Latest Smart Contract Jobs

Contract Solidity Developer

Contract Solidity Developer 🌍 Location: 5 Days p/w in London 📆 Duration: 12 Month Contract ✅ IR35: Outside IR35 💰 Rate: £500p/d - £700p/d Opus is partnering with a leading investment bank on an exciting new venture, which is due to kick off in 2026. They’re building a Digital Assets...

Opus Recruitment Solutions

Farringdon, Greater London

Contract Software Engineer

Contract Software Engineer | Up to £400 per day | Outside IR35 | London/Hybrid or Remote | 3 Month Rolling   About the Role:   We are seeking a Mid to Senior Software Engineer to join a fast-paced, dynamic project. This role offers hands-on involvement across the full development lifecycle, from requirements...

Langham Recruitment

London

Blockchain Architect - Contract - UK (Primarily REMOTE)

Role: Blockchain Architect Type: Contract (6 Months) Location: UK, Hybrid Working (Primarily remote, Client Travel always agreed in advance if needed and cost's covered by client) Payrate: £435 - £522 per day Inside IR35 on UMB £327 - £393 per day on PAYE Description: Core Objective: Design and build the...

Randstad Technologies Recruitment

London

Contract Solidity Developer

Contract Solidity Developer Location: 5 Days p/w in London Duration: 12 Month Contract IR35: Outside IR35 Rate: £500p/d - £700p/dOpus is partnering with a leading investment bank on an exciting new venture, which is due to kick off in 2026.They're building a Digital Assets Division focused on Blockchain, Ethereum, and...

Opus Recruitment Solutions Ltd

London

Blockchain Architect - Contract - UK Primarily REMOTE

Role: Blockchain ArchitectType:Contract (6 Months)Location: UK, Hybrid Working (Primarily remote, Client Travel always agreed in advance if needed and cost's covered by client)Payrate: £435 - £522 per day Inside IR35 on UMB£327 - £393 per day on PAYE Description: Core Objective: Design and build the architecture for a blockchain-based digital...

Randstad Technologies

London

Blockchain Architect - Contract - UK (Primarily REMOTE)

Role: Blockchain ArchitectType: Contract (6 Months)Location: UK, Hybrid Working (Primarily remote, Client Travel always agreed in advance if needed and cost's covered by client)Payrate: £435 - £522 per day Inside IR35 on UMB£327 - £393 per day on PAYE Description: Core Objective: Design and build the architecture for a blockchain-based...

Randstad Digital

London

Blockchain Architect - Contract - UK (Primarily REMOTE)

Role: Blockchain ArchitectType: Contract (6 Months)Location: UK, Hybrid Working (Primarily remote, Client Travel always agreed in advance if needed and cost's covered by client)Payrate: £435 - £522 per day Inside IR35 on UMB£327 - £393 per day on PAYE Description: Core Objective: Design and build the architecture for a blockchain-based...

Randstad Digital Careers

London

Blockchain Architect - Contract - UK (Primarily REMOTE)

Role: Blockchain ArchitectType: Contract (6 Months)Location: UK, Hybrid Working (Primarily remote, Client Travel always agreed in advance if needed and cost's covered by client)Payrate: 435 - 522 per day Inside IR35 on UMB327 - 393 per day on PAYE Description Core Objective: Design and build the architecture for a blockchain-based...

Randstad Technologies Recruitment

City of London

Blockchain Engineer

Blockchain Engineer 🌍 Location: Central London 📆 Duration: 12-18 Months Contract with the option to go permanent after. ✅ IR35: Outside IR35 💰 Rate: £500pd - £700pd - (Open depending on experience) Opus is partnering with a leading investment bank on an exciting new venture, which is due to kick...

Opus Recruitment Solutions

London

Blockchain Architect

Blockchain Architect +6 months + +£(Apply online only) a day +Inside IR35 +Fully remote working We're seeking a Blockchain Architect to define and deliver the architecture for next-generation blockchain-based KYC and identity verification solutions. The role involves designing distributed frameworks that enable secure, transparent, and compliant customer data exchange within...

CBSbutler Holdings Limited trading as CBSbutler

Farnborough

Senior Fullstack Engineer Web3

The Aave Companies are focused on innovation in Web3 and have cultivated a thriving, collaborative team environment. Valuing expertise and dedication, the Aave fam is welcoming, passionate, and eager to build great products. We celebrate differences and seek to recruit, develop, and retain the most talented people from a diverse...

Request

London

Blockchain Backend Expert

OverviewSuperlandInc is a blockchain technology company that specializes in creating powerful dapps and cryptocurrencies for startups and medium-level enterprises. Our in-house team of software engineers are experts in the MEAN and MERN technology stack and are up to date with all that is new and modern in the industry. We...

Superland Inc

City of London

Python Software Engineer - Web3, DeFi

Senior Python Software Engineer - Web3, DeFi ABOUT CLEARMATICSClearmatics is a blockchain protocol engineering company that builds decentralised financial market infrastructures that are more open, efficient, and resilient than those serving legacy market structures of today. ABOUT CLEARMATICSClearmatics is a blockchain protocol engineering company that builds decentralised financial market infrastructures...

Clearmatics

London

DeFi Trader

Overview Fasanara Digital is the crypto division of Fasanara Capital, a London-headquartered, FCA-authorised investment firm managing $5bn in fintech strategies. Our digital asset arm oversees over 300m in assets and operates one of the most established, market-neutral digital funds globally – Genesis Alpha – focused on high-frequency, delta-neutral trading strategies...

Fasanara

City of London

Staff Product Designer, Web3

Who we are is what we do. Deel is the all-in-one payroll and HR platform for global teams. Our vision is to unlock global opportunity for every person, team, and business. Built for the way the world works today, Deel combines HRIS, payroll, compliance, benefits, performance, and equipment management into...

Deel

City of London