7 of 7 Solidity Jobs in London

Smart Contract Developer

Hiring Organisation
CryptoIEX
Location
South London, UK
Employment Type
Full-time
updated on industry trends in blockchain technology. Qualifications Experience with Smart Contract development and blockchain technologies, particularly Ethereum or other major platforms. Proficiency in Solidity, Vyper, or other smart contract programming languages. Understanding of blockchain architecture, cryptography, and decentralized systems. Ability to conduct comprehensive code testing, audits, and reviews ...

Senior Software Engineer (Top Crypto Trading Firm)

Hiring Organisation
Radley James
Location
City of London, London, United Kingdom
impact. What they’re looking for Strong experience with Rust and/or Python Hands-on experience working with EVM smart contracts (application-level Solidity, not just theory) 3–4+ years in crypto/DeFi–native roles Solid understanding of decentralised exchanges and the current DeFi landscape A grasp ...

DeFi Developer

Hiring Organisation
Radley James
Location
City of London, London, United Kingdom
beneficial but not required. What they’re looking for: Strong production experience with Rust and Python Hands-on experience with smart contracts and Solidity at an application level 3–4+ years in crypto or DeFi-native roles Deep understanding of decentralized exchanges and the current DeFi landscape Experience building ...

Fully Remote Software Engineer

Hiring Organisation
Radley James
Location
East London, London, United Kingdom
What we’re looking for Strong experience with Rust and Python 3–4+ years in crypto/DeFi-native roles Practical experience interacting with Solidity smart contracts (not just high-level) Understanding of DEXs and trading concepts (hands-on or theoretical) Comfortable operating production systems in a cloud environment ...

Contract Solidity Developer

Hiring Organisation
Opus Recruitment Solutions Ltd
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£500 - £700 per day
Contract Solidity Developer Location: 5 Days p/w Onsite? Duration: 18-Month Contract? IR35: Inside IR35? Rate: £500p/d - £900p/d ?? Option to convert to permanent after contractOpus is partnering with a leading investment bank on an exciting new venture, the project is due to start … Ethereum, and cutting-edge digital solutions. To kick things off, they’re assembling a small, elite team and are on the lookout for experienced Solidity Developers who can help shape the future of digital finance. Key Responsibilities Contribute to the design and development of smart contract solutions for digital assets. ...

Solidity Engineer – Junior / Mid-Level

Hiring Organisation
Plexus Resource Solutions
Location
City of London, London, United Kingdom
Solidity Engineer (London/Paris/Amsterdam)- Hybrid We’re working with a crypto startup focused on on-chain securitisation who are looking for a Solidity engineer to help build secure, scalable smart-contract systems that support real-world financial applications. You’ll work across the stack, contribute … practices across all layers of development. Contribute to broader product architecture and technical decision-making. Requirements 2 years of hands-on experience building advanced Solidity contracts and using modern tooling (Foundry, established patterns, EIPs, etc.). Strong security mindset. Solid understanding of Git workflows and CI/CD pipelines. Strong ...

Blockchain Developer - Smart Contracts

Hiring Organisation
Oscar
Location
London Area, United Kingdom
contract solutions. This will be a hands-on role focused on smart contract development across multiple blockchain ecosystems, with a strong emphasis on Ethereum (Solidity) or Solana (Rust), and exposure to DAML-based enterprise platforms is highly valued. Location: London (1 day onsite, 4 WFH) Contract: 6 Months (OIR35) Rate … What You'll Be Working On: Designing, developing and maintaining smart contracts/on-chain programs Building solutions on Ethereum (Solidity) or Solana (Rust) Contributing to enterprise distributed ledger workflows (DAML-based platforms) Collaborating with engineers and product teams on architecture, security and scalability Reviewing, testing, and improving smart contract ...