Senior Front End Engineer

Space Executive; United Kingdom; Remote; GBP 91,000 - 114,000; Full time

Job summary

A leading blockchain startup is seeking a Senior Software Engineer to develop high-performance frontends and SDKs for cross-chain DApps. The role requires deep knowledge of Web3 technology and solid experience in UI/UX design. Candidates should possess 5+ years of software engineering experience and be proficient in TypeScript, React, and similar frameworks. This is a unique opportunity to shape the future of cross-chain DeFi within a fast-paced, innovative environment.

Qualifications

• 5+ years of experience as a software engineer with a proven track record of shipping products.
• Strong UI/UX sensibility and attention to detail.
• Experience building functional and effective platforms.

Responsibilities

• Build and optimize high-performance frontends and SDKs for cross-chain DApps.
• Translate complex financial and blockchain concepts into intuitive interfaces.
• Collaborate with protocol engineers, designers, and QA to deliver seamless experiences.

Skills

TypeScript

React

Next.js

XState

Wagmi

Cryptocurrency knowledge

Education

Bachelor's degree in Computer Science or related field

Job description

Senior Software Engineer – Web3 & Cross-Chain DApps | Remote

Salary: $150,000

Are you passionate about Web3, DeFi, and cross-chain technology? We’re working with a fast-growing blockchain startup building intent-driven infrastructure that enables seamless interactions between AI, services, and financial applications across chains.

They’re now looking for a Senior Software Engineer to join their team and help build blazing-fast frontends and SDKs for a cross-chain DEX, bridging EVM and non-EVM chains using multi-party computation, chain signatures, and secure enclaves. This is a hands-on role where you’ll shape both the user experience and the technical implementation from the ground up.

What You’ll Do:

• Build and optimize high-performance frontends and SDKs for cross-chain DApps.
• Translate complex financial and blockchain concepts into intuitive and usable interfaces.
• Implement observability, tracing, and state machines for resilient request-for-quote flows.
• Collaborate with protocol engineers, designers, QA, and external partners to deliver seamless experiences.
• Ensure code quality, maintainability, and scalability across mobile, tablet, and desktop.

What You’ll Bring:

• 5+ years of experience as a software engineer, with a proven track record of shipping products.
• Strong UI/UX sensibility and attention to detail.
• Hands-on experience with TypeScript, React, Next.js, XState, Wagmi, React Native, or similar frameworks.
• Experience building functional and effective platforms, delivering robust and maintainable code.
• Familiarity with cryptocurrency and blockchain technologies.
• Bachelor’s degree in Computer Science or a related field.
• Ability to collaborate effectively across time zones in a fast-paced startup environment.

Why Join?

You’ll be part of a high-growth blockchain startup, working on cutting-edge Web3 infrastructure alongside a team of smart, results-driven engineers. This is a chance to influence product architecture, drive execution, and help shape the future of cross-chain DeFi.

Interested? Apply now or drop me a message to learn more in confidence.