Solidity/Next.JS Developer

Job Specification: Senior Technical Specialist (Web3 & Cloud)

My client is seeking a Senior Technical Specialist to design, build, and scale modern web and blockchain-enabled applications. This role combines cloud architecture, full-stack web development, and smart contract engineering, working closely with product, engineering, and security teams to deliver secure, high-performance systems.

You will be a hands-on senior technologist, responsible for architecture decisions, implementation, and technical leadership across cloud, frontend, and blockchain components.

Key Responsibilities

Cloud & Infrastructure (Azure)

• Design and maintain scalable, secure cloud architectures on Microsoft Azure.
• Implement CI/CD pipelines, infrastructure-as-code, and monitoring solutions.
• Optimise performance, cost, and reliability across distributed systems.

Web Application Development (Next.js)

• Build high-performance, scalable web applications using Next.js and modern React frameworks.
• Implement SSR/SSG, API routes, and edge services for optimal UX and SEO.
• Collaborate with designers and product teams to deliver production-grade user interfaces.

Web3 & Smart Contracts

• Design, develop, and deploy smart contracts (e.g., Solidity) on blockchain networks.
• Integrate blockchain functionality into web applications (wallets, transactions, indexing).
• Conduct security reviews and implement best practices to mitigate smart contract risks.

Architecture & Technical Leadership

• Define system architecture across frontend, backend, cloud, and blockchain layers.
• Review code, mentor engineers, and set engineering standards.
• Partner with security and legal teams on blockchain compliance and risk mitigation.

Required Experience & Skills:

Essential

• 5+ years experience in software engineering or technical architecture.
• Strong experience with Microsoft Azure (App Services, Functions, Kubernetes, DevOps, Storage, Networking).
• Advanced Next.js / React development experience.
• Hands-on experience with Web3 technologies and smart contract development (Solidity or similar).
• Experience integrating blockchain with web apps (wallets, APIs, indexing services).
• Strong understanding of security, scalability, and distributed systems.

Technical Competencies

• TypeScript/JavaScript, REST/GraphQL APIs
• CI/CD pipelines and DevOps tooling
• Cloud security, identity, and access management
• Blockchain tooling (Hardhat, Foundry, Web3.js/Ethers.js or similar)

Nice to Have

• Experience with DeFi, NFTs, or tokenisation platforms.
• Knowledge of other cloud platforms (AWS/GCP) and container orchestration.
• Formal security or blockchain certifications.