Blockchain Developer

JR United Kingdom; Telford; Remote; GBP 80,000 - 100,000; Full time

Job summary

A global investment organization is seeking a Senior Blockchain Engineer to support the build of a new digital platform. The role involves creating secure smart contracts and backend systems for tokenized assets, requiring deep technical expertise and experience in DeFi. Candidates must be based in the UK.

Qualifications

• 5+ years of backend/blockchain development.
• 2+ years on live smart contract deployments.
• Experience integrating blockchain features into financial products.

Responsibilities

• Building secure, scalable smart contracts.
• Developing backend systems for tokenized assets.
• Working on multi-chain infrastructure.

Skills

Backend development

Blockchain development

Smart contracts

EVM architecture

DeFi mechanics

Solidity

Hardhat

Ethers.js

Web3.js

Job description

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Senior Blockchain Engineer – Smart Contracts, Web3, APIs, Node.js, Go, Rust, Solidity, DeFi – Global Investments – Remote – up to £850 outside IR35

We are working with a growing Global Investment organisation, who are seeking a Senior Blockchain Developer to join their team on a contract basis, supporting the build of a new digital platform.

The successful candidate will be tasked with building secure, scalable smart contracts and backend systems powering tokenized assets and multi-chain infrastructure.

Required skills:

• 5+ years of backend/blockchain development (including 2+ years on live smart contract deployments)
• Deep understanding of EVM architecture, blockchain consensus, gas mechanics, and DeFi primitives.
• Proficiency with Solidity and tools such as Hardhat, Ethers.js, Web3.js, or Foundry.
• Experience integrating blockchain features into real-world financial or investment products.

This is an exciting opportunity to work across smart contracts, protocol integrations, and backend engineering within a regulated environment, creating products that are reshaping the future of investing.

*please note that candidates must be based in the UK