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Hire expert Blockchain Developers in the United Kingdom

Post a project and get matched with Blockchain Developers in the United Kingdom. Matched in 24 hours. No agency fees.

1
Post your project
Takes 3 minutes
2
Meet your expert
Within 24 hours
3
Launch your project
Flexible payment options
+14k more Blockchain Developers on Twine
Omais A.
Blockchain Developer
★★★★★ 5.0
STM g.
Blockchain Developer
★★★★★ 5.0
VladislavG
Blockchain Developer
★★★★★ 5.0

Trusted by 10,000+ companies of all sizes

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Meet the experts behind high growth companies.

Every Blockchain Developer's portfolio and application is manually reviewed by our Customer Success team. You only see vetted matches.

Available
Blockchain Developer

3D Animation, Animation, App Design

As a professional game developer, I have spent several years designing, building, and improving games across different platforms. During this time, I’ve worked on full ga...

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Available
Blockchain Developer

I am a Full Stack Developer with over 4 years of professional experience building scalable web and mobile applications. I bring hands-on expertise in React, Next.js, Angu...

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Available
Blockchain Developer

As Project Manager at Playtech Studios (playtechstudios.com), I led the development of 10+ casino and casual games from concept to launch, collaborating with multidiscipl...

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Available
Blockchain Developer

I am a Lead/Principal Software Engineer with over 20 years of experience delivering scalable, high-performance systems in fintech, blockchain, and cloud domains. I have a...

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We have over 14,500 Blockchain Developers who've worked in many different industries and cover various styles and skillsets.

Start your search

What companies hire Blockchain Developers for

Projects that brands and startups post most often.

MVP build

End-to-end build of a v1 product: front-end, back-end, and deployment.

Build your MVP

AI feature integration

Add LLM-powered features to your product, copilots, semantic search, or summarisation.

Integrate AI

Mobile app

React Native or Flutter app for iOS and Android from your existing spec.

Build your app

Browse related Blockchain Developer roles in the United Kingdom

Development specialisms and the cross-functional roles you'll often hire alongside.

Choose your city

See which of Twine's top rated Blockchain Developers are near you

Or widen your search to global Blockchain Developers

Reviews

Trusted by companies around the world

Omais is a highly skilled and reliable freelancer who did a fantastic job on my Web App project. I trusted him with complex technical tasks, including working directly within a Windows Server VPS environment, and he handled everything seamlessly. He is professional, efficient, and delivers great results. I highly recommend...

Julio @ Two Brothers Flooring, LLC

Jul 13, 2026

Crystal‑INC was a transformative force in my creative and professional journey. The company brought clarity, structure, and artistic excellence to every project we touched. Their ability to merge luxury editorial aesthetics with precise engineering, corporate discipline, and emotional storytelling is unmatched.Crystal‑INC...

H.E.R1 @ Crystal -INC

Jul 6, 2026

Adam did a phenomenal job building DIMCPrep. He expertly managed the entire development process to deliver a flawless product. We now have a robust platform housing over 1,400 questions that allows candidates to track their progress effectively. His skill and attention to detail turned our vision into a reality, and we are...

Sabrina @ DIMCPrep

Jun 24, 2026

I worked with Daniel as one of our lead engineers on a military FPV drone training simulator built in Unreal Engine 5, a high-stakes project that needed to go from rough prototype to demo-ready in seven weeks for a live demonstration at IITSec 2025. The biggest technical win on the project was the drone flight dynamics...

Robert @ Good Game Devs

Jun 1, 2026

Great experience working with him. I explained what I wanted for my app and he not only got it but exceeded my expectation. The final result was better than what I had in mind. Super easy to work with.

Michael @ MH LLC

May 24, 2026

I had the pleasure of working with Zhenchang and was consistently impressed by his technical expertise, professionalism, and strong sense of ownership. He delivers high-quality, scalable solutions, communicates effectively, and collaborates exceptionally well across teams. Zhenchang is proactive, reliable, and quick to...

Joseph @ Cody Solutions

May 22, 2026

5 star reviews

Clients Rate Twine Blockchain Developers 5.0 / 5.0

on average across 83 reviews

How it works

  1. 1

    Post your project

    3–5 minutes. Tell us about your project, your timeline, and how you want experts to contact you.

  2. 2

    Meet your expert

    Within 24 hours, you'll see a shortlist of vetted Blockchain Developers matched to your project.

  3. 3

    Launch your project

    Flexible payments on your terms, bill experts directly or use the Twine vault for added security.

How pricing works on Twine

Transparent rates, no hidden markup, and a payment path for every need.

The quote is the number.Nothing added on top.

Agencies bury a 20–40% markup inside the retainer, you never see it. On Twine, you set the price and you see the platform fee as a separate, explicit line. No surprises at checkout.

No hidden markup

Pay direct.0% commission.

Prefer your own payment flow? Pay your expert outside Twine, incurring no commission fees. Most useful for ongoing or trusted relationships.

