Job title: Senior Fullstack Engineer
Job type: Permanent
Emp type: Full-time
Industry: IT
Salary type: Monthly
Salary: negotiable
Location: SC
Job published: 26-11-2025
Contact name: Nicola Mccormack
Contact email: nicola@reviverecruitment.co.uk

Job Description

Senior Full-Stack Developer – Web3 / Multi-Chain Wallet | Remote

 

Contract | Full-time (40 hrs/week) | Highly Competitive Hourly Rate

What You’ll Do

As a Senior Full-Stack Developer, you will lead the development of a next-generation multi-chain wallet platform, shaping both architecture and implementation across UI, backend services, and Web3 integrations. You’ll mentor engineers, drive system design decisions, and work across engineering, blockchain, product and DevOps to deliver high-impact features at scale.

 

You will:

  • Lead development of front-end wallet applications using modern frameworks such as React / Next.js

  • Architect secure, scalable backend services using Node.js or Python

  • Implement multi-chain wallet actions leveraging Web3.js, Ethers.js and WalletConnect

  • Build dashboards for real-time assets, transaction histories, swaps & liquidity routing

  • Design authentication, secure key handling and transaction signing workflows

  • Deploy cloud-native microservices across AWS or GCP

  • Establish and optimise CI/CD, container orchestration, monitoring and observability tools

  • Guide technical decisions, mentor engineers and uphold best engineering standards

  • Collaborate with product and leadership on priorities, delivery roadmaps and release planning

  • Produce high-quality documentation across complex distributed system components

What You’ll Have

  • 7–9+ years full-stack engineering experience in high-growth or technical environments

  • Proficiency with JavaScript, TypeScript, Python and ideally Rust, Solidity or Go

  • Backend development experience with frameworks such as Node.js / Python

  • Experience working with AWS or GCP cloud platforms

  • Strong knowledge of Git, CI/CD, Docker, Kubernetes and container deployments

  • Hands-on experience building Web3 integrations, blockchain RPC usage or wallet flows

  • Strong understanding of REST & GraphQL API design

  • Ability to lead architecture, technical reviews and cross-functional collaboration

Nice to have

  • Terraform / IaC tooling experience

  • UI/UX awareness for decentralised applications

  • Redis, Kafka, RabbitMQ or other messaging/queueing tools

  • Experience shipping wallets, browser extensions or dApps

  • Background with cryptographic signing and gas optimisation

  • Open-source contributions

What’s In It for You

  • $82 – $108 USD per hour depending on seniority and experience

  • Fully remote working within a global engineering team

  • Bi-weekly invoicing and fast payment turnaround

  • Payment options in USDT, USDC or USD bank transfer

  • 40-hour weekly commitment

  • Performance, availability & retention bonus structure

  • Initial 1-year contract with extensions up to 3+ years

  • Work on cutting-edge, high-scale cross-chain technology shaping the next era of blockchain interoperability

Interested?

Revive Recruitment is supporting the hiring process exclusively.
Submit your CV or portfolio/GitHub link to arrange an introductory conversation.