Blockchain Developer

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

Job summary

A leading global investment organization is seeking a Senior Blockchain Engineer to support the development of a new digital platform. This remote role involves building secure smart contracts and integrating blockchain technology into financial products. With a strong focus on innovation, this position offers the chance to play a key role in reshaping the future of investing while working within a regulated environment.

Qualifications

• 5+ years of backend/blockchain development experience.
• 2+ years on live smart contract deployments required.
• Proficiency with blockchain programming languages and tools is essential.

Responsibilities

• Build secure, scalable smart contracts and backend systems.
• Integrate blockchain features into financial products.
• Work on protocol integrations within a regulated environment.

Skills

EVM architecture

Blockchain consensus

Gas mechanics

DeFi primitives

Solidity

Tokenization

Node.js

Rust

APIs

Tools

Hardhat

Ethers.js

Web3.js

Foundry

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