Senior Software Engineer - Node.js/React - Blockchain - Remote (UK)

Senior Software Engineer – FullStack – Node.js/React – Remote (UK)

The Job

A Senior Full Stack Engineer required for a startup within the Web3/Blockchain space, you will be working with a team of skilled engineers in a small and fast paced environment and play a key role in the development and growth of the platform. An overview of the key responsibilities are:

• Full stack application development, including API, frontend web, and mobile development.
• Develop and maintain backend services using Node.js & TypeScript.
• Build and optimize RESTful APIs and GraphQL APIs with Apollo Server.
• Design and develop frontend applications using React.js and React Native.
• Work with relational databases (MySQL) and Prisma ORM to ensure data integrity and performance.
• Implement robust testing and debugging practices to maintain high-quality software.
• Design and manage AWS cloud infrastructure, including S3, Lambda, Systems Manager, CloudWatch,
• CloudFormation, CloudFront, SNS, RDS, EC2, and ECS.
• Ensure application security, authentication, and data protection.
• Optimize API performance, caching strategies (Redis), and database queries.
• Implement CI/CD pipelines and Infrastructure as Code (IaC) using CloudFormation.
• Monitor and handle error logging using AWS CloudWatch.
• Manage the full software development lifecycle, from conception to deployment.
• Maintain and upgrade existing software to ensure scalability and reliability.
• Mentor and guide junior developers, reviewing code and sharing best practices.

About You

A skilled Full Stack Engineer, you will bring your expertise in Node.js and React and be comfortable working in a start up environment. If you bring prior experience from the Web3/Blockchain space it will be a big bonus. Here are the key requirements:

• Fluent in English, with excellent written and verbal communication skills.
• 8+ years of experience in full stack application development.
• Strong expertise in React.js, React Native, Node.js, and TypeScript.
• Experience in working with REST APIs, GraphQL (Apollo Server), and Prisma ORM.
• Solid understanding of relational databases (MySQL) and query optimization.
• Strong knowledge of cloud infrastructure (AWS) and its various services.
• Experience in mentoring junior developers and code reviews.
• Ability to manage software projects from inception to production deployment.
• Understanding of industry standards for FinTech applications.

Bonus points for

• Experience working in FinTech or other highly regulated industries.
• Knowledge of blockchain technologies and cryptographic security.
• Understanding of financial data processing, payment gateways, and transaction security

The Company

This Web3 scale-up is focused on helping enterprises and governments adopt blockchain solutions by providing high-volume transaction processing infrastructure. Clients, whether contracting with nodes or running their own, are at the heart of its mission to build secure, scalable, and high-performance decentralized systems. The company is dedicated to innovation and ensuring that Web3 technology meets enterprise-grade security and compliance standards.

Salary

£90k - £110k + Bonus + Bens

What Should You Do Now

If you have string Node.js and React Experience and this sounds like the next career move for you. Please send me your CV by clicking apply, any questions please reach out directly 😊