Senior Frontend Developer
Company
Location
Belfast, Northern Ireland, United Kingdom
Posted At
8/17/2025
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Description
EPAM Belfast, United Kingdom Full Time Reference:
- Develop intuitive, scalable front-end applications using React and Relay, integrated with API frameworks
- Design and build efficient API solutions using GraphQL, ensuring seamless access to data lake resources
- Collaborate with backend developers to integrate C#-based services with the front end
- Ensure responsive UI design and consistency across devices and browsers
- Optimize API performance for efficient real-time querying
- Participate in user testing and iterate based on feedback to improve usability
- Proven experience over 3 years in building web applications using React and Relay (or similar technologies)
- Strong knowledge of GraphQL API development and query optimization
- Experience with C# and SQL, particularly for interfacing with data-backed applications
- Understanding of front-end state-management libraries and best practices
- Strong user-focused design principles
- Experience in financial applications
- Private Healthcare Package
- Pension
- Employee Assistance Programme
- Enhanced Maternity policy
- Group Life Protection Benefit
- Give as You Earn
- Cycle to Work Scheme
- Employee Referral Bonus Scheme
- Diversity Networks
- Access to a range of skills and certifications
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