NextJS, Typescript, Tailwind, Strapi required. Bonus points for Monorepo experience, database migrations, crypto experience, and interest in deployment pipelines.
4 Days Ago
Belfast, Northern Ireland
Remote
147 Employees
3-5 Years of Experience
147 Employees
3-5 Years of Experience
Blockchain
Lead the development of Trust Wallet's Chrome Browser Extension, drive new initiatives for blockchain ecosystem features, interface with end-users and developers, and collect feedback for product direction.
8 Days Ago
Belfast, Northern Ireland
Remote
326 Employees
3-5 Years of Experience
326 Employees
3-5 Years of Experience
Sports
Develop mobile-first, responsive front ends using VueJS for a popular entertainment platform. Collaborate with team members, participate in code reviews, and mentor less experienced developers. Must have at least 4 years of experience in a relevant role and familiarity with frontend frameworks like Vue, React, or Angular.
Yesterday
Belfast, Northern Ireland
Remote
10,000 Employees
3-5 Years of Experience
10,000 Employees
3-5 Years of Experience
Cloud • Information Technology • Sales • Security • Cybersecurity
CrowdStrike is seeking a Senior Backend Software Engineer to help build platform products for no-code security application development. Responsibilities include designing scalable distributed services, working on cross-team initiatives, troubleshooting production issues, and more.
Top Benefits:
401-K
401-K Matching
Adoption Assistance
+47 More
12 Days Ago
Belfast, Northern Ireland
17 Employees
3-5 Years of Experience
17 Employees
3-5 Years of Experience
Blockchain • Software • Cryptocurrency
Build and extend BOB UI and other apps interacting with REST APIs and blockchains. Implement features for better UX, fix bugs, engage in discussions, and prepare demos with the core team on partner requirements and feature roadmap.
12 Days Ago
Belfast, Northern Ireland
Remote
10,000 Employees
3-5 Years of Experience
10,000 Employees
3-5 Years of Experience
Cloud • Information Technology • Sales • Security • Cybersecurity
As a Front-End Engineer at CrowdStrike, you will work with a talented team to build and maintain the user interface for the Falcon platform. You will provide a high-quality user experience for customers worldwide.
Top Benefits:
401-K
401-K Matching
Adoption Assistance
+47 More
8 Days Ago
Belfast, Northern Ireland
Remote
451 Employees
3-5 Years of Experience
451 Employees
3-5 Years of Experience
Consulting
Build web applications 'client side', translate company and customer needs into functional and appealing interactive applications.
7 Days Ago
Belfast, Northern Ireland
Remote
700 Employees
5-7 Years of Experience
700 Employees
5-7 Years of Experience
Cloud • Mobile • Sales • Software
As a Senior Backend Software Engineer at Aircall, you will be responsible for designing, developing, deploying, and operating business-critical features that add customer value on top of voice. You will also mentor team members and be involved in product and platform performance optimization.
Top Benefits:
401-K
401-K Matching
Child Care Benefits
+50 More
17 Days Ago
Belfast, Northern Ireland
Remote
5-7 Years of Experience
5-7 Years of Experience
Software
The Test Automation Engineer at Amplemarket will be responsible for driving quality and reliability across the product suite through testing strategies and automation. They will collaborate with various teams to ensure code meets requirements, identify risks, and suggest improvements. The role involves automating testing, coaching engineers on best practices, maintaining CI/CD principles, and influencing design for testability.
24 Days Ago
Belfast, Northern Ireland
53 Employees
3-5 Years of Experience
53 Employees
3-5 Years of Experience
Fintech • Payments • Software • Financial Services
Seeking a Frontend Angular Engineer to develop and maintain web desktop and mobile applications for a fintech company specializing in online payments and financial services. Must have knowledge of Angular, TypeScript, and frontend technologies, with opportunities for mentoring and coaching.
8 Days Ago
Belfast, Northern Ireland
Remote
700 Employees
5-7 Years of Experience
700 Employees
5-7 Years of Experience
Cloud • Mobile • Sales • Software
Senior Backend Engineer responsible for designing, developing, deploying, and operating business-critical features using Ruby and Typescript. Mentoring junior team members and contributing to product and platform optimization. Must have 5+ years of experience in back-end development with a focus on security, scalability, and performance, as well as experience with AWS in a production environment.
Top Benefits:
401-K
401-K Matching
Child Care Benefits
+50 More
11 Days Ago
Belfast, Northern Ireland
Remote
164 Employees
3-5 Years of Experience
164 Employees
3-5 Years of Experience
Software
Empower frontline workers by revolutionizing the way they work through an employee app. Work as a Senior Frontend Engineer on existing and new functionalities in a remote-friendly environment with occasional travel to Germany. Requires at least 3 years of experience with Angular, expertise in automated testing, and in-depth knowledge of Typescript.
4 Days Ago
Belfast, Northern Ireland
Remote
10,000 Employees
3-5 Years of Experience
10,000 Employees
3-5 Years of Experience
Cloud • Information Technology • Sales • Security • Cybersecurity
Join CrowdStrike's Production Systems Automation & Development team as a React Software Engineer to design and improve data visualization tools for private cloud infrastructure. Collaborate with peers, analyze requirements, and share best practices to enhance the user experience. Take ownership of tasks, streamline processes, and serve as a technical leader within the development team.
Top Benefits:
401-K
401-K Matching
Adoption Assistance
+47 More
12 Days Ago
Belfast, Northern Ireland
Remote
133 Employees
5-7 Years of Experience
133 Employees
5-7 Years of Experience
Artificial Intelligence • Edtech
Senior Frontend Engineer at Constructor, an education and research platform. Responsibilities include coding, code review, front-end building, site speed analysis, collaboration with design team, and resolving product issues. Qualifications: Bachelor's or Master's in Computer Science, 5+ years experience in TypeScript, React JS, Redux, UI testing, UI build stack, and familiarity with learning management systems.
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