Javascript Developer

Senior React Engineer (Inside IR35 Contract)

✨ Location: Remote (Ireland or UK)

✨ Duration: 6–12 months

✨ Day Rate: Competitive, Inside IR35

ViVA Tech Talent are looking for a Senior React Engineer to play a pivotal role in shaping a modern suite of web applications for a fast-growing payments and fintech platform. This is an opportunity to combine hands-on engineering with technical leadership – designing, building, and guiding teams delivering next-generation digital experiences.

What you’ll do

• Lead front-end development for key product initiatives, working across modern frameworks and tooling (React, TypeScript, CSS pre-processors).
• Collaborate with UX and backend teams to build secure, scalable, and visually polished user interfaces.
• Help evolve the component library and design system, ensuring consistency and performance.
• Contribute to clean, testable code through CI/CD and modern development practices.
• Drive improvement across tooling, automation, and delivery processes.
• Mentor engineers and contribute to a collaborative, outcomes-focused culture.

What we’re looking for

• 10+ years’ experience in software engineering, with deep expertise in modern front-end technologies (React, TypeScript, ES6+, HTML/CSS).
• Proven track record in building and optimising complex, data-driven web applications.
• Strong understanding of REST APIs, OAuth2/OIDC, and front-end performance.
• Excellent problem-solving and communication skills; able to influence and deliver across teams.
• Comfortable working in fast-paced, agile environments and taking ownership from concept to release.

Apply Here:

📩 Hit the Apply button or contact Orla Fitzsimons (orla@vivatechtalent.com) today for a confidential chat.