0% off-platform payments

Pay via Vault.Your money is protected.

Funds are held in escrow and only released when you approve the deliverables. If the work isn't right, your money doesn't move. 10% commission on payments up to $10,000, just 5% on anything above.

10% up to $10k · 5% over $10k

Estimate your budget

Pick the role, the experience level and how long you need. We’ll show you what similar projects have cost on Twine. It’s a guide, not a quote.

Your project

Mid-level (3–5 yrs)
2–4 weeks

Estimates only. Actual budget is set by you and agreed with your expert before any work begins.

ESTIMATED RANGE

£4,100 £11,000

How we got here

  • Mid-level day rate: ~£405–£545/day
  • 2–4 weeks = 10–20 working days
  • Range: £4,100–£11,000

Twine vs. the alternatives

Frequently asked questions

Common questions answered before you post a project.

A Blockchain Developer specializes in creating and implementing blockchain-based solutions. They design, develop, and maintain blockchain networks, ensuring security and efficiency. Key tasks include:

  • Building smart contracts and decentralized applications (DApps).
  • Implementing blockchain protocols and consensus algorithms.
  • Ensuring the security and integrity of blockchain systems.
  • Collaborating with cross-functional teams to integrate blockchain solutions.

They play a crucial role in various industries, from finance to supply chain, leveraging blockchain technology to enhance transparency and traceability.

Exceptional Blockchain Developers possess a unique blend of technical and soft skills. Key qualities include:

  • Strong understanding of cryptography and data structures.
  • Proficiency in relevant programming languages like Solidity or JavaScript.
  • Experience with blockchain frameworks and platforms.
  • Excellent problem-solving and analytical abilities.
  • Effective communication skills to collaborate with teams and stakeholders.

The best developers also stay updated on industry trends, ensuring they can leverage the latest technologies effectively.

Typical day rates for Blockchain Developers in United Kingdom vary by experience level:

  • Junior: 290 - 390 GBP
  • Mid-level: 405 - 545 GBP
  • Senior: 505 - 680 GBP
  • Expert: 625 - 845+ GBP

These are indicative ranges based on Twine project data. Final budgets depend on project scope and are agreed directly with your freelancer.

Estimate your cost using our calculator →

To recognize the perfect Blockchain Developer for your needs, start by assessing their technical skills relevant to your project. Look for experience in specific blockchain technologies and successful project completions. Additionally, evaluate their portfolio for quality and diversity of past work. During interviews, gauge their problem-solving skills and cultural fit within your team. Consider their communication style and responsiveness, as these traits are crucial for collaborative projects. Finally, check references or reviews from previous clients to ensure reliability and professionalism.

During a Blockchain Developer interview, ask the following key questions:

  • Can you explain your experience with blockchain technologies and specific projects?
  • What programming languages and frameworks do you prefer to use?
  • How do you ensure the security and scalability of your blockchain solutions?
  • Can you walk us through your problem-solving process when faced with challenges?
  • How do you stay updated on blockchain trends and advancements?

These questions will help you gauge their expertise and fit for your project.

Hiring a Blockchain Developer in the United Kingdom involves several steps. First, define your project requirements and desired skills. Then, consider using platforms like Twine to find qualified freelancers. Look for developers with experience in your specific blockchain technology, such as Ethereum or Hyperledger. Review portfolios and client feedback to gauge their expertise. Lastly, conduct interviews to assess their problem-solving abilities and communication skills to ensure a good fit for your team.

Hiring a freelance Blockchain Developer offers flexibility and potentially lower costs, as freelancers often have less overhead than agencies. Freelancers can provide personalized attention and direct communication, fostering a more intimate collaboration. However, agencies typically offer a broader range of services, including access to multiple developers with diverse skills, project management support, and established processes for quality assurance. The decision depends on your project’s scale, budget, and specific needs. Freelancers may suit smaller projects, while agencies may be better for larger, more complex assignments.

A comprehensive project brief for a Blockchain Developer should include the following elements:

  • A clear project overview and objectives.
  • Specific skills and technologies required (e.g., Ethereum, Solidity).
  • Expected deliverables and timelines.
  • Budget and payment structure.
  • Any relevant background information or context.

Providing detailed information helps attract the right candidates and ensures they understand the project’s scope and requirements.

Hiring on Twine is simple.

  1. Post a job with your project details, timeline, and budget.
  2. Browse portfolios of vetted Blockchain Developers and invite those who match your needs.
  3. Receive proposals and compare experience, pricing, and reviews.
  4. Communicate expectations, set milestones, and finalize the hire.
  5. Securely pay through Twine, ensuring protection for both parties. Twine connects you with top freelance Blockchain Developers, making it easy to find the perfect creative professional for your project.

Ready to hire your next Blockchain Developer?

Post your project and meet your expert within 24 hours. Over 45,000+ high growth companies that trust Twine.

